City Environmental Building Station, Jiaji, 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+
November Air Quality Analysis
City Environmental Building Station, Jiaji, Hainan, China
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
4th Nov 2022
107AQILowest AQI recorded on
22nd Nov 2022
13AQISame Day Analysis (16th November ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 1st highest AQI at 61 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 16th Nov - 17th Nov 2025
City Environmental Building Station, Jiaji, Hainan, China
AQI
Day
Night
.
6 AM16th Nov 2025
6 PM
5 AM17th Nov 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
11AM16th Nov
68AQI
Avg. Lowest Time
7AM16th Nov
57AQI
In the last 24 hours,
City Environmental Building Station's AQI reached its highest point of 68 at 11 AM during the Night, while the lowest point, 57, was recorded at 7 AM during the Night between 16th Nov and 17th Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
City Environmental Building Station, Jiaji, Hainan, China
OctNov
18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th
Day
Night
18th Oct 2025706 AMAQI
18th Oct 2025727 AMAQI
18th Oct 2025718 AMAQI
18th Oct 2025729 AMAQI
18th Oct 20257210 AMAQI
18th Oct 20256811 AMAQI
18th Oct 20257012 PMAQI
18th Oct 2025711 PMAQI
18th Oct 2025642 PMAQI
18th Oct 2025653 PMAQI
18th Oct 2025624 PMAQI
18th Oct 2025615 PMAQI
18th Oct 2025596 PMAQI
18th Oct 2025607 PMAQI
18th Oct 2025678 PMAQI
18th Oct 2025759 PMAQI
18th Oct 20258010 PMAQI
18th Oct 20258811 PMAQI
19th Oct 20258012 AMAQI
19th Oct 2025831 AMAQI
19th Oct 2025832 AMAQI
19th Oct 2025783 AMAQI
19th Oct 2025754 AMAQI
19th Oct 2025765 AMAQI
26°C24/29°C
19th Oct 2025766 AMAQI
19th Oct 2025777 AMAQI
19th Oct 2025728 AMAQI
19th Oct 2025729 AMAQI
19th Oct 20256910 AMAQI
19th Oct 20256311 AMAQI
19th Oct 20256212 PMAQI
19th Oct 2025561 PMAQI
19th Oct 2025482 PMAQI
19th Oct 2025543 PMAQI
19th Oct 2025544 PMAQI
19th Oct 2025565 PMAQI
19th Oct 2025656 PMAQI
19th Oct 2025737 PMAQI
19th Oct 2025808 PMAQI
19th Oct 2025859 PMAQI
19th Oct 20258410 PMAQI
19th Oct 20259411 PMAQI
20th Oct 202510112 AMAQI
20th Oct 2025951 AMAQI
20th Oct 2025952 AMAQI
20th Oct 2025853 AMAQI
20th Oct 2025814 AMAQI
20th Oct 2025785 AMAQI
26°C23/30°C
20th Oct 2025716 AMAQI
20th Oct 2025667 AMAQI
20th Oct 2025678 AMAQI
20th Oct 2025679 AMAQI
20th Oct 20256410 AMAQI
20th Oct 20255911 AMAQI
20th Oct 20256212 PMAQI
20th Oct 2025611 PMAQI
20th Oct 2025602 PMAQI
20th Oct 2025573 PMAQI
20th Oct 2025564 PMAQI
20th Oct 2025565 PMAQI
20th Oct 2025556 PMAQI
20th Oct 2025567 PMAQI
20th Oct 2025588 PMAQI
20th Oct 2025559 PMAQI
20th Oct 20255410 PMAQI
20th Oct 20255311 PMAQI
21st Oct 20255312 AMAQI
21st Oct 2025551 AMAQI
21st Oct 2025572 AMAQI
21st Oct 2025563 AMAQI
21st Oct 2025544 AMAQI
21st Oct 2025545 AMAQI
25°C23/27°C
21st Oct 2025526 AMAQI
21st Oct 2025547 AMAQI
21st Oct 2025538 AMAQI
21st Oct 2025539 AMAQI
21st Oct 20255410 AMAQI
21st Oct 20255411 AMAQI
21st Oct 20255312 PMAQI
21st Oct 2025541 PMAQI
21st Oct 2025542 PMAQI
21st Oct 2025543 PMAQI
21st Oct 2025514 PMAQI
21st Oct 2025505 PMAQI
21st Oct 2025506 PMAQI
21st Oct 2025567 PMAQI
21st Oct 2025538 PMAQI
21st Oct 2025549 PMAQI
21st Oct 20254210 PMAQI
21st Oct 20254211 PMAQI
22nd Oct 20254312 AMAQI
22nd Oct 2025461 AMAQI
22nd Oct 2025422 AMAQI
22nd Oct 2025393 AMAQI
22nd Oct 2025354 AMAQI
22nd Oct 2025285 AMAQI
23°C20/24°C
22nd Oct 2025306 AMAQI
22nd Oct 2025327 AMAQI
22nd Oct 2025338 AMAQI
22nd Oct 2025309 AMAQI
22nd Oct 20253010 AMAQI
22nd Oct 20253211 AMAQI
22nd Oct 20253212 PMAQI
22nd Oct 2025361 PMAQI
22nd Oct 2025392 PMAQI
22nd Oct 2025403 PMAQI
22nd Oct 2025394 PMAQI
22nd Oct 2025455 PMAQI
