Fengning County Environmental Protection Bureau, Chengde, Hebei, 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
Fengning County Environmental Protection Bureau, Chengde, Hebei, China
2022
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
7th Aug 2024
82AQILowest AQI recorded on
17th Aug 2026
28AQISame Day Analysis (18th August):
On this day, AQI across the 4 years varied significantly: 2026 ranks 3rd highest AQI at 31 of Good air quality, showing improvement over 2025 and 2024 on the same day.
Day & Night AQI Trend: 17th Aug - 18th Aug 2026
Fengning County Environmental Protection Bureau, Chengde, Hebei, China
AQI
Day
Night
.
5 AM17th Aug 2026
7 PM
4 AM18th Aug 2026
Day time
Avg. Highest Time
10AM17th Aug
38AQI
Avg. Lowest Time
4PM17th Aug
21AQI
Night time
Avg. Highest Time
10PM17th Aug
40AQI
Avg. Lowest Time
2AM18th Aug
21AQI
In the last 24 hours,
Fengning County Environmental Protection Bureau's AQI reached its highest point of 40 at 10 PM during the Night, while the lowest point, 21, was recorded at 2 AM during the Night between 17th Aug and 18th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Fengning County Environmental Protection Bureau, Chengde, Hebei, China
JulAug
20th - 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 - 16th16th - 17th17th - 18th18th
Day
Night
20th Jul 2026505 AMAQI
20th Jul 2026296 AMAQI
20th Jul 2026257 AMAQI
20th Jul 2026258 AMAQI
20th Jul 2026259 AMAQI
20th Jul 20262910 AMAQI
20th Jul 20263311 AMAQI
20th Jul 20262712 PMAQI
20th Jul 2026361 PMAQI
20th Jul 2026502 PMAQI
20th Jul 2026303 PMAQI
20th Jul 2026334 PMAQI
20th Jul 2026445 PMAQI
20th Jul 2026446 PMAQI
20th Jul 2026387 PMAQI
20th Jul 2026388 PMAQI
20th Jul 2026549 PMAQI
20th Jul 20265310 PMAQI
20th Jul 20265311 PMAQI
21st Jul 20265212 AMAQI
21st Jul 2026531 AMAQI
21st Jul 2026522 AMAQI
21st Jul 2026423 AMAQI
21st Jul 2026384 AMAQI
21°C15/27°C
21st Jul 2026295 AMAQI
21st Jul 2026276 AMAQI
21st Jul 2026257 AMAQI
21st Jul 2026278 AMAQI
21st Jul 2026259 AMAQI
21st Jul 20262510 AMAQI
21st Jul 20265112 PMAQI
21st Jul 2026681 PMAQI
21st Jul 2026692 PMAQI
21st Jul 2026743 PMAQI
21st Jul 2026694 PMAQI
21st Jul 2026755 PMAQI
21st Jul 2026886 PMAQI
21st Jul 2026567 PMAQI
21st Jul 2026538 PMAQI
21st Jul 2026569 PMAQI
21st Jul 20266010 PMAQI
21st Jul 20266211 PMAQI
22nd Jul 20265812 AMAQI
22nd Jul 2026571 AMAQI
22nd Jul 2026572 AMAQI
22nd Jul 2026603 AMAQI
22nd Jul 2026654 AMAQI
21°C13/29°C
22nd Jul 2026625 AMAQI
22nd Jul 2026606 AMAQI
22nd Jul 2026587 AMAQI
22nd Jul 2026598 AMAQI
22nd Jul 2026599 AMAQI
22nd Jul 20262510 AMAQI
22nd Jul 20262111 AMAQI
22nd Jul 20262312 PMAQI
22nd Jul 2026271 PMAQI
22nd Jul 2026212 PMAQI
22nd Jul 2026273 PMAQI
22nd Jul 2026334 PMAQI
22nd Jul 2026365 PMAQI
22nd Jul 2026336 PMAQI
22nd Jul 2026337 PMAQI
22nd Jul 2026368 PMAQI
22nd Jul 2026429 PMAQI
22nd Jul 20264610 PMAQI
22nd Jul 20264411 PMAQI
23rd Jul 20265512 AMAQI
23rd Jul 2026521 AMAQI
23rd Jul 2026492 AMAQI
23rd Jul 2026493 AMAQI
23rd Jul 2026564 AMAQI
22°C15/29°C
23rd Jul 2026575 AMAQI
23rd Jul 2026606 AMAQI
23rd Jul 2026557 AMAQI
23rd Jul 2026588 AMAQI
23rd Jul 2026669 AMAQI
23rd Jul 20265810 AMAQI
23rd Jul 20266411 AMAQI
23rd Jul 20264812 PMAQI
23rd Jul 2026401 PMAQI
23rd Jul 2026422 PMAQI
23rd Jul 2026383 PMAQI
23rd Jul 2026294 PMAQI
23rd Jul 2026365 PMAQI
23rd Jul 2026366 PMAQI
23rd Jul 2026387 PMAQI
23rd Jul 2026408 PMAQI
23rd Jul 2026499 PMAQI
23rd Jul 20265710 PMAQI
23rd Jul 20265611 PMAQI
24th Jul 20265012 AMAQI
24th Jul 2026501 AMAQI
24th Jul 2026462 AMAQI
24th Jul 2026443 AMAQI
24th Jul 2026404 AMAQI
21°C18/25°C
24th Jul 2026465 AMAQI
24th Jul 2026386 AMAQI
24th Jul 2026387 AMAQI
24th Jul 2026448 AMAQI
