Huairou Town, Changping, Beijing, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
August Air Quality Analysis
Huairou Town, Changping, Beijing, China
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
9th Aug 2023
128AQILowest AQI recorded on
13th Aug 2026
19AQISame Day Analysis (15th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 37 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Day & Night AQI Trend: 14th Aug - 15th Aug 2026
Huairou Town, Changping, Beijing, China
AQI
Day
Night
.
5 AM14th Aug 2026
7 PM
4 AM15th Aug 2026
Day time
Avg. Highest Time
5AM14th Aug
29AQI
Avg. Lowest Time
2PM14th Aug
21AQI
Night time
Avg. Highest Time
3AM15th Aug
36AQI
Avg. Lowest Time
8PM14th Aug
27AQI
In the last 24 hours,
Huairou Town's AQI reached its highest point of 36 at 3 AM during the Night, while the lowest point, 21, was recorded at 2 PM during the Day between 14th Aug and 15th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Huairou Town, Changping, Beijing, China
JulAug
17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th
Day
Night
17th Jul 2026535 AMAQI
17th Jul 2026556 AMAQI
17th Jul 2026597 AMAQI
17th Jul 2026588 AMAQI
17th Jul 2026669 AMAQI
17th Jul 20266710 AMAQI
17th Jul 20267411 AMAQI
17th Jul 20267212 PMAQI
17th Jul 2026671 PMAQI
17th Jul 2026172 PMAQI
17th Jul 2026203 PMAQI
17th Jul 2026214 PMAQI
17th Jul 2026235 PMAQI
17th Jul 2026216 PMAQI
17th Jul 2026217 PMAQI
17th Jul 2026278 PMAQI
17th Jul 2026339 PMAQI
17th Jul 20262710 PMAQI
17th Jul 20262711 PMAQI
18th Jul 20262912 AMAQI
18th Jul 2026291 AMAQI
18th Jul 2026382 AMAQI
18th Jul 2026363 AMAQI
18th Jul 2026404 AMAQI
27°C24/32°C
18th Jul 2026525 AMAQI
18th Jul 2026466 AMAQI
18th Jul 2026407 AMAQI
18th Jul 2026508 AMAQI
18th Jul 2026639 AMAQI
18th Jul 20267610 AMAQI
18th Jul 20268011 AMAQI
18th Jul 20267612 PMAQI
18th Jul 2026741 PMAQI
18th Jul 2026702 PMAQI
18th Jul 2026683 PMAQI
18th Jul 2026644 PMAQI
18th Jul 2026585 PMAQI
18th Jul 2026256 PMAQI
18th Jul 2026197 PMAQI
18th Jul 2026278 PMAQI
18th Jul 2026259 PMAQI
18th Jul 20264810 PMAQI
18th Jul 20264611 PMAQI
19th Jul 20263612 AMAQI
19th Jul 2026461 AMAQI
19th Jul 2026522 AMAQI
19th Jul 2026503 AMAQI
19th Jul 2026464 AMAQI
26°C22/31°C
19th Jul 2026565 AMAQI
19th Jul 2026586 AMAQI
19th Jul 2026577 AMAQI
19th Jul 2026678 AMAQI
19th Jul 2026609 AMAQI
19th Jul 20265010 AMAQI
19th Jul 20264811 AMAQI
19th Jul 20265112 PMAQI
19th Jul 2026441 PMAQI
19th Jul 2026462 PMAQI
19th Jul 2026523 PMAQI
19th Jul 2026404 PMAQI
19th Jul 2026405 PMAQI
19th Jul 2026646 PMAQI
19th Jul 2026677 PMAQI
19th Jul 2026838 PMAQI
19th Jul 2026839 PMAQI
19th Jul 20268710 PMAQI
19th Jul 20269011 PMAQI
20th Jul 20269312 AMAQI
20th Jul 2026841 AMAQI
20th Jul 2026982 AMAQI
20th Jul 20261043 AMAQI
20th Jul 20261284 AMAQI
27°C21/32°C
20th Jul 2026175 AMAQI
20th Jul 2026216 AMAQI
20th Jul 2026217 AMAQI
20th Jul 2026148 AMAQI
20th Jul 2026179 AMAQI
20th Jul 20261710 AMAQI
20th Jul 20261711 AMAQI
20th Jul 20261712 PMAQI
20th Jul 2026211 PMAQI
20th Jul 2026232 PMAQI
20th Jul 2026273 PMAQI
20th Jul 2026524 PMAQI
20th Jul 2026465 PMAQI
20th Jul 2026466 PMAQI
20th Jul 2026297 PMAQI
20th Jul 2026338 PMAQI
20th Jul 2026409 PMAQI
20th Jul 20264210 PMAQI
20th Jul 20265611 PMAQI
21st Jul 20266012 AMAQI
21st Jul 2026601 AMAQI
21st Jul 2026712 AMAQI
21st Jul 2026693 AMAQI
21st Jul 2026624 AMAQI
27°C21/34°C
21st Jul 2026625 AMAQI
21st Jul 2026406 AMAQI
21st Jul 2026317 AMAQI
21st Jul 2026298 AMAQI
21st Jul 2026339 AMAQI
21st Jul 20264010 AMAQI
21st Jul 20266712 PMAQI
21st Jul 2026921 PMAQI
21st Jul 2026962 PMAQI
21st Jul 2026903 PMAQI
21st Jul 2026834 PMAQI
21st Jul 2026815 PMAQI