22nd Oct 2025496 PMAQI
22nd Oct 2025507 PMAQI
22nd Oct 2025478 PMAQI
22nd Oct 2025469 PMAQI
22nd Oct 20254610 PMAQI
22nd Oct 20254011 PMAQI
23rd Oct 20253812 AMAQI
23rd Oct 2025361 AMAQI
23rd Oct 2025402 AMAQI
23rd Oct 2025423 AMAQI
23rd Oct 2025434 AMAQI
23rd Oct 2025445 AMAQI
21°C20/21°C
23rd Oct 2025446 AMAQI
23rd Oct 2025447 AMAQI
23rd Oct 2025428 AMAQI
23rd Oct 2025399 AMAQI
23rd Oct 20254510 AMAQI
23rd Oct 20254611 AMAQI
23rd Oct 20255112 PMAQI
23rd Oct 2025501 PMAQI
23rd Oct 2025512 PMAQI
23rd Oct 2025513 PMAQI
23rd Oct 2025544 PMAQI
23rd Oct 2025565 PMAQI
23rd Oct 2025566 PMAQI
23rd Oct 2025567 PMAQI
23rd Oct 2025568 PMAQI
23rd Oct 2025589 PMAQI
23rd Oct 20256810 PMAQI
23rd Oct 20256711 PMAQI
24th Oct 20256612 AMAQI
24th Oct 2025661 AMAQI
24th Oct 2025662 AMAQI
24th Oct 2025653 AMAQI
24th Oct 2025644 AMAQI
24th Oct 2025625 AMAQI
21°C20/21°C
24th Oct 2025616 AMAQI
24th Oct 2025607 AMAQI
24th Oct 2025608 AMAQI
24th Oct 2025599 AMAQI
24th Oct 20255910 AMAQI
24th Oct 20255911 AMAQI
24th Oct 20256012 PMAQI
24th Oct 2025621 PMAQI
24th Oct 2025642 PMAQI
24th Oct 2025673 PMAQI
24th Oct 2025674 PMAQI
24th Oct 2025685 PMAQI
24th Oct 2025686 PMAQI
24th Oct 2025677 PMAQI
24th Oct 2025678 PMAQI
24th Oct 2025679 PMAQI
24th Oct 20256710 PMAQI
24th Oct 20256711 PMAQI
25th Oct 20256812 AMAQI
25th Oct 2025681 AMAQI
25th Oct 2025692 AMAQI
25th Oct 2025683 AMAQI
25th Oct 2025704 AMAQI
25th Oct 2025705 AMAQI
22°C21/24°C
25th Oct 2025696 AMAQI
25th Oct 2025697 AMAQI
25th Oct 2025708 AMAQI
25th Oct 2025699 AMAQI
25th Oct 20256910 AMAQI
25th Oct 20257111 AMAQI
25th Oct 20257112 PMAQI
25th Oct 2025731 PMAQI
25th Oct 2025752 PMAQI
25th Oct 2025753 PMAQI
25th Oct 2025734 PMAQI
25th Oct 2025755 PMAQI
25th Oct 2025786 PMAQI
25th Oct 2025807 PMAQI
25th Oct 2025768 PMAQI
25th Oct 2025759 PMAQI
25th Oct 20257810 PMAQI
25th Oct 20257811 PMAQI
26th Oct 20257912 AMAQI
26th Oct 2025781 AMAQI
26th Oct 2025772 AMAQI
26th Oct 2025773 AMAQI
26th Oct 2025784 AMAQI
26th Oct 2025755 AMAQI
23°C21/25°C
26th Oct 2025786 AMAQI
26th Oct 2025767 AMAQI
26th Oct 2025748 AMAQI
26th Oct 2025749 AMAQI
26th Oct 20257910 AMAQI
26th Oct 20257511 AMAQI
26th Oct 20257112 PMAQI
26th Oct 2025711 PMAQI
26th Oct 2025712 PMAQI
26th Oct 2025753 PMAQI
26th Oct 2025754 PMAQI
26th Oct 2025755 PMAQI
26th Oct 2025766 PMAQI
26th Oct 2025807 PMAQI
26th Oct 2025818 PMAQI
26th Oct 2025839 PMAQI
26th Oct 20258210 PMAQI
26th Oct 20257911 PMAQI
27th Oct 20257812 AMAQI
27th Oct 2025791 AMAQI
27th Oct 2025802 AMAQI
27th Oct 2025853 AMAQI
27th Oct 2025884 AMAQI
27th Oct 2025925 AMAQI
24°C22/27°C
27th Oct 2025906 AMAQI
27th Oct 2025897 AMAQI
27th Oct 2025908 AMAQI
27th Oct 2025919 AMAQI
27th Oct 20259210 AMAQI
27th Oct 20259111 AMAQI
27th Oct 20258912 PMAQI
27th Oct 2025881 PMAQI
27th Oct 2025832 PMAQI
27th Oct 2025743 PMAQI
27th Oct 2025794 PMAQI
27th Oct 2025755 PMAQI
27th Oct 2025716 PMAQI
27th Oct 2025717 PMAQI
27th Oct 2025718 PMAQI
27th Oct 2025679 PMAQI
27th Oct 20256710 PMAQI
27th Oct 20255511 PMAQI
28th Oct 20254412 AMAQI
28th Oct 2025561 AMAQI
28th Oct 2025582 AMAQI
28th Oct 2025583 AMAQI
28th Oct 2025624 AMAQI
28th Oct 2025685 AMAQI
23°C23/24°C
28th Oct 2025736 AMAQI
28th Oct 2025847 AMAQI
28th Oct 2025928 AMAQI
28th Oct 2025989 AMAQI
28th Oct 20259310 AMAQI
28th Oct 20258911 AMAQI
28th Oct 20258812 PMAQI
28th Oct 2025811 PMAQI
28th Oct 2025842 PMAQI
28th Oct 2025843 PMAQI
28th Oct 2025804 PMAQI
28th Oct 2025755 PMAQI
28th Oct 2025766 PMAQI
28th Oct 2025767 PMAQI
28th Oct 2025778 PMAQI
28th Oct 2025819 PMAQI
28th Oct 20258210 PMAQI
28th Oct 20257911 PMAQI
29th Oct 20257912 AMAQI
29th Oct 2025821 AMAQI
29th Oct 2025892 AMAQI
29th Oct 2025953 AMAQI
29th Oct 2025944 AMAQI