24th Jul 2026429 AMAQI
24th Jul 20263110 AMAQI
24th Jul 20263311 AMAQI
24th Jul 20263412 PMAQI
24th Jul 2026251 PMAQI
24th Jul 2026252 PMAQI
24th Jul 2026313 PMAQI
24th Jul 2026384 PMAQI
24th Jul 2026335 PMAQI
24th Jul 2026386 PMAQI
24th Jul 2026387 PMAQI
24th Jul 2026518 PMAQI
24th Jul 2026589 PMAQI
24th Jul 20266310 PMAQI
24th Jul 20266711 PMAQI
25th Jul 20267312 AMAQI
25th Jul 2026651 AMAQI
25th Jul 2026682 AMAQI
25th Jul 2026683 AMAQI
25th Jul 2026714 AMAQI
22°C15/29°C
25th Jul 2026735 AMAQI
25th Jul 2026716 AMAQI
25th Jul 2026757 AMAQI
25th Jul 2026728 AMAQI
25th Jul 2026709 AMAQI
25th Jul 20266610 AMAQI
25th Jul 20266411 AMAQI
25th Jul 20266212 PMAQI
25th Jul 2026601 PMAQI
25th Jul 2026662 PMAQI
25th Jul 2026753 PMAQI
25th Jul 2026724 PMAQI
25th Jul 2026815 PMAQI
25th Jul 2026856 PMAQI
25th Jul 2026927 PMAQI
25th Jul 2026838 PMAQI
25th Jul 2026849 PMAQI
25th Jul 20269710 PMAQI
25th Jul 202611211 PMAQI
26th Jul 20269712 AMAQI
26th Jul 2026901 AMAQI
26th Jul 2026882 AMAQI
26th Jul 2026863 AMAQI
26th Jul 2026884 AMAQI
23°C16/30°C
26th Jul 2026825 AMAQI
26th Jul 2026746 AMAQI
26th Jul 2026767 AMAQI
26th Jul 2026708 AMAQI
26th Jul 2026689 AMAQI
26th Jul 20266410 AMAQI
26th Jul 20265811 AMAQI
26th Jul 20265612 PMAQI
26th Jul 2026541 PMAQI
26th Jul 2026542 PMAQI
26th Jul 2026553 PMAQI
26th Jul 2026534 PMAQI
26th Jul 2026565 PMAQI
26th Jul 2026566 PMAQI
26th Jul 2026667 PMAQI
26th Jul 2026748 PMAQI
26th Jul 2026889 PMAQI
26th Jul 20269310 PMAQI
26th Jul 20269011 PMAQI
27th Jul 20269612 AMAQI
27th Jul 2026961 AMAQI
27th Jul 2026922 AMAQI
27th Jul 2026903 AMAQI
27th Jul 2026854 AMAQI
24°C18/31°C
27th Jul 20261005 AMAQI
27th Jul 2026986 AMAQI
27th Jul 2026907 AMAQI
27th Jul 2026948 AMAQI
27th Jul 2026859 AMAQI
27th Jul 20268210 AMAQI
27th Jul 20268311 AMAQI
27th Jul 20267012 PMAQI
27th Jul 2026601 PMAQI
27th Jul 2026462 PMAQI
27th Jul 2026443 PMAQI
27th Jul 2026424 PMAQI
27th Jul 2026385 PMAQI
27th Jul 2026336 PMAQI
27th Jul 2026467 PMAQI
27th Jul 2026598 PMAQI
27th Jul 2026719 PMAQI
27th Jul 20267010 PMAQI
27th Jul 20267211 PMAQI
28th Jul 20267112 AMAQI
28th Jul 2026701 AMAQI
28th Jul 2026672 AMAQI
28th Jul 2026693 AMAQI
28th Jul 2026694 AMAQI
24°C18/31°C
28th Jul 2026735 AMAQI
28th Jul 2026766 AMAQI
28th Jul 2026767 AMAQI
28th Jul 2026698 AMAQI
28th Jul 2026859 AMAQI
28th Jul 20269210 AMAQI
28th Jul 20269411 AMAQI
28th Jul 20266812 PMAQI
28th Jul 2026491 PMAQI
28th Jul 2026442 PMAQI
28th Jul 2026293 PMAQI
28th Jul 2026294 PMAQI
28th Jul 2026315 PMAQI
28th Jul 2026316 PMAQI
28th Jul 2026407 PMAQI
28th Jul 2026428 PMAQI
28th Jul 2026429 PMAQI
28th Jul 20265110 PMAQI
28th Jul 20265211 PMAQI
29th Jul 20264912 AMAQI
29th Jul 2026651 AMAQI
29th Jul 2026622 AMAQI
29th Jul 2026573 AMAQI
29th Jul 2026634 AMAQI
24°C18/32°C
29th Jul 2026635 AMAQI
29th Jul 2026736 AMAQI
29th Jul 2026817 AMAQI
29th Jul 2026938 AMAQI
29th Jul 2026929 AMAQI
29th Jul 20269010 AMAQI
29th Jul 20267211 AMAQI
29th Jul 20265912 PMAQI
29th Jul 2026401 PMAQI
29th Jul 2026252 PMAQI
29th Jul 2026213 PMAQI
29th Jul 2026264 PMAQI
29th Jul 2026235 PMAQI
29th Jul 2026256 PMAQI
29th Jul 2026297 PMAQI
29th Jul 2026318 PMAQI
29th Jul 2026389 PMAQI
29th Jul 20263610 PMAQI
29th Jul 20263611 PMAQI
30th Jul 20263812 AMAQI
30th Jul 2026361 AMAQI
30th Jul 2026332 AMAQI
30th Jul 2026363 AMAQI
30th Jul 2026364 AMAQI
24°C18/32°C
30th Jul 2026425 AMAQI
30th Jul 2026516 AMAQI
30th Jul 2026537 AMAQI
30th Jul 2026588 AMAQI
30th Jul 2026689 AMAQI
30th Jul 20267010 AMAQI
30th Jul 20267411 AMAQI
30th Jul 20267012 PMAQI
30th Jul 2026711 PMAQI
30th Jul 2026652 PMAQI
30th Jul 2026523 PMAQI
30th Jul 2026504 PMAQI
30th Jul 2026365 PMAQI
30th Jul 2026426 PMAQI
30th Jul 2026527 PMAQI
