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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Zhongxian Middle School, Sanzhou, Chongqing, 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

Zhongxian Middle School, Sanzhou, Chongqing, China

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
16th Aug 2024
84AQI
Lowest AQI recorded on
27th Aug 2023
22AQI

Same Day Analysis (17th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 74 of Moderate air quality on the same day.

Day & Night AQI Trend: 16th Aug - 17th Aug 2026

Zhongxian Middle School, Sanzhou, Chongqing, China

AQI
Day
Night
.

6 AM16th Aug 2026

7 PM

5 AM17th Aug 2026

Day time
Avg. Highest Time
6AM16th Aug

71AQI

Avg. Lowest Time
4PM16th Aug

8AQI

Night time
Avg. Highest Time
12AM17th Aug

119AQI

Avg. Lowest Time
8PM16th Aug

51AQI

In the last 24 hours,

Zhongxian Middle School's AQI reached its highest point of 119 at 12 AM during the Night, while the lowest point, 8, was recorded at 4 PM during the Day between 16th Aug and 17th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Zhongxian Middle School, Sanzhou, Chongqing, China

JulAug
19th - 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 - 16th16th - 17th17th
Day
Night
19th Jul 2026546 AMAQI
19th Jul 2026217 AMAQI
19th Jul 2026258 AMAQI
19th Jul 2026259 AMAQI
19th Jul 20263110 AMAQI
19th Jul 20263311 AMAQI
19th Jul 20262112 PMAQI
19th Jul 2026401 PMAQI
19th Jul 2026232 PMAQI
19th Jul 2026293 PMAQI
19th Jul 2026364 PMAQI
19th Jul 2026425 PMAQI
19th Jul 2026516 PMAQI
19th Jul 2026427 PMAQI
19th Jul 2026318 PMAQI
19th Jul 2026539 PMAQI
19th Jul 20265210 PMAQI
19th Jul 20263311 PMAQI
20th Jul 20263312 AMAQI
20th Jul 2026481 AMAQI
20th Jul 2026422 AMAQI
20th Jul 2026423 AMAQI
20th Jul 2026484 AMAQI
20th Jul 2026505 AMAQI

26°C20/33°C

20th Jul 2026446 AMAQI
20th Jul 2026467 AMAQI
20th Jul 2026408 AMAQI
20th Jul 2026339 AMAQI
20th Jul 20262910 AMAQI
20th Jul 20263011 AMAQI
20th Jul 20263212 PMAQI
20th Jul 2026461 PMAQI
20th Jul 2026582 PMAQI
20th Jul 2026583 PMAQI
20th Jul 2026574 PMAQI
20th Jul 2026545 PMAQI
20th Jul 2026486 PMAQI
20th Jul 2026627 PMAQI
20th Jul 2026628 PMAQI
20th Jul 2026699 PMAQI
20th Jul 20265810 PMAQI
20th Jul 20264611 PMAQI
21st Jul 20266012 AMAQI
21st Jul 2026621 AMAQI
21st Jul 2026592 AMAQI
21st Jul 2026643 AMAQI
21st Jul 2026624 AMAQI
21st Jul 2026575 AMAQI

27°C20/34°C

21st Jul 2026546 AMAQI
21st Jul 2026677 AMAQI
21st Jul 2026698 AMAQI
21st Jul 2026339 AMAQI
21st Jul 20263510 AMAQI
21st Jul 20266512 PMAQI
21st Jul 2026641 PMAQI
21st Jul 2026642 PMAQI
21st Jul 2026563 PMAQI
21st Jul 2026444 PMAQI
21st Jul 2026535 PMAQI
21st Jul 2026986 PMAQI
21st Jul 2026627 PMAQI
21st Jul 2026408 PMAQI
21st Jul 2026429 PMAQI
21st Jul 20265410 PMAQI
21st Jul 20266011 PMAQI
22nd Jul 20266012 AMAQI
22nd Jul 2026581 AMAQI
22nd Jul 2026552 AMAQI
22nd Jul 2026483 AMAQI
22nd Jul 2026484 AMAQI
22nd Jul 2026295 AMAQI

28°C21/35°C

22nd Jul 2026516 AMAQI
22nd Jul 2026467 AMAQI
22nd Jul 2026428 AMAQI
22nd Jul 2026469 AMAQI
22nd Jul 20265610 AMAQI
22nd Jul 20265411 AMAQI
22nd Jul 20265312 PMAQI
22nd Jul 2026701 PMAQI
22nd Jul 2026672 PMAQI
22nd Jul 2026653 PMAQI
22nd Jul 2026564 PMAQI
22nd Jul 2026655 PMAQI
22nd Jul 2026566 PMAQI
22nd Jul 2026297 PMAQI
22nd Jul 2026338 PMAQI
22nd Jul 2026429 PMAQI
22nd Jul 20265610 PMAQI
22nd Jul 20264611 PMAQI
23rd Jul 20264612 AMAQI
23rd Jul 2026421 AMAQI
23rd Jul 2026502 AMAQI
23rd Jul 2026483 AMAQI
23rd Jul 2026514 AMAQI
23rd Jul 2026525 AMAQI