29th Oct 2025925 AMAQI
24°C23/24°C
29th Oct 2025826 AMAQI
29th Oct 2025707 AMAQI
29th Oct 2025648 AMAQI
29th Oct 2025669 AMAQI
29th Oct 20256710 AMAQI
29th Oct 20256911 AMAQI
29th Oct 20257212 PMAQI
29th Oct 2025711 PMAQI
29th Oct 2025692 PMAQI
29th Oct 2025663 PMAQI
29th Oct 2025594 PMAQI
29th Oct 2025465 PMAQI
29th Oct 2025486 PMAQI
29th Oct 2025517 PMAQI
29th Oct 2025448 PMAQI
29th Oct 2025459 PMAQI
29th Oct 20253510 PMAQI
29th Oct 20252711 PMAQI
30th Oct 20252812 AMAQI
30th Oct 2025281 AMAQI
30th Oct 2025322 AMAQI
30th Oct 2025303 AMAQI
30th Oct 2025304 AMAQI
30th Oct 2025325 AMAQI
25°C24/25°C
30th Oct 2025286 AMAQI
30th Oct 2025287 AMAQI
30th Oct 2025288 AMAQI
30th Oct 2025339 AMAQI
30th Oct 20253610 AMAQI
30th Oct 20253311 AMAQI
30th Oct 20253312 PMAQI
30th Oct 2025381 PMAQI
30th Oct 2025442 PMAQI
30th Oct 2025463 PMAQI
30th Oct 2025524 PMAQI
30th Oct 2025525 PMAQI
30th Oct 2025516 PMAQI
30th Oct 2025517 PMAQI
30th Oct 2025528 PMAQI
30th Oct 2025539 PMAQI
30th Oct 20255310 PMAQI
30th Oct 20255311 PMAQI
31st Oct 20255312 AMAQI
31st Oct 2025531 AMAQI
31st Oct 2025532 AMAQI
31st Oct 2025533 AMAQI
31st Oct 2025424 AMAQI
31st Oct 2025245 AMAQI
25°C25/27°C
31st Oct 2025376 AMAQI
31st Oct 2025527 AMAQI
31st Oct 2025658 AMAQI
31st Oct 2025869 AMAQI
31st Oct 202510010 AMAQI
31st Oct 202510511 AMAQI
31st Oct 202510612 PMAQI
31st Oct 20251011 PMAQI
31st Oct 2025892 PMAQI
31st Oct 2025863 PMAQI
31st Oct 2025834 PMAQI
31st Oct 2025765 PMAQI
31st Oct 2025716 PMAQI
31st Oct 2025737 PMAQI
31st Oct 2025788 PMAQI
31st Oct 2025809 PMAQI
31st Oct 20258610 PMAQI
31st Oct 20259011 PMAQI
1st Nov 20259212 AMAQI
1st Nov 2025921 AMAQI
1st Nov 2025782 AMAQI
1st Nov 2025793 AMAQI
1st Nov 2025804 AMAQI
1st Nov 2025805 AMAQI
25°C24/27°C
1st Nov 2025776 AMAQI
1st Nov 2025747 AMAQI
1st Nov 2025598 AMAQI
1st Nov 2025619 AMAQI
1st Nov 20256010 AMAQI
1st Nov 20255911 AMAQI
1st Nov 20255612 PMAQI
1st Nov 2025581 PMAQI
1st Nov 2025582 PMAQI
1st Nov 2025593 PMAQI
1st Nov 2025574 PMAQI
1st Nov 2025595 PMAQI
1st Nov 2025606 PMAQI
1st Nov 2025617 PMAQI
1st Nov 2025648 PMAQI
1st Nov 2025659 PMAQI
1st Nov 20256710 PMAQI
1st Nov 20257011 PMAQI
2nd Nov 20257412 AMAQI
2nd Nov 2025731 AMAQI
2nd Nov 2025692 AMAQI
2nd Nov 2025693 AMAQI
2nd Nov 2025694 AMAQI
2nd Nov 2025685 AMAQI
24°C23/26°C
2nd Nov 2025676 AMAQI
2nd Nov 2025687 AMAQI
2nd Nov 2025718 AMAQI
2nd Nov 2025779 AMAQI
2nd Nov 20257810 AMAQI
2nd Nov 20257811 AMAQI
2nd Nov 20257512 PMAQI
2nd Nov 2025721 PMAQI
2nd Nov 2025712 PMAQI
2nd Nov 2025703 PMAQI
2nd Nov 2025844 PMAQI
2nd Nov 2025975 PMAQI
2nd Nov 2025986 PMAQI
2nd Nov 2025967 PMAQI
2nd Nov 2025928 PMAQI
2nd Nov 2025889 PMAQI
2nd Nov 20258010 PMAQI
2nd Nov 20257311 PMAQI
3rd Nov 20257012 AMAQI
3rd Nov 2025631 AMAQI
3rd Nov 2025652 AMAQI
3rd Nov 2025723 AMAQI
3rd Nov 2025764 AMAQI
3rd Nov 2025785 AMAQI
24°C23/26°C
3rd Nov 2025826 AMAQI
3rd Nov 2025817 AMAQI
3rd Nov 2025798 AMAQI
3rd Nov 2025779 AMAQI
3rd Nov 20257410 AMAQI
3rd Nov 20257311 AMAQI
3rd Nov 20257212 PMAQI
3rd Nov 2025721 PMAQI
3rd Nov 2025752 PMAQI
3rd Nov 2025773 PMAQI
3rd Nov 2025794 PMAQI
3rd Nov 2025795 PMAQI
3rd Nov 2025606 PMAQI
3rd Nov 2025747 PMAQI
3rd Nov 2025748 PMAQI
3rd Nov 2025699 PMAQI
3rd Nov 20256410 PMAQI
3rd Nov 20257111 PMAQI
4th Nov 20257712 AMAQI
4th Nov 2025791 AMAQI
4th Nov 2025772 AMAQI
4th Nov 2025753 AMAQI
4th Nov 2025704 AMAQI
4th Nov 2025665 AMAQI
24°C23/24°C
4th Nov 2025676 AMAQI
4th Nov 2025657 AMAQI
4th Nov 2025638 AMAQI
4th Nov 2025619 AMAQI
4th Nov 20255810 AMAQI
4th Nov 20255411 AMAQI
4th Nov 20255412 PMAQI
4th Nov 2025541 PMAQI
4th Nov 2025452 PMAQI
4th Nov 2025463 PMAQI
4th Nov 2025444 PMAQI
4th Nov 2025445 PMAQI
4th Nov 2025456 PMAQI
4th Nov 2025367 PMAQI