30th Jul 2026548 PMAQI
30th Jul 2026559 PMAQI
30th Jul 20265210 PMAQI
30th Jul 20265411 PMAQI
31st Jul 20265412 AMAQI
31st Jul 2026491 AMAQI
31st Jul 2026582 AMAQI
31st Jul 2026593 AMAQI
31st Jul 2026664 AMAQI
24°C19/31°C
31st Jul 2026705 AMAQI
31st Jul 2026746 AMAQI
31st Jul 2026707 AMAQI
31st Jul 2026728 AMAQI
31st Jul 2026789 AMAQI
31st Jul 20267610 AMAQI
31st Jul 20268711 AMAQI
31st Jul 20268112 PMAQI
31st Jul 2026691 PMAQI
31st Jul 2026662 PMAQI
31st Jul 2026463 PMAQI
31st Jul 2026514 PMAQI
31st Jul 2026565 PMAQI
31st Jul 2026486 PMAQI
31st Jul 2026447 PMAQI
31st Jul 2026448 PMAQI
31st Jul 2026409 PMAQI
31st Jul 20263610 PMAQI
31st Jul 20263211 PMAQI
1st Aug 20263112 AMAQI
1st Aug 2026231 AMAQI
1st Aug 2026212 AMAQI
1st Aug 2026213 AMAQI
1st Aug 2026254 AMAQI
25°C20/31°C
1st Aug 2026255 AMAQI
1st Aug 2026296 AMAQI
1st Aug 2026317 AMAQI
1st Aug 2026318 AMAQI
1st Aug 2026389 AMAQI
1st Aug 20264210 AMAQI
1st Aug 20264411 AMAQI
1st Aug 20263612 PMAQI
1st Aug 2026271 PMAQI
1st Aug 2026252 PMAQI
1st Aug 2026233 PMAQI
1st Aug 2026214 PMAQI
1st Aug 2026215 PMAQI
1st Aug 2026236 PMAQI
1st Aug 2026257 PMAQI
1st Aug 2026338 PMAQI
1st Aug 2026469 PMAQI
1st Aug 20264810 PMAQI
1st Aug 20265111 PMAQI
2nd Aug 20265012 AMAQI
2nd Aug 2026481 AMAQI
2nd Aug 2026402 AMAQI
2nd Aug 2026463 AMAQI
2nd Aug 2026384 AMAQI
24°C19/31°C
2nd Aug 2026465 AMAQI
2nd Aug 2026536 AMAQI
2nd Aug 2026567 AMAQI
2nd Aug 2026598 AMAQI
2nd Aug 2026649 AMAQI
2nd Aug 20266610 AMAQI
2nd Aug 20266811 AMAQI
2nd Aug 20267312 PMAQI
2nd Aug 2026641 PMAQI
2nd Aug 2026582 PMAQI
2nd Aug 2026573 PMAQI
2nd Aug 2026664 PMAQI
2nd Aug 2026525 PMAQI
2nd Aug 2026236 PMAQI
2nd Aug 2026277 PMAQI
2nd Aug 2026318 PMAQI
2nd Aug 2026299 PMAQI
2nd Aug 20263810 PMAQI
2nd Aug 20264211 PMAQI
3rd Aug 20264212 AMAQI
3rd Aug 2026421 AMAQI
3rd Aug 2026362 AMAQI
3rd Aug 2026383 AMAQI
3rd Aug 2026384 AMAQI
24°C19/31°C
3rd Aug 2026425 AMAQI
3rd Aug 2026406 AMAQI
3rd Aug 2026407 AMAQI
3rd Aug 2026388 AMAQI
3rd Aug 2026389 AMAQI
3rd Aug 20264210 AMAQI
3rd Aug 20266211 AMAQI
3rd Aug 20267312 PMAQI
3rd Aug 2026661 PMAQI
3rd Aug 2026462 PMAQI
3rd Aug 2026363 PMAQI
3rd Aug 2026294 PMAQI
3rd Aug 2026335 PMAQI
3rd Aug 2026406 PMAQI
3rd Aug 2026297 PMAQI
3rd Aug 2026218 PMAQI
3rd Aug 2026219 PMAQI
3rd Aug 20262910 PMAQI
3rd Aug 20262911 PMAQI
4th Aug 20263312 AMAQI
4th Aug 2026341 AMAQI
4th Aug 2026332 AMAQI
4th Aug 2026253 AMAQI
4th Aug 2026254 AMAQI
23°C19/28°C
4th Aug 2026235 AMAQI
4th Aug 2026256 AMAQI
4th Aug 2026237 AMAQI
4th Aug 2026258 AMAQI
4th Aug 2026259 AMAQI
4th Aug 20262510 AMAQI
4th Aug 20262911 AMAQI
4th Aug 20262912 PMAQI
4th Aug 2026461 PMAQI
4th Aug 2026402 PMAQI
4th Aug 2026403 PMAQI
4th Aug 2026424 PMAQI
4th Aug 2026545 PMAQI
4th Aug 2026426 PMAQI
4th Aug 2026257 PMAQI
4th Aug 2026218 PMAQI
4th Aug 2026239 PMAQI
4th Aug 20262910 PMAQI
4th Aug 20262511 PMAQI
5th Aug 20263312 AMAQI
5th Aug 2026421 AMAQI
5th Aug 2026462 AMAQI
5th Aug 2026363 AMAQI
5th Aug 2026444 AMAQI
22°C19/27°C
5th Aug 2026385 AMAQI
5th Aug 2026386 AMAQI
5th Aug 2026467 AMAQI
5th Aug 2026468 AMAQI
5th Aug 2026449 AMAQI
5th Aug 20265210 AMAQI
5th Aug 20265011 AMAQI
5th Aug 20265012 PMAQI
5th Aug 2026501 PMAQI
5th Aug 2026442 PMAQI
5th Aug 2026483 PMAQI
5th Aug 2026564 PMAQI
5th Aug 2026555 PMAQI
5th Aug 2026586 PMAQI
5th Aug 2026567 PMAQI
5th Aug 2026598 PMAQI
5th Aug 2026689 PMAQI
5th Aug 20267210 PMAQI
5th Aug 20266711 PMAQI
6th Aug 20266912 AMAQI
6th Aug 2026661 AMAQI
6th Aug 2026642 AMAQI
6th Aug 2026623 AMAQI
6th Aug 2026594 AMAQI
24°C19/31°C
6th Aug 2026605 AMAQI
6th Aug 2026646 AMAQI
6th Aug 2026597 AMAQI
6th Aug 2026628 AMAQI
6th Aug 2026569 AMAQI
6th Aug 20265610 AMAQI
