Daowai Chengde Square, Harbin, Heilongjiang, 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
Daowai Chengde Square, Harbin, Heilongjiang, China
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
21st Aug 2023
68AQILowest AQI recorded on
22nd Aug 2024
21AQISame Day Analysis (12th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 44 of Good air quality, showing improvement over 2025 and 2024 on the same day.
Day & Night AQI Trend: 11th Aug - 12th Aug 2026
Daowai Chengde Square, Harbin, Heilongjiang, China
AQI
Day
Night
.
4 AM11th Aug 2026
7 PM
3 AM12th Aug 2026
Day time
Avg. Highest Time
1PM11th Aug
57AQI
Avg. Lowest Time
9AM11th Aug
31AQI
Night time
Avg. Highest Time
11PM11th Aug
64AQI
Avg. Lowest Time
9PM11th Aug
25AQI
In the last 24 hours,
Daowai Chengde Square's AQI reached its highest point of 64 at 11 PM during the Night, while the lowest point, 25, was recorded at 9 PM during the Night between 11th Aug and 12th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Daowai Chengde Square, Harbin, Heilongjiang, China
JulAug
14th - 15th15th - 16th16th - 17th17th - 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
Day
Night
14th Jul 2026384 AMAQI
14th Jul 2026325 AMAQI
14th Jul 2026326 AMAQI
14th Jul 2026327 AMAQI
14th Jul 2026388 AMAQI
14th Jul 2026339 AMAQI
14th Jul 20263610 AMAQI
14th Jul 20262811 AMAQI
14th Jul 20262712 PMAQI
14th Jul 2026201 PMAQI
14th Jul 2026222 PMAQI
14th Jul 2026483 PMAQI
14th Jul 2026404 PMAQI
14th Jul 2026305 PMAQI
14th Jul 2026326 PMAQI
14th Jul 2026317 PMAQI
14th Jul 2026328 PMAQI
14th Jul 2026359 PMAQI
14th Jul 20263910 PMAQI
14th Jul 20263811 PMAQI
15th Jul 20264012 AMAQI
15th Jul 2026351 AMAQI
15th Jul 2026692 AMAQI
15th Jul 2026513 AMAQI
25°C21/30°C
15th Jul 2026504 AMAQI
15th Jul 2026425 AMAQI
15th Jul 2026366 AMAQI
15th Jul 2026227 AMAQI
15th Jul 2026238 AMAQI
15th Jul 2026249 AMAQI
15th Jul 20262810 AMAQI
15th Jul 20261911 AMAQI
15th Jul 20262112 PMAQI
15th Jul 2026221 PMAQI
15th Jul 2026262 PMAQI
15th Jul 2026213 PMAQI
15th Jul 2026224 PMAQI
15th Jul 2026245 PMAQI
15th Jul 2026206 PMAQI
15th Jul 2026207 PMAQI
15th Jul 2026178 PMAQI
15th Jul 2026169 PMAQI
15th Jul 20261810 PMAQI
15th Jul 20261911 PMAQI
16th Jul 20262012 AMAQI
16th Jul 2026171 AMAQI
16th Jul 2026232 AMAQI
16th Jul 2026253 AMAQI
24°C19/29°C
16th Jul 2026334 AMAQI
16th Jul 2026215 AMAQI
16th Jul 2026146 AMAQI
16th Jul 2026157 AMAQI
16th Jul 2026188 AMAQI
16th Jul 2026169 AMAQI
16th Jul 20261810 AMAQI
16th Jul 20262111 AMAQI
16th Jul 20261612 PMAQI
16th Jul 2026241 PMAQI
16th Jul 2026182 PMAQI
16th Jul 2026193 PMAQI
16th Jul 2026224 PMAQI
16th Jul 2026245 PMAQI
16th Jul 2026246 PMAQI
16th Jul 2026197 PMAQI
16th Jul 2026178 PMAQI
16th Jul 2026179 PMAQI
16th Jul 20262110 PMAQI
16th Jul 20262011 PMAQI
17th Jul 20262112 AMAQI
17th Jul 2026221 AMAQI
17th Jul 2026252 AMAQI
17th Jul 2026283 AMAQI
22°C17/26°C
17th Jul 2026234 AMAQI
17th Jul 2026215 AMAQI
17th Jul 2026226 AMAQI
17th Jul 2026227 AMAQI
17th Jul 2026268 AMAQI
17th Jul 2026429 AMAQI
17th Jul 20265210 AMAQI
17th Jul 20263811 AMAQI
17th Jul 20262612 PMAQI
17th Jul 2026241 PMAQI
17th Jul 2026262 PMAQI
17th Jul 2026343 PMAQI
17th Jul 2026384 PMAQI
17th Jul 2026385 PMAQI
17th Jul 2026446 PMAQI
17th Jul 2026407 PMAQI
17th Jul 2026258 PMAQI
17th Jul 2026279 PMAQI
17th Jul 20262510 PMAQI
17th Jul 20262911 PMAQI
18th Jul 20262912 AMAQI
18th Jul 2026301 AMAQI
18th Jul 2026312 AMAQI
18th Jul 2026333 AMAQI
24°C18/29°C
18th Jul 2026384 AMAQI
18th Jul 2026405 AMAQI
18th Jul 2026326 AMAQI
18th Jul 2026277 AMAQI
18th Jul 2026388 AMAQI
18th Jul 2026389 AMAQI
18th Jul 20262610 AMAQI
18th Jul 20265411 AMAQI
18th Jul 20265012 PMAQI