4th Nov 2025338 PMAQI
4th Nov 2025309 PMAQI
4th Nov 20253510 PMAQI
4th Nov 20254011 PMAQI
5th Nov 20254012 AMAQI
5th Nov 2025391 AMAQI
5th Nov 2025392 AMAQI
5th Nov 2025403 AMAQI
5th Nov 2025424 AMAQI
5th Nov 2025445 AMAQI
23°C21/24°C
5th Nov 2025446 AMAQI
5th Nov 2025447 AMAQI
5th Nov 2025468 AMAQI
5th Nov 2025489 AMAQI
5th Nov 20255010 AMAQI
5th Nov 20255211 AMAQI
5th Nov 20255312 PMAQI
5th Nov 2025521 PMAQI
5th Nov 2025532 PMAQI
5th Nov 2025543 PMAQI
5th Nov 2025594 PMAQI
5th Nov 2025615 PMAQI
5th Nov 2025616 PMAQI
5th Nov 2025607 PMAQI
5th Nov 2025598 PMAQI
5th Nov 2025609 PMAQI
5th Nov 20256010 PMAQI
5th Nov 20255911 PMAQI
6th Nov 20255912 AMAQI
6th Nov 2025571 AMAQI
6th Nov 2025562 AMAQI
6th Nov 2025473 AMAQI
6th Nov 2025394 AMAQI
6th Nov 2025405 AMAQI
23°C22/26°C
6th Nov 2025566 AMAQI
6th Nov 2025587 AMAQI
6th Nov 2025598 AMAQI
6th Nov 2025639 AMAQI
6th Nov 20256710 AMAQI
6th Nov 20257111 AMAQI
6th Nov 20257312 PMAQI
6th Nov 2025741 PMAQI
6th Nov 2025742 PMAQI
6th Nov 2025693 PMAQI
6th Nov 2025634 PMAQI
6th Nov 2025605 PMAQI
6th Nov 2025586 PMAQI
6th Nov 2025587 PMAQI
6th Nov 2025628 PMAQI
6th Nov 2025639 PMAQI
6th Nov 20256410 PMAQI
6th Nov 20256411 PMAQI
7th Nov 20256712 AMAQI
7th Nov 2025691 AMAQI
7th Nov 2025742 AMAQI
7th Nov 2025663 AMAQI
7th Nov 2025554 AMAQI
7th Nov 2025515 AMAQI
24°C22/27°C
7th Nov 2025266 AMAQI
7th Nov 2025277 AMAQI
7th Nov 2025288 AMAQI
7th Nov 2025309 AMAQI
7th Nov 20252810 AMAQI
7th Nov 20253211 AMAQI
7th Nov 20253612 PMAQI
7th Nov 2025371 PMAQI
7th Nov 2025402 PMAQI
7th Nov 2025443 PMAQI
7th Nov 2025364 PMAQI
7th Nov 2025285 PMAQI
7th Nov 2025326 PMAQI
7th Nov 2025327 PMAQI
7th Nov 2025358 PMAQI
7th Nov 2025399 PMAQI
7th Nov 20254610 PMAQI
7th Nov 20254611 PMAQI
8th Nov 20254712 AMAQI
8th Nov 2025431 AMAQI
8th Nov 2025402 AMAQI
8th Nov 2025383 AMAQI
8th Nov 2025364 AMAQI
8th Nov 2025345 AMAQI
26°C25/28°C
8th Nov 2025326 AMAQI
8th Nov 2025287 AMAQI
8th Nov 2025288 AMAQI
8th Nov 2025289 AMAQI
8th Nov 20253110 AMAQI
8th Nov 20253911 AMAQI
8th Nov 20254212 PMAQI
8th Nov 2025421 PMAQI
8th Nov 2025402 PMAQI
8th Nov 2025383 PMAQI
8th Nov 2025314 PMAQI
8th Nov 2025285 PMAQI
8th Nov 2025286 PMAQI
8th Nov 2025287 PMAQI
8th Nov 2025308 PMAQI
8th Nov 2025379 PMAQI
8th Nov 20253610 PMAQI
8th Nov 20252711 PMAQI
9th Nov 20251812 AMAQI
9th Nov 2025261 AMAQI
9th Nov 2025222 AMAQI
9th Nov 2025383 AMAQI
9th Nov 2025534 AMAQI
9th Nov 2025555 AMAQI
26°C24/29°C
9th Nov 2025556 AMAQI
9th Nov 2025557 AMAQI
9th Nov 2025558 AMAQI
9th Nov 2025559 AMAQI
9th Nov 20255510 AMAQI
9th Nov 20255411 AMAQI
9th Nov 20254212 PMAQI
9th Nov 2025511 PMAQI
9th Nov 2025552 PMAQI
9th Nov 2025553 PMAQI
9th Nov 2025554 PMAQI
9th Nov 2025575 PMAQI
9th Nov 2025606 PMAQI
9th Nov 2025627 PMAQI
9th Nov 2025658 PMAQI
9th Nov 2025809 PMAQI
9th Nov 20258410 PMAQI
9th Nov 20259211 PMAQI
10th Nov 20259712 AMAQI
10th Nov 2025991 AMAQI
10th Nov 20251002 AMAQI
10th Nov 20251013 AMAQI
10th Nov 20251004 AMAQI
10th Nov 20251075 AMAQI
26°C24/29°C
10th Nov 20251136 AMAQI
10th Nov 20251187 AMAQI
10th Nov 20251188 AMAQI
10th Nov 20251179 AMAQI
10th Nov 202510210 AMAQI
10th Nov 20256611 AMAQI
10th Nov 20255412 PMAQI
10th Nov 2025521 PMAQI
10th Nov 2025522 PMAQI
10th Nov 2025543 PMAQI
10th Nov 2025584 PMAQI
10th Nov 2025615 PMAQI
10th Nov 2025596 PMAQI
10th Nov 2025597 PMAQI
10th Nov 2025588 PMAQI
10th Nov 2025599 PMAQI
10th Nov 20256210 PMAQI
10th Nov 20256611 PMAQI
11th Nov 20256612 AMAQI
11th Nov 2025691 AMAQI
11th Nov 2025682 AMAQI
11th Nov 2025693 AMAQI
11th Nov 2025684 AMAQI
11th Nov 2025685 AMAQI
24°C23/28°C
11th Nov 2025656 AMAQI
11th Nov 2025657 AMAQI
11th Nov 2025618 AMAQI
11th Nov 2025609 AMAQI
11th Nov 20256110 AMAQI