6th Aug 20265411 AMAQI
6th Aug 20265412 PMAQI
6th Aug 2026551 PMAQI
6th Aug 2026572 PMAQI
6th Aug 2026583 PMAQI
6th Aug 2026604 PMAQI
6th Aug 2026575 PMAQI
6th Aug 2026566 PMAQI
6th Aug 2026677 PMAQI
6th Aug 2026698 PMAQI
6th Aug 2026769 PMAQI
6th Aug 20268410 PMAQI
6th Aug 20266811 PMAQI
7th Aug 20266812 AMAQI
7th Aug 2026651 AMAQI
7th Aug 2026652 AMAQI
7th Aug 2026583 AMAQI
7th Aug 2026554 AMAQI
24°C18/32°C
7th Aug 2026545 AMAQI
7th Aug 2026566 AMAQI
7th Aug 2026597 AMAQI
7th Aug 2026558 AMAQI
7th Aug 2026559 AMAQI
7th Aug 20265410 AMAQI
7th Aug 20265211 AMAQI
7th Aug 20265012 PMAQI
7th Aug 2026461 PMAQI
7th Aug 2026482 PMAQI
7th Aug 2026543 PMAQI
7th Aug 2026564 PMAQI
7th Aug 2026525 PMAQI
7th Aug 2026466 PMAQI
7th Aug 2026217 PMAQI
7th Aug 2026218 PMAQI
7th Aug 2026239 PMAQI
7th Aug 20263810 PMAQI
7th Aug 20262111 PMAQI
8th Aug 20262112 AMAQI
8th Aug 2026291 AMAQI
8th Aug 2026232 AMAQI
8th Aug 2026273 AMAQI
8th Aug 2026294 AMAQI
23°C18/30°C
8th Aug 2026335 AMAQI
8th Aug 2026336 AMAQI
8th Aug 2026367 AMAQI
8th Aug 2026448 AMAQI
8th Aug 2026429 AMAQI
8th Aug 20263310 AMAQI
8th Aug 20262911 AMAQI
8th Aug 20262312 PMAQI
8th Aug 2026211 PMAQI
8th Aug 2026212 PMAQI
8th Aug 2026213 PMAQI
8th Aug 2026234 PMAQI
8th Aug 2026255 PMAQI
8th Aug 2026296 PMAQI
8th Aug 2026337 PMAQI
8th Aug 2026368 PMAQI
8th Aug 2026369 PMAQI
8th Aug 20265010 PMAQI
8th Aug 20264611 PMAQI
9th Aug 20264212 AMAQI
9th Aug 2026401 AMAQI
9th Aug 2026482 AMAQI
9th Aug 2026423 AMAQI
9th Aug 2026384 AMAQI
21°C17/25°C
9th Aug 2026405 AMAQI
9th Aug 2026446 AMAQI
9th Aug 2026467 AMAQI
9th Aug 2026548 AMAQI
9th Aug 2026519 AMAQI
9th Aug 20263810 AMAQI
9th Aug 20264611 AMAQI
9th Aug 20263612 PMAQI
9th Aug 2026301 PMAQI
9th Aug 2026532 PMAQI
9th Aug 2026403 PMAQI
9th Aug 2026504 PMAQI
9th Aug 2026515 PMAQI
9th Aug 2026456 PMAQI
9th Aug 2026627 PMAQI
9th Aug 2026608 PMAQI
9th Aug 2026669 PMAQI
9th Aug 20266810 PMAQI
9th Aug 20266711 PMAQI
10th Aug 20266912 AMAQI
10th Aug 2026661 AMAQI
10th Aug 2026622 AMAQI
10th Aug 2026583 AMAQI
10th Aug 2026644 AMAQI
20°C15/26°C
10th Aug 2026675 AMAQI
10th Aug 2026686 AMAQI
10th Aug 2026807 AMAQI
10th Aug 2026808 AMAQI
10th Aug 2026819 AMAQI
10th Aug 20268510 AMAQI
10th Aug 20267811 AMAQI
10th Aug 20267012 PMAQI
10th Aug 2026601 PMAQI
10th Aug 2026622 PMAQI
10th Aug 2026633 PMAQI
10th Aug 2026604 PMAQI
10th Aug 2026645 PMAQI
10th Aug 2026726 PMAQI
10th Aug 2026807 PMAQI
10th Aug 2026768 PMAQI
10th Aug 2026769 PMAQI
10th Aug 20268610 PMAQI
10th Aug 20267511 PMAQI
11th Aug 20267412 AMAQI
11th Aug 2026741 AMAQI
11th Aug 2026762 AMAQI
11th Aug 2026683 AMAQI
11th Aug 2026704 AMAQI
21°C14/29°C
11th Aug 2026715 AMAQI
11th Aug 2026726 AMAQI
11th Aug 2026737 AMAQI
11th Aug 2026768 AMAQI
11th Aug 2026739 AMAQI
11th Aug 20268110 AMAQI
11th Aug 20267611 AMAQI
11th Aug 20267412 PMAQI
11th Aug 2026641 PMAQI
11th Aug 2026602 PMAQI
11th Aug 2026573 PMAQI
11th Aug 2026634 PMAQI
11th Aug 2026645 PMAQI
11th Aug 2026626 PMAQI
11th Aug 2026587 PMAQI
11th Aug 2026538 PMAQI
11th Aug 2026449 PMAQI
11th Aug 20263810 PMAQI
11th Aug 20263311 PMAQI
12th Aug 20264412 AMAQI
12th Aug 2026421 AMAQI
12th Aug 2026422 AMAQI
12th Aug 2026443 AMAQI
12th Aug 2026384 AMAQI
22°C15/31°C
12th Aug 2026405 AMAQI
12th Aug 2026336 AMAQI
12th Aug 2026277 AMAQI
12th Aug 2026218 AMAQI
12th Aug 2026259 AMAQI
12th Aug 20263310 AMAQI
12th Aug 20262511 AMAQI
12th Aug 20262512 PMAQI
12th Aug 2026171 PMAQI
12th Aug 2026212 PMAQI
12th Aug 2026173 PMAQI
12th Aug 2026194 PMAQI
12th Aug 2026235 PMAQI
12th Aug 2026296 PMAQI
12th Aug 2026297 PMAQI
12th Aug 2026258 PMAQI
12th Aug 2026259 PMAQI
12th Aug 20263310 PMAQI
12th Aug 20262511 PMAQI
13th Aug 20262512 AMAQI
