City First Secondary School Sub Station, Nada, Hainan, 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
City First Secondary School Sub Station, Nada, Hainan, China
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
11th Aug 2026
64AQILowest AQI recorded on
31st Aug 2022
17AQISame Day Analysis (17th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 26 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Day & Night AQI Trend: 16th Aug - 17th Aug 2026
City First Secondary School Sub Station, Nada, Hainan, China
AQI
Day
Night
.
6 AM16th Aug 2026
7 PM
5 AM17th Aug 2026
Day time
Avg. Highest Time
6AM16th Aug
40AQI
Avg. Lowest Time
7PM16th Aug
25AQI
Night time
Avg. Highest Time
1AM17th Aug
31AQI
Avg. Lowest Time
5AM17th Aug
25AQI
In the last 24 hours,
City First Secondary School Sub Station's AQI reached its highest point of 40 at 6 AM during the Day, while the lowest point, 25, was recorded at 5 AM during the Night between 16th Aug and 17th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
City First Secondary School Sub Station, Nada, Hainan, 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 2026576 AMAQI
19th Jul 2026587 AMAQI
19th Jul 2026658 AMAQI
19th Jul 2026679 AMAQI
19th Jul 20265710 AMAQI
19th Jul 20265911 AMAQI
19th Jul 20265112 PMAQI
19th Jul 2026491 PMAQI
19th Jul 2026462 PMAQI
19th Jul 2026533 PMAQI
19th Jul 2026534 PMAQI
19th Jul 2026495 PMAQI
19th Jul 2026526 PMAQI
19th Jul 2026537 PMAQI
19th Jul 2026538 PMAQI
19th Jul 2026569 PMAQI
19th Jul 20267610 PMAQI
19th Jul 20268011 PMAQI
20th Jul 20268012 AMAQI
20th Jul 2026721 AMAQI
20th Jul 2026622 AMAQI
20th Jul 2026603 AMAQI
20th Jul 2026594 AMAQI
20th Jul 2026685 AMAQI
29°C25/34°C
20th Jul 2026646 AMAQI
20th Jul 2026697 AMAQI
20th Jul 2026698 AMAQI
20th Jul 2026609 AMAQI
20th Jul 20267410 AMAQI
20th Jul 20267211 AMAQI
20th Jul 20266012 PMAQI
20th Jul 2026621 PMAQI
20th Jul 2026562 PMAQI
20th Jul 2026603 PMAQI
20th Jul 2026574 PMAQI
20th Jul 2026555 PMAQI
20th Jul 2026576 PMAQI
20th Jul 2026567 PMAQI
20th Jul 2026598 PMAQI
20th Jul 2026559 PMAQI
20th Jul 20265910 PMAQI
20th Jul 20265811 PMAQI
21st Jul 20266212 AMAQI
21st Jul 2026621 AMAQI
21st Jul 2026582 AMAQI
21st Jul 2026573 AMAQI
21st Jul 2026584 AMAQI
21st Jul 2026565 AMAQI
29°C25/36°C
21st Jul 2026576 AMAQI
21st Jul 2026597 AMAQI
21st Jul 2026588 AMAQI
21st Jul 2026579 AMAQI
21st Jul 20265510 AMAQI
21st Jul 20265312 PMAQI
21st Jul 2026541 PMAQI
21st Jul 2026552 PMAQI
21st Jul 2026543 PMAQI
21st Jul 2026544 PMAQI
21st Jul 2026545 PMAQI
21st Jul 20261026 PMAQI
21st Jul 2026537 PMAQI
21st Jul 2026528 PMAQI
21st Jul 2026569 PMAQI
21st Jul 20265610 PMAQI
21st Jul 20265611 PMAQI
22nd Jul 20265412 AMAQI
22nd Jul 2026551 AMAQI
22nd Jul 2026552 AMAQI
22nd Jul 2026553 AMAQI
22nd Jul 2026534 AMAQI
22nd Jul 2026535 AMAQI
28°C26/32°C
22nd Jul 2026556 AMAQI
22nd Jul 2026557 AMAQI
22nd Jul 2026568 AMAQI
22nd Jul 2026549 AMAQI
22nd Jul 20265510 AMAQI
22nd Jul 20265511 AMAQI
22nd Jul 20265212 PMAQI
22nd Jul 2026541 PMAQI
22nd Jul 2026522 PMAQI
22nd Jul 2026523 PMAQI
22nd Jul 2026484 PMAQI
22nd Jul 2026525 PMAQI
22nd Jul 2026486 PMAQI
22nd Jul 2026487 PMAQI
22nd Jul 2026548 PMAQI
22nd Jul 2026499 PMAQI
22nd Jul 20265210 PMAQI
22nd Jul 20266011 PMAQI
23rd Jul 20269212 AMAQI
23rd Jul 2026921 AMAQI
23rd Jul 2026782 AMAQI
23rd Jul 2026623 AMAQI
23rd Jul 2026524 AMAQI
23rd Jul 2026405 AMAQI
29°C25/34°C
23rd Jul 2026286 AMAQI
23rd Jul 2026217 AMAQI
23rd Jul 2026238 AMAQI
23rd Jul 2026319 AMAQI
23rd Jul 20263610 AMAQI
23rd Jul 20263411 AMAQI
23rd Jul 20262912 PMAQI
23rd Jul 2026311 PMAQI
23rd Jul 2026322 PMAQI
23rd Jul 2026343 PMAQI