11th Nov 20255811 AMAQI
11th Nov 20255412 PMAQI
11th Nov 2025511 PMAQI
11th Nov 2025462 PMAQI
11th Nov 2025443 PMAQI
11th Nov 2025444 PMAQI
11th Nov 2025515 PMAQI
11th Nov 2025566 PMAQI
11th Nov 2025567 PMAQI
11th Nov 2025568 PMAQI
11th Nov 2025679 PMAQI
11th Nov 20257010 PMAQI
11th Nov 20257211 PMAQI
12th Nov 20257312 AMAQI
12th Nov 2025721 AMAQI
12th Nov 2025692 AMAQI
12th Nov 2025703 AMAQI
12th Nov 2025714 AMAQI
12th Nov 2025715 AMAQI
23°C21/27°C
12th Nov 2025626 AMAQI
12th Nov 2025567 AMAQI
12th Nov 2025568 AMAQI
12th Nov 2025559 AMAQI
12th Nov 20255410 AMAQI
12th Nov 20255411 AMAQI
12th Nov 20255412 PMAQI
12th Nov 2025531 PMAQI
12th Nov 2025562 PMAQI
12th Nov 2025593 PMAQI
12th Nov 2025584 PMAQI
12th Nov 2025555 PMAQI
12th Nov 2025516 PMAQI
12th Nov 2025557 PMAQI
12th Nov 2025588 PMAQI
12th Nov 2025659 PMAQI
12th Nov 20256110 PMAQI
12th Nov 20256311 PMAQI
13th Nov 20256912 AMAQI
13th Nov 2025711 AMAQI
13th Nov 2025712 AMAQI
13th Nov 2025733 AMAQI
13th Nov 2025754 AMAQI
13th Nov 2025775 AMAQI
22°C20/26°C
13th Nov 2025756 AMAQI
13th Nov 2025777 AMAQI
13th Nov 2025778 AMAQI
13th Nov 2025779 AMAQI
13th Nov 20258010 AMAQI
13th Nov 20257911 AMAQI
13th Nov 20258412 PMAQI
13th Nov 2025841 PMAQI
13th Nov 2025862 PMAQI
13th Nov 2025833 PMAQI
13th Nov 2025814 PMAQI
13th Nov 2025865 PMAQI
13th Nov 2025886 PMAQI
13th Nov 2025927 PMAQI
13th Nov 2025938 PMAQI
13th Nov 2025919 PMAQI
13th Nov 20259010 PMAQI
13th Nov 20259211 PMAQI
14th Nov 20259212 AMAQI
14th Nov 2025841 AMAQI
14th Nov 2025922 AMAQI
14th Nov 2025943 AMAQI
14th Nov 2025924 AMAQI
14th Nov 2025865 AMAQI
21°C18/26°C
14th Nov 2025716 AMAQI
14th Nov 2025567 AMAQI
14th Nov 2025568 AMAQI
14th Nov 2025569 AMAQI
14th Nov 20255410 AMAQI
14th Nov 20255311 AMAQI
14th Nov 20255312 PMAQI
14th Nov 2025521 PMAQI
14th Nov 2025512 PMAQI
14th Nov 2025483 PMAQI
14th Nov 2025444 PMAQI
14th Nov 2025455 PMAQI
14th Nov 2025466 PMAQI
14th Nov 2025497 PMAQI
14th Nov 2025568 PMAQI
14th Nov 2025579 PMAQI
14th Nov 20256110 PMAQI
14th Nov 20256111 PMAQI
15th Nov 20256112 AMAQI
15th Nov 2025591 AMAQI
15th Nov 2025562 AMAQI
15th Nov 2025543 AMAQI
15th Nov 2025564 AMAQI
15th Nov 2025595 AMAQI
21°C17/24°C
15th Nov 2025696 AMAQI
15th Nov 2025727 AMAQI
15th Nov 2025768 AMAQI
15th Nov 2025739 AMAQI
15th Nov 20257210 AMAQI
15th Nov 20257211 AMAQI
15th Nov 20257612 PMAQI
15th Nov 2025781 PMAQI
15th Nov 2025812 PMAQI
15th Nov 2025833 PMAQI
15th Nov 2025854 PMAQI
15th Nov 2025855 PMAQI
15th Nov 2025846 PMAQI
15th Nov 2025767 PMAQI
15th Nov 2025708 PMAQI
15th Nov 2025679 PMAQI
15th Nov 20256610 PMAQI
15th Nov 20256311 PMAQI
16th Nov 20255812 AMAQI
16th Nov 2025591 AMAQI
16th Nov 2025592 AMAQI
16th Nov 2025603 AMAQI
16th Nov 2025614 AMAQI
16th Nov 2025625 AMAQI
23°C21/24°C
16th Nov 2025586 AMAQI
16th Nov 2025577 AMAQI
16th Nov 2025588 AMAQI
16th Nov 2025599 AMAQI
16th Nov 20256110 AMAQI
16th Nov 20256811 AMAQI
16th Nov 20256312 PMAQI
16th Nov 2025601 PMAQI
16th Nov 2025632 PMAQI
16th Nov 2025643 PMAQI
16th Nov 2025644 PMAQI
16th Nov 2025655 PMAQI
16th Nov 2025666 PMAQI
16th Nov 2025667 PMAQI
16th Nov 2025668 PMAQI
16th Nov 2025659 PMAQI
16th Nov 20256710 PMAQI
16th Nov 20256611 PMAQI
17th Nov 20256412 AMAQI
17th Nov 2025621 AMAQI
17th Nov 2025632 AMAQI
17th Nov 2025643 AMAQI
17th Nov 2025624 AMAQI
17th Nov 2025585 AMAQI
--°C/°C
17th Nov 2025596 AMAQI
6 AM17th Nov 2025567 AMAQI
17th Nov 2025558 AMAQI
12 PM
6 PM
12 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
9 AM - 6 PM
62AQI
10 hours / Day
300 hours / Month
Avg. Lowest Time
6 AM - 6 PM
62AQI
13 hours / Day
390 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 AM to 6 PM (Avg. 62), while the lowest AQI was between 6 AM to 6 PM (Avg. 62).