18th Jul 2026381 PMAQI
18th Jul 2026302 PMAQI
18th Jul 2026283 PMAQI
18th Jul 2026404 PMAQI
18th Jul 2026545 PMAQI
18th Jul 2026286 PMAQI
18th Jul 2026227 PMAQI
18th Jul 2026278 PMAQI
18th Jul 2026449 PMAQI
18th Jul 20264210 PMAQI
18th Jul 20264811 PMAQI
19th Jul 20263612 AMAQI
19th Jul 2026331 AMAQI
19th Jul 2026222 AMAQI
19th Jul 2026223 AMAQI
24°C19/30°C
19th Jul 2026264 AMAQI
19th Jul 2026315 AMAQI
19th Jul 2026326 AMAQI
19th Jul 2026367 AMAQI
19th Jul 2026428 AMAQI
19th Jul 2026329 AMAQI
19th Jul 20262910 AMAQI
19th Jul 20262511 AMAQI
19th Jul 20263812 PMAQI
19th Jul 2026361 PMAQI
19th Jul 2026262 PMAQI
19th Jul 2026283 PMAQI
19th Jul 2026294 PMAQI
19th Jul 2026285 PMAQI
19th Jul 2026316 PMAQI
19th Jul 2026527 PMAQI
19th Jul 2026278 PMAQI
19th Jul 2026279 PMAQI
19th Jul 20263210 PMAQI
19th Jul 20263511 PMAQI
20th Jul 20263912 AMAQI
20th Jul 2026471 AMAQI
20th Jul 2026532 AMAQI
20th Jul 2026573 AMAQI
24°C19/30°C
20th Jul 2026694 AMAQI
20th Jul 2026665 AMAQI
20th Jul 2026676 AMAQI
20th Jul 2026727 AMAQI
20th Jul 2026708 AMAQI
20th Jul 2026719 AMAQI
20th Jul 20266910 AMAQI
20th Jul 20266011 AMAQI
20th Jul 20265012 PMAQI
20th Jul 2026501 PMAQI
20th Jul 2026482 PMAQI
20th Jul 2026443 PMAQI
20th Jul 2026314 PMAQI
20th Jul 2026365 PMAQI
20th Jul 2026446 PMAQI
20th Jul 2026407 PMAQI
20th Jul 2026378 PMAQI
20th Jul 2026319 PMAQI
20th Jul 20266510 PMAQI
20th Jul 20268511 PMAQI
21st Jul 20267212 AMAQI
21st Jul 2026801 AMAQI
21st Jul 2026832 AMAQI
21st Jul 2026823 AMAQI
25°C20/30°C
21st Jul 2026664 AMAQI
21st Jul 2026755 AMAQI
21st Jul 2026626 AMAQI
21st Jul 2026427 AMAQI
21st Jul 2026448 AMAQI
21st Jul 2026439 AMAQI
21st Jul 20263610 AMAQI
21st Jul 20263012 PMAQI
21st Jul 2026321 PMAQI
21st Jul 2026282 PMAQI
21st Jul 2026383 PMAQI
21st Jul 2026464 PMAQI
21st Jul 2026445 PMAQI
21st Jul 2026856 PMAQI
21st Jul 2026487 PMAQI
21st Jul 2026528 PMAQI
21st Jul 2026499 PMAQI
21st Jul 20265610 PMAQI
21st Jul 20266411 PMAQI
22nd Jul 20266412 AMAQI
22nd Jul 2026671 AMAQI
22nd Jul 2026642 AMAQI
22nd Jul 2026723 AMAQI
25°C22/28°C
22nd Jul 2026284 AMAQI
22nd Jul 2026345 AMAQI
22nd Jul 2026426 AMAQI
22nd Jul 2026577 AMAQI
22nd Jul 2026568 AMAQI
22nd Jul 2026559 AMAQI
22nd Jul 20265310 AMAQI
22nd Jul 20265011 AMAQI
22nd Jul 20266212 PMAQI
22nd Jul 2026681 PMAQI
22nd Jul 2026762 PMAQI
22nd Jul 2026603 PMAQI
22nd Jul 2026584 PMAQI
22nd Jul 2026525 PMAQI
22nd Jul 2026576 PMAQI
22nd Jul 2026537 PMAQI
22nd Jul 2026748 PMAQI
22nd Jul 2026719 PMAQI
22nd Jul 20267110 PMAQI
22nd Jul 20267811 PMAQI
23rd Jul 20266812 AMAQI
23rd Jul 2026791 AMAQI
23rd Jul 2026712 AMAQI
23rd Jul 2026943 AMAQI
26°C21/31°C
23rd Jul 2026924 AMAQI
23rd Jul 2026825 AMAQI
23rd Jul 2026666 AMAQI
23rd Jul 2026867 AMAQI
23rd Jul 2026648 AMAQI
23rd Jul 2026629 AMAQI
23rd Jul 20267510 AMAQI
23rd Jul 20267411 AMAQI
23rd Jul 20267212 PMAQI
23rd Jul 20261091 PMAQI
23rd Jul 20261002 PMAQI
23rd Jul 2026873 PMAQI
23rd Jul 20261024 PMAQI
23rd Jul 2026965 PMAQI
23rd Jul 2026756 PMAQI
23rd Jul 20261107 PMAQI
23rd Jul 2026718 PMAQI
23rd Jul 2026559 PMAQI
23rd Jul 20265010 PMAQI
23rd Jul 20267411 PMAQI
24th Jul 20268112 AMAQI
24th Jul 2026951 AMAQI
24th Jul 2026982 AMAQI
24th Jul 2026953 AMAQI
25°C22/30°C
24th Jul 2026744 AMAQI
24th Jul 2026715 AMAQI
24th Jul 2026556 AMAQI
24th Jul 2026397 AMAQI
24th Jul 2026258 AMAQI
24th Jul 2026259 AMAQI
24th Jul 20263410 AMAQI
24th Jul 20265211 AMAQI
24th Jul 20265112 PMAQI
24th Jul 2026501 PMAQI
24th Jul 2026532 PMAQI
24th Jul 2026623 PMAQI
24th Jul 2026424 PMAQI
24th Jul 2026285 PMAQI
24th Jul 2026276 PMAQI
24th Jul 2026367 PMAQI
24th Jul 2026298 PMAQI
24th Jul 2026449 PMAQI
24th Jul 20265110 PMAQI