23rd Jul 2026384 PMAQI
23rd Jul 2026365 PMAQI
23rd Jul 2026316 PMAQI
23rd Jul 2026447 PMAQI
23rd Jul 2026588 PMAQI
23rd Jul 2026569 PMAQI
23rd Jul 20266210 PMAQI
23rd Jul 20267611 PMAQI
24th Jul 20267812 AMAQI
24th Jul 2026731 AMAQI
24th Jul 2026712 AMAQI
24th Jul 2026793 AMAQI
24th Jul 2026694 AMAQI
24th Jul 2026665 AMAQI
28°C24/35°C
24th Jul 2026626 AMAQI
24th Jul 2026647 AMAQI
24th Jul 2026578 AMAQI
24th Jul 2026609 AMAQI
24th Jul 20265910 AMAQI
24th Jul 20265411 AMAQI
24th Jul 20265312 PMAQI
24th Jul 2026521 PMAQI
24th Jul 2026462 PMAQI
24th Jul 2026463 PMAQI
24th Jul 2026444 PMAQI
24th Jul 2026425 PMAQI
24th Jul 2026406 PMAQI
24th Jul 2026407 PMAQI
24th Jul 2026478 PMAQI
24th Jul 2026569 PMAQI
24th Jul 20265710 PMAQI
24th Jul 20265411 PMAQI
25th Jul 20264812 AMAQI
25th Jul 2026501 AMAQI
25th Jul 2026602 AMAQI
25th Jul 2026653 AMAQI
25th Jul 2026644 AMAQI
25th Jul 2026645 AMAQI
28°C24/35°C
25th Jul 2026566 AMAQI
25th Jul 2026567 AMAQI
25th Jul 2026588 AMAQI
25th Jul 2026649 AMAQI
25th Jul 20267010 AMAQI
25th Jul 20266711 AMAQI
25th Jul 20265812 PMAQI
25th Jul 2026571 PMAQI
25th Jul 2026582 PMAQI
25th Jul 2026533 PMAQI
25th Jul 2026534 PMAQI
25th Jul 2026535 PMAQI
25th Jul 2026526 PMAQI
25th Jul 2026547 PMAQI
25th Jul 2026518 PMAQI
25th Jul 2026539 PMAQI
25th Jul 20265510 PMAQI
25th Jul 20265111 PMAQI
26th Jul 20265412 AMAQI
26th Jul 2026551 AMAQI
26th Jul 2026562 AMAQI
26th Jul 2026573 AMAQI
26th Jul 2026574 AMAQI
26th Jul 2026555 AMAQI
28°C23/35°C
26th Jul 2026546 AMAQI
26th Jul 2026537 AMAQI
26th Jul 2026548 AMAQI
26th Jul 2026559 AMAQI
26th Jul 20265510 AMAQI
26th Jul 20265411 AMAQI
26th Jul 20265212 PMAQI
26th Jul 2026521 PMAQI
26th Jul 2026502 PMAQI
26th Jul 2026463 PMAQI
26th Jul 2026444 PMAQI
26th Jul 2026425 PMAQI
26th Jul 2026426 PMAQI
26th Jul 2026387 PMAQI
26th Jul 2026388 PMAQI
26th Jul 2026259 PMAQI
26th Jul 20261910 PMAQI
26th Jul 20262111 PMAQI
27th Jul 20262512 AMAQI
27th Jul 2026321 AMAQI
27th Jul 2026422 AMAQI
27th Jul 2026483 AMAQI
27th Jul 2026504 AMAQI
27th Jul 2026385 AMAQI
28°C24/34°C
27th Jul 2026326 AMAQI
27th Jul 2026237 AMAQI
27th Jul 2026218 AMAQI
27th Jul 2026179 AMAQI
27th Jul 20262310 AMAQI
27th Jul 20262111 AMAQI
27th Jul 20261612 PMAQI
27th Jul 2026141 PMAQI
27th Jul 2026232 PMAQI
27th Jul 2026253 PMAQI
27th Jul 2026214 PMAQI
27th Jul 2026175 PMAQI
27th Jul 2026216 PMAQI
27th Jul 2026297 PMAQI
27th Jul 2026338 PMAQI
27th Jul 2026239 PMAQI
27th Jul 20261710 PMAQI
27th Jul 20262311 PMAQI
28th Jul 20262712 AMAQI
28th Jul 2026271 AMAQI
28th Jul 2026272 AMAQI
28th Jul 2026273 AMAQI
28th Jul 2026254 AMAQI
28th Jul 2026255 AMAQI
29°C24/35°C
28th Jul 2026256 AMAQI
28th Jul 2026257 AMAQI
28th Jul 2026258 AMAQI
28th Jul 2026259 AMAQI
28th Jul 20262510 AMAQI
28th Jul 20262711 AMAQI
28th Jul 20262512 PMAQI
28th Jul 2026251 PMAQI
28th Jul 2026252 PMAQI
28th Jul 2026273 PMAQI
28th Jul 2026254 PMAQI
28th Jul 2026235 PMAQI
28th Jul 2026236 PMAQI
28th Jul 2026237 PMAQI
28th Jul 2026258 PMAQI
28th Jul 2026259 PMAQI
28th Jul 20262310 PMAQI
28th Jul 20262111 PMAQI
29th Jul 20262512 AMAQI
29th Jul 2026211 AMAQI
29th Jul 2026212 AMAQI
29th Jul 2026213 AMAQI
29th Jul 2026214 AMAQI
29th Jul 2026235 AMAQI
29°C24/35°C
29th Jul 2026276 AMAQI
29th Jul 2026297 AMAQI
29th Jul 2026278 AMAQI
29th Jul 2026259 AMAQI
29th Jul 20262310 AMAQI
29th Jul 20262311 AMAQI
29th Jul 20262712 PMAQI
29th Jul 2026291 PMAQI
29th Jul 2026292 PMAQI
29th Jul 2026313 PMAQI
29th Jul 2026274 PMAQI
29th Jul 2026295 PMAQI
29th Jul 2026296 PMAQI
29th Jul 2026297 PMAQI
29th Jul 2026278 PMAQI
29th Jul 2026259 PMAQI
29th Jul 20262510 PMAQI
29th Jul 20262711 PMAQI
30th Jul 20262712 AMAQI