21st Jul 2026946 PMAQI
21st Jul 2026567 PMAQI
21st Jul 2026558 PMAQI
21st Jul 2026489 PMAQI
21st Jul 20264410 PMAQI
21st Jul 20264411 PMAQI
22nd Jul 20266512 AMAQI
22nd Jul 2026661 AMAQI
22nd Jul 2026662 AMAQI
22nd Jul 2026693 AMAQI
22nd Jul 2026704 AMAQI
26°C20/31°C
22nd Jul 2026665 AMAQI
22nd Jul 2026716 AMAQI
22nd Jul 2026657 AMAQI
22nd Jul 2026628 AMAQI
22nd Jul 2026769 AMAQI
22nd Jul 20265410 AMAQI
22nd Jul 20263611 AMAQI
22nd Jul 20262512 PMAQI
22nd Jul 2026271 PMAQI
22nd Jul 2026312 PMAQI
22nd Jul 2026333 PMAQI
22nd Jul 2026364 PMAQI
22nd Jul 2026425 PMAQI
22nd Jul 2026386 PMAQI
22nd Jul 2026337 PMAQI
22nd Jul 2026298 PMAQI
22nd Jul 2026339 PMAQI
22nd Jul 20264010 PMAQI
22nd Jul 20264411 PMAQI
23rd Jul 20265412 AMAQI
23rd Jul 2026561 AMAQI
23rd Jul 2026552 AMAQI
23rd Jul 2026533 AMAQI
23rd Jul 2026574 AMAQI
26°C23/30°C
23rd Jul 2026555 AMAQI
23rd Jul 2026586 AMAQI
23rd Jul 2026537 AMAQI
23rd Jul 2026568 AMAQI
23rd Jul 2026609 AMAQI
23rd Jul 20265910 AMAQI
23rd Jul 20265511 AMAQI
23rd Jul 20265012 PMAQI
23rd Jul 2026291 PMAQI
23rd Jul 2026312 PMAQI
23rd Jul 2026533 PMAQI
23rd Jul 2026554 PMAQI
23rd Jul 2026485 PMAQI
23rd Jul 2026536 PMAQI
23rd Jul 2026517 PMAQI
23rd Jul 2026538 PMAQI
23rd Jul 2026589 PMAQI
23rd Jul 20266310 PMAQI
23rd Jul 20266511 PMAQI
24th Jul 20266612 AMAQI
24th Jul 2026651 AMAQI
24th Jul 2026622 AMAQI
24th Jul 2026683 AMAQI
24th Jul 2026684 AMAQI
25°C22/29°C
24th Jul 2026705 AMAQI
24th Jul 2026646 AMAQI
24th Jul 2026597 AMAQI
24th Jul 2026558 AMAQI
24th Jul 2026529 AMAQI
24th Jul 20265610 AMAQI
24th Jul 20265611 AMAQI
24th Jul 20265112 PMAQI
24th Jul 2026421 PMAQI
24th Jul 2026422 PMAQI
24th Jul 2026443 PMAQI
24th Jul 2026514 PMAQI
24th Jul 2026525 PMAQI
24th Jul 2026526 PMAQI
24th Jul 2026557 PMAQI
24th Jul 2026658 PMAQI
24th Jul 2026739 PMAQI
24th Jul 20267610 PMAQI
24th Jul 20268311 PMAQI
25th Jul 20268112 AMAQI
25th Jul 2026811 AMAQI
25th Jul 2026862 AMAQI
25th Jul 2026923 AMAQI
25th Jul 2026864 AMAQI
27°C22/31°C
25th Jul 2026835 AMAQI
25th Jul 2026786 AMAQI
25th Jul 2026787 AMAQI
25th Jul 2026828 AMAQI
25th Jul 2026819 AMAQI
25th Jul 20266910 AMAQI
25th Jul 20267611 AMAQI
25th Jul 20267412 PMAQI
25th Jul 2026761 PMAQI
25th Jul 2026782 PMAQI
25th Jul 2026803 PMAQI
25th Jul 2026784 PMAQI
25th Jul 20261025 PMAQI
25th Jul 2026986 PMAQI
25th Jul 20261087 PMAQI
25th Jul 2026998 PMAQI
25th Jul 20261129 PMAQI
25th Jul 202611610 PMAQI
25th Jul 202612011 PMAQI
26th Jul 202614612 AMAQI
26th Jul 20261461 AMAQI
26th Jul 20261242 AMAQI
26th Jul 20261223 AMAQI
26th Jul 20261254 AMAQI
28°C23/33°C
26th Jul 20261365 AMAQI
26th Jul 20261326 AMAQI
26th Jul 20261247 AMAQI
26th Jul 20261068 AMAQI
26th Jul 20261009 AMAQI
26th Jul 20269810 AMAQI
26th Jul 20269311 AMAQI
26th Jul 20268512 PMAQI
26th Jul 2026711 PMAQI
26th Jul 2026642 PMAQI
26th Jul 2026653 PMAQI
26th Jul 2026624 PMAQI
26th Jul 2026605 PMAQI
26th Jul 2026686 PMAQI
26th Jul 2026797 PMAQI
26th Jul 2026988 PMAQI
26th Jul 20261019 PMAQI
26th Jul 202611110 PMAQI
26th Jul 202611011 PMAQI
27th Jul 202612212 AMAQI
27th Jul 20261361 AMAQI
27th Jul 20261302 AMAQI
27th Jul 20261263 AMAQI
27th Jul 20261464 AMAQI
27°C24/31°C
27th Jul 20261465 AMAQI
27th Jul 20261466 AMAQI
27th Jul 20261477 AMAQI
27th Jul 20261498 AMAQI
27th Jul 20261369 AMAQI
27th Jul 202614510 AMAQI
27th Jul 202611511 AMAQI
27th Jul 20269412 PMAQI
27th Jul 2026801 PMAQI
27th Jul 2026642 PMAQI
27th Jul 2026643 PMAQI
27th Jul 2026634 PMAQI
27th Jul 2026505 PMAQI
27th Jul 2026336 PMAQI
27th Jul 2026467 PMAQI
27th Jul 2026658 PMAQI
27th Jul 2026759 PMAQI
27th Jul 20267910 PMAQI
27th Jul 20268811 PMAQI
28th Jul 20268612 AMAQI