24th Jul 20267011 PMAQI
25th Jul 20267612 AMAQI
25th Jul 2026691 AMAQI
25th Jul 2026692 AMAQI
25th Jul 2026543 AMAQI
24°C22/26°C
25th Jul 2026514 AMAQI
25th Jul 2026505 AMAQI
25th Jul 2026656 AMAQI
25th Jul 2026727 AMAQI
25th Jul 2026558 AMAQI
25th Jul 2026439 AMAQI
25th Jul 20264010 AMAQI
25th Jul 20263011 AMAQI
25th Jul 20262812 PMAQI
25th Jul 2026201 PMAQI
25th Jul 2026192 PMAQI
25th Jul 2026163 PMAQI
25th Jul 2026164 PMAQI
25th Jul 2026195 PMAQI
25th Jul 2026306 PMAQI
25th Jul 2026327 PMAQI
25th Jul 2026328 PMAQI
25th Jul 2026349 PMAQI
25th Jul 20262910 PMAQI
25th Jul 20263411 PMAQI
26th Jul 20263112 AMAQI
26th Jul 2026281 AMAQI
26th Jul 2026262 AMAQI
26th Jul 2026323 AMAQI
25°C21/31°C
26th Jul 2026384 AMAQI
26th Jul 2026445 AMAQI
26th Jul 2026376 AMAQI
26th Jul 2026467 AMAQI
26th Jul 2026298 AMAQI
26th Jul 2026309 AMAQI
26th Jul 20263410 AMAQI
26th Jul 20263111 AMAQI
26th Jul 20262512 PMAQI
26th Jul 2026211 PMAQI
26th Jul 2026182 PMAQI
26th Jul 2026263 PMAQI
26th Jul 2026424 PMAQI
26th Jul 2026365 PMAQI
26th Jul 2026466 PMAQI
26th Jul 2026517 PMAQI
26th Jul 2026438 PMAQI
26th Jul 2026429 PMAQI
26th Jul 20263610 PMAQI
26th Jul 20263111 PMAQI
27th Jul 20263412 AMAQI
27th Jul 2026441 AMAQI
27th Jul 2026592 AMAQI
27th Jul 2026693 AMAQI
25°C21/31°C
27th Jul 2026594 AMAQI
27th Jul 2026485 AMAQI
27th Jul 2026516 AMAQI
27th Jul 2026337 AMAQI
27th Jul 2026258 AMAQI
27th Jul 2026259 AMAQI
27th Jul 20263810 AMAQI
27th Jul 20264011 AMAQI
27th Jul 20264412 PMAQI
27th Jul 2026591 PMAQI
27th Jul 2026532 PMAQI
27th Jul 2026313 PMAQI
27th Jul 2026544 PMAQI
27th Jul 2026505 PMAQI
27th Jul 2026466 PMAQI
27th Jul 2026467 PMAQI
27th Jul 2026428 PMAQI
27th Jul 2026659 PMAQI
27th Jul 20265310 PMAQI
27th Jul 20265611 PMAQI
28th Jul 20265912 AMAQI
28th Jul 2026541 AMAQI
28th Jul 2026482 AMAQI
28th Jul 2026623 AMAQI
24°C20/27°C
28th Jul 2026704 AMAQI
28th Jul 2026725 AMAQI
28th Jul 2026656 AMAQI
28th Jul 2026627 AMAQI
28th Jul 2026728 AMAQI
28th Jul 2026789 AMAQI
28th Jul 20268010 AMAQI
28th Jul 20267011 AMAQI
28th Jul 20267012 PMAQI
28th Jul 2026641 PMAQI
28th Jul 2026672 PMAQI
28th Jul 2026483 PMAQI
28th Jul 2026494 PMAQI
28th Jul 2026585 PMAQI
28th Jul 2026666 PMAQI
28th Jul 2026807 PMAQI
28th Jul 2026868 PMAQI
28th Jul 2026879 PMAQI
28th Jul 20268510 PMAQI
28th Jul 20267311 PMAQI
29th Jul 20265012 AMAQI
29th Jul 2026431 AMAQI
29th Jul 2026502 AMAQI
29th Jul 2026443 AMAQI
26°C23/31°C
29th Jul 2026324 AMAQI
29th Jul 2026315 AMAQI
29th Jul 2026346 AMAQI
29th Jul 2026297 AMAQI
29th Jul 2026318 AMAQI
29th Jul 2026319 AMAQI
29th Jul 20263410 AMAQI
29th Jul 20263611 AMAQI
29th Jul 20264212 PMAQI
29th Jul 2026461 PMAQI
29th Jul 2026422 PMAQI
29th Jul 2026403 PMAQI
29th Jul 2026494 PMAQI
29th Jul 2026485 PMAQI
29th Jul 2026446 PMAQI
29th Jul 2026407 PMAQI
29th Jul 2026428 PMAQI
29th Jul 2026389 PMAQI
29th Jul 20263410 PMAQI
29th Jul 20263011 PMAQI
30th Jul 20262812 AMAQI
30th Jul 2026281 AMAQI
30th Jul 2026302 AMAQI
30th Jul 2026273 AMAQI
28°C24/32°C
30th Jul 2026324 AMAQI
30th Jul 2026305 AMAQI
30th Jul 2026306 AMAQI
30th Jul 2026267 AMAQI
30th Jul 2026348 AMAQI
30th Jul 2026389 AMAQI
30th Jul 20265810 AMAQI
30th Jul 20265811 AMAQI
30th Jul 20265212 PMAQI
30th Jul 2026501 PMAQI
30th Jul 2026492 PMAQI
30th Jul 2026453 PMAQI
30th Jul 2026504 PMAQI
30th Jul 2026425 PMAQI
30th Jul 2026336 PMAQI
30th Jul 2026347 PMAQI
30th Jul 2026568 PMAQI
30th Jul 2026469 PMAQI
30th Jul 20263610 PMAQI
30th Jul 20263511 PMAQI
31st Jul 20264412 AMAQI
31st Jul 2026461 AMAQI
31st Jul 2026502 AMAQI
31st Jul 2026553 AMAQI
26°C23/30°C
31st Jul 2026594 AMAQI
31st Jul 2026675 AMAQI
31st Jul 2026656 AMAQI
31st Jul 2026647 AMAQI