28°C22/35°C

23rd Jul 2026546 AMAQI
23rd Jul 2026527 AMAQI
23rd Jul 2026528 AMAQI
23rd Jul 2026449 AMAQI
23rd Jul 20265210 AMAQI
23rd Jul 20265311 AMAQI
23rd Jul 20265512 PMAQI
23rd Jul 2026671 PMAQI
23rd Jul 2026862 PMAQI
23rd Jul 2026803 PMAQI
23rd Jul 2026784 PMAQI
23rd Jul 2026695 PMAQI
23rd Jul 2026676 PMAQI
23rd Jul 2026897 PMAQI
23rd Jul 2026708 PMAQI
23rd Jul 2026659 PMAQI
23rd Jul 20267010 PMAQI
23rd Jul 20268011 PMAQI
24th Jul 20266512 AMAQI
24th Jul 2026831 AMAQI
24th Jul 2026592 AMAQI
24th Jul 2026673 AMAQI
24th Jul 2026574 AMAQI
24th Jul 2026535 AMAQI

29°C22/36°C

24th Jul 2026576 AMAQI
24th Jul 2026547 AMAQI
24th Jul 2026628 AMAQI
24th Jul 2026559 AMAQI
24th Jul 20266510 AMAQI
24th Jul 20265311 AMAQI
24th Jul 20266012 PMAQI
24th Jul 2026601 PMAQI
24th Jul 2026622 PMAQI
24th Jul 2026533 PMAQI
24th Jul 2026524 PMAQI
24th Jul 2026465 PMAQI
24th Jul 2026346 PMAQI
24th Jul 2026337 PMAQI
24th Jul 2026368 PMAQI
24th Jul 2026549 PMAQI
24th Jul 20265110 PMAQI
24th Jul 20263311 PMAQI
25th Jul 20265312 AMAQI
25th Jul 2026361 AMAQI
25th Jul 2026312 AMAQI
25th Jul 2026333 AMAQI
25th Jul 2026524 AMAQI
25th Jul 2026335 AMAQI

28°C22/36°C

25th Jul 2026536 AMAQI
25th Jul 2026557 AMAQI
25th Jul 2026538 AMAQI
25th Jul 2026339 AMAQI
25th Jul 20263410 AMAQI
25th Jul 20264211 AMAQI
25th Jul 20264912 PMAQI
25th Jul 2026541 PMAQI
25th Jul 2026522 PMAQI
25th Jul 2026293 PMAQI
25th Jul 2026124 PMAQI
25th Jul 202685 PMAQI
25th Jul 2026126 PMAQI
25th Jul 2026127 PMAQI
25th Jul 2026208 PMAQI
25th Jul 2026319 PMAQI
25th Jul 20265210 PMAQI
25th Jul 20262011 PMAQI
26th Jul 20264012 AMAQI
26th Jul 2026321 AMAQI
26th Jul 2026232 AMAQI
26th Jul 2026293 AMAQI
26th Jul 2026294 AMAQI
26th Jul 2026255 AMAQI

29°C22/37°C

26th Jul 2026316 AMAQI
26th Jul 2026297 AMAQI
26th Jul 2026258 AMAQI
26th Jul 2026259 AMAQI
26th Jul 20265010 AMAQI
26th Jul 20262111 AMAQI
26th Jul 20263112 PMAQI
26th Jul 2026551 PMAQI
26th Jul 2026682 PMAQI
26th Jul 2026333 PMAQI
26th Jul 2026274 PMAQI
26th Jul 2026315 PMAQI
26th Jul 2026506 PMAQI
26th Jul 2026387 PMAQI
26th Jul 2026448 PMAQI
26th Jul 2026449 PMAQI
26th Jul 20263810 PMAQI
26th Jul 20263611 PMAQI
27th Jul 20262912 AMAQI
27th Jul 2026321 AMAQI
27th Jul 2026362 AMAQI
27th Jul 2026313 AMAQI
27th Jul 2026334 AMAQI
27th Jul 2026315 AMAQI

29°C22/36°C

27th Jul 2026296 AMAQI
27th Jul 2026367 AMAQI
27th Jul 2026388 AMAQI
27th Jul 2026339 AMAQI
27th Jul 20263310 AMAQI
27th Jul 20263411 AMAQI
27th Jul 20264212 PMAQI
27th Jul 2026481 PMAQI
27th Jul 2026542 PMAQI
27th Jul 2026423 PMAQI
27th Jul 2026334 PMAQI
27th Jul 2026295 PMAQI
27th Jul 2026296 PMAQI
27th Jul 2026337 PMAQI
27th Jul 2026338 PMAQI
27th Jul 2026259 PMAQI
27th Jul 20262910 PMAQI
27th Jul 20262511 PMAQI
28th Jul 20262112 AMAQI
28th Jul 2026211 AMAQI
28th Jul 2026252 AMAQI
28th Jul 2026253 AMAQI
28th Jul 2026234 AMAQI
28th Jul 2026365 AMAQI

28°C22/35°C

28th Jul 2026346 AMAQI
28th Jul 2026217 AMAQI
28th Jul 2026238 AMAQI
28th Jul 2026279 AMAQI
28th Jul 20263110 AMAQI
28th Jul 20262511 AMAQI
28th Jul 20262512 PMAQI
28th Jul 2026211 PMAQI
28th Jul 2026382 PMAQI
28th Jul 2026213 PMAQI
28th Jul 2026214 PMAQI
28th Jul 2026235 PMAQI
28th Jul 2026216 PMAQI
28th Jul 2026257 PMAQI
28th Jul 2026278 PMAQI
28th Jul 2026279 PMAQI
28th Jul 20262710 PMAQI
28th Jul 20263311 PMAQI
29th Jul 20263112 AMAQI
29th Jul 2026361 AMAQI
29th Jul 2026382 AMAQI
29th Jul 2026363 AMAQI
29th Jul 2026404 AMAQI
29th Jul 2026425 AMAQI