28th Jul 2026821 AMAQI
28th Jul 2026782 AMAQI
28th Jul 2026763 AMAQI
28th Jul 2026754 AMAQI
29°C24/34°C
28th Jul 2026765 AMAQI
28th Jul 2026756 AMAQI
28th Jul 2026807 AMAQI
28th Jul 2026888 AMAQI
28th Jul 20261369 AMAQI
28th Jul 202612210 AMAQI
28th Jul 202615111 AMAQI
28th Jul 20269712 PMAQI
28th Jul 2026731 PMAQI
28th Jul 2026382 PMAQI
28th Jul 2026383 PMAQI
28th Jul 2026364 PMAQI
28th Jul 2026335 PMAQI
28th Jul 2026316 PMAQI
28th Jul 2026347 PMAQI
28th Jul 2026368 PMAQI
28th Jul 2026469 PMAQI
28th Jul 20265010 PMAQI
28th Jul 20265211 PMAQI
29th Jul 20265312 AMAQI
29th Jul 2026581 AMAQI
29th Jul 2026662 AMAQI
29th Jul 2026833 AMAQI
29th Jul 20261224 AMAQI
30°C25/35°C
29th Jul 20261525 AMAQI
29th Jul 20261426 AMAQI
29th Jul 20261447 AMAQI
29th Jul 20261448 AMAQI
29th Jul 20261299 AMAQI
29th Jul 202612210 AMAQI
29th Jul 202611811 AMAQI
29th Jul 20268412 PMAQI
29th Jul 2026561 PMAQI
29th Jul 2026382 PMAQI
29th Jul 2026273 PMAQI
29th Jul 2026294 PMAQI
29th Jul 2026255 PMAQI
29th Jul 2026256 PMAQI
29th Jul 2026297 PMAQI
29th Jul 2026338 PMAQI
29th Jul 2026369 PMAQI
29th Jul 20262510 PMAQI
29th Jul 20262911 PMAQI
30th Jul 20263812 AMAQI
30th Jul 2026361 AMAQI
30th Jul 2026402 AMAQI
30th Jul 2026443 AMAQI
30th Jul 2026484 AMAQI
30°C25/36°C
30th Jul 2026555 AMAQI
30th Jul 2026656 AMAQI
30th Jul 2026667 AMAQI
30th Jul 2026808 AMAQI
30th Jul 2026869 AMAQI
30th Jul 20268910 AMAQI
30th Jul 20269811 AMAQI
30th Jul 202610012 PMAQI
30th Jul 2026641 PMAQI
30th Jul 2026582 PMAQI
30th Jul 2026513 PMAQI
30th Jul 2026464 PMAQI
30th Jul 2026335 PMAQI
30th Jul 2026426 PMAQI
30th Jul 2026487 PMAQI
30th Jul 2026508 PMAQI
30th Jul 2026519 PMAQI
30th Jul 20264610 PMAQI
30th Jul 20265511 PMAQI
31st Jul 20265312 AMAQI
31st Jul 2026531 AMAQI
31st Jul 2026582 AMAQI
31st Jul 2026663 AMAQI
31st Jul 2026764 AMAQI
30°C26/34°C
31st Jul 2026905 AMAQI
31st Jul 2026886 AMAQI
31st Jul 2026957 AMAQI
31st Jul 2026948 AMAQI
31st Jul 2026909 AMAQI
31st Jul 20269910 AMAQI
31st Jul 20269911 AMAQI
31st Jul 202610012 PMAQI
31st Jul 20261051 PMAQI
31st Jul 2026812 PMAQI
31st Jul 2026523 PMAQI
31st Jul 2026554 PMAQI
31st Jul 2026645 PMAQI
31st Jul 2026526 PMAQI
31st Jul 2026517 PMAQI
31st Jul 2026468 PMAQI
31st Jul 2026179 PMAQI
31st Jul 20262110 PMAQI
31st Jul 20262511 PMAQI
1st Aug 20262512 AMAQI
1st Aug 2026251 AMAQI
1st Aug 2026212 AMAQI
1st Aug 2026143 AMAQI
1st Aug 2026254 AMAQI
30°C26/34°C
1st Aug 2026255 AMAQI
1st Aug 2026296 AMAQI
1st Aug 2026277 AMAQI
1st Aug 2026238 AMAQI
1st Aug 2026219 AMAQI
1st Aug 20262510 AMAQI
1st Aug 20262511 AMAQI
1st Aug 20262512 PMAQI
1st Aug 2026271 PMAQI
1st Aug 2026232 PMAQI
1st Aug 2026253 PMAQI
1st Aug 2026254 PMAQI
1st Aug 2026255 PMAQI
1st Aug 2026276 PMAQI
1st Aug 2026297 PMAQI
1st Aug 2026468 PMAQI
1st Aug 2026659 PMAQI
1st Aug 20266410 PMAQI
1st Aug 20266211 PMAQI
2nd Aug 20266412 AMAQI
2nd Aug 2026551 AMAQI
2nd Aug 2026482 AMAQI
2nd Aug 2026523 AMAQI
2nd Aug 2026524 AMAQI
31°C26/36°C
2nd Aug 2026535 AMAQI
2nd Aug 2026586 AMAQI
2nd Aug 2026547 AMAQI
2nd Aug 2026608 AMAQI
2nd Aug 2026769 AMAQI
2nd Aug 20267610 AMAQI
2nd Aug 20267811 AMAQI
2nd Aug 20269212 PMAQI
2nd Aug 2026721 PMAQI
2nd Aug 2026722 PMAQI
2nd Aug 2026693 PMAQI
2nd Aug 2026764 PMAQI
2nd Aug 2026465 PMAQI
2nd Aug 2026146 PMAQI
2nd Aug 2026197 PMAQI
2nd Aug 2026318 PMAQI
2nd Aug 2026339 PMAQI
2nd Aug 20264210 PMAQI
2nd Aug 20264411 PMAQI
3rd Aug 20264812 AMAQI
3rd Aug 2026461 AMAQI
3rd Aug 2026482 AMAQI
3rd Aug 2026443 AMAQI
3rd Aug 2026464 AMAQI
30°C27/34°C
3rd Aug 2026525 AMAQI
3rd Aug 2026426 AMAQI
3rd Aug 2026467 AMAQI
3rd Aug 2026508 AMAQI
3rd Aug 2026519 AMAQI
3rd Aug 20266210 AMAQI
3rd Aug 20269711 AMAQI