31st Jul 2026768 AMAQI
31st Jul 2026669 AMAQI
31st Jul 20266710 AMAQI
31st Jul 20265511 AMAQI
31st Jul 20265012 PMAQI
31st Jul 2026561 PMAQI
31st Jul 2026682 PMAQI
31st Jul 2026663 PMAQI
31st Jul 2026534 PMAQI
31st Jul 2026605 PMAQI
31st Jul 2026636 PMAQI
31st Jul 2026677 PMAQI
31st Jul 2026648 PMAQI
31st Jul 2026819 PMAQI
31st Jul 20268010 PMAQI
31st Jul 20266711 PMAQI
1st Aug 20267812 AMAQI
1st Aug 2026671 AMAQI
1st Aug 2026722 AMAQI
1st Aug 2026603 AMAQI
27°C24/31°C
1st Aug 2026554 AMAQI
1st Aug 2026315 AMAQI
1st Aug 2026326 AMAQI
1st Aug 2026337 AMAQI
1st Aug 2026348 AMAQI
1st Aug 2026349 AMAQI
1st Aug 20263410 AMAQI
1st Aug 20263211 AMAQI
1st Aug 20263312 PMAQI
1st Aug 2026311 PMAQI
1st Aug 2026262 PMAQI
1st Aug 2026323 PMAQI
1st Aug 2026454 PMAQI
1st Aug 2026545 PMAQI
1st Aug 2026546 PMAQI
1st Aug 2026587 PMAQI
1st Aug 2026518 PMAQI
1st Aug 2026419 PMAQI
1st Aug 20263710 PMAQI
1st Aug 20263811 PMAQI
2nd Aug 20263312 AMAQI
2nd Aug 2026261 AMAQI
2nd Aug 2026222 AMAQI
2nd Aug 2026253 AMAQI
25°C22/27°C
2nd Aug 2026314 AMAQI
2nd Aug 2026265 AMAQI
2nd Aug 2026206 AMAQI
2nd Aug 2026207 AMAQI
2nd Aug 2026218 AMAQI
2nd Aug 2026249 AMAQI
2nd Aug 20263210 AMAQI
2nd Aug 20264211 AMAQI
2nd Aug 20264012 PMAQI
2nd Aug 2026491 PMAQI
2nd Aug 2026432 PMAQI
2nd Aug 2026463 PMAQI
2nd Aug 2026424 PMAQI
2nd Aug 2026385 PMAQI
2nd Aug 2026416 PMAQI
2nd Aug 2026527 PMAQI
2nd Aug 2026518 PMAQI
2nd Aug 2026449 PMAQI
2nd Aug 20264210 PMAQI
2nd Aug 20264611 PMAQI
3rd Aug 20263912 AMAQI
3rd Aug 2026341 AMAQI
3rd Aug 2026332 AMAQI
3rd Aug 2026343 AMAQI
24°C20/28°C
3rd Aug 2026354 AMAQI
3rd Aug 2026275 AMAQI
3rd Aug 2026256 AMAQI
3rd Aug 2026237 AMAQI
3rd Aug 2026218 AMAQI
3rd Aug 2026219 AMAQI
3rd Aug 20262110 AMAQI
3rd Aug 20262911 AMAQI
3rd Aug 20264212 PMAQI
3rd Aug 2026461 PMAQI
3rd Aug 2026482 PMAQI
3rd Aug 2026403 PMAQI
3rd Aug 2026384 PMAQI
3rd Aug 2026405 PMAQI
3rd Aug 2026546 PMAQI
3rd Aug 2026537 PMAQI
3rd Aug 2026588 PMAQI
3rd Aug 2026749 PMAQI
3rd Aug 20268210 PMAQI
3rd Aug 20266611 PMAQI
4th Aug 20264312 AMAQI
4th Aug 2026241 AMAQI
4th Aug 2026172 AMAQI
4th Aug 2026223 AMAQI
26°C22/30°C
4th Aug 2026244 AMAQI
4th Aug 2026255 AMAQI
4th Aug 2026196 AMAQI
4th Aug 2026227 AMAQI
4th Aug 2026248 AMAQI
4th Aug 2026319 AMAQI
4th Aug 20265510 AMAQI
4th Aug 20265511 AMAQI
4th Aug 20265212 PMAQI
4th Aug 2026551 PMAQI
4th Aug 2026712 PMAQI
4th Aug 2026503 PMAQI
4th Aug 2026504 PMAQI
4th Aug 2026545 PMAQI
4th Aug 2026486 PMAQI
4th Aug 2026387 PMAQI
4th Aug 2026338 PMAQI
4th Aug 2026329 PMAQI
4th Aug 20263210 PMAQI
4th Aug 20263011 PMAQI
5th Aug 20263112 AMAQI
5th Aug 2026221 AMAQI
5th Aug 2026232 AMAQI
5th Aug 2026203 AMAQI
28°C24/32°C
5th Aug 2026194 AMAQI
5th Aug 2026255 AMAQI
5th Aug 2026266 AMAQI
5th Aug 2026207 AMAQI
5th Aug 2026198 AMAQI
5th Aug 2026289 AMAQI
5th Aug 20263810 AMAQI
5th Aug 20264211 AMAQI
5th Aug 20263812 PMAQI
5th Aug 2026281 PMAQI
5th Aug 2026302 PMAQI
5th Aug 2026343 PMAQI
5th Aug 2026404 PMAQI
5th Aug 2026245 PMAQI
5th Aug 2026176 PMAQI
5th Aug 2026237 PMAQI
5th Aug 2026368 PMAQI
5th Aug 2026449 PMAQI
5th Aug 20265010 PMAQI
5th Aug 20266611 PMAQI
6th Aug 20267112 AMAQI
6th Aug 2026681 AMAQI
6th Aug 2026652 AMAQI
6th Aug 2026523 AMAQI
26°C24/30°C
6th Aug 2026544 AMAQI
6th Aug 2026625 AMAQI
6th Aug 2026586 AMAQI
6th Aug 2026517 AMAQI
6th Aug 2026428 AMAQI
6th Aug 2026269 AMAQI
6th Aug 20262710 AMAQI
6th Aug 20264411 AMAQI
6th Aug 20264812 PMAQI
6th Aug 2026401 PMAQI
6th Aug 2026342 PMAQI
6th Aug 2026243 PMAQI
6th Aug 2026284 PMAQI
6th Aug 2026295 PMAQI
6th Aug 2026326 PMAQI
6th Aug 2026427 PMAQI
6th Aug 2026528 PMAQI
6th Aug 2026409 PMAQI
6th Aug 20262810 PMAQI