13th Aug 2026251 AMAQI
13th Aug 2026292 AMAQI
13th Aug 2026213 AMAQI
13th Aug 2026254 AMAQI
20°C16/22°C
13th Aug 2026295 AMAQI
13th Aug 2026236 AMAQI
13th Aug 2026297 AMAQI
13th Aug 2026338 AMAQI
13th Aug 2026259 AMAQI
13th Aug 20262510 AMAQI
13th Aug 20262911 AMAQI
13th Aug 20262112 PMAQI
13th Aug 2026271 PMAQI
13th Aug 2026382 PMAQI
13th Aug 2026293 PMAQI
13th Aug 2026384 PMAQI
13th Aug 2026335 PMAQI
13th Aug 2026256 PMAQI
13th Aug 2026297 PMAQI
13th Aug 2026238 PMAQI
13th Aug 2026529 PMAQI
13th Aug 20262910 PMAQI
13th Aug 20262611 PMAQI
14th Aug 20262612 AMAQI
14th Aug 2026311 AMAQI
14th Aug 2026462 AMAQI
14th Aug 2026213 AMAQI
14th Aug 2026254 AMAQI
20°C16/27°C
14th Aug 2026255 AMAQI
14th Aug 2026256 AMAQI
14th Aug 2026257 AMAQI
14th Aug 2026408 AMAQI
14th Aug 2026389 AMAQI
14th Aug 20263210 AMAQI
14th Aug 20263611 AMAQI
14th Aug 20263812 PMAQI
14th Aug 2026381 PMAQI
14th Aug 2026382 PMAQI
14th Aug 2026333 PMAQI
14th Aug 2026294 PMAQI
14th Aug 2026255 PMAQI
14th Aug 2026336 PMAQI
14th Aug 2026337 PMAQI
14th Aug 2026318 PMAQI
14th Aug 2026409 PMAQI
14th Aug 20265610 PMAQI
14th Aug 20263111 PMAQI
15th Aug 20262812 AMAQI
15th Aug 2026281 AMAQI
15th Aug 2026382 AMAQI
15th Aug 2026313 AMAQI
15th Aug 2026594 AMAQI
20°C15/27°C
15th Aug 2026335 AMAQI
15th Aug 2026296 AMAQI
15th Aug 2026377 AMAQI
15th Aug 2026408 AMAQI
15th Aug 2026429 AMAQI
15th Aug 20262710 AMAQI
15th Aug 20262111 AMAQI
15th Aug 20262912 PMAQI
15th Aug 2026381 PMAQI
15th Aug 2026232 PMAQI
15th Aug 2026273 PMAQI
15th Aug 2026384 PMAQI
15th Aug 2026465 PMAQI
15th Aug 2026336 PMAQI
15th Aug 2026337 PMAQI
15th Aug 2026338 PMAQI
15th Aug 2026339 PMAQI
15th Aug 20264610 PMAQI
15th Aug 20264011 PMAQI
16th Aug 20263812 AMAQI
16th Aug 2026271 AMAQI
16th Aug 2026252 AMAQI
16th Aug 2026273 AMAQI
16th Aug 2026294 AMAQI
19°C14/27°C
16th Aug 2026215 AMAQI
16th Aug 2026296 AMAQI
16th Aug 2026427 AMAQI
16th Aug 2026428 AMAQI
16th Aug 2026369 AMAQI
16th Aug 20262510 AMAQI
16th Aug 20262911 AMAQI
16th Aug 20264412 PMAQI
16th Aug 2026461 PMAQI
16th Aug 2026332 PMAQI
16th Aug 2026253 PMAQI
16th Aug 2026254 PMAQI
16th Aug 2026235 PMAQI
16th Aug 2026216 PMAQI
16th Aug 2026217 PMAQI
16th Aug 2026218 PMAQI
16th Aug 2026339 PMAQI
16th Aug 20262510 PMAQI
16th Aug 20262111 PMAQI
17th Aug 20262512 AMAQI
17th Aug 2026251 AMAQI
17th Aug 2026252 AMAQI
17th Aug 2026213 AMAQI
17th Aug 2026254 AMAQI
19°C14/26°C
17th Aug 2026295 AMAQI
17th Aug 2026256 AMAQI
17th Aug 2026257 AMAQI
17th Aug 2026258 AMAQI
17th Aug 2026339 AMAQI
17th Aug 20263810 AMAQI
17th Aug 20262911 AMAQI
17th Aug 20262512 PMAQI
17th Aug 2026251 PMAQI
17th Aug 2026332 PMAQI
17th Aug 2026213 PMAQI
17th Aug 2026214 PMAQI
17th Aug 2026255 PMAQI
17th Aug 2026236 PMAQI
17th Aug 2026277 PMAQI
17th Aug 2026338 PMAQI
17th Aug 2026389 PMAQI
17th Aug 20264010 PMAQI
17th Aug 20263611 PMAQI
18th Aug 20263112 AMAQI
18th Aug 2026251 AMAQI
18th Aug 2026212 AMAQI
18th Aug 2026243 AMAQI
18th Aug 2026254 AMAQI
9°C6/12°C
18th Aug 2026215 AMAQI
5 AM18th Aug 2026216 AMAQI
18th Aug 2026227 AMAQI
18th Aug 2026308 AMAQI
18th Aug 2026289 AMAQI
18th Aug 20262310 AMAQI
18th Aug 20262911 AMAQI
18th Aug 20263112 PMAQI
12 PM18th Aug 2026311 PMAQI
18th Aug 2026222 PMAQI
18th Aug 2026263 PMAQI
18th Aug 2026294 PMAQI
18th Aug 2026385 PMAQI
18th Aug 2026466 PMAQI
18th Aug 2026567 PMAQI
7 PM18th Aug 2026488 PMAQI
18th Aug 2026529 PMAQI
18th Aug 20263210 PMAQI
18th Aug 20263111 PMAQI
12 AM
4 AM
21°C16/23°C
Day time
Avg. Highest Time
8 AM - 9 AM
52AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
3 PM
40AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 AM to 9 AM (Avg. 52), while the lowest AQI was between 3 PM to 3 PM (Avg. 40).