3rd Aug 20269612 PMAQI
3rd Aug 2026861 PMAQI
3rd Aug 2026582 PMAQI
3rd Aug 2026543 PMAQI
3rd Aug 2026404 PMAQI
3rd Aug 2026335 PMAQI
3rd Aug 2026316 PMAQI
3rd Aug 2026217 PMAQI
3rd Aug 2026318 PMAQI
3rd Aug 2026299 PMAQI
3rd Aug 20262510 PMAQI
3rd Aug 20262111 PMAQI
4th Aug 20261712 AMAQI
4th Aug 2026121 AMAQI
4th Aug 2026172 AMAQI
4th Aug 2026173 AMAQI
4th Aug 2026214 AMAQI
28°C24/34°C
4th Aug 2026195 AMAQI
4th Aug 2026236 AMAQI
4th Aug 2026257 AMAQI
4th Aug 2026238 AMAQI
4th Aug 2026279 AMAQI
4th Aug 20262910 AMAQI
4th Aug 20262711 AMAQI
4th Aug 20263112 PMAQI
4th Aug 2026441 PMAQI
4th Aug 2026422 PMAQI
4th Aug 2026343 PMAQI
4th Aug 2026444 PMAQI
4th Aug 2026545 PMAQI
4th Aug 2026366 PMAQI
4th Aug 2026177 PMAQI
4th Aug 2026198 PMAQI
4th Aug 2026219 PMAQI
4th Aug 20262910 PMAQI
4th Aug 20263311 PMAQI
5th Aug 20265112 AMAQI
5th Aug 2026541 AMAQI
5th Aug 2026502 AMAQI
5th Aug 2026463 AMAQI
5th Aug 2026484 AMAQI
28°C24/34°C
5th Aug 2026465 AMAQI
5th Aug 2026486 AMAQI
5th Aug 2026487 AMAQI
5th Aug 2026598 AMAQI
5th Aug 2026589 AMAQI
5th Aug 20266210 AMAQI
5th Aug 20266711 AMAQI
5th Aug 20266212 PMAQI
5th Aug 2026541 PMAQI
5th Aug 2026462 PMAQI
5th Aug 2026523 PMAQI
5th Aug 2026544 PMAQI
5th Aug 2026545 PMAQI
5th Aug 2026556 PMAQI
5th Aug 2026557 PMAQI
5th Aug 2026628 PMAQI
5th Aug 2026809 PMAQI
5th Aug 20267110 PMAQI
5th Aug 20267111 PMAQI
6th Aug 20267012 AMAQI
6th Aug 2026691 AMAQI
6th Aug 2026702 AMAQI
6th Aug 2026713 AMAQI
6th Aug 2026784 AMAQI
29°C24/35°C
6th Aug 2026745 AMAQI
6th Aug 2026786 AMAQI
6th Aug 2026797 AMAQI
6th Aug 2026788 AMAQI
6th Aug 2026749 AMAQI
6th Aug 20266810 AMAQI
6th Aug 20266511 AMAQI
6th Aug 20265812 PMAQI
6th Aug 2026661 PMAQI
6th Aug 2026592 PMAQI
6th Aug 2026603 PMAQI
6th Aug 2026544 PMAQI
6th Aug 2026495 PMAQI
6th Aug 2026586 PMAQI
6th Aug 2026627 PMAQI
6th Aug 2026698 PMAQI
6th Aug 2026909 PMAQI
6th Aug 20268110 PMAQI
6th Aug 20268211 PMAQI
7th Aug 20268112 AMAQI
7th Aug 2026811 AMAQI
7th Aug 2026852 AMAQI
7th Aug 2026703 AMAQI
7th Aug 2026734 AMAQI
31°C26/37°C
7th Aug 2026685 AMAQI
7th Aug 2026676 AMAQI
7th Aug 2026727 AMAQI
7th Aug 2026658 AMAQI
7th Aug 2026709 AMAQI
7th Aug 20267110 AMAQI
7th Aug 20266411 AMAQI
7th Aug 20265812 PMAQI
7th Aug 2026511 PMAQI
7th Aug 2026512 PMAQI
7th Aug 2026583 PMAQI
7th Aug 2026584 PMAQI
7th Aug 2026545 PMAQI
7th Aug 2026406 PMAQI
7th Aug 2026197 PMAQI
7th Aug 2026218 PMAQI
7th Aug 2026219 PMAQI
7th Aug 20261910 PMAQI
7th Aug 20262111 PMAQI
8th Aug 20262312 AMAQI
8th Aug 2026271 AMAQI
8th Aug 2026252 AMAQI
8th Aug 2026273 AMAQI
8th Aug 2026364 AMAQI
30°C24/36°C
8th Aug 2026485 AMAQI
8th Aug 2026486 AMAQI
8th Aug 2026427 AMAQI
8th Aug 2026528 AMAQI
8th Aug 2026449 AMAQI
8th Aug 20263610 AMAQI
8th Aug 20262711 AMAQI
8th Aug 20262512 PMAQI
8th Aug 2026251 PMAQI
8th Aug 2026232 PMAQI
8th Aug 2026273 PMAQI
8th Aug 2026274 PMAQI
8th Aug 2026255 PMAQI
8th Aug 2026296 PMAQI
8th Aug 2026277 PMAQI
8th Aug 2026318 PMAQI
8th Aug 2026369 PMAQI
8th Aug 20263810 PMAQI
8th Aug 20263611 PMAQI
9th Aug 20263612 AMAQI
9th Aug 2026381 AMAQI
9th Aug 2026362 AMAQI
9th Aug 2026363 AMAQI
9th Aug 2026404 AMAQI
26°C23/31°C
9th Aug 2026445 AMAQI
9th Aug 2026446 AMAQI
9th Aug 2026487 AMAQI
9th Aug 2026488 AMAQI
9th Aug 2026519 AMAQI
9th Aug 20264410 AMAQI
9th Aug 20263111 AMAQI
9th Aug 20263812 PMAQI
9th Aug 2026331 PMAQI
9th Aug 2026382 PMAQI
9th Aug 2026443 PMAQI
9th Aug 2026484 PMAQI
9th Aug 2026565 PMAQI
9th Aug 2026586 PMAQI
9th Aug 2026817 PMAQI
9th Aug 2026668 PMAQI
9th Aug 2026679 PMAQI
9th Aug 20266410 PMAQI
9th Aug 20266211 PMAQI
10th Aug 20265812 AMAQI
10th Aug 2026601 AMAQI
10th Aug 2026622 AMAQI