28°C22/34°C

29th Jul 2026426 AMAQI
29th Jul 2026507 AMAQI
29th Jul 2026538 AMAQI
29th Jul 2026519 AMAQI
29th Jul 20265310 AMAQI
29th Jul 20265111 AMAQI
29th Jul 20265212 PMAQI
29th Jul 2026511 PMAQI
29th Jul 2026492 PMAQI
29th Jul 2026543 PMAQI
29th Jul 2026444 PMAQI
29th Jul 2026255 PMAQI
29th Jul 2026106 PMAQI
29th Jul 2026157 PMAQI
29th Jul 2026278 PMAQI
29th Jul 2026429 PMAQI
29th Jul 20263810 PMAQI
29th Jul 20262011 PMAQI
30th Jul 20261012 AMAQI
30th Jul 2026141 AMAQI
30th Jul 2026222 AMAQI
30th Jul 2026263 AMAQI
30th Jul 2026294 AMAQI
30th Jul 2026275 AMAQI

28°C21/35°C

30th Jul 2026256 AMAQI
30th Jul 2026277 AMAQI
30th Jul 2026218 AMAQI
30th Jul 2026199 AMAQI
30th Jul 20261610 AMAQI
30th Jul 20262311 AMAQI
30th Jul 20262512 PMAQI
30th Jul 2026501 PMAQI
30th Jul 2026162 PMAQI
30th Jul 2026163 PMAQI
30th Jul 2026164 PMAQI
30th Jul 2026255 PMAQI
30th Jul 2026186 PMAQI
30th Jul 2026127 PMAQI
30th Jul 2026178 PMAQI
30th Jul 2026339 PMAQI
30th Jul 20263110 PMAQI
30th Jul 20262511 PMAQI
31st Jul 20261412 AMAQI
31st Jul 2026161 AMAQI
31st Jul 2026142 AMAQI
31st Jul 2026213 AMAQI
31st Jul 2026274 AMAQI
31st Jul 2026175 AMAQI

28°C23/35°C

31st Jul 2026246 AMAQI
31st Jul 2026217 AMAQI
31st Jul 2026218 AMAQI
31st Jul 2026339 AMAQI
31st Jul 20263110 AMAQI
31st Jul 20264011 AMAQI
31st Jul 20264412 PMAQI
31st Jul 2026381 PMAQI
31st Jul 2026232 PMAQI
31st Jul 2026463 PMAQI
31st Jul 2026314 PMAQI
31st Jul 2026215 PMAQI
31st Jul 2026256 PMAQI
31st Jul 2026257 PMAQI
31st Jul 2026258 PMAQI
31st Jul 2026299 PMAQI
31st Jul 20262310 PMAQI
31st Jul 20262111 PMAQI
1st Aug 20262912 AMAQI
1st Aug 2026421 AMAQI
1st Aug 2026292 AMAQI
1st Aug 2026253 AMAQI
1st Aug 2026334 AMAQI
1st Aug 2026465 AMAQI

28°C22/35°C

1st Aug 2026306 AMAQI
1st Aug 2026217 AMAQI
1st Aug 2026218 AMAQI
1st Aug 2026279 AMAQI
1st Aug 20263810 AMAQI
1st Aug 20262911 AMAQI
1st Aug 20262512 PMAQI
1st Aug 2026401 PMAQI
1st Aug 2026212 PMAQI
1st Aug 2026213 PMAQI
1st Aug 2026214 PMAQI
1st Aug 2026275 PMAQI
1st Aug 2026276 PMAQI
1st Aug 2026257 PMAQI
1st Aug 2026238 PMAQI
1st Aug 2026259 PMAQI
1st Aug 20262510 PMAQI
1st Aug 20262311 PMAQI
2nd Aug 20262112 AMAQI
2nd Aug 2026231 AMAQI
2nd Aug 2026272 AMAQI
2nd Aug 2026403 AMAQI
2nd Aug 2026384 AMAQI
2nd Aug 2026315 AMAQI

28°C22/35°C

2nd Aug 2026336 AMAQI
2nd Aug 2026337 AMAQI
2nd Aug 2026368 AMAQI
2nd Aug 2026339 AMAQI
2nd Aug 20263610 AMAQI
2nd Aug 20263811 AMAQI
2nd Aug 20263812 PMAQI
2nd Aug 2026401 PMAQI
2nd Aug 2026442 PMAQI
2nd Aug 2026333 PMAQI
2nd Aug 2026334 PMAQI
2nd Aug 2026485 PMAQI
2nd Aug 2026256 PMAQI
2nd Aug 2026297 PMAQI
2nd Aug 2026368 PMAQI
2nd Aug 2026549 PMAQI
2nd Aug 20263310 PMAQI
2nd Aug 20262711 PMAQI
3rd Aug 20262712 AMAQI
3rd Aug 2026291 AMAQI
3rd Aug 2026232 AMAQI
3rd Aug 2026253 AMAQI
3rd Aug 2026234 AMAQI
3rd Aug 2026295 AMAQI