30th Jul 2026231 AMAQI
30th Jul 2026232 AMAQI
30th Jul 2026253 AMAQI
30th Jul 2026254 AMAQI
30th Jul 2026275 AMAQI
28°C24/34°C
30th Jul 2026276 AMAQI
30th Jul 2026257 AMAQI
30th Jul 2026258 AMAQI
30th Jul 2026259 AMAQI
30th Jul 20262910 AMAQI
30th Jul 20262511 AMAQI
30th Jul 20262112 PMAQI
30th Jul 2026271 PMAQI
30th Jul 2026292 PMAQI
30th Jul 2026253 PMAQI
30th Jul 2026274 PMAQI
30th Jul 2026235 PMAQI
30th Jul 2026216 PMAQI
30th Jul 2026217 PMAQI
30th Jul 2026258 PMAQI
30th Jul 2026259 PMAQI
30th Jul 20262110 PMAQI
30th Jul 20262511 PMAQI
31st Jul 20263112 AMAQI
31st Jul 2026251 AMAQI
31st Jul 2026272 AMAQI
31st Jul 2026273 AMAQI
31st Jul 2026294 AMAQI
31st Jul 2026315 AMAQI
27°C24/33°C
31st Jul 2026316 AMAQI
31st Jul 2026317 AMAQI
31st Jul 2026318 AMAQI
31st Jul 2026259 AMAQI
31st Jul 20262910 AMAQI
31st Jul 20263611 AMAQI
31st Jul 20262912 PMAQI
31st Jul 2026251 PMAQI
31st Jul 2026272 PMAQI
31st Jul 2026213 PMAQI
31st Jul 2026214 PMAQI
31st Jul 2026365 PMAQI
31st Jul 2026326 PMAQI
31st Jul 2026257 PMAQI
31st Jul 2026298 PMAQI
31st Jul 2026299 PMAQI
31st Jul 20262710 PMAQI
31st Jul 20262111 PMAQI
1st Aug 20262712 AMAQI
1st Aug 2026271 AMAQI
1st Aug 2026212 AMAQI
1st Aug 2026293 AMAQI
1st Aug 2026274 AMAQI
1st Aug 2026295 AMAQI
27°C24/34°C
1st Aug 2026276 AMAQI
1st Aug 2026217 AMAQI
1st Aug 2026218 AMAQI
1st Aug 2026259 AMAQI
1st Aug 20262510 AMAQI
1st Aug 20262911 AMAQI
1st Aug 20262712 PMAQI
1st Aug 2026341 PMAQI
1st Aug 2026382 PMAQI
1st Aug 2026213 PMAQI
1st Aug 2026214 PMAQI
1st Aug 2026255 PMAQI
1st Aug 2026276 PMAQI
1st Aug 2026237 PMAQI
1st Aug 2026238 PMAQI
1st Aug 2026279 PMAQI
1st Aug 20262510 PMAQI
1st Aug 20262511 PMAQI
2nd Aug 20262512 AMAQI
2nd Aug 2026271 AMAQI
2nd Aug 2026292 AMAQI
2nd Aug 2026253 AMAQI
2nd Aug 2026254 AMAQI
2nd Aug 2026295 AMAQI
27°C24/31°C
2nd Aug 2026296 AMAQI
2nd Aug 2026277 AMAQI
2nd Aug 2026258 AMAQI
2nd Aug 2026239 AMAQI
2nd Aug 20262910 AMAQI
2nd Aug 20263811 AMAQI
2nd Aug 20263112 PMAQI
2nd Aug 2026331 PMAQI
2nd Aug 2026292 PMAQI
2nd Aug 2026233 PMAQI
2nd Aug 2026344 PMAQI
2nd Aug 2026485 PMAQI
2nd Aug 2026486 PMAQI
2nd Aug 2026367 PMAQI
2nd Aug 2026348 PMAQI
2nd Aug 2026329 PMAQI
2nd Aug 20263610 PMAQI
2nd Aug 20263611 PMAQI
3rd Aug 20263612 AMAQI
3rd Aug 2026331 AMAQI
3rd Aug 2026292 AMAQI
3rd Aug 2026233 AMAQI
3rd Aug 2026254 AMAQI
3rd Aug 2026255 AMAQI
27°C24/32°C
3rd Aug 2026236 AMAQI
3rd Aug 2026257 AMAQI
3rd Aug 2026238 AMAQI
3rd Aug 2026219 AMAQI
3rd Aug 20262310 AMAQI
3rd Aug 20262111 AMAQI
3rd Aug 20262512 PMAQI
3rd Aug 2026271 PMAQI
3rd Aug 2026232 PMAQI
3rd Aug 2026273 PMAQI
3rd Aug 2026294 PMAQI
3rd Aug 2026215 PMAQI
3rd Aug 2026216 PMAQI
3rd Aug 2026297 PMAQI
3rd Aug 2026338 PMAQI
3rd Aug 2026319 PMAQI
3rd Aug 20262910 PMAQI
3rd Aug 20262911 PMAQI
4th Aug 20262712 AMAQI
4th Aug 2026251 AMAQI
4th Aug 2026252 AMAQI
4th Aug 2026253 AMAQI
4th Aug 2026274 AMAQI
4th Aug 2026215 AMAQI
27°C24/32°C
4th Aug 2026236 AMAQI
4th Aug 2026257 AMAQI
4th Aug 2026238 AMAQI
4th Aug 2026259 AMAQI
4th Aug 20262110 AMAQI
4th Aug 20262111 AMAQI
4th Aug 20262112 PMAQI
4th Aug 2026211 PMAQI
4th Aug 2026212 PMAQI
4th Aug 2026213 PMAQI
4th Aug 2026254 PMAQI
4th Aug 2026215 PMAQI
4th Aug 2026256 PMAQI
4th Aug 2026277 PMAQI
4th Aug 2026388 PMAQI
4th Aug 2026529 PMAQI
4th Aug 20264210 PMAQI
4th Aug 20263811 PMAQI
5th Aug 20264212 AMAQI
5th Aug 2026381 AMAQI
5th Aug 2026272 AMAQI
5th Aug 2026293 AMAQI
5th Aug 2026254 AMAQI
5th Aug 2026255 AMAQI
27°C24/32°C
5th Aug 2026256 AMAQI
5th Aug 2026257 AMAQI
5th Aug 2026258 AMAQI
5th Aug 2026299 AMAQI
5th Aug 20262910 AMAQI
5th Aug 20263111 AMAQI
5th Aug 20262112 PMAQI
5th Aug 2026211 PMAQI