10th Aug 2026643 AMAQI
10th Aug 2026674 AMAQI
26°C22/30°C
10th Aug 2026735 AMAQI
10th Aug 2026726 AMAQI
10th Aug 2026877 AMAQI
10th Aug 2026928 AMAQI
10th Aug 2026999 AMAQI
10th Aug 20269810 AMAQI
10th Aug 20268911 AMAQI
10th Aug 20267812 PMAQI
10th Aug 2026821 PMAQI
10th Aug 2026892 PMAQI
10th Aug 2026723 PMAQI
10th Aug 2026704 PMAQI
10th Aug 2026715 PMAQI
10th Aug 2026746 PMAQI
10th Aug 2026827 PMAQI
10th Aug 2026828 PMAQI
10th Aug 2026909 PMAQI
10th Aug 20268810 PMAQI
10th Aug 20268811 PMAQI
11th Aug 20269012 AMAQI
11th Aug 2026841 AMAQI
11th Aug 2026872 AMAQI
11th Aug 2026883 AMAQI
11th Aug 2026894 AMAQI
26°C20/32°C
11th Aug 2026945 AMAQI
11th Aug 2026846 AMAQI
11th Aug 2026887 AMAQI
11th Aug 2026878 AMAQI
11th Aug 2026859 AMAQI
11th Aug 20269610 AMAQI
11th Aug 20269511 AMAQI
11th Aug 202610612 PMAQI
11th Aug 2026901 PMAQI
11th Aug 2026692 PMAQI
11th Aug 2026663 PMAQI
11th Aug 2026674 PMAQI
11th Aug 2026735 PMAQI
11th Aug 2026576 PMAQI
11th Aug 2026547 PMAQI
11th Aug 2026318 PMAQI
11th Aug 2026339 PMAQI
11th Aug 20263810 PMAQI
11th Aug 20264411 PMAQI
12th Aug 20265112 AMAQI
12th Aug 2026331 AMAQI
12th Aug 2026542 AMAQI
12th Aug 2026493 AMAQI
12th Aug 2026464 AMAQI
27°C22/33°C
12th Aug 2026525 AMAQI
12th Aug 2026586 AMAQI
12th Aug 2026387 AMAQI
12th Aug 2026278 AMAQI
12th Aug 202689 AMAQI
12th Aug 20261210 AMAQI
12th Aug 20261211 AMAQI
12th Aug 20261212 PMAQI
12th Aug 2026121 PMAQI
12th Aug 2026122 PMAQI
12th Aug 202683 PMAQI
12th Aug 202684 PMAQI
12th Aug 2026125 PMAQI
12th Aug 2026216 PMAQI
12th Aug 2026237 PMAQI
12th Aug 2026218 PMAQI
12th Aug 2026259 PMAQI
12th Aug 20261410 PMAQI
12th Aug 20261711 PMAQI
13th Aug 20261412 AMAQI
13th Aug 2026171 AMAQI
13th Aug 2026172 AMAQI
13th Aug 2026173 AMAQI
13th Aug 2026154 AMAQI
23°C22/24°C
13th Aug 2026145 AMAQI
13th Aug 2026176 AMAQI
13th Aug 2026187 AMAQI
13th Aug 2026188 AMAQI
13th Aug 2026239 AMAQI
13th Aug 20261410 AMAQI
13th Aug 2026811 AMAQI
13th Aug 20261012 PMAQI
13th Aug 202681 PMAQI
13th Aug 202682 PMAQI
13th Aug 2026253 PMAQI
13th Aug 2026254 PMAQI
13th Aug 2026255 PMAQI
13th Aug 2026256 PMAQI
13th Aug 2026297 PMAQI
13th Aug 2026298 PMAQI
13th Aug 2026299 PMAQI
13th Aug 20262910 PMAQI
13th Aug 20262511 PMAQI
14th Aug 20262112 AMAQI
14th Aug 2026211 AMAQI
14th Aug 2026212 AMAQI
14th Aug 2026253 AMAQI
14th Aug 2026214 AMAQI
24°C22/28°C
14th Aug 2026295 AMAQI
14th Aug 2026216 AMAQI
14th Aug 2026257 AMAQI
14th Aug 2026218 AMAQI
14th Aug 2026219 AMAQI
14th Aug 20262110 AMAQI
14th Aug 20262111 AMAQI
14th Aug 20262112 PMAQI
14th Aug 2026211 PMAQI
14th Aug 2026212 PMAQI
14th Aug 2026233 PMAQI
14th Aug 2026234 PMAQI
14th Aug 2026235 PMAQI
14th Aug 2026256 PMAQI
14th Aug 2026257 PMAQI
14th Aug 2026278 PMAQI
14th Aug 2026339 PMAQI
14th Aug 20263110 PMAQI
14th Aug 20263111 PMAQI
15th Aug 20263312 AMAQI
15th Aug 2026331 AMAQI
15th Aug 2026332 AMAQI
15th Aug 2026363 AMAQI
15th Aug 2026364 AMAQI
25°C20/31°C
15th Aug 2026405 AMAQI
5 AM15th Aug 2026386 AMAQI
15th Aug 2026407 AMAQI
15th Aug 2026548 AMAQI
15th Aug 2026469 AMAQI
15th Aug 20263610 AMAQI
15th Aug 20263311 AMAQI
15th Aug 20263112 PMAQI
12 PM15th Aug 2026381 PMAQI
15th Aug 2026332 PMAQI
15th Aug 2026293 PMAQI
15th Aug 2026274 PMAQI
15th Aug 2026295 PMAQI
15th Aug 2026316 PMAQI
15th Aug 2026367 PMAQI
7 PM15th Aug 2026428 PMAQI
15th Aug 2026429 PMAQI
15th Aug 20264810 PMAQI
15th Aug 20265111 PMAQI
12 AM
4 AM
25°C21/29°C
Day time
Avg. Highest Time
9 AM - 11 AM
64AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
6 PM - 7 PM
44AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 AM to 11 AM (Avg. 64), while the lowest AQI was between 6 PM to 7 PM (Avg. 44).