Night time
Avg. Highest Time
10 PM
52AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
8 PM
43AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 PM to 10 PM (Avg. 52), while the lowest AQI was between 8 PM to 8 PM (Avg. 43).
2026 Days Vs Air Quality
Fengning County Environmental Protection Bureau, Chengde, Hebei, China
2026
46%
106
40%
92
13%
30
0.8%
2
Total number of days with different AQI categories in last 230 days in 2026 (135 days remaining)
Good
106 DaysModerate
92 DaysPoor
30 DaysUnhealthy
2 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 46%
Health Risk Level:
Significant
In 2026, 46% of 230 days were within WHO’s safe air quality limits, and 54% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
Fengning County Environmental Protection Bureau, Chengde, Hebei, 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
39AQI (US)
39AQI (US)
2nd January 2026
36AQI (US)
36AQI (US)
3rd January 2026
57AQI (US)
57AQI (US)
4th January 2026
63AQI (US)
63AQI (US)
5th January 2026
42AQI (US)
42AQI (US)
6th January 2026
47AQI (US)
47AQI (US)
7th January 2026
28AQI (US)
28AQI (US)
8th January 2026
67AQI (US)
67AQI (US)
9th January 2026
120AQI (US)
120AQI (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
32AQI (US)
32AQI (US)
14th January 2026
94AQI (US)
94AQI (US)
15th January 2026
134AQI (US)
134AQI (US)
16th January 2026
106AQI (US)
106AQI (US)
17th January 2026
32AQI (US)
32AQI (US)
18th January 2026
63AQI (US)
63AQI (US)
19th January 2026
20AQI (US)
20AQI (US)
20th January 2026
22AQI (US)
22AQI (US)
21st January 2026
29AQI (US)
29AQI (US)
22nd January 2026
45AQI (US)
45AQI (US)
23rd January 2026
48AQI (US)
48AQI (US)
24th January 2026
38AQI (US)
38AQI (US)
25th January 2026
50AQI (US)
50AQI (US)
26th January 2026
82AQI (US)
82AQI (US)
27th January 2026
33AQI (US)
33AQI (US)
28th January 2026
84AQI (US)
84AQI (US)
29th January 2026
123AQI (US)
123AQI (US)
30th January 2026
150AQI (US)
150AQI (US)
31st January 2026
117AQI (US)
117AQI (US)
1st February 2026
46AQI (US)
46AQI (US)
2nd February 2026
20AQI (US)
20AQI (US)
3rd February 2026
72AQI (US)
72AQI (US)
4th February 2026
116AQI (US)
116AQI (US)
5th February 2026
54AQI (US)
54AQI (US)
6th February 2026
14AQI (US)
14AQI (US)
7th February 2026
32AQI (US)
32AQI (US)
8th February 2026
44AQI (US)
44AQI (US)
9th February 2026
93AQI (US)
93AQI (US)
10th February 2026
104AQI (US)
104AQI (US)
11th February 2026
54AQI (US)
54AQI (US)
12th February 2026
88AQI (US)
88AQI (US)
13th February 2026
98AQI (US)
98AQI (US)
14th February 2026
100AQI (US)
100AQI (US)
15th February 2026
28AQI (US)
28AQI (US)
16th February 2026
26AQI (US)
26AQI (US)
17th February 2026
81AQI (US)
81AQI (US)
18th February 2026
46AQI (US)
46AQI (US)
19th February 2026
73AQI (US)
73AQI (US)
20th February 2026
110AQI (US)
110AQI (US)
21st February 2026
130AQI (US)
130AQI (US)
22nd February 2026
44AQI (US)
44AQI (US)
23rd February 2026
30AQI (US)
30AQI (US)
24th February 2026
70AQI (US)
70AQI (US)
25th February 2026
110AQI (US)
110AQI (US)
26th February 2026
115AQI (US)
115AQI (US)
27th February 2026
85AQI (US)
85AQI (US)
28th February 2026
123AQI (US)
123AQI (US)
1st March 2026
149AQI (US)
149AQI (US)
2nd March 2026
154AQI (US)
154AQI (US)
3rd March 2026
113AQI (US)
113AQI (US)
4th March 2026
71AQI (US)
71AQI (US)
5th March 2026
110AQI (US)
110AQI (US)
6th March 2026
42AQI (US)
42AQI (US)
7th March 2026
65AQI (US)
65AQI (US)
8th March 2026
102AQI (US)
102AQI (US)
9th March 2026
21AQI (US)
21AQI (US)
10th March 2026
62AQI (US)
62AQI (US)
11th March 2026
43AQI (US)
43AQI (US)
12th March 2026
146AQI (US)
146AQI (US)
13th March 2026
146AQI (US)
146AQI (US)
14th March 2026
63AQI (US)
63AQI (US)
15th March 2026
97AQI (US)
97AQI (US)
16th March 2026