27°C23/34°C

3rd Aug 2026316 AMAQI
3rd Aug 2026257 AMAQI
3rd Aug 2026258 AMAQI
3rd Aug 2026259 AMAQI
3rd Aug 20262710 AMAQI
3rd Aug 20262711 AMAQI
3rd Aug 20262712 PMAQI
3rd Aug 2026251 PMAQI
3rd Aug 2026332 PMAQI
3rd Aug 2026293 PMAQI
3rd Aug 2026274 PMAQI
3rd Aug 2026295 PMAQI
3rd Aug 2026296 PMAQI
3rd Aug 202687 PMAQI
3rd Aug 202688 PMAQI
3rd Aug 2026109 PMAQI
3rd Aug 2026810 PMAQI
3rd Aug 2026811 PMAQI
4th Aug 2026812 AMAQI
4th Aug 202681 AMAQI
4th Aug 202682 AMAQI
4th Aug 2026293 AMAQI
4th Aug 2026384 AMAQI
4th Aug 2026255 AMAQI

24°C23/24°C

4th Aug 2026336 AMAQI
4th Aug 2026277 AMAQI
4th Aug 2026218 AMAQI
4th Aug 2026259 AMAQI
4th Aug 20262510 AMAQI
4th Aug 20261711 AMAQI
4th Aug 20262112 PMAQI
4th Aug 2026251 PMAQI
4th Aug 2026252 PMAQI
4th Aug 2026293 PMAQI
4th Aug 2026254 PMAQI
4th Aug 2026255 PMAQI
4th Aug 2026256 PMAQI
4th Aug 2026237 PMAQI
4th Aug 2026258 PMAQI
4th Aug 2026259 PMAQI
4th Aug 20262510 PMAQI
4th Aug 20262511 PMAQI
5th Aug 20262512 AMAQI
5th Aug 2026291 AMAQI
5th Aug 2026252 AMAQI
5th Aug 2026253 AMAQI
5th Aug 2026294 AMAQI
5th Aug 2026255 AMAQI

24°C20/27°C

5th Aug 2026216 AMAQI
5th Aug 2026277 AMAQI
5th Aug 2026238 AMAQI
5th Aug 2026429 AMAQI
5th Aug 20263810 AMAQI
5th Aug 20264011 AMAQI
5th Aug 20262912 PMAQI
5th Aug 2026291 PMAQI
5th Aug 2026502 PMAQI
5th Aug 2026213 PMAQI
5th Aug 2026254 PMAQI
5th Aug 2026295 PMAQI
5th Aug 2026296 PMAQI
5th Aug 2026257 PMAQI
5th Aug 2026238 PMAQI
5th Aug 2026219 PMAQI
5th Aug 20262710 PMAQI
5th Aug 20262911 PMAQI
6th Aug 20263412 AMAQI
6th Aug 2026291 AMAQI
6th Aug 2026292 AMAQI
6th Aug 2026383 AMAQI
6th Aug 2026254 AMAQI
6th Aug 2026365 AMAQI

25°C19/32°C

6th Aug 2026506 AMAQI
6th Aug 2026337 AMAQI
6th Aug 2026298 AMAQI
6th Aug 2026259 AMAQI
6th Aug 20262910 AMAQI
6th Aug 20263311 AMAQI
6th Aug 20262912 PMAQI
6th Aug 2026481 PMAQI
6th Aug 2026502 PMAQI
6th Aug 2026513 PMAQI
6th Aug 2026444 PMAQI
6th Aug 2026505 PMAQI
6th Aug 2026366 PMAQI
6th Aug 2026327 PMAQI
6th Aug 2026328 PMAQI
6th Aug 2026259 PMAQI
6th Aug 20262110 PMAQI
6th Aug 20262111 PMAQI
7th Aug 20262112 AMAQI
7th Aug 2026301 AMAQI
7th Aug 2026212 AMAQI
7th Aug 2026213 AMAQI
7th Aug 2026214 AMAQI
7th Aug 2026215 AMAQI

25°C19/32°C

7th Aug 2026256 AMAQI
7th Aug 2026317 AMAQI
7th Aug 2026308 AMAQI
7th Aug 2026219 AMAQI
7th Aug 20263010 AMAQI
7th Aug 20262111 AMAQI
7th Aug 20264312 PMAQI
7th Aug 2026251 PMAQI
7th Aug 2026382 PMAQI
7th Aug 2026253 PMAQI
7th Aug 2026254 PMAQI
7th Aug 2026235 PMAQI
7th Aug 2026216 PMAQI
7th Aug 2026217 PMAQI
7th Aug 2026218 PMAQI
7th Aug 2026219 PMAQI
7th Aug 20262510 PMAQI
7th Aug 20262511 PMAQI
8th Aug 20262512 AMAQI
8th Aug 2026231 AMAQI
8th Aug 2026252 AMAQI
8th Aug 2026273 AMAQI
8th Aug 2026254 AMAQI
8th Aug 2026255 AMAQI

26°C21/32°C

8th Aug 2026216 AMAQI
8th Aug 2026257 AMAQI
8th Aug 2026298 AMAQI
8th Aug 2026339 AMAQI
8th Aug 20262910 AMAQI
8th Aug 20262511 AMAQI
8th Aug 20262312 PMAQI
8th Aug 2026251 PMAQI
8th Aug 2026272 PMAQI
8th Aug 2026293 PMAQI
8th Aug 2026274 PMAQI
8th Aug 2026315 PMAQI
8th Aug 2026316 PMAQI
8th Aug 2026337 PMAQI
8th Aug 2026318 PMAQI
8th Aug 2026339 PMAQI
8th Aug 20262910 PMAQI
8th Aug 20262911 PMAQI
9th Aug 20262512 AMAQI
9th Aug 2026251 AMAQI
9th Aug 2026252 AMAQI
9th Aug 2026213 AMAQI
9th Aug 2026214 AMAQI
9th Aug 2026235 AMAQI