6th Aug 20262211 PMAQI
7th Aug 20262012 AMAQI
7th Aug 2026231 AMAQI
7th Aug 2026212 AMAQI
7th Aug 2026243 AMAQI
27°C23/32°C
7th Aug 2026244 AMAQI
7th Aug 2026185 AMAQI
7th Aug 2026186 AMAQI
7th Aug 2026207 AMAQI
7th Aug 2026208 AMAQI
7th Aug 2026219 AMAQI
7th Aug 20262110 AMAQI
7th Aug 20262011 AMAQI
7th Aug 20264012 PMAQI
7th Aug 2026221 PMAQI
7th Aug 2026232 PMAQI
7th Aug 2026273 PMAQI
7th Aug 2026294 PMAQI
7th Aug 2026375 PMAQI
7th Aug 2026366 PMAQI
7th Aug 2026407 PMAQI
7th Aug 2026518 PMAQI
7th Aug 2026609 PMAQI
7th Aug 20264010 PMAQI
7th Aug 20264011 PMAQI
8th Aug 20263412 AMAQI
8th Aug 2026401 AMAQI
8th Aug 2026382 AMAQI
8th Aug 2026313 AMAQI
18°C15/21°C
8th Aug 2026244 AMAQI
8th Aug 2026295 AMAQI
8th Aug 2026296 AMAQI
8th Aug 2026367 AMAQI
8th Aug 2026528 AMAQI
8th Aug 2026599 AMAQI
8th Aug 20265510 AMAQI
8th Aug 20263611 AMAQI
8th Aug 20262912 PMAQI
8th Aug 2026251 PMAQI
8th Aug 2026212 PMAQI
8th Aug 2026233 PMAQI
8th Aug 2026254 PMAQI
8th Aug 2026315 PMAQI
8th Aug 2026226 PMAQI
8th Aug 2026247 PMAQI
8th Aug 2026548 PMAQI
8th Aug 2026679 PMAQI
8th Aug 20265610 PMAQI
8th Aug 20264011 PMAQI
9th Aug 20263612 AMAQI
9th Aug 2026321 AMAQI
9th Aug 2026342 AMAQI
9th Aug 2026313 AMAQI
17°C12/22°C
9th Aug 2026314 AMAQI
9th Aug 2026305 AMAQI
9th Aug 2026306 AMAQI
9th Aug 2026277 AMAQI
9th Aug 2026308 AMAQI
9th Aug 2026309 AMAQI
9th Aug 20262910 AMAQI
9th Aug 20265511 AMAQI
9th Aug 20263512 PMAQI
9th Aug 2026411 PMAQI
9th Aug 2026442 PMAQI
9th Aug 2026463 PMAQI
9th Aug 2026504 PMAQI
9th Aug 2026495 PMAQI
9th Aug 2026486 PMAQI
9th Aug 2026427 PMAQI
9th Aug 2026608 PMAQI
9th Aug 2026269 PMAQI
9th Aug 20263210 PMAQI
9th Aug 20263611 PMAQI
10th Aug 20263612 AMAQI
10th Aug 2026321 AMAQI
10th Aug 2026382 AMAQI
10th Aug 2026503 AMAQI
18°C12/25°C
10th Aug 2026484 AMAQI
10th Aug 2026335 AMAQI
10th Aug 2026236 AMAQI
10th Aug 2026227 AMAQI
10th Aug 2026238 AMAQI
10th Aug 2026219 AMAQI
10th Aug 20262110 AMAQI
10th Aug 20262311 AMAQI
10th Aug 20263112 PMAQI
10th Aug 2026301 PMAQI
10th Aug 2026292 PMAQI
10th Aug 2026303 PMAQI
10th Aug 2026384 PMAQI
10th Aug 2026405 PMAQI
10th Aug 2026286 PMAQI
10th Aug 2026377 PMAQI
10th Aug 2026408 PMAQI
10th Aug 2026509 PMAQI
10th Aug 20264610 PMAQI
10th Aug 20264211 PMAQI
11th Aug 20263812 AMAQI
11th Aug 2026331 AMAQI
11th Aug 2026382 AMAQI
11th Aug 2026363 AMAQI
22°C16/28°C
11th Aug 2026404 AMAQI
11th Aug 2026385 AMAQI
11th Aug 2026406 AMAQI
11th Aug 2026337 AMAQI
11th Aug 2026318 AMAQI
11th Aug 2026319 AMAQI
11th Aug 20263810 AMAQI
11th Aug 20265211 AMAQI
11th Aug 20265512 PMAQI
11th Aug 2026571 PMAQI
11th Aug 2026552 PMAQI
11th Aug 2026543 PMAQI
11th Aug 2026484 PMAQI
11th Aug 2026485 PMAQI
11th Aug 2026516 PMAQI
11th Aug 2026467 PMAQI
11th Aug 2026388 PMAQI
11th Aug 2026259 PMAQI
11th Aug 20265210 PMAQI
11th Aug 20266411 PMAQI
12th Aug 20265712 AMAQI
12th Aug 2026531 AMAQI
12th Aug 2026382 AMAQI
12th Aug 2026363 AMAQI
26°C22/30°C
12th Aug 2026304 AMAQI
4 AM12th Aug 2026325 AMAQI
12th Aug 2026426 AMAQI
12th Aug 2026317 AMAQI
12th Aug 2026318 AMAQI
12th Aug 2026349 AMAQI
12th Aug 20265210 AMAQI
12th Aug 20263411 AMAQI
11 AM12th Aug 20266812 PMAQI
12th Aug 2026681 PMAQI
12th Aug 2026662 PMAQI
12th Aug 2026513 PMAQI
12th Aug 2026514 PMAQI
12th Aug 2026425 PMAQI
12th Aug 2026466 PMAQI
12th Aug 2026427 PMAQI
7 PM12th Aug 2026448 PMAQI
12th Aug 2026409 PMAQI
12th Aug 20263610 PMAQI
12th Aug 20262511 PMAQI
11 PM3 AM
26°C22/31°C
Day time
Avg. Highest Time
7 PM
44AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
7 AM - 9 AM
37AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 PM to 7 PM (Avg. 44), while the lowest AQI was between 7 AM to 9 AM (Avg. 37).