5th Aug 2026272 PMAQI
5th Aug 2026253 PMAQI
5th Aug 2026294 PMAQI
5th Aug 2026235 PMAQI
5th Aug 2026236 PMAQI
5th Aug 2026317 PMAQI
5th Aug 2026218 PMAQI
5th Aug 2026239 PMAQI
5th Aug 20262110 PMAQI
5th Aug 20262111 PMAQI
6th Aug 20262312 AMAQI
6th Aug 2026231 AMAQI
6th Aug 2026212 AMAQI
6th Aug 2026423 AMAQI
6th Aug 2026214 AMAQI
6th Aug 2026295 AMAQI
26°C24/31°C
6th Aug 2026296 AMAQI
6th Aug 2026257 AMAQI
6th Aug 2026258 AMAQI
6th Aug 2026259 AMAQI
6th Aug 20262310 AMAQI
6th Aug 20262311 AMAQI
6th Aug 20262112 PMAQI
6th Aug 2026251 PMAQI
6th Aug 2026292 PMAQI
6th Aug 2026253 PMAQI
6th Aug 2026274 PMAQI
6th Aug 2026255 PMAQI
6th Aug 2026326 PMAQI
6th Aug 2026277 PMAQI
6th Aug 2026218 PMAQI
6th Aug 2026259 PMAQI
6th Aug 20263610 PMAQI
6th Aug 20263311 PMAQI
7th Aug 20262712 AMAQI
7th Aug 2026211 AMAQI
7th Aug 2026332 AMAQI
7th Aug 2026333 AMAQI
7th Aug 2026214 AMAQI
7th Aug 2026235 AMAQI
26°C24/29°C
7th Aug 2026256 AMAQI
7th Aug 2026217 AMAQI
7th Aug 2026218 AMAQI
7th Aug 2026219 AMAQI
7th Aug 20262110 AMAQI
7th Aug 20263811 AMAQI
7th Aug 20265312 PMAQI
7th Aug 2026271 PMAQI
7th Aug 2026252 PMAQI
7th Aug 2026293 PMAQI
7th Aug 2026274 PMAQI
7th Aug 2026255 PMAQI
7th Aug 2026256 PMAQI
7th Aug 2026277 PMAQI
7th Aug 2026238 PMAQI
7th Aug 2026259 PMAQI
7th Aug 20262910 PMAQI
7th Aug 20263311 PMAQI
8th Aug 20263812 AMAQI
8th Aug 2026291 AMAQI
8th Aug 2026252 AMAQI
8th Aug 2026273 AMAQI
8th Aug 2026234 AMAQI
8th Aug 2026255 AMAQI
26°C24/30°C
8th Aug 2026256 AMAQI
8th Aug 2026237 AMAQI
8th Aug 2026258 AMAQI
8th Aug 2026239 AMAQI
8th Aug 20262110 AMAQI
8th Aug 20262311 AMAQI
8th Aug 20262112 PMAQI
8th Aug 2026251 PMAQI
8th Aug 2026252 PMAQI
8th Aug 2026233 PMAQI
8th Aug 2026254 PMAQI
8th Aug 2026255 PMAQI
8th Aug 2026256 PMAQI
8th Aug 2026237 PMAQI
8th Aug 2026218 PMAQI
8th Aug 2026319 PMAQI
8th Aug 20262910 PMAQI
8th Aug 20263311 PMAQI
9th Aug 20263312 AMAQI
9th Aug 2026361 AMAQI
9th Aug 2026382 AMAQI
9th Aug 2026493 AMAQI
9th Aug 2026644 AMAQI
9th Aug 2026515 AMAQI
27°C25/30°C
9th Aug 2026426 AMAQI
9th Aug 2026297 AMAQI
9th Aug 2026258 AMAQI
9th Aug 2026199 AMAQI
9th Aug 20261710 AMAQI
9th Aug 20261911 AMAQI
9th Aug 20263312 PMAQI
9th Aug 2026311 PMAQI
9th Aug 2026382 PMAQI
9th Aug 2026273 PMAQI
9th Aug 2026254 PMAQI
9th Aug 2026425 PMAQI
9th Aug 2026506 PMAQI
9th Aug 2026567 PMAQI
9th Aug 2026538 PMAQI
9th Aug 2026569 PMAQI
9th Aug 20266410 PMAQI
9th Aug 20266811 PMAQI
10th Aug 20266212 AMAQI
10th Aug 2026531 AMAQI
10th Aug 2026512 AMAQI
10th Aug 2026483 AMAQI
10th Aug 2026534 AMAQI
10th Aug 2026515 AMAQI
28°C24/33°C
10th Aug 2026526 AMAQI
10th Aug 2026477 AMAQI
10th Aug 2026448 AMAQI
10th Aug 2026389 AMAQI
10th Aug 20264210 AMAQI
10th Aug 20262311 AMAQI
10th Aug 20261712 PMAQI
10th Aug 2026321 PMAQI
10th Aug 2026362 PMAQI
10th Aug 2026503 PMAQI
10th Aug 2026524 PMAQI
10th Aug 2026525 PMAQI
10th Aug 2026586 PMAQI
10th Aug 2026677 PMAQI
10th Aug 2026718 PMAQI
10th Aug 2026699 PMAQI
10th Aug 20267810 PMAQI
10th Aug 20268311 PMAQI
11th Aug 20269012 AMAQI
11th Aug 2026941 AMAQI
11th Aug 2026962 AMAQI
11th Aug 2026903 AMAQI
11th Aug 2026784 AMAQI
11th Aug 2026685 AMAQI
28°C24/32°C
11th Aug 2026726 AMAQI
11th Aug 2026677 AMAQI
11th Aug 2026698 AMAQI
11th Aug 2026689 AMAQI
11th Aug 20266710 AMAQI
11th Aug 20265611 AMAQI
11th Aug 20265412 PMAQI
11th Aug 2026581 PMAQI
11th Aug 2026542 PMAQI
11th Aug 2026533 PMAQI
11th Aug 2026464 PMAQI
11th Aug 2026485 PMAQI
11th Aug 2026426 PMAQI
11th Aug 2026467 PMAQI
11th Aug 2026518 PMAQI
11th Aug 2026569 PMAQI
11th Aug 20265610 PMAQI
11th Aug 20266211 PMAQI
12th Aug 20265212 AMAQI
12th Aug 2026461 AMAQI
12th Aug 2026482 AMAQI