26°C21/32°C

9th Aug 2026256 AMAQI
9th Aug 2026297 AMAQI
9th Aug 2026278 AMAQI
9th Aug 2026259 AMAQI
9th Aug 20262510 AMAQI
9th Aug 20262311 AMAQI
9th Aug 20262512 PMAQI
9th Aug 2026311 PMAQI
9th Aug 2026312 PMAQI
9th Aug 2026293 PMAQI
9th Aug 2026314 PMAQI
9th Aug 2026315 PMAQI
9th Aug 2026366 PMAQI
9th Aug 2026407 PMAQI
9th Aug 2026428 PMAQI
9th Aug 2026449 PMAQI
9th Aug 20265010 PMAQI
9th Aug 20264811 PMAQI
10th Aug 20264812 AMAQI
10th Aug 2026781 AMAQI
10th Aug 2026562 AMAQI
10th Aug 2026193 AMAQI
10th Aug 2026104 AMAQI
10th Aug 2026175 AMAQI

26°C22/32°C

10th Aug 2026126 AMAQI
10th Aug 2026257 AMAQI
10th Aug 2026218 AMAQI
10th Aug 2026219 AMAQI
10th Aug 20261910 AMAQI
10th Aug 20261211 AMAQI
10th Aug 2026812 PMAQI
10th Aug 2026191 PMAQI
10th Aug 2026272 PMAQI
10th Aug 2026273 PMAQI
10th Aug 2026294 PMAQI
10th Aug 2026385 PMAQI
10th Aug 2026276 PMAQI
10th Aug 2026287 PMAQI
10th Aug 2026408 PMAQI
10th Aug 2026539 PMAQI
10th Aug 20265210 PMAQI
10th Aug 20265811 PMAQI
11th Aug 20267612 AMAQI
11th Aug 2026721 AMAQI
11th Aug 2026692 AMAQI
11th Aug 2026583 AMAQI
11th Aug 2026654 AMAQI
11th Aug 2026545 AMAQI

27°C21/33°C

11th Aug 2026506 AMAQI
11th Aug 2026487 AMAQI
11th Aug 2026518 AMAQI
11th Aug 2026539 AMAQI
11th Aug 20265410 AMAQI
11th Aug 20265011 AMAQI
11th Aug 20264612 PMAQI
11th Aug 2026701 PMAQI
11th Aug 2026712 PMAQI
11th Aug 2026663 PMAQI
11th Aug 2026684 PMAQI
11th Aug 2026575 PMAQI
11th Aug 2026626 PMAQI
11th Aug 2026737 PMAQI
11th Aug 2026748 PMAQI
11th Aug 2026829 PMAQI
11th Aug 20266710 PMAQI
11th Aug 20263611 PMAQI
12th Aug 20261012 AMAQI
12th Aug 2026101 AMAQI
12th Aug 2026122 AMAQI
12th Aug 2026123 AMAQI
12th Aug 2026144 AMAQI
12th Aug 2026185 AMAQI

26°C21/33°C

12th Aug 2026216 AMAQI
12th Aug 2026217 AMAQI
12th Aug 2026188 AMAQI
12th Aug 2026209 AMAQI
12th Aug 20262910 AMAQI
12th Aug 20262911 AMAQI
12th Aug 20262312 PMAQI
12th Aug 2026311 PMAQI
12th Aug 2026522 PMAQI
12th Aug 2026623 PMAQI
12th Aug 2026744 PMAQI
12th Aug 2026695 PMAQI
12th Aug 2026576 PMAQI
12th Aug 2026537 PMAQI
12th Aug 2026718 PMAQI
12th Aug 2026699 PMAQI
12th Aug 20265610 PMAQI
12th Aug 20265411 PMAQI
13th Aug 20267312 AMAQI
13th Aug 2026731 AMAQI
13th Aug 2026722 AMAQI
13th Aug 2026673 AMAQI
13th Aug 2026664 AMAQI
13th Aug 2026665 AMAQI

27°C22/33°C

13th Aug 2026846 AMAQI
13th Aug 2026807 AMAQI
13th Aug 2026908 AMAQI
13th Aug 2026729 AMAQI
13th Aug 20268510 AMAQI
13th Aug 20267211 AMAQI
13th Aug 20267412 PMAQI
13th Aug 2026811 PMAQI
13th Aug 2026682 PMAQI
13th Aug 2026563 PMAQI
13th Aug 2026594 PMAQI
13th Aug 2026335 PMAQI
13th Aug 2026106 PMAQI
13th Aug 2026127 PMAQI
13th Aug 2026218 PMAQI
13th Aug 2026369 PMAQI
13th Aug 20263110 PMAQI
13th Aug 20262711 PMAQI
14th Aug 20265012 AMAQI
14th Aug 2026311 AMAQI
14th Aug 2026252 AMAQI
14th Aug 2026233 AMAQI
14th Aug 2026264 AMAQI
14th Aug 2026335 AMAQI