Night time
Avg. Highest Time
4 AM
63AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
8 PM
47AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 4 AM (Avg. 63), while the lowest AQI was between 8 PM to 8 PM (Avg. 47).
2026 Days Vs Air Quality
Huairou Town, Changping, Beijing, China
2026
35%
79
44%
100
19%
42
3%
6
Total number of days with different AQI categories in last 227 days in 2026 (138 days remaining)
Good
79 DaysModerate
100 DaysPoor
42 DaysUnhealthy
6 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 35%
Health Risk Level:
High
In 2026, 35% of 227 days were within WHO’s safe air quality limits. The risk of health issues is High, with respiratory problems, heart disease, skin issues, and stress being more common, particularly among children and the elderly.
Annual Air Quality Insights
Huairou Town, Changping, Beijing, China
AQI levels in 2026
AQI (US)
PM₂.₅
PM₁₀
CO
SO₂
NO₂
O₃
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
1st January 2026
33AQI (US)
33AQI (US)
2nd January 2026
37AQI (US)
37AQI (US)
3rd January 2026
57AQI (US)
57AQI (US)
4th January 2026
64AQI (US)
64AQI (US)
5th January 2026
50AQI (US)
50AQI (US)
6th January 2026
45AQI (US)
45AQI (US)
7th January 2026
28AQI (US)
28AQI (US)
8th January 2026
63AQI (US)
63AQI (US)
9th January 2026
118AQI (US)
118AQI (US)
10th January 2026
21AQI (US)
21AQI (US)
11th January 2026
29AQI (US)
29AQI (US)
12th January 2026
54AQI (US)
54AQI (US)
13th January 2026
35AQI (US)
35AQI (US)
14th January 2026
98AQI (US)
98AQI (US)
15th January 2026
137AQI (US)
137AQI (US)
16th January 2026
107AQI (US)
107AQI (US)
17th January 2026
30AQI (US)
30AQI (US)
18th January 2026
59AQI (US)
59AQI (US)
19th January 2026
16AQI (US)
16AQI (US)
20th January 2026
17AQI (US)
17AQI (US)
21st January 2026
31AQI (US)
31AQI (US)
22nd January 2026
45AQI (US)
45AQI (US)
23rd January 2026
46AQI (US)
46AQI (US)
24th January 2026
34AQI (US)
34AQI (US)
25th January 2026
57AQI (US)
57AQI (US)
26th January 2026
85AQI (US)
85AQI (US)
27th January 2026
36AQI (US)
36AQI (US)
28th January 2026
85AQI (US)
85AQI (US)
29th January 2026
112AQI (US)
112AQI (US)
30th January 2026
149AQI (US)
149AQI (US)
31st January 2026
116AQI (US)
116AQI (US)
1st February 2026
57AQI (US)
57AQI (US)
2nd February 2026
20AQI (US)
20AQI (US)
3rd February 2026
64AQI (US)
64AQI (US)
4th February 2026
119AQI (US)
119AQI (US)
5th February 2026
59AQI (US)
59AQI (US)
6th February 2026
11AQI (US)
11AQI (US)
7th February 2026
28AQI (US)
28AQI (US)
8th February 2026
34AQI (US)
34AQI (US)
9th February 2026
71AQI (US)
71AQI (US)
10th February 2026
92AQI (US)
92AQI (US)
11th February 2026
54AQI (US)
54AQI (US)
12th February 2026
89AQI (US)
89AQI (US)
13th February 2026
99AQI (US)
99AQI (US)
14th February 2026
104AQI (US)
104AQI (US)
15th February 2026
27AQI (US)
27AQI (US)
16th February 2026
25AQI (US)
25AQI (US)
17th February 2026
91AQI (US)
91AQI (US)
18th February 2026
52AQI (US)
52AQI (US)
19th February 2026
85AQI (US)
85AQI (US)
20th February 2026
113AQI (US)
113AQI (US)
21st February 2026
130AQI (US)
130AQI (US)
22nd February 2026
54AQI (US)
54AQI (US)
23rd February 2026
31AQI (US)
31AQI (US)
24th February 2026
74AQI (US)
74AQI (US)
25th February 2026
128AQI (US)
128AQI (US)
26th February 2026
127AQI (US)
127AQI (US)
27th February 2026
86AQI (US)
86AQI (US)
28th February 2026
133AQI (US)
133AQI (US)
1st March 2026
155AQI (US)
155AQI (US)
2nd March 2026
158AQI (US)
158AQI (US)
3rd March 2026
134AQI (US)
134AQI (US)
4th March 2026
114AQI (US)
114AQI (US)
5th March 2026
121AQI (US)
121AQI (US)
6th March 2026
51AQI (US)
51AQI (US)
7th March 2026
101AQI (US)
101AQI (US)
8th March 2026
122AQI (US)
122AQI (US)
9th March 2026
54AQI (US)
54AQI (US)
10th March 2026
102AQI (US)
102AQI (US)
11th March 2026
89AQI (US)
89AQI (US)
12th March 2026
153AQI (US)
153AQI (US)
13th March 2026
140AQI (US)
140AQI (US)
14th March 2026
94AQI (US)