12th Aug 2026483 AMAQI
12th Aug 2026464 AMAQI
12th Aug 2026505 AMAQI
29°C25/34°C
12th Aug 2026486 AMAQI
12th Aug 2026387 AMAQI
12th Aug 2026318 AMAQI
12th Aug 2026319 AMAQI
12th Aug 20262510 AMAQI
12th Aug 20261211 AMAQI
12th Aug 20261212 PMAQI
12th Aug 2026141 PMAQI
12th Aug 2026142 PMAQI
12th Aug 2026103 PMAQI
12th Aug 202684 PMAQI
12th Aug 2026125 PMAQI
12th Aug 202686 PMAQI
12th Aug 202687 PMAQI
12th Aug 2026138 PMAQI
12th Aug 2026159 PMAQI
12th Aug 20261610 PMAQI
12th Aug 20261211 PMAQI
13th Aug 20261212 AMAQI
13th Aug 2026131 AMAQI
13th Aug 2026132 AMAQI
13th Aug 2026123 AMAQI
13th Aug 2026104 AMAQI
13th Aug 202695 AMAQI
29°C25/34°C
13th Aug 2026106 AMAQI
13th Aug 2026127 AMAQI
13th Aug 2026168 AMAQI
13th Aug 2026329 AMAQI
13th Aug 20263310 AMAQI
13th Aug 20263811 AMAQI
13th Aug 20262912 PMAQI
13th Aug 2026211 PMAQI
13th Aug 2026272 PMAQI
13th Aug 2026383 PMAQI
13th Aug 2026214 PMAQI
13th Aug 2026215 PMAQI
13th Aug 2026216 PMAQI
13th Aug 2026217 PMAQI
13th Aug 2026258 PMAQI
13th Aug 2026319 PMAQI
13th Aug 20265610 PMAQI
13th Aug 20263811 PMAQI
14th Aug 20264412 AMAQI
14th Aug 2026601 AMAQI
14th Aug 2026652 AMAQI
14th Aug 2026663 AMAQI
14th Aug 2026574 AMAQI
14th Aug 2026455 AMAQI
29°C25/35°C
14th Aug 2026486 AMAQI
14th Aug 2026447 AMAQI
14th Aug 2026388 AMAQI
14th Aug 2026509 AMAQI
14th Aug 20265010 AMAQI
14th Aug 20265311 AMAQI
14th Aug 20264212 PMAQI
14th Aug 2026461 PMAQI
14th Aug 2026502 PMAQI
14th Aug 2026473 PMAQI
14th Aug 2026324 PMAQI
14th Aug 2026255 PMAQI
14th Aug 2026306 PMAQI
14th Aug 2026477 PMAQI
14th Aug 2026478 PMAQI
14th Aug 2026259 PMAQI
14th Aug 20262510 PMAQI
14th Aug 20262311 PMAQI
15th Aug 20262912 AMAQI
15th Aug 2026271 AMAQI
15th Aug 2026272 AMAQI
15th Aug 2026293 AMAQI
15th Aug 2026234 AMAQI
15th Aug 2026255 AMAQI
29°C26/35°C
15th Aug 2026256 AMAQI
15th Aug 2026237 AMAQI
15th Aug 2026278 AMAQI
15th Aug 2026259 AMAQI
15th Aug 20263310 AMAQI
15th Aug 20262311 AMAQI
15th Aug 20262512 PMAQI
15th Aug 2026291 PMAQI
15th Aug 2026292 PMAQI
15th Aug 2026333 PMAQI
15th Aug 2026334 PMAQI
15th Aug 2026335 PMAQI
15th Aug 2026446 PMAQI
15th Aug 2026297 PMAQI
15th Aug 2026298 PMAQI
15th Aug 2026389 PMAQI
15th Aug 20264210 PMAQI
15th Aug 20264011 PMAQI
16th Aug 20263812 AMAQI
16th Aug 2026401 AMAQI
16th Aug 2026382 AMAQI
16th Aug 2026403 AMAQI
16th Aug 2026404 AMAQI
16th Aug 2026405 AMAQI
28°C25/33°C
16th Aug 2026406 AMAQI
16th Aug 2026387 AMAQI
16th Aug 2026368 AMAQI
16th Aug 2026369 AMAQI
16th Aug 20263810 AMAQI
16th Aug 20263111 AMAQI
16th Aug 20263312 PMAQI
16th Aug 2026331 PMAQI
16th Aug 2026332 PMAQI
16th Aug 2026293 PMAQI
16th Aug 2026274 PMAQI
16th Aug 2026275 PMAQI
16th Aug 2026256 PMAQI
16th Aug 2026257 PMAQI
16th Aug 2026258 PMAQI
16th Aug 2026259 PMAQI
16th Aug 20262510 PMAQI
16th Aug 20262711 PMAQI
17th Aug 20262512 AMAQI
17th Aug 2026311 AMAQI
17th Aug 2026312 AMAQI
17th Aug 2026253 AMAQI
17th Aug 2026254 AMAQI
17th Aug 2026255 AMAQI
29°C25/34°C
17th Aug 2026236 AMAQI
6 AM17th Aug 2026257 AMAQI
17th Aug 2026258 AMAQI
17th Aug 2026299 AMAQI
17th Aug 20262510 AMAQI
17th Aug 20262511 AMAQI
17th Aug 20262512 PMAQI
12 PM17th Aug 2026251 PMAQI
17th Aug 2026252 PMAQI
17th Aug 2026253 PMAQI
17th Aug 2026234 PMAQI
17th Aug 2026275 PMAQI
17th Aug 2026256 PMAQI
17th Aug 2026257 PMAQI
7 PM17th Aug 2026258 PMAQI
17th Aug 2026279 PMAQI
17th Aug 20263310 PMAQI
17th Aug 20263311 PMAQI
12 AM
5 AM
21°C21/22°C
Day time
Avg. Highest Time
6 AM
38AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
4 PM
33AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 6 AM (Avg. 38), while the lowest AQI was between 4 PM to 4 PM (Avg. 33).