25°C20/32°C

14th Aug 2026466 AMAQI
14th Aug 2026407 AMAQI
14th Aug 2026218 AMAQI
14th Aug 2026249 AMAQI
14th Aug 20262710 AMAQI
14th Aug 20262711 AMAQI
14th Aug 20261012 PMAQI
14th Aug 2026121 PMAQI
14th Aug 202682 PMAQI
14th Aug 2026123 PMAQI
14th Aug 2026124 PMAQI
14th Aug 2026165 PMAQI
14th Aug 2026126 PMAQI
14th Aug 2026277 PMAQI
14th Aug 2026238 PMAQI
14th Aug 2026339 PMAQI
14th Aug 20265310 PMAQI
14th Aug 20263611 PMAQI
15th Aug 20263812 AMAQI
15th Aug 2026721 AMAQI
15th Aug 2026572 AMAQI
15th Aug 2026693 AMAQI
15th Aug 2026604 AMAQI
15th Aug 2026685 AMAQI

26°C21/32°C

15th Aug 2026566 AMAQI
15th Aug 2026367 AMAQI
15th Aug 2026488 AMAQI
15th Aug 2026299 AMAQI
15th Aug 20262910 AMAQI
15th Aug 20262911 AMAQI
15th Aug 20264012 PMAQI
15th Aug 2026421 PMAQI
15th Aug 2026292 PMAQI
15th Aug 2026123 PMAQI
15th Aug 202684 PMAQI
15th Aug 2026335 PMAQI
15th Aug 2026156 PMAQI
15th Aug 2026167 PMAQI
15th Aug 2026318 PMAQI
15th Aug 2026569 PMAQI
15th Aug 20265010 PMAQI
15th Aug 20262911 PMAQI
16th Aug 20263612 AMAQI
16th Aug 2026541 AMAQI
16th Aug 2026712 AMAQI
16th Aug 2026423 AMAQI
16th Aug 2026574 AMAQI
16th Aug 2026545 AMAQI

26°C20/33°C

16th Aug 2026716 AMAQI
16th Aug 2026567 AMAQI
16th Aug 2026388 AMAQI
16th Aug 2026409 AMAQI
16th Aug 20265110 AMAQI
16th Aug 20265911 AMAQI
16th Aug 20266812 PMAQI
16th Aug 2026541 PMAQI
16th Aug 2026422 PMAQI
16th Aug 2026253 PMAQI
16th Aug 202684 PMAQI
16th Aug 2026145 PMAQI
16th Aug 2026176 PMAQI
16th Aug 2026127 PMAQI
16th Aug 2026518 PMAQI
16th Aug 2026689 PMAQI
16th Aug 20269210 PMAQI
16th Aug 20266911 PMAQI
17th Aug 202611912 AMAQI
17th Aug 20261081 AMAQI
17th Aug 2026902 AMAQI
17th Aug 2026873 AMAQI
17th Aug 2026814 AMAQI
17th Aug 2026625 AMAQI

27°C21/34°C

17th Aug 2026716 AMAQI
6 AM
17th Aug 2026957 AMAQI
17th Aug 2026908 AMAQI
17th Aug 2026949 AMAQI
17th Aug 20268510 AMAQI
17th Aug 20268111 AMAQI
17th Aug 20268712 PMAQI
12 PM
17th Aug 2026811 PMAQI
17th Aug 2026582 PMAQI
17th Aug 2026703 PMAQI
17th Aug 2026464 PMAQI
17th Aug 2026295 PMAQI
17th Aug 2026386 PMAQI
17th Aug 2026517 PMAQI
7 PM
17th Aug 2026538 PMAQI
17th Aug 2026519 PMAQI
17th Aug 20267110 PMAQI
17th Aug 20266911 PMAQI
12 AM
5 AM

15°C14/18°C

Day time
Avg. Highest Time
1 PM - 2 PM

45AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
7 PM

33AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 PM to 2 PM (Avg. 45), while the lowest AQI was between 7 PM to 7 PM (Avg. 33).
Night time
Avg. Highest Time
9 PM - 10 PM

43AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
8 PM

36AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 PM to 10 PM (Avg. 43), while the lowest AQI was between 8 PM to 8 PM (Avg. 36).

2026 Days Vs Air Quality

Zhongxian Middle School, Sanzhou, Chongqing, China

2026

40%

91

39%

90

14%

33

7%

15

Total number of days with different AQI categories in last 229 days in 2026 (136 days remaining)

Good
91 Days
Moderate
90 Days
Poor
33 Days
Unhealthy
15 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 40%

Health Risk Level:

Significant

In 2026, 40% of 229 days were within WHO’s safe air quality limits, and 60% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.