Night time
Avg. Highest Time
12 AM - 5 AM
65AQI
6 hours / Day
180 hours / Month
Avg. Lowest Time
7 PM - 11 PM
64AQI
5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 5 AM (Avg. 65), while the lowest AQI was between 7 PM to 11 PM (Avg. 64).
2025 Days Vs Air Quality
City Environmental Building Station, Jiaji, Hainan, China
2025
52%
166
45%
143
3%
11
Total number of days with different AQI categories in last 321 days in 2025 (44 days remaining)
Good
166 DaysModerate
143 DaysPoor
11 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 52%
Health Risk Level:
Considerable
In 2025, 52% of 321 days were within WHO’s safe air quality limits, and 48% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.
Annual Air Quality Insights
City Environmental Building Station, Jiaji, Hainan, China
AQI levels in 2025
AQI
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 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
117AQI
117AQI
2nd January 2025
95AQI
95AQI
3rd January 2025
106AQI
106AQI
4th January 2025
93AQI
93AQI
5th January 2025
108AQI
108AQI
6th January 2025
114AQI
114AQI
7th January 2025
91AQI
91AQI
8th January 2025
94AQI
94AQI
9th January 2025
114AQI
114AQI
10th January 2025
109AQI
109AQI
11th January 2025
91AQI
91AQI
12th January 2025
84AQI
84AQI
13th January 2025
77AQI
77AQI
14th January 2025
75AQI
75AQI
15th January 2025
87AQI
87AQI
16th January 2025
95AQI
95AQI
17th January 2025
88AQI
88AQI
18th January 2025
87AQI
87AQI
19th January 2025
92AQI
92AQI
20th January 2025
89AQI
89AQI
21st January 2025
79AQI
79AQI
22nd January 2025
90AQI
90AQI
23rd January 2025
77AQI
77AQI
24th January 2025
62AQI
62AQI
25th January 2025
61AQI
61AQI
26th January 2025
57AQI
57AQI
27th January 2025
60AQI
60AQI
28th January 2025
68AQI
68AQI
29th January 2025
94AQI
94AQI
30th January 2025
69AQI
69AQI
31st January 2025
63AQI
63AQI
1st February 2025
46AQI
46AQI
2nd February 2025
44AQI
44AQI
3rd February 2025
46AQI
46AQI
4th February 2025
52AQI
52AQI
5th February 2025
54AQI
54AQI
6th February 2025
55AQI
55AQI
7th February 2025
70AQI
70AQI
8th February 2025
60AQI
60AQI
9th February 2025
70AQI
70AQI
10th February 2025
60AQI
60AQI
11th February 2025
61AQI
61AQI
12th February 2025
47AQI
47AQI
13th February 2025
63AQI
63AQI
14th February 2025
45AQI
45AQI
15th February 2025
67AQI
67AQI
16th February 2025
44AQI
44AQI
17th February 2025
63AQI
63AQI
18th February 2025
80AQI
80AQI
19th February 2025
69AQI
69AQI
20th February 2025
67AQI
67AQI
21st February 2025
59AQI
59AQI
22nd February 2025
48AQI
48AQI
23rd February 2025
50AQI
50AQI
24th February 2025
49AQI
49AQI
25th February 2025
54AQI
54AQI
26th February 2025
73AQI
73AQI
27th February 2025
63AQI
63AQI
28th February 2025
55AQI
55AQI
1st March 2025
57AQI
57AQI
2nd March 2025
52AQI
52AQI
3rd March 2025
56AQI
56AQI
4th March 2025
44AQI
44AQI
5th March 2025
47AQI
47AQI
6th March 2025
29AQI
29AQI
7th March 2025
40AQI
40AQI
8th March 2025
32AQI
32AQI
9th March 2025
58AQI
58AQI
10th March 2025
59AQI
59AQI
11th March 2025
58AQI
58AQI
12th March 2025
50AQI
50AQI
13th March 2025
49AQI
49AQI
14th March 2025
42AQI
42AQI
15th March 2025
56AQI
56AQI
16th March 2025
47AQI
47AQI
17th March 2025
69AQI
69AQI
18th March 2025
73AQI
73AQI
19th March 2025
83AQI
83AQI
20th March 2025
75AQI
75AQI
21st March 2025
80AQI
80AQI
22nd March 2025
77AQI
77AQI
23rd March 2025
76AQI
76AQI
24th March 2025
74AQI
74AQI
25th March 2025
74AQI
74AQI
26th March 2025
55AQI
55AQI
27th March 2025
59AQI
59AQI
28th March 2025
56AQI
56AQI
29th March 2025
53AQI
53AQI
30th March 2025
30AQI
30AQI
31st March 2025
33AQI
33AQI
1st April 2025
42AQI
42AQI
2nd April 2025
59AQI
59AQI
3rd April 2025
51AQI
51AQI
4th April 2025
54AQI
54AQI
5th April 2025
61AQI
61AQI
6th April 2025
46AQI
46AQI
7th April 2025
61AQI
61AQI
8th April 2025
54AQI
54AQI
9th April 2025
62AQI
62AQI