Night time
Avg. Highest Time
11 PM
47AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
1 AM
43AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 11 PM to 11 PM (Avg. 47), while the lowest AQI was between 1 AM to 1 AM (Avg. 43).
2026 Days Vs Air Quality
Daowai Chengde Square, Harbin, Heilongjiang, China
2026
37%
83
43%
97
17%
37
3%
7
Total number of days with different AQI categories in last 224 days in 2026 (141 days remaining)
Good
83 DaysModerate
97 DaysPoor
37 DaysUnhealthy
7 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 37%
Health Risk Level:
High
In 2026, 37% of 224 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
Daowai Chengde Square, Harbin, Heilongjiang, 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
77AQI (US)
77AQI (US)
2nd January 2026
112AQI (US)
112AQI (US)
3rd January 2026
160AQI (US)
160AQI (US)
4th January 2026
97AQI (US)
97AQI (US)
5th January 2026
82AQI (US)
82AQI (US)
6th January 2026
119AQI (US)
119AQI (US)
7th January 2026
64AQI (US)
64AQI (US)
8th January 2026
78AQI (US)
78AQI (US)
9th January 2026
104AQI (US)
104AQI (US)
10th January 2026
118AQI (US)
118AQI (US)
11th January 2026
116AQI (US)
116AQI (US)
12th January 2026
122AQI (US)
122AQI (US)
13th January 2026
107AQI (US)
107AQI (US)
14th January 2026
81AQI (US)
81AQI (US)
15th January 2026
138AQI (US)
138AQI (US)
16th January 2026
116AQI (US)
116AQI (US)
17th January 2026
84AQI (US)
84AQI (US)
18th January 2026
125AQI (US)
125AQI (US)
19th January 2026
79AQI (US)
79AQI (US)
20th January 2026
58AQI (US)
58AQI (US)
21st January 2026
74AQI (US)
74AQI (US)
22nd January 2026
65AQI (US)
65AQI (US)
23rd January 2026
97AQI (US)
97AQI (US)
24th January 2026
107AQI (US)
107AQI (US)
25th January 2026
98AQI (US)
98AQI (US)
26th January 2026
119AQI (US)
119AQI (US)
27th January 2026
102AQI (US)
102AQI (US)
28th January 2026
94AQI (US)
94AQI (US)
29th January 2026
82AQI (US)
82AQI (US)
30th January 2026
58AQI (US)
58AQI (US)
31st January 2026
130AQI (US)
130AQI (US)
1st February 2026
141AQI (US)
141AQI (US)
2nd February 2026
89AQI (US)
89AQI (US)
3rd February 2026
50AQI (US)
50AQI (US)
4th February 2026
109AQI (US)
109AQI (US)
5th February 2026
116AQI (US)
116AQI (US)
6th February 2026
51AQI (US)
51AQI (US)
7th February 2026
78AQI (US)
78AQI (US)
8th February 2026
87AQI (US)
87AQI (US)
9th February 2026
126AQI (US)
126AQI (US)
10th February 2026
145AQI (US)
145AQI (US)
11th February 2026
118AQI (US)
118AQI (US)
12th February 2026
137AQI (US)
137AQI (US)
13th February 2026
127AQI (US)
127AQI (US)
14th February 2026
145AQI (US)
145AQI (US)
15th February 2026
58AQI (US)
58AQI (US)
16th February 2026
81AQI (US)
81AQI (US)
17th February 2026
89AQI (US)
89AQI (US)
18th February 2026
57AQI (US)
57AQI (US)
19th February 2026
113AQI (US)
113AQI (US)
20th February 2026
124AQI (US)
124AQI (US)
21st February 2026
140AQI (US)
140AQI (US)
22nd February 2026
84AQI (US)
84AQI (US)
23rd February 2026
72AQI (US)
72AQI (US)
24th February 2026
42AQI (US)
42AQI (US)
25th February 2026
71AQI (US)
71AQI (US)
26th February 2026
54AQI (US)
54AQI (US)
27th February 2026
43AQI (US)
43AQI (US)
28th February 2026
57AQI (US)
57AQI (US)
1st March 2026
58AQI (US)
58AQI (US)
2nd March 2026
45AQI (US)
45AQI (US)
3rd March 2026
65AQI (US)
65AQI (US)
4th March 2026
99AQI (US)
99AQI (US)
5th March 2026
97AQI (US)
97AQI (US)
6th March 2026
71AQI (US)
71AQI (US)
7th March 2026
84AQI (US)
84AQI (US)
8th March 2026
96AQI (US)
96AQI (US)
9th March 2026
83AQI (US)
83AQI (US)
10th March 2026
88AQI (US)
88AQI (US)
11th March 2026
87AQI (US)
87AQI (US)
12th March 2026
88AQI (US)
88AQI (US)
13th March 2026
84AQI (US)
84AQI (US)
14th March 2026
62AQI (US)
62AQI (US)
15th March 2026
85AQI (US)
85AQI (US)
16th March 2026
59AQI (US)
59AQI (US)