Annual Air Quality Insights

Zhongxian Middle School, Sanzhou, Chongqing, 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
48AQI (US)
2nd January 2026
65AQI (US)
3rd January 2026
90AQI (US)
4th January 2026
109AQI (US)
5th January 2026
123AQI (US)
6th January 2026
110AQI (US)
7th January 2026
141AQI (US)
8th January 2026
153AQI (US)
9th January 2026
155AQI (US)
10th January 2026
156AQI (US)
11th January 2026
163AQI (US)
12th January 2026
177AQI (US)
13th January 2026
171AQI (US)
14th January 2026
172AQI (US)
15th January 2026
178AQI (US)
16th January 2026
171AQI (US)
17th January 2026
177AQI (US)
18th January 2026
172AQI (US)
19th January 2026
131AQI (US)
20th January 2026
56AQI (US)
21st January 2026
93AQI (US)
22nd January 2026
119AQI (US)
23rd January 2026
120AQI (US)
24th January 2026
123AQI (US)
25th January 2026
119AQI (US)
26th January 2026
131AQI (US)
27th January 2026
116AQI (US)
28th January 2026
105AQI (US)
29th January 2026
101AQI (US)
30th January 2026
32AQI (US)
31st January 2026
50AQI (US)
1st February 2026
78AQI (US)
2nd February 2026
117AQI (US)
3rd February 2026
138AQI (US)
4th February 2026
147AQI (US)
5th February 2026
160AQI (US)
6th February 2026
157AQI (US)
7th February 2026
135AQI (US)
8th February 2026
98AQI (US)
9th February 2026
86AQI (US)
10th February 2026
103AQI (US)
11th February 2026
125AQI (US)
12th February 2026
126AQI (US)
13th February 2026
144AQI (US)
14th February 2026
153AQI (US)
15th February 2026
152AQI (US)
16th February 2026
112AQI (US)
17th February 2026
141AQI (US)
18th February 2026
143AQI (US)
19th February 2026
146AQI (US)
20th February 2026
139AQI (US)
21st February 2026
123AQI (US)
22nd February 2026
125AQI (US)
23rd February 2026
109AQI (US)
24th February 2026
56AQI (US)
25th February 2026
59AQI (US)
26th February 2026
75AQI (US)
27th February 2026
58AQI (US)
28th February 2026
28AQI (US)
1st March 2026
39AQI (US)
2nd March 2026
63AQI (US)
3rd March 2026
32AQI (US)
4th March 2026
79AQI (US)
5th March 2026
85AQI (US)
6th March 2026
74AQI (US)
7th March 2026
70AQI (US)
8th March 2026
50AQI (US)
9th March 2026
45AQI (US)
10th March 2026
49AQI (US)
11th March 2026
54AQI (US)
12th March 2026
75AQI (US)
13th March 2026
83AQI (US)
14th March 2026
98AQI (US)
15th March 2026
23AQI (US)
16th March 2026
18AQI (US)
17th March 2026
38AQI (US)
18th March 2026
44AQI (US)
19th March 2026
35AQI (US)
20th March 2026
65AQI (US)
21st March 2026
74AQI (US)
22nd March 2026
71AQI (US)
23rd March 2026
77AQI (US)
24th March 2026
48AQI (US)
25th March 2026
46AQI (US)
26th March 2026
57AQI (US)
27th March 2026
62AQI (US)
28th March 2026
63AQI (US)
29th March 2026
64AQI (US)
30th March 2026
41AQI (US)
31st March 2026
37AQI (US)
1st April 2026
53AQI (US)
2nd April 2026
57AQI (US)
3rd April 2026
55AQI (US)
4th April 2026
70AQI (US)
5th April 2026
91AQI (US)
6th April 2026
85AQI (US)
7th April 2026
62AQI (US)
8th April 2026
55AQI (US)
9th April 2026
80AQI (US)
10th April 2026
77AQI (US)
11th April 2026
50AQI (US)
12th April 2026
63AQI (US)
13th April 2026
59AQI (US)
14th April 2026
39AQI (US)
15th April 2026
49AQI (US)
16th April 2026
44AQI (US)
17th April 2026
66AQI (US)
18th April 2026
69AQI (US)
19th April 2026
83AQI (US)
20th April 2026
96AQI (US)
21st April 2026
54AQI (US)
22nd April 2026
32AQI (US)
23rd April 2026
40AQI (US)
24th April 2026
62AQI (US)
25th April 2026
90AQI (US)
26th April 2026
117AQI (US)
27th April 2026
78AQI (US)
28th April 2026
44AQI (US)
29th April 2026
38AQI (US)
30th April 2026
54AQI (US)
1st May 2026
78AQI (US)
2nd May 2026
41AQI (US)
3rd May 2026
69AQI (US)
4th May 2026
88AQI (US)
5th May 2026
88AQI (US)
6th May 2026
104AQI (US)
7th May 2026
47AQI (US)
8th May 2026
45AQI (US)
9th May 2026
52AQI (US)
10th May 2026
72AQI (US)
11th May 2026
96AQI (US)
12th May 2026
129AQI (US)
13th May 2026
74AQI (US)
14th May 2026
86AQI (US)
15th May 2026
124AQI (US)
16th May 2026
77AQI (US)
17th May 2026
75AQI (US)
18th May 2026
70AQI (US)
19th May 2026
68AQI (US)
20th May 2026
79AQI (US)
21st May 2026
83AQI (US)
22nd May 2026
85AQI (US)
23rd May 2026
79AQI (US)
24th May 2026
78AQI (US)
25th May 2026
79AQI (US)
26th May 2026
47AQI (US)
27th May 2026
10AQI (US)
28th May 2026
15AQI (US)
29th May 2026
26AQI (US)
30th May 2026
35AQI (US)
31st May 2026
44AQI (US)
1st June 2026
50AQI (US)
2nd June 2026
58AQI (US)
3rd June 2026
71AQI (US)
4th June 2026
75AQI (US)
5th June 2026
88AQI (US)
6th June 2026
77AQI (US)
7th June 2026
65AQI (US)
8th June 2026
14AQI (US)
9th June 2026
28AQI (US)
10th June 2026
61AQI (US)
11th June 2026
83AQI (US)
12th June 2026
45AQI (US)
13th June 2026
36AQI (US)
14th June 2026
57AQI (US)
15th June 2026
74AQI (US)
16th June 2026
79AQI (US)
17th June 2026
77AQI (US)
18th June 2026
27AQI (US)
19th June 2026
29AQI (US)
20th June 2026
45AQI (US)
21st June 2026
33AQI (US)
22nd June 2026
18AQI (US)
23rd June 2026
15AQI (US)
24th June 2026
22AQI (US)
25th June 2026
28AQI (US)
26th June 2026
33AQI (US)
27th June 2026
34AQI (US)
28th June 2026
64AQI (US)
29th June 2026
57AQI (US)
30th June 2026
33AQI (US)
1st July 2026
41AQI (US)
2nd July 2026
40AQI (US)
3rd July 2026
30AQI (US)
4th July 2026
40AQI (US)
5th July 2026
23AQI (US)
6th July 2026
26AQI (US)
7th July 2026
31AQI (US)
8th July 2026
36AQI (US)
9th July 2026
38AQI (US)
10th July 2026
27AQI (US)
11th July 2026
29AQI (US)
12th July 2026
30AQI (US)
13th July 2026
37AQI (US)
14th July 2026
42AQI (US)
15th July 2026
52AQI (US)
16th July 2026
47AQI (US)
17th July 2026
38AQI (US)
18th July 2026
30AQI (US)
19th July 2026
38AQI (US)
20th July 2026
47AQI (US)
21st July 2026
58AQI (US)
22nd July 2026
51AQI (US)
23rd July 2026
61AQI (US)
24th July 2026
54AQI (US)
25th July 2026
36AQI (US)
26th July 2026
36AQI (US)
27th July 2026
34AQI (US)
28th July 2026
26AQI (US)
29th July 2026
40AQI (US)
30th July 2026
23AQI (US)
31st July 2026
26AQI (US)
1st August 2026
28AQI (US)
2nd August 2026
35AQI (US)
3rd August 2026
23AQI (US)
4th August 2026
23AQI (US)
5th August 2026
29AQI (US)
6th August 2026
35AQI (US)
7th August 2026
25AQI (US)
8th August 2026
28AQI (US)
9th August 2026
30AQI (US)
10th August 2026
31AQI (US)
11th August 2026
61AQI (US)
12th August 2026
37AQI (US)
13th August 2026
59AQI (US)
14th August 2026
26AQI (US)
15th August 2026
40AQI (US)
16th August 2026
48AQI (US)
17th August 2026
74AQI (US)
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