10th April 2025
59AQI
59AQI
11th April 2025
58AQI
58AQI
12th April 2025
58AQI
58AQI
13th April 2025
127AQI
127AQI
14th April 2025
126AQI
126AQI
15th April 2025
119AQI
119AQI
16th April 2025
102AQI
102AQI
17th April 2025
101AQI
101AQI
18th April 2025
75AQI
75AQI
19th April 2025
61AQI
61AQI
20th April 2025
60AQI
60AQI
21st April 2025
57AQI
57AQI
22nd April 2025
60AQI
60AQI
23rd April 2025
53AQI
53AQI
24th April 2025
57AQI
57AQI
25th April 2025
50AQI
50AQI
26th April 2025
53AQI
53AQI
27th April 2025
47AQI
47AQI
28th April 2025
54AQI
54AQI
29th April 2025
54AQI
54AQI
30th April 2025
51AQI
51AQI
1st May 2025
54AQI
54AQI
2nd May 2025
58AQI
58AQI
3rd May 2025
58AQI
58AQI
4th May 2025
57AQI
57AQI
5th May 2025
51AQI
51AQI
6th May 2025
56AQI
56AQI
7th May 2025
55AQI
55AQI
8th May 2025
50AQI
50AQI
9th May 2025
50AQI
50AQI
10th May 2025
51AQI
51AQI
11th May 2025
56AQI
56AQI
12th May 2025
59AQI
59AQI
13th May 2025
56AQI
56AQI
14th May 2025
45AQI
45AQI
15th May 2025
36AQI
36AQI
16th May 2025
33AQI
33AQI
17th May 2025
38AQI
38AQI
18th May 2025
39AQI
39AQI
19th May 2025
39AQI
39AQI
20th May 2025
43AQI
43AQI
21st May 2025
43AQI
43AQI
22nd May 2025
39AQI
39AQI
23rd May 2025
32AQI
32AQI
24th May 2025
35AQI
35AQI
25th May 2025
49AQI
49AQI
26th May 2025
79AQI
79AQI
27th May 2025
54AQI
54AQI
28th May 2025
48AQI
48AQI
29th May 2025
39AQI
39AQI
30th May 2025
43AQI
43AQI
31st May 2025
41AQI
41AQI
1st June 2025
46AQI
46AQI
2nd June 2025
45AQI
45AQI
3rd June 2025
47AQI
47AQI
4th June 2025
53AQI
53AQI
5th June 2025
46AQI
46AQI
6th June 2025
42AQI
42AQI
7th June 2025
42AQI
42AQI
8th June 2025
45AQI
45AQI
9th June 2025
51AQI
51AQI
10th June 2025
54AQI
54AQI
11th June 2025
44AQI
44AQI
12th June 2025
33AQI
33AQI
13th June 2025
36AQI
36AQI
14th June 2025
33AQI
33AQI
15th June 2025
42AQI
42AQI
16th June 2025
44AQI
44AQI
17th June 2025
43AQI
43AQI
18th June 2025
37AQI
37AQI
19th June 2025
36AQI
36AQI
20th June 2025
34AQI
34AQI
21st June 2025
34AQI
34AQI
22nd June 2025
38AQI
38AQI
23rd June 2025
30AQI
30AQI
24th June 2025
28AQI
28AQI
25th June 2025
30AQI
30AQI
26th June 2025
27AQI
27AQI
27th June 2025
26AQI
26AQI
28th June 2025
31AQI
31AQI
29th June 2025
32AQI
32AQI
30th June 2025
31AQI
31AQI
1st July 2025
35AQI
35AQI
2nd July 2025
27AQI
27AQI
3rd July 2025
28AQI
28AQI
4th July 2025
29AQI
29AQI
5th July 2025
32AQI
32AQI
6th July 2025
32AQI
32AQI
7th July 2025
36AQI
36AQI
8th July 2025
40AQI
40AQI
9th July 2025
41AQI
41AQI
10th July 2025
42AQI
42AQI
11th July 2025
47AQI
47AQI
12th July 2025
45AQI
45AQI
13th July 2025
48AQI
48AQI
14th July 2025
50AQI
50AQI
15th July 2025
52AQI
52AQI
16th July 2025
50AQI
50AQI
17th July 2025
52AQI
52AQI
18th July 2025
51AQI
51AQI
19th July 2025
46AQI
46AQI
20th July 2025
41AQI
41AQI
21st July 2025
37AQI
37AQI
22nd July 2025
38AQI
38AQI
23rd July 2025
41AQI
41AQI
24th July 2025
37AQI
37AQI
25th July 2025
40AQI
40AQI
26th July 2025
38AQI
38AQI
27th July 2025
47AQI
47AQI
28th July 2025
41AQI
41AQI
29th July 2025
40AQI
40AQI
30th July 2025
43AQI
43AQI
31st July 2025
48AQI
48AQI
1st August 2025
53AQI
53AQI
2nd August 2025
55AQI
55AQI
3rd August 2025
55AQI
55AQI
4th August 2025
56AQI
56AQI
5th August 2025
54AQI
54AQI
6th August 2025
55AQI
55AQI
7th August 2025
53AQI
53AQI
8th August 2025
47AQI
47AQI
9th August 2025
51AQI
51AQI
10th August 2025
45AQI
45AQI
11th August 2025
46AQI
46AQI
12th August 2025
45AQI
45AQI
13th August 2025
44AQI
44AQI
14th August 2025
40AQI
40AQI
15th August 2025
34AQI
34AQI
16th August 2025
32AQI
32AQI
17th August 2025
32AQI
32AQI
18th August 2025
30AQI
30AQI
19th August 2025
31AQI
31AQI
20th August 2025
34AQI
34AQI
21st August 2025
33AQI
33AQI
22nd August 2025
35AQI
35AQI
23rd August 2025
35AQI
35AQI
24th August 2025
35AQI
35AQI
25th August 2025
32AQI
32AQI
26th August 2025
32AQI
32AQI
27th August 2025
36AQI
36AQI
28th August 2025