17th March 2026
137AQI (US)
137AQI (US)
18th March 2026
111AQI (US)
111AQI (US)
19th March 2026
104AQI (US)
104AQI (US)
20th March 2026
91AQI (US)
91AQI (US)
21st March 2026
141AQI (US)
141AQI (US)
22nd March 2026
166AQI (US)
166AQI (US)
23rd March 2026
172AQI (US)
172AQI (US)
24th March 2026
175AQI (US)
175AQI (US)
25th March 2026
165AQI (US)
165AQI (US)
26th March 2026
150AQI (US)
150AQI (US)
27th March 2026
133AQI (US)
133AQI (US)
28th March 2026
165AQI (US)
165AQI (US)
29th March 2026
129AQI (US)
129AQI (US)
30th March 2026
63AQI (US)
63AQI (US)
31st March 2026
137AQI (US)
137AQI (US)
1st April 2026
103AQI (US)
103AQI (US)
2nd April 2026
161AQI (US)
161AQI (US)
3rd April 2026
125AQI (US)
125AQI (US)
4th April 2026
103AQI (US)
103AQI (US)
5th April 2026
92AQI (US)
92AQI (US)
6th April 2026
81AQI (US)
81AQI (US)
7th April 2026
71AQI (US)
71AQI (US)
8th April 2026
64AQI (US)
64AQI (US)
9th April 2026
50AQI (US)
50AQI (US)
10th April 2026
67AQI (US)
67AQI (US)
11th April 2026
48AQI (US)
48AQI (US)
12th April 2026
63AQI (US)
63AQI (US)
13th April 2026
38AQI (US)
38AQI (US)
14th April 2026
75AQI (US)
75AQI (US)
15th April 2026
94AQI (US)
94AQI (US)
16th April 2026
79AQI (US)
79AQI (US)
17th April 2026
88AQI (US)
88AQI (US)
18th April 2026
54AQI (US)
54AQI (US)
19th April 2026
64AQI (US)
64AQI (US)
20th April 2026
58AQI (US)
58AQI (US)
21st April 2026
54AQI (US)
54AQI (US)
22nd April 2026
31AQI (US)
31AQI (US)
23rd April 2026
80AQI (US)
80AQI (US)
24th April 2026
75AQI (US)
75AQI (US)
25th April 2026
45AQI (US)
45AQI (US)
26th April 2026
43AQI (US)
43AQI (US)
27th April 2026
31AQI (US)
31AQI (US)
28th April 2026
42AQI (US)
42AQI (US)
29th April 2026
45AQI (US)
45AQI (US)
30th April 2026
60AQI (US)
60AQI (US)
1st May 2026
50AQI (US)
50AQI (US)
2nd May 2026
39AQI (US)
39AQI (US)
3rd May 2026
52AQI (US)
52AQI (US)
4th May 2026
46AQI (US)
46AQI (US)
5th May 2026
54AQI (US)
54AQI (US)
6th May 2026
46AQI (US)
46AQI (US)
7th May 2026
65AQI (US)
65AQI (US)
8th May 2026
44AQI (US)
44AQI (US)
9th May 2026
40AQI (US)
40AQI (US)
10th May 2026
53AQI (US)
53AQI (US)
11th May 2026
71AQI (US)
71AQI (US)
12th May 2026
72AQI (US)
72AQI (US)
13th May 2026
63AQI (US)
63AQI (US)
14th May 2026
86AQI (US)
86AQI (US)
15th May 2026
57AQI (US)
57AQI (US)
16th May 2026
78AQI (US)
78AQI (US)
17th May 2026
66AQI (US)
66AQI (US)
18th May 2026
57AQI (US)
57AQI (US)
19th May 2026
55AQI (US)
55AQI (US)
20th May 2026
63AQI (US)
63AQI (US)
21st May 2026
67AQI (US)
67AQI (US)
22nd May 2026
80AQI (US)
80AQI (US)
23rd May 2026
71AQI (US)
71AQI (US)
24th May 2026
71AQI (US)
71AQI (US)
25th May 2026
66AQI (US)
66AQI (US)
26th May 2026
48AQI (US)
48AQI (US)
27th May 2026
38AQI (US)
38AQI (US)
28th May 2026
31AQI (US)
31AQI (US)
29th May 2026
42AQI (US)
42AQI (US)
30th May 2026
28AQI (US)
28AQI (US)
31st May 2026
48AQI (US)
48AQI (US)
1st June 2026
52AQI (US)
52AQI (US)
2nd June 2026
45AQI (US)
45AQI (US)
3rd June 2026
32AQI (US)
32AQI (US)
4th June 2026
29AQI (US)
29AQI (US)
5th June 2026
23AQI (US)
23AQI (US)
6th June 2026
44AQI (US)
44AQI (US)
7th June 2026
32AQI (US)
32AQI (US)
8th June 2026
20AQI (US)
20AQI (US)
9th June 2026
22AQI (US)
22AQI (US)
10th June 2026
32AQI (US)
32AQI (US)
11th June 2026
41AQI (US)
41AQI (US)
12th June 2026
42AQI (US)
42AQI (US)
13th June 2026
35AQI (US)
35AQI (US)
14th June 2026
38AQI (US)
38AQI (US)
15th June 2026
47AQI (US)
47AQI (US)
16th June 2026
39AQI (US)
39AQI (US)
17th June 2026
47AQI (US)
47AQI (US)
18th June 2026
44AQI (US)
44AQI (US)
19th June 2026
60AQI (US)
60AQI (US)
20th June 2026
50AQI (US)
50AQI (US)
21st June 2026
22AQI (US)
22AQI (US)
22nd June 2026
32AQI (US)
32AQI (US)
23rd June 2026
38AQI (US)
38AQI (US)
24th June 2026
46AQI (US)
46AQI (US)
25th June 2026
31AQI (US)