123AQI (US)

115AQI (US)

57AQI (US)

64AQI (US)

69AQI (US)

49AQI (US)

38AQI (US)

37AQI (US)

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202671AQI (US)

3
4
13
11
1
7
16
4
14
17
8
21
1
9
19
3
16
14
26
5
14
3
91
90
33
15

Highest AQI (US) recorded in

January

123AQI (US)

Lowest AQI (US) recorded in

August

37AQI (US)

202587AQI (US)

3
13
15
18
10
23
8
12
15
3
19
12
10
20
19
12
20
11
12
18
3
28
2
17
10
1
8
10
13
66
189
78
32

Highest AQI (US) recorded in

January

147AQI (US)

Lowest AQI (US) recorded in

July

49AQI (US)

202475AQI (US)

7
7
13
3
18
8
3
18
13
3
27
5
25
1
18
12
27
4
14
17
11
16
3
6
23
2
4
18
8
10
11
10
95
195
59
16

Highest AQI (US) recorded in

December

126AQI (US)

Lowest AQI (US) recorded in

July

42AQI (US)

202366AQI (US)

1
3
17
8
1
2
12
8
6
7
17
7
8
22
15
16
24
6
31
23
8
17
12
1
21
10
11
13
4
1
3
16
5
7
163
135
42
22
1

Highest AQI (US) recorded in

January

141AQI (US)

Lowest AQI (US) recorded in

July

33AQI (US)

202284AQI (US)

9
14
7
15
4
2
1
3
15
11
2
4
25
1
8
23
16
14
13
10
1
1
6
16
6
6
17
7
1
1
19
10
11
7
13
58
175
60
25
1

Highest AQI (US) recorded in

December

129AQI (US)

Lowest AQI (US) recorded in

August

40AQI (US)

202181AQI (US)

3
19
8
11
8
9
2
28
1
9
21
3
26
2
7
21
2
19
12
15
15
1
7
21
2
10
21
17
11
2
10
15
6
72
206
61
25

Highest AQI (US) recorded in

January

133AQI (US)

Lowest AQI (US) recorded in

July

48AQI (US)

202076AQI (US)

2
4
7
13
8
14
4
3
27
18
13
11
20
7
21
2
9
16
5
1
3
17
10
13
12
6
53
158
48
7

Highest AQI (US) recorded in

December

114AQI (US)

Lowest AQI (US) recorded in

July

48AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2025(Avg.)
87AQI (US)
Least Polluted Year Recorded
2023(Avg.)
66AQI (US)

Zhongxian Middle School's annual 2026 AQI (US) (71) shows an average percentage change of -8.4% (improved AQI (US)) compared to previous years: 2020 (76), 2021 (81), 2022 (84), 2023 (66), 2024 (75), 2025 (87).