37AQI
37AQI
29th August 2025
40AQI
40AQI
30th August 2025
35AQI
35AQI
31st August 2025
35AQI
35AQI
1st September 2025
34AQI
34AQI
2nd September 2025
34AQI
34AQI
3rd September 2025
34AQI
34AQI
4th September 2025
34AQI
34AQI
5th September 2025
31AQI
31AQI
6th September 2025
30AQI
30AQI
7th September 2025
43AQI
43AQI
8th September 2025
38AQI
38AQI
9th September 2025
35AQI
35AQI
10th September 2025
33AQI
33AQI
11th September 2025
32AQI
32AQI
12th September 2025
30AQI
30AQI
13th September 2025
31AQI
31AQI
14th September 2025
28AQI
28AQI
15th September 2025
29AQI
29AQI
16th September 2025
28AQI
28AQI
17th September 2025
28AQI
28AQI
18th September 2025
29AQI
29AQI
19th September 2025
28AQI
28AQI
20th September 2025
39AQI
39AQI
21st September 2025
32AQI
32AQI
22nd September 2025
30AQI
30AQI
23rd September 2025
38AQI
38AQI
24th September 2025
38AQI
38AQI
25th September 2025
37AQI
37AQI
26th September 2025
33AQI
33AQI
27th September 2025
38AQI
38AQI
28th September 2025
28AQI
28AQI
29th September 2025
47AQI
47AQI
30th September 2025
44AQI
44AQI
1st October 2025
42AQI
42AQI
2nd October 2025
40AQI
40AQI
3rd October 2025
31AQI
31AQI
4th October 2025
43AQI
43AQI
5th October 2025
52AQI
52AQI
6th October 2025
67AQI
67AQI
7th October 2025
49AQI
49AQI
8th October 2025
42AQI
42AQI
9th October 2025
59AQI
59AQI
10th October 2025
67AQI
67AQI
11th October 2025
60AQI
60AQI
12th October 2025
51AQI
51AQI
13th October 2025
40AQI
40AQI
14th October 2025
35AQI
35AQI
15th October 2025
49AQI
49AQI
16th October 2025
59AQI
59AQI
17th October 2025
59AQI
59AQI
18th October 2025
69AQI
69AQI
19th October 2025
74AQI
74AQI
20th October 2025
75AQI
75AQI
21st October 2025
53AQI
53AQI
22nd October 2025
39AQI
39AQI
23rd October 2025
48AQI
48AQI
24th October 2025
65AQI
65AQI
25th October 2025
72AQI
72AQI
26th October 2025
77AQI
77AQI
27th October 2025
79AQI
79AQI
28th October 2025
70AQI
70AQI
29th October 2025
67AQI
67AQI
30th October 2025
38AQI
38AQI
31st October 2025
68AQI
68AQI
1st November 2025
72AQI
72AQI
2nd November 2025
78AQI
78AQI
3rd November 2025
73AQI
73AQI
4th November 2025
58AQI
58AQI
5th November 2025
49AQI
49AQI
6th November 2025
60AQI
60AQI
7th November 2025
46AQI
46AQI
8th November 2025
36AQI
36AQI
9th November 2025
49AQI
49AQI
10th November 2025
83AQI
83AQI
11th November 2025
62AQI
62AQI
12th November 2025
62AQI
62AQI
13th November 2025
79AQI
79AQI
14th November 2025
68AQI
68AQI
15th November 2025
68AQI
68AQI
16th November 2025
61AQI
61AQI
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025
87AQI
58AQI
56AQI
66AQI
48AQI
39AQI
41AQI
41AQI
34AQI
56AQI
63AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202553AQI
25
6
9
19
11
20
4
21
5
18
13
27
3
28
3
23
8
30
12
19
4
12
166
143
11
Highest AQI recorded in
January87AQI
Lowest AQI recorded in
September34AQI
202451AQI
3
18
6
2
2
15
1
9
9
14
2
30
31
30
1
23
6
16
9
6
17
13
23
8
181
98
15
Highest AQI recorded in
December86AQI
Lowest AQI recorded in
July31AQI
202363AQI
2
8
1
3
10
2
2
1
5
2
8
1
1
4
3
30
22
61
Highest AQI recorded in
November80AQI
Lowest AQI recorded in
July24AQI
202247AQI
9
11
14
7
15
16
12
18
29
2
27
3
20
1
1
5
3
12
11
2
19
3
1
3
9
1
161
86
7
Highest AQI recorded in
September76AQI
Lowest AQI recorded in
July29AQI
202147AQI
24
6
1
8
20
15
16
22
8
28
3
20
10
28
3
27
4
26
4
12
3
2
5
188
100
6
1
Highest AQI recorded in
January84AQI
Lowest AQI recorded in
October34AQI
202047AQI
7
3
11
5
28
31
24
7
28
2
12
19
7
17
6
3
21
7
151
74
13
Highest AQI recorded in
December81AQI
Lowest AQI recorded in
June25AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
63AQILeast Polluted Year Recorded
2020(Avg.)
47AQICity Environmental Building Station's annual 2025 AQI (53) shows an average percentage change of 5.6% (worsened AQI) compared to previous years: 2020 (47), 2021 (47), 2022 (47), 2023 (63), 2024 (51).