Night time
Avg. Highest Time
12 AM - 3 AM
43AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
8 PM - 9 PM
37AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 3 AM (Avg. 43), while the lowest AQI was between 8 PM to 9 PM (Avg. 37).
2026 Days Vs Air Quality
City First Secondary School Sub Station, Nada, Hainan, China
2026
54%
123
44%
101
2%
5
Total number of days with different AQI categories in last 229 days in 2026 (136 days remaining)
Good
123 DaysModerate
101 DaysPoor
5 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 54%
Health Risk Level:
Considerable
In 2026, 54% of 229 days were within WHO’s safe air quality limits, and 46% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.
Annual Air Quality Insights
City First Secondary School Sub Station, Nada, Hainan, 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
55AQI (US)
55AQI (US)
2nd January 2026
83AQI (US)
83AQI (US)
3rd January 2026
60AQI (US)
60AQI (US)
4th January 2026
61AQI (US)
61AQI (US)
5th January 2026
67AQI (US)
67AQI (US)
6th January 2026
98AQI (US)
98AQI (US)
7th January 2026
89AQI (US)
89AQI (US)
8th January 2026
75AQI (US)
75AQI (US)
9th January 2026
69AQI (US)
69AQI (US)
10th January 2026
73AQI (US)
73AQI (US)
11th January 2026
75AQI (US)
75AQI (US)
12th January 2026
67AQI (US)
67AQI (US)
13th January 2026
79AQI (US)
79AQI (US)
14th January 2026
83AQI (US)
83AQI (US)
15th January 2026
66AQI (US)
66AQI (US)
16th January 2026
70AQI (US)
70AQI (US)
17th January 2026
74AQI (US)
74AQI (US)
18th January 2026
84AQI (US)
84AQI (US)
19th January 2026
62AQI (US)
62AQI (US)
20th January 2026
63AQI (US)
63AQI (US)
21st January 2026
77AQI (US)
77AQI (US)
22nd January 2026
85AQI (US)
85AQI (US)
23rd January 2026
68AQI (US)
68AQI (US)
24th January 2026
54AQI (US)
54AQI (US)
25th January 2026
22AQI (US)
22AQI (US)
26th January 2026
40AQI (US)
40AQI (US)
27th January 2026
50AQI (US)
50AQI (US)
28th January 2026
52AQI (US)
52AQI (US)
29th January 2026
39AQI (US)
39AQI (US)
30th January 2026
38AQI (US)
38AQI (US)
31st January 2026
45AQI (US)
45AQI (US)
1st February 2026
58AQI (US)
58AQI (US)
2nd February 2026
49AQI (US)
49AQI (US)
3rd February 2026
50AQI (US)
50AQI (US)
4th February 2026
37AQI (US)
37AQI (US)
5th February 2026
54AQI (US)
54AQI (US)
6th February 2026
45AQI (US)
45AQI (US)
7th February 2026
41AQI (US)
41AQI (US)
8th February 2026
61AQI (US)
61AQI (US)
9th February 2026
42AQI (US)
42AQI (US)
10th February 2026
57AQI (US)
57AQI (US)
11th February 2026
32AQI (US)
32AQI (US)
12th February 2026
36AQI (US)
36AQI (US)
13th February 2026
41AQI (US)
41AQI (US)
14th February 2026
78AQI (US)
78AQI (US)
15th February 2026
74AQI (US)
74AQI (US)
16th February 2026
47AQI (US)
47AQI (US)
17th February 2026
66AQI (US)
66AQI (US)
18th February 2026
66AQI (US)
66AQI (US)
19th February 2026
58AQI (US)
58AQI (US)
20th February 2026
67AQI (US)
67AQI (US)
21st February 2026
81AQI (US)
81AQI (US)
22nd February 2026
56AQI (US)
56AQI (US)
23rd February 2026
39AQI (US)
39AQI (US)
24th February 2026
50AQI (US)
50AQI (US)
25th February 2026
56AQI (US)
56AQI (US)
26th February 2026
51AQI (US)
51AQI (US)
27th February 2026
63AQI (US)
63AQI (US)
28th February 2026
33AQI (US)
33AQI (US)
1st March 2026
16AQI (US)
16AQI (US)
2nd March 2026
48AQI (US)
48AQI (US)
3rd March 2026
59AQI (US)
59AQI (US)
4th March 2026
11AQI (US)
11AQI (US)
5th March 2026
19AQI (US)
19AQI (US)
6th March 2026
51AQI (US)
51AQI (US)
7th March 2026
67AQI (US)
67AQI (US)
8th March 2026
52AQI (US)
52AQI (US)
9th March 2026
28AQI (US)
28AQI (US)
10th March 2026
41AQI (US)
41AQI (US)
11th March 2026
38AQI (US)
38AQI (US)
12th March 2026
62AQI (US)
62AQI (US)
13th March 2026
46AQI (US)
46AQI (US)
14th March 2026
55AQI (US)
55AQI (US)
15th March 2026