31AQI (US)
26th June 2026
37AQI (US)
37AQI (US)
27th June 2026
39AQI (US)
39AQI (US)
28th June 2026
40AQI (US)
40AQI (US)
29th June 2026
56AQI (US)
56AQI (US)
30th June 2026
72AQI (US)
72AQI (US)
1st July 2026
65AQI (US)
65AQI (US)
2nd July 2026
52AQI (US)
52AQI (US)
3rd July 2026
62AQI (US)
62AQI (US)
4th July 2026
30AQI (US)
30AQI (US)
5th July 2026
45AQI (US)
45AQI (US)
6th July 2026
51AQI (US)
51AQI (US)
7th July 2026
28AQI (US)
28AQI (US)
8th July 2026
19AQI (US)
19AQI (US)
9th July 2026
42AQI (US)
42AQI (US)
10th July 2026
47AQI (US)
47AQI (US)
11th July 2026
36AQI (US)
36AQI (US)
12th July 2026
22AQI (US)
22AQI (US)
13th July 2026
42AQI (US)
42AQI (US)
14th July 2026
33AQI (US)
33AQI (US)
15th July 2026
29AQI (US)
29AQI (US)
16th July 2026
20AQI (US)
20AQI (US)
17th July 2026
30AQI (US)
30AQI (US)
18th July 2026
36AQI (US)
36AQI (US)
19th July 2026
31AQI (US)
31AQI (US)
20th July 2026
54AQI (US)
54AQI (US)
21st July 2026
55AQI (US)
55AQI (US)
22nd July 2026
59AQI (US)
59AQI (US)
23rd July 2026
80AQI (US)
80AQI (US)
24th July 2026
54AQI (US)
54AQI (US)
25th July 2026
41AQI (US)
41AQI (US)
26th July 2026
34AQI (US)
34AQI (US)
27th July 2026
47AQI (US)
47AQI (US)
28th July 2026
68AQI (US)
68AQI (US)
29th July 2026
39AQI (US)
39AQI (US)
30th July 2026
39AQI (US)
39AQI (US)
31st July 2026
62AQI (US)
62AQI (US)
1st August 2026
44AQI (US)
44AQI (US)
2nd August 2026
36AQI (US)
36AQI (US)
3rd August 2026
41AQI (US)
41AQI (US)
4th August 2026
38AQI (US)
38AQI (US)
5th August 2026
31AQI (US)
31AQI (US)
6th August 2026
43AQI (US)
43AQI (US)
7th August 2026
29AQI (US)
29AQI (US)
8th August 2026
37AQI (US)
37AQI (US)
9th August 2026
38AQI (US)
38AQI (US)
10th August 2026
34AQI (US)
34AQI (US)
11th August 2026
43AQI (US)
43AQI (US)
12th August 2026
44AQI (US)
44AQI (US)
13th August 2026
14th August 2026
15th August 2026
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
99AQI (US)
93AQI (US)
106AQI (US)
69AQI (US)
56AQI (US)
40AQI (US)
44AQI (US)
38AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202670AQI (US)
16
14
1
3
13
12
1
17
8
5
9
17
3
1
12
19
26
4
20
11
12
83
97
37
7
Highest AQI (US) recorded in
March106AQI (US)
Lowest AQI (US) recorded in
August38AQI (US)
202590AQI (US)
10
15
6
12
13
3
21
8
1
1
16
11
3
29
2
9
21
10
21
24
7
15
15
2
20
7
2
11
8
11
17
9
5
60
190
68
40
7
Highest AQI (US) recorded in
January170AQI (US)
Lowest AQI (US) recorded in
August44AQI (US)
202491AQI (US)
8
13
7
2
1
13
6
4
4
1
1
23
7
14
9
7
5
22
4
11
16
3
8
18
5
20
11
17
13
4
18
8
1
8
12
8
2
16
15
67
180
82
27
8
1
Highest AQI (US) recorded in
January136AQI (US)
Lowest AQI (US) recorded in
August45AQI (US)
202386AQI (US)
1
9
11
6
3
10
12
5
1
18
8
3
2
1
15
5
8
1
6
22
1
1
1
13
17
21
10
22
9
17
13
9
14
8
2
12
12
3
2
9
10
10
94
158
67
36
8
Highest AQI (US) recorded in
January133AQI (US)
Lowest AQI (US) recorded in
August43AQI (US)
202284AQI (US)
4
9
8
2
21
7
1
2
14
10
1
3
3
24
4
7
23
15
9
1
15
11
2
12
11
7
1
4
5
3
11
1
19
4
4
2
62
141
46
26
5
Highest AQI (US) recorded in
February132AQI (US)
Lowest AQI (US) recorded in
August44AQI (US)
2021123AQI (US)
1
4
12
12
2
9
12
6
1
11
15
4
1
3
10
8
3
4
4
34
47
25
8
Highest AQI (US) recorded in
January144AQI (US)
Lowest AQI (US) recorded in
March113AQI (US)
202080AQI (US)
3
3
1
4
7
4
2
2
2
4
10
3
1
17
12
1
7
21
3
17
14
13
17
10
15
2
2
4
10
11
5
8
20
3
76
117
47
13
3
2
Highest AQI (US) recorded in
April142AQI (US)
Lowest AQI (US) recorded in
August50AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2021(Avg.)
123AQI (US)Least Polluted Year Recorded
2026(Avg.)
70AQI (US)Daowai Chengde Square's annual 2026 AQI (US) (70) shows an average percentage change of -22.6% (improved AQI (US)) compared to previous years: 2020 (80), 2021 (123), 2022 (84), 2023 (86), 2024 (91), 2025 (90).