94AQI (US)
15th March 2026
116AQI (US)
116AQI (US)
16th March 2026
121AQI (US)
121AQI (US)
17th March 2026
131AQI (US)
131AQI (US)
18th March 2026
69AQI (US)
69AQI (US)
19th March 2026
49AQI (US)
49AQI (US)
20th March 2026
75AQI (US)
75AQI (US)
21st March 2026
84AQI (US)
84AQI (US)
22nd March 2026
90AQI (US)
90AQI (US)
23rd March 2026
148AQI (US)
148AQI (US)
24th March 2026
153AQI (US)
153AQI (US)
25th March 2026
166AQI (US)
166AQI (US)
26th March 2026
167AQI (US)
167AQI (US)
27th March 2026
65AQI (US)
65AQI (US)
28th March 2026
111AQI (US)
111AQI (US)
29th March 2026
103AQI (US)
103AQI (US)
30th March 2026
45AQI (US)
45AQI (US)
31st March 2026
67AQI (US)
67AQI (US)
1st April 2026
42AQI (US)
42AQI (US)
2nd April 2026
65AQI (US)
65AQI (US)
3rd April 2026
88AQI (US)
88AQI (US)
4th April 2026
89AQI (US)
89AQI (US)
5th April 2026
51AQI (US)
51AQI (US)
6th April 2026
11AQI (US)
11AQI (US)
7th April 2026
24AQI (US)
24AQI (US)
8th April 2026
61AQI (US)
61AQI (US)
9th April 2026
116AQI (US)
116AQI (US)
10th April 2026
77AQI (US)
77AQI (US)
11th April 2026
33AQI (US)
33AQI (US)
12th April 2026
77AQI (US)
77AQI (US)
13th April 2026
90AQI (US)
90AQI (US)
14th April 2026
111AQI (US)
111AQI (US)
15th April 2026
146AQI (US)
146AQI (US)
16th April 2026
136AQI (US)
136AQI (US)
17th April 2026
88AQI (US)
88AQI (US)
18th April 2026
121AQI (US)
121AQI (US)
19th April 2026
94AQI (US)
94AQI (US)
20th April 2026
68AQI (US)
68AQI (US)
21st April 2026
68AQI (US)
68AQI (US)
22nd April 2026
84AQI (US)
84AQI (US)
23rd April 2026
91AQI (US)
91AQI (US)
24th April 2026
115AQI (US)
115AQI (US)
25th April 2026
105AQI (US)
105AQI (US)
26th April 2026
56AQI (US)
56AQI (US)
27th April 2026
26AQI (US)
26AQI (US)
28th April 2026
30AQI (US)
30AQI (US)
29th April 2026
14AQI (US)
14AQI (US)
30th April 2026
49AQI (US)
49AQI (US)
1st May 2026
75AQI (US)
75AQI (US)
2nd May 2026
58AQI (US)
58AQI (US)
3rd May 2026
24AQI (US)
24AQI (US)
4th May 2026
29AQI (US)
29AQI (US)
5th May 2026
80AQI (US)
80AQI (US)
6th May 2026
57AQI (US)
57AQI (US)
7th May 2026
17AQI (US)
17AQI (US)
8th May 2026
33AQI (US)
33AQI (US)
9th May 2026
90AQI (US)
90AQI (US)
10th May 2026
82AQI (US)
82AQI (US)
11th May 2026
60AQI (US)
60AQI (US)
12th May 2026
102AQI (US)
102AQI (US)
13th May 2026
128AQI (US)
128AQI (US)
14th May 2026
141AQI (US)
141AQI (US)
15th May 2026
124AQI (US)
124AQI (US)
16th May 2026
77AQI (US)
77AQI (US)
17th May 2026
67AQI (US)
67AQI (US)
18th May 2026
62AQI (US)
62AQI (US)
19th May 2026
62AQI (US)
62AQI (US)
20th May 2026
71AQI (US)
71AQI (US)
21st May 2026
77AQI (US)
77AQI (US)
22nd May 2026
89AQI (US)
89AQI (US)
23rd May 2026
85AQI (US)
85AQI (US)
24th May 2026
77AQI (US)
77AQI (US)
25th May 2026
73AQI (US)
73AQI (US)
26th May 2026
53AQI (US)
53AQI (US)
27th May 2026
66AQI (US)
66AQI (US)
28th May 2026
16AQI (US)
16AQI (US)
29th May 2026
23AQI (US)
23AQI (US)
30th May 2026
51AQI (US)
51AQI (US)
31st May 2026
62AQI (US)
62AQI (US)
1st June 2026
39AQI (US)
39AQI (US)
2nd June 2026
91AQI (US)
91AQI (US)
3rd June 2026
51AQI (US)
51AQI (US)
4th June 2026
33AQI (US)
33AQI (US)
5th June 2026
21AQI (US)
21AQI (US)
6th June 2026
26AQI (US)
26AQI (US)
7th June 2026
15AQI (US)
15AQI (US)
8th June 2026
21AQI (US)
21AQI (US)
9th June 2026
23AQI (US)
23AQI (US)
10th June 2026
27AQI (US)
27AQI (US)
11th June 2026
12AQI (US)
12AQI (US)
12th June 2026
38AQI (US)
38AQI (US)
13th June 2026
72AQI (US)
72AQI (US)
14th June 2026
28AQI (US)
28AQI (US)
15th June 2026
103AQI (US)
103AQI (US)
16th June 2026
108AQI (US)
108AQI (US)
17th June 2026
44AQI (US)
44AQI (US)
18th June 2026
66AQI (US)
66AQI (US)
19th June 2026
106AQI (US)
106AQI (US)
20th June 2026
24AQI (US)
24AQI (US)
21st June 2026
14AQI (US)
14AQI (US)
22nd June 2026
41AQI (US)
41AQI (US)
23rd June 2026
60AQI (US)
60AQI (US)
24th June 2026
88AQI (US)
88AQI (US)
25th June 2026
28AQI (US)
28AQI (US)
26th June 2026
25AQI (US)
25AQI (US)