67AQI (US)
67AQI (US)
16th March 2026
61AQI (US)
61AQI (US)
17th March 2026
48AQI (US)
48AQI (US)
18th March 2026
51AQI (US)
51AQI (US)
19th March 2026
63AQI (US)
63AQI (US)
20th March 2026
55AQI (US)
55AQI (US)
21st March 2026
58AQI (US)
58AQI (US)
22nd March 2026
38AQI (US)
38AQI (US)
23rd March 2026
49AQI (US)
49AQI (US)
24th March 2026
60AQI (US)
60AQI (US)
25th March 2026
54AQI (US)
54AQI (US)
26th March 2026
60AQI (US)
60AQI (US)
27th March 2026
77AQI (US)
77AQI (US)
28th March 2026
79AQI (US)
79AQI (US)
29th March 2026
77AQI (US)
77AQI (US)
30th March 2026
59AQI (US)
59AQI (US)
31st March 2026
67AQI (US)
67AQI (US)
1st April 2026
94AQI (US)
94AQI (US)
2nd April 2026
84AQI (US)
84AQI (US)
3rd April 2026
68AQI (US)
68AQI (US)
4th April 2026
106AQI (US)
106AQI (US)
5th April 2026
109AQI (US)
109AQI (US)
6th April 2026
113AQI (US)
113AQI (US)
7th April 2026
96AQI (US)
96AQI (US)
8th April 2026
106AQI (US)
106AQI (US)
9th April 2026
74AQI (US)
74AQI (US)
10th April 2026
75AQI (US)
75AQI (US)
11th April 2026
108AQI (US)
108AQI (US)
12th April 2026
91AQI (US)
91AQI (US)
13th April 2026
81AQI (US)
81AQI (US)
14th April 2026
89AQI (US)
89AQI (US)
15th April 2026
98AQI (US)
98AQI (US)
16th April 2026
85AQI (US)
85AQI (US)
17th April 2026
65AQI (US)
65AQI (US)
18th April 2026
51AQI (US)
51AQI (US)
19th April 2026
76AQI (US)
76AQI (US)
20th April 2026
64AQI (US)
64AQI (US)
21st April 2026
63AQI (US)
63AQI (US)
22nd April 2026
60AQI (US)
60AQI (US)
23rd April 2026
97AQI (US)
97AQI (US)
24th April 2026
65AQI (US)
65AQI (US)
25th April 2026
36AQI (US)
36AQI (US)
26th April 2026
50AQI (US)
50AQI (US)
27th April 2026
29AQI (US)
29AQI (US)
28th April 2026
50AQI (US)
50AQI (US)
29th April 2026
47AQI (US)
47AQI (US)
30th April 2026
29AQI (US)
29AQI (US)
1st May 2026
56AQI (US)
56AQI (US)
2nd May 2026
57AQI (US)
57AQI (US)
3rd May 2026
53AQI (US)
53AQI (US)
4th May 2026
36AQI (US)
36AQI (US)
5th May 2026
39AQI (US)
39AQI (US)
6th May 2026
36AQI (US)
36AQI (US)
7th May 2026
41AQI (US)
41AQI (US)
8th May 2026
37AQI (US)
37AQI (US)
9th May 2026
25AQI (US)
25AQI (US)
10th May 2026
38AQI (US)
38AQI (US)
11th May 2026
43AQI (US)
43AQI (US)
12th May 2026
52AQI (US)
52AQI (US)
13th May 2026
44AQI (US)
44AQI (US)
14th May 2026
49AQI (US)
49AQI (US)
15th May 2026
48AQI (US)
48AQI (US)
16th May 2026
70AQI (US)
70AQI (US)
17th May 2026
56AQI (US)
56AQI (US)
18th May 2026
54AQI (US)
54AQI (US)
19th May 2026
43AQI (US)
43AQI (US)
20th May 2026
61AQI (US)
61AQI (US)
21st May 2026
72AQI (US)
72AQI (US)
22nd May 2026
75AQI (US)
75AQI (US)
23rd May 2026
65AQI (US)
65AQI (US)
24th May 2026
64AQI (US)
64AQI (US)
25th May 2026
57AQI (US)
57AQI (US)
26th May 2026
42AQI (US)
42AQI (US)
27th May 2026
27AQI (US)
27AQI (US)
28th May 2026
28AQI (US)
28AQI (US)
29th May 2026
52AQI (US)
52AQI (US)
30th May 2026
48AQI (US)
48AQI (US)
31st May 2026
39AQI (US)
39AQI (US)
1st June 2026
45AQI (US)
45AQI (US)
2nd June 2026
43AQI (US)
43AQI (US)
3rd June 2026
41AQI (US)
41AQI (US)
4th June 2026
32AQI (US)
32AQI (US)
5th June 2026
25AQI (US)
25AQI (US)
6th June 2026
26AQI (US)
26AQI (US)
7th June 2026
22AQI (US)
22AQI (US)
8th June 2026
22AQI (US)
22AQI (US)
9th June 2026
24AQI (US)
24AQI (US)
10th June 2026
24AQI (US)
24AQI (US)
11th June 2026
49AQI (US)
49AQI (US)
12th June 2026
26AQI (US)
26AQI (US)
13th June 2026
27AQI (US)
27AQI (US)
14th June 2026
24AQI (US)
24AQI (US)
15th June 2026
25AQI (US)
25AQI (US)
16th June 2026
40AQI (US)
40AQI (US)
17th June 2026
42AQI (US)
42AQI (US)
18th June 2026
33AQI (US)
33AQI (US)
19th June 2026
30AQI (US)
30AQI (US)
20th June 2026
26AQI (US)
26AQI (US)
21st June 2026
23AQI (US)
23AQI (US)
22nd June 2026
22AQI (US)
22AQI (US)
23rd June 2026
24AQI (US)
24AQI (US)
24th June 2026
26AQI (US)