104AQI (US)
104AQI (US)
17th March 2026
121AQI (US)
121AQI (US)
18th March 2026
34AQI (US)
34AQI (US)
19th March 2026
49AQI (US)
49AQI (US)
20th March 2026
73AQI (US)
73AQI (US)
21st March 2026
90AQI (US)
90AQI (US)
22nd March 2026
66AQI (US)
66AQI (US)
23rd March 2026
122AQI (US)
122AQI (US)
24th March 2026
141AQI (US)
141AQI (US)
25th March 2026
152AQI (US)
152AQI (US)
26th March 2026
149AQI (US)
149AQI (US)
27th March 2026
25AQI (US)
25AQI (US)
28th March 2026
99AQI (US)
99AQI (US)
29th March 2026
86AQI (US)
86AQI (US)
30th March 2026
21AQI (US)
21AQI (US)
31st March 2026
64AQI (US)
64AQI (US)
1st April 2026
37AQI (US)
37AQI (US)
2nd April 2026
66AQI (US)
66AQI (US)
3rd April 2026
78AQI (US)
78AQI (US)
4th April 2026
86AQI (US)
86AQI (US)
5th April 2026
49AQI (US)
49AQI (US)
6th April 2026
13AQI (US)
13AQI (US)
7th April 2026
23AQI (US)
23AQI (US)
8th April 2026
62AQI (US)
62AQI (US)
9th April 2026
95AQI (US)
95AQI (US)
10th April 2026
64AQI (US)
64AQI (US)
11th April 2026
31AQI (US)
31AQI (US)
12th April 2026
62AQI (US)
62AQI (US)
13th April 2026
71AQI (US)
71AQI (US)
14th April 2026
96AQI (US)
96AQI (US)
15th April 2026
131AQI (US)
131AQI (US)
16th April 2026
131AQI (US)
131AQI (US)
17th April 2026
65AQI (US)
65AQI (US)
18th April 2026
123AQI (US)
123AQI (US)
19th April 2026
87AQI (US)
87AQI (US)
20th April 2026
65AQI (US)
65AQI (US)
21st April 2026
57AQI (US)
57AQI (US)
22nd April 2026
78AQI (US)
78AQI (US)
23rd April 2026
87AQI (US)
87AQI (US)
24th April 2026
96AQI (US)
96AQI (US)
25th April 2026
91AQI (US)
91AQI (US)
26th April 2026
47AQI (US)
47AQI (US)
27th April 2026
28AQI (US)
28AQI (US)
28th April 2026
19AQI (US)
19AQI (US)
29th April 2026
16AQI (US)
16AQI (US)
30th April 2026
49AQI (US)
49AQI (US)
1st May 2026
67AQI (US)
67AQI (US)
2nd May 2026
50AQI (US)
50AQI (US)
3rd May 2026
12AQI (US)
12AQI (US)
4th May 2026
26AQI (US)
26AQI (US)
5th May 2026
74AQI (US)
74AQI (US)
6th May 2026
51AQI (US)
51AQI (US)
7th May 2026
16AQI (US)
16AQI (US)
8th May 2026
34AQI (US)
34AQI (US)
9th May 2026
81AQI (US)
81AQI (US)
10th May 2026
64AQI (US)
64AQI (US)
11th May 2026
49AQI (US)
49AQI (US)
12th May 2026
94AQI (US)
94AQI (US)
13th May 2026
114AQI (US)
114AQI (US)
14th May 2026
132AQI (US)
132AQI (US)
15th May 2026
125AQI (US)
125AQI (US)
16th May 2026
77AQI (US)
77AQI (US)
17th May 2026
68AQI (US)
68AQI (US)
18th May 2026
63AQI (US)
63AQI (US)
19th May 2026
62AQI (US)
62AQI (US)
20th May 2026
71AQI (US)
71AQI (US)
21st May 2026
78AQI (US)
78AQI (US)
22nd May 2026
91AQI (US)
91AQI (US)
23rd May 2026
86AQI (US)
86AQI (US)
24th May 2026
76AQI (US)
76AQI (US)
25th May 2026
74AQI (US)
74AQI (US)
26th May 2026
54AQI (US)
54AQI (US)
27th May 2026
61AQI (US)
61AQI (US)
28th May 2026
17AQI (US)
17AQI (US)
29th May 2026
25AQI (US)
25AQI (US)
30th May 2026
40AQI (US)
40AQI (US)
31st May 2026
59AQI (US)
59AQI (US)
1st June 2026
47AQI (US)
47AQI (US)
2nd June 2026
92AQI (US)
92AQI (US)
3rd June 2026
41AQI (US)
41AQI (US)
4th June 2026
23AQI (US)
23AQI (US)
5th June 2026
18AQI (US)
18AQI (US)
6th June 2026
26AQI (US)
26AQI (US)
7th June 2026
12AQI (US)
12AQI (US)
8th June 2026
17AQI (US)
17AQI (US)
9th June 2026
20AQI (US)
20AQI (US)
10th June 2026
21AQI (US)
21AQI (US)
11th June 2026
19AQI (US)
19AQI (US)
12th June 2026
32AQI (US)
32AQI (US)
13th June 2026
64AQI (US)
64AQI (US)
14th June 2026
25AQI (US)
25AQI (US)
15th June 2026
90AQI (US)
90AQI (US)
16th June 2026
83AQI (US)
83AQI (US)
17th June 2026
32AQI (US)
32AQI (US)
18th June 2026
64AQI (US)
64AQI (US)
19th June 2026
96AQI (US)
96AQI (US)
20th June 2026
19AQI (US)
19AQI (US)
21st June 2026
12AQI (US)
12AQI (US)
22nd June 2026
40AQI (US)
40AQI (US)
23rd June 2026
49AQI (US)
49AQI (US)
24th June 2026
72AQI (US)
72AQI (US)