27th June 2026
54AQI (US)
54AQI (US)
28th June 2026
76AQI (US)
76AQI (US)
29th June 2026
83AQI (US)
83AQI (US)
30th June 2026
54AQI (US)
54AQI (US)
1st July 2026
47AQI (US)
47AQI (US)
2nd July 2026
84AQI (US)
84AQI (US)
3rd July 2026
67AQI (US)
67AQI (US)
4th July 2026
56AQI (US)
56AQI (US)
5th July 2026
24AQI (US)
24AQI (US)
6th July 2026
21AQI (US)
21AQI (US)
7th July 2026
37AQI (US)
37AQI (US)
8th July 2026
40AQI (US)
40AQI (US)
9th July 2026
70AQI (US)
70AQI (US)
10th July 2026
48AQI (US)
48AQI (US)
11th July 2026
56AQI (US)
56AQI (US)
12th July 2026
24AQI (US)
24AQI (US)
13th July 2026
54AQI (US)
54AQI (US)
14th July 2026
40AQI (US)
40AQI (US)
15th July 2026
34AQI (US)
34AQI (US)
16th July 2026
43AQI (US)
43AQI (US)
17th July 2026
45AQI (US)
45AQI (US)
18th July 2026
49AQI (US)
49AQI (US)
19th July 2026
57AQI (US)
57AQI (US)
20th July 2026
44AQI (US)
44AQI (US)
21st July 2026
61AQI (US)
61AQI (US)
22nd July 2026
49AQI (US)
49AQI (US)
23rd July 2026
53AQI (US)
53AQI (US)
24th July 2026
59AQI (US)
59AQI (US)
25th July 2026
88AQI (US)
88AQI (US)
26th July 2026
101AQI (US)
101AQI (US)
27th July 2026
102AQI (US)
102AQI (US)
28th July 2026
70AQI (US)
70AQI (US)
29th July 2026
74AQI (US)
74AQI (US)
30th July 2026
58AQI (US)
58AQI (US)
31st July 2026
68AQI (US)
68AQI (US)
1st August 2026
30AQI (US)
30AQI (US)
2nd August 2026
56AQI (US)
56AQI (US)
3rd August 2026
48AQI (US)
48AQI (US)
4th August 2026
28AQI (US)
28AQI (US)
5th August 2026
56AQI (US)
56AQI (US)
6th August 2026
69AQI (US)
69AQI (US)
7th August 2026
56AQI (US)
56AQI (US)
8th August 2026
33AQI (US)
33AQI (US)
9th August 2026
48AQI (US)
48AQI (US)
10th August 2026
79AQI (US)
79AQI (US)
11th August 2026
75AQI (US)
75AQI (US)
12th August 2026
26AQI (US)
26AQI (US)
13th August 2026
19AQI (US)
19AQI (US)
14th August 2026
24AQI (US)
24AQI (US)
15th August 2026
37AQI (US)
37AQI (US)
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026
61AQI (US)
73AQI (US)
108AQI (US)
74AQI (US)
68AQI (US)
49AQI (US)
56AQI (US)
46AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202668AQI (US)
16
9
6
7
14
7
2
10
13
6
8
15
7
6
21
4
17
10
3
14
15
2
9
6
79
100
42
6
Highest AQI (US) recorded in
March108AQI (US)
Lowest AQI (US) recorded in
August46AQI (US)
202574AQI (US)
8
18
4
1
14
10
4
5
14
8
4
1
23
6
1
22
8
3
26
1
3
28
3
28
5
25
4
17
7
2
1
8
15
5
2
10
13
6
2
65
239
49
11
1
Highest AQI (US) recorded in
March91AQI (US)
Lowest AQI (US) recorded in
August58AQI (US)
202479AQI (US)
12
8
8
3
8
12
7
2
5
14
7
5
4
8
16
2
3
17
10
1
4
14
10
2
5
18
8
16
14
1
19
10
1
10
9
10
2
7
11
8
4
15
16
108
151
86
21
Highest AQI (US) recorded in
April98AQI (US)
Lowest AQI (US) recorded in
September50AQI (US)
202384AQI (US)
7
16
6
1
8
6
6
8
2
11
9
7
2
5
13
6
4
1
1
6
9
15
1
9
13
8
10
17
4
12
15
4
9
14
6
1
13
8
6
4
12
12
3
2
7
14
7
3
100
148
80
31
3
1
Highest AQI (US) recorded in
March120AQI (US)
Lowest AQI (US) recorded in
November66AQI (US)
202278AQI (US)
11
4
7
5
2
9
6
6
7
11
9
3
1
8
9
10
3
11
17
3
9
15
6
10
11
1
1
8
10
8
2
13
5
6
7
8
12
4
6
18
12
1
113
112
60
26
4
Highest AQI (US) recorded in
January99AQI (US)
Lowest AQI (US) recorded in
August31AQI (US)
202183AQI (US)
10
7
10
3
3
10
7
4
4
1
4
10
11
3
2
6
12
8
3
1
10
15
4
2
11
17
2
12
19
12
14
2
13
15
2
16
10
3
2
8
11
4
6
1
16
9
5
1
118
143
57
30
11
2
Highest AQI (US) recorded in
March166AQI (US)
Lowest AQI (US) recorded in
July57AQI (US)
202079AQI (US)
3
5
3
2
5
13
2
1
7
4
6
1
4
19
7
1
18
11
1
6
19
6
16
9
4
1
13
7
6
4
1
11
10
5
4
15
9
7
81
113
57
14
1
Highest AQI (US) recorded in
July97AQI (US)
Lowest AQI (US) recorded in
September60AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2023(Avg.)
84AQI (US)Least Polluted Year Recorded
2026(Avg.)
68AQI (US)Huairou Town's annual 2026 AQI (US) (68) shows an average percentage change of -14.3% (improved AQI (US)) compared to previous years: 2020 (79), 2021 (83), 2022 (78), 2023 (84), 2024 (79), 2025 (74).