26AQI (US)
25th June 2026
40AQI (US)
40AQI (US)
26th June 2026
30AQI (US)
30AQI (US)
27th June 2026
25AQI (US)
25AQI (US)
28th June 2026
32AQI (US)
32AQI (US)
29th June 2026
25AQI (US)
25AQI (US)
30th June 2026
23AQI (US)
23AQI (US)
1st July 2026
24AQI (US)
24AQI (US)
2nd July 2026
23AQI (US)
23AQI (US)
3rd July 2026
24AQI (US)
24AQI (US)
4th July 2026
23AQI (US)
23AQI (US)
5th July 2026
23AQI (US)
23AQI (US)
6th July 2026
19AQI (US)
19AQI (US)
7th July 2026
16AQI (US)
16AQI (US)
8th July 2026
21AQI (US)
21AQI (US)
9th July 2026
27AQI (US)
27AQI (US)
10th July 2026
26AQI (US)
26AQI (US)
11th July 2026
22AQI (US)
22AQI (US)
12th July 2026
25AQI (US)
25AQI (US)
13th July 2026
26AQI (US)
26AQI (US)
14th July 2026
28AQI (US)
28AQI (US)
15th July 2026
24AQI (US)
24AQI (US)
16th July 2026
25AQI (US)
25AQI (US)
17th July 2026
27AQI (US)
27AQI (US)
18th July 2026
36AQI (US)
36AQI (US)
19th July 2026
56AQI (US)
56AQI (US)
20th July 2026
63AQI (US)
63AQI (US)
21st July 2026
58AQI (US)
58AQI (US)
22nd July 2026
53AQI (US)
53AQI (US)
23rd July 2026
46AQI (US)
46AQI (US)
24th July 2026
57AQI (US)
57AQI (US)
25th July 2026
57AQI (US)
57AQI (US)
26th July 2026
47AQI (US)
47AQI (US)
27th July 2026
26AQI (US)
26AQI (US)
28th July 2026
25AQI (US)
25AQI (US)
29th July 2026
26AQI (US)
26AQI (US)
30th July 2026
25AQI (US)
25AQI (US)
31st July 2026
28AQI (US)
28AQI (US)
1st August 2026
26AQI (US)
26AQI (US)
2nd August 2026
31AQI (US)
31AQI (US)
3rd August 2026
26AQI (US)
26AQI (US)
4th August 2026
27AQI (US)
27AQI (US)
5th August 2026
26AQI (US)
26AQI (US)
6th August 2026
26AQI (US)
26AQI (US)
7th August 2026
27AQI (US)
27AQI (US)
8th August 2026
26AQI (US)
26AQI (US)
9th August 2026
40AQI (US)
40AQI (US)
10th August 2026
51AQI (US)
51AQI (US)
11th August 2026
64AQI (US)
64AQI (US)
12th August 2026
26AQI (US)
26AQI (US)
13th August 2026
23AQI (US)
23AQI (US)
14th August 2026
44AQI (US)
44AQI (US)
15th August 2026
30AQI (US)
30AQI (US)
16th August 2026
33AQI (US)
33AQI (US)
17th August 2026
26AQI (US)
26AQI (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
65AQI (US)
53AQI (US)
52AQI (US)
75AQI (US)
49AQI (US)
30AQI (US)
32AQI (US)
32AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202650AQI (US)
6
25
13
15
11
20
6
19
5
17
14
30
25
6
15
2
123
101
5
Highest AQI (US) recorded in
April75AQI (US)
Lowest AQI (US) recorded in
June30AQI (US)
202556AQI (US)
26
5
9
19
9
22
3
22
5
16
15
26
4
31
21
10
30
13
18
4
26
1
29
1
163
191
11
Highest AQI (US) recorded in
January84AQI (US)
Lowest AQI (US) recorded in
September34AQI (US)
202453AQI (US)
6
16
7
8
2
8
13
1
1
17
2
19
5
30
31
30
1
21
8
13
15
3
5
25
25
6
171
133
14
Highest AQI (US) recorded in
December82AQI (US)
Lowest AQI (US) recorded in
July27AQI (US)
202359AQI (US)
1
8
1
1
1
9
3
2
1
1
1
5
2
9
2
3
2
1
9
20
1
31
46
6
Highest AQI (US) recorded in
November81AQI (US)
Lowest AQI (US) recorded in
September26AQI (US)
202248AQI (US)
10
18
16
5
10
21
3
13
1
21
10
30
18
1
2
7
10
14
1
19
4
4
8
1
144
100
3
Highest AQI (US) recorded in
April62AQI (US)
Lowest AQI (US) recorded in
August17AQI (US)
202153AQI (US)
25
6
8
20
6
25
11
19
23
8
20
10
31
24
4
25
5
23
8
10
18
2
4
23
4
185
165
12
Highest AQI (US) recorded in
January84AQI (US)
Lowest AQI (US) recorded in
July35AQI (US)
202058AQI (US)
21
4
25
5
11
20
10
15
5
6
17
8
73
61
13
Highest AQI (US) recorded in
December80AQI (US)
Lowest AQI (US) recorded in
August39AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2023(Avg.)
59AQI (US)Least Polluted Year Recorded
2022(Avg.)
48AQI (US)City First Secondary School Sub Station's annual 2026 AQI (US) (50) shows an average percentage change of -7.8% (improved AQI (US)) compared to previous years: 2020 (58), 2021 (53), 2022 (48), 2023 (59), 2024 (53), 2025 (56).