25th June 2026
24AQI (US)
24AQI (US)
26th June 2026
27AQI (US)
27AQI (US)
27th June 2026
51AQI (US)
51AQI (US)
28th June 2026
64AQI (US)
64AQI (US)
29th June 2026
69AQI (US)
69AQI (US)
30th June 2026
48AQI (US)
48AQI (US)
1st July 2026
42AQI (US)
42AQI (US)
2nd July 2026
78AQI (US)
78AQI (US)
3rd July 2026
68AQI (US)
68AQI (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
26AQI (US)
26AQI (US)
8th July 2026
35AQI (US)
35AQI (US)
9th July 2026
55AQI (US)
55AQI (US)
10th July 2026
43AQI (US)
43AQI (US)
11th July 2026
46AQI (US)
46AQI (US)
12th July 2026
22AQI (US)
22AQI (US)
13th July 2026
45AQI (US)
45AQI (US)
14th July 2026
28AQI (US)
28AQI (US)
15th July 2026
34AQI (US)
34AQI (US)
16th July 2026
39AQI (US)
39AQI (US)
17th July 2026
42AQI (US)
42AQI (US)
18th July 2026
45AQI (US)
45AQI (US)
19th July 2026
53AQI (US)
53AQI (US)
20th July 2026
48AQI (US)
48AQI (US)
21st July 2026
51AQI (US)
51AQI (US)
22nd July 2026
43AQI (US)
43AQI (US)
23rd July 2026
50AQI (US)
50AQI (US)
24th July 2026
42AQI (US)
42AQI (US)
25th July 2026
75AQI (US)
75AQI (US)
26th July 2026
72AQI (US)
72AQI (US)
27th July 2026
73AQI (US)
73AQI (US)
28th July 2026
59AQI (US)
59AQI (US)
29th July 2026
52AQI (US)
52AQI (US)
30th July 2026
52AQI (US)
52AQI (US)
31st July 2026
59AQI (US)
59AQI (US)
1st August 2026
31AQI (US)
31AQI (US)
2nd August 2026
50AQI (US)
50AQI (US)
3rd August 2026
40AQI (US)
40AQI (US)
4th August 2026
31AQI (US)
31AQI (US)
5th August 2026
50AQI (US)
50AQI (US)
6th August 2026
62AQI (US)
62AQI (US)
7th August 2026
49AQI (US)
49AQI (US)
8th August 2026
31AQI (US)
31AQI (US)
9th August 2026
48AQI (US)
48AQI (US)
10th August 2026
71AQI (US)
71AQI (US)
11th August 2026
65AQI (US)
65AQI (US)
12th August 2026
29AQI (US)
29AQI (US)
13th August 2026
29AQI (US)
29AQI (US)
14th August 2026
33AQI (US)
33AQI (US)
15th August 2026
35AQI (US)
35AQI (US)
16th August 2026
30AQI (US)
30AQI (US)
17th August 2026
28AQI (US)
28AQI (US)
18th August 2026
31AQI (US)
31AQI (US)
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)
72AQI (US)
90AQI (US)
67AQI (US)
64AQI (US)
43AQI (US)
48AQI (US)
41AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202662AQI (US)
17
8
6
10
11
7
7
11
11
2
10
17
3
9
19
3
20
10
18
13
15
3
106
92
30
2
Highest AQI (US) recorded in
March90AQI (US)
Lowest AQI (US) recorded in
August41AQI (US)
202573AQI (US)
26
5
2
23
3
23
7
1
30
30
1
1
29
31
31
2
28
4
18
6
2
1
9
14
5
2
10
13
6
2
28
296
33
7
1
Highest AQI (US) recorded in
October86AQI (US)
Lowest AQI (US) recorded in
August59AQI (US)
202463AQI (US)
8
8
2
3
9
30
5
26
19
12
18
11
11
14
5
1
5
19
5
1
7
24
78
153
10
2
Highest AQI (US) recorded in
November81AQI (US)
Lowest AQI (US) recorded in
March44AQI (US)
202344AQI (US)
3
19
12
22
12
Highest AQI (US) recorded in
December47AQI (US)
Lowest AQI (US) recorded in
November20AQI (US)
202260AQI (US)
2
10
9
1
11
14
5
1
14
10
4
2
19
12
16
11
3
15
8
1
85
67
13
3
Highest AQI (US) recorded in
April73AQI (US)
Lowest AQI (US) recorded in
July48AQI (US)
202150AQI (US)
9
12
7
2
9
10
7
2
4
14
7
4
2
13
11
1
1
17
11
1
1
1
15
14
1
27
3
1
31
30
31
14
15
1
9
19
3
209
109
29
9
2
2
Highest AQI (US) recorded in
March121AQI (US)
Lowest AQI (US) recorded in
October1AQI (US)
202062AQI (US)
4
6
2
1
6
14
1
10
6
2
6
17
7
6
23
2
17
13
1
21
8
17
9
5
11
15
2
2
11
18
2
109
129
24
3
Highest AQI (US) recorded in
June75AQI (US)
Lowest AQI (US) recorded in
September42AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2025(Avg.)
73AQI (US)Least Polluted Year Recorded
2023(Avg.)
44AQI (US)Fengning County Environmental Protection Bureau's annual 2026 AQI (US) (62) shows an average percentage change of 8.5% (worsened AQI (US)) compared to previous years: 2020 (62), 2021 (50), 2022 (60), 2023 (44), 2024 (63), 2025 (73).
