Olympic Center, Nanjing, Jiangsu, 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
Olympic Center, Nanjing, Jiangsu, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
29th Aug 2021
113AQILowest AQI recorded on
28th Aug 2023
14AQISame Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 55 of Moderate air quality, showing improvement over 2024 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Olympic Center, Nanjing, Jiangsu, China
AQI
Day
Night
.
5 AM2nd Aug 2025
7 PM
4 AM3rd Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
8PM2nd Aug
55AQI
Avg. Lowest Time
5PM2nd Aug
40AQI
In the last 24 hours,
Olympic Center's AQI reached its highest point of 55 at 8 PM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Olympic Center, Nanjing, Jiangsu, China
JulAug
04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd
Day
Night
4th Jul 2025605 AMAQI
4th Jul 2025606 AMAQI
4th Jul 2025597 AMAQI
4th Jul 2025688 AMAQI
4th Jul 2025779 AMAQI
4th Jul 20257610 AMAQI
4th Jul 20257011 AMAQI
4th Jul 20256812 PMAQI
4th Jul 2025611 PMAQI
4th Jul 2025592 PMAQI
4th Jul 2025603 PMAQI
4th Jul 2025674 PMAQI
4th Jul 2025805 PMAQI
4th Jul 2025796 PMAQI
4th Jul 2025727 PMAQI
4th Jul 2025628 PMAQI
4th Jul 2025629 PMAQI
4th Jul 20256710 PMAQI
4th Jul 20256811 PMAQI
5th Jul 20256812 AMAQI
5th Jul 2025601 AMAQI
5th Jul 2025582 AMAQI
5th Jul 2025603 AMAQI
5th Jul 2025604 AMAQI
33°C28/40°C
5th Jul 2025615 AMAQI
5th Jul 2025606 AMAQI
5th Jul 2025607 AMAQI
5th Jul 2025708 AMAQI
5th Jul 2025829 AMAQI
5th Jul 20258910 AMAQI
5th Jul 20259211 AMAQI
5th Jul 20258812 PMAQI
5th Jul 2025821 PMAQI
5th Jul 2025792 PMAQI
5th Jul 2025803 PMAQI
5th Jul 2025804 PMAQI
5th Jul 2025825 PMAQI
5th Jul 2025816 PMAQI
5th Jul 2025767 PMAQI
5th Jul 2025648 PMAQI
5th Jul 2025609 PMAQI
5th Jul 20256210 PMAQI
5th Jul 20256411 PMAQI
6th Jul 20256412 AMAQI
6th Jul 2025611 AMAQI
6th Jul 2025602 AMAQI
6th Jul 2025633 AMAQI
6th Jul 2025664 AMAQI
34°C29/39°C
6th Jul 2025665 AMAQI
6th Jul 2025666 AMAQI
6th Jul 2025667 AMAQI
6th Jul 2025778 AMAQI
6th Jul 2025879 AMAQI
6th Jul 20258110 AMAQI
6th Jul 20257911 AMAQI
6th Jul 20257912 PMAQI
6th Jul 2025801 PMAQI
6th Jul 2025862 PMAQI
6th Jul 2025843 PMAQI
6th Jul 2025824 PMAQI
6th Jul 2025885 PMAQI
6th Jul 2025836 PMAQI
6th Jul 2025767 PMAQI
6th Jul 2025738 PMAQI
6th Jul 2025729 PMAQI
6th Jul 20257010 PMAQI
6th Jul 20256611 PMAQI
7th Jul 20257012 AMAQI
7th Jul 2025641 AMAQI
7th Jul 2025642 AMAQI
7th Jul 2025663 AMAQI
7th Jul 2025674 AMAQI
34°C30/40°C
7th Jul 2025675 AMAQI
7th Jul 2025686 AMAQI
7th Jul 2025687 AMAQI
7th Jul 2025628 AMAQI
7th Jul 2025659 AMAQI
7th Jul 20257010 AMAQI
7th Jul 20256411 AMAQI
7th Jul 20257712 PMAQI
7th Jul 2025681 PMAQI
7th Jul 2025622 PMAQI
7th Jul 2025583 PMAQI
7th Jul 2025564 PMAQI
7th Jul 2025585 PMAQI
7th Jul 2025586 PMAQI
7th Jul 2025577 PMAQI
7th Jul 2025588 PMAQI
7th Jul 2025589 PMAQI
7th Jul 20255810 PMAQI
7th Jul 20255711 PMAQI
8th Jul 20255712 AMAQI
8th Jul 2025641 AMAQI
8th Jul 2025662 AMAQI
8th Jul 2025663 AMAQI
8th Jul 2025664 AMAQI
32°C27/37°C
8th Jul 2025665 AMAQI
8th Jul 2025666 AMAQI
8th Jul 2025667 AMAQI
8th Jul 2025368 AMAQI
8th Jul 2025289 AMAQI
8th Jul 20253510 AMAQI
8th Jul 20253811 AMAQI
8th Jul 20254112 PMAQI
8th Jul 2025441 PMAQI
8th Jul 2025482 PMAQI
8th Jul 2025463 PMAQI
8th Jul 2025414 PMAQI
8th Jul 2025425 PMAQI
8th Jul 2025356 PMAQI
8th Jul 2025517 PMAQI
8th Jul 2025568 PMAQI
8th Jul 2025529 PMAQI
8th Jul 20255210 PMAQI
8th Jul 20255211 PMAQI
9th Jul 20255412 AMAQI
9th Jul 2025621 AMAQI
9th Jul 2025642 AMAQI
9th Jul 2025623 AMAQI
9th Jul 2025604 AMAQI
28°C26/32°C
9th Jul 2025595 AMAQI
9th Jul 2025606 AMAQI
9th Jul 2025607 AMAQI
9th Jul 2025388 AMAQI
9th Jul 2025369 AMAQI
9th Jul 20253610 AMAQI
9th Jul 20254211 AMAQI
9th Jul 20254012 PMAQI
9th Jul 2025381 PMAQI
9th Jul 2025352 PMAQI
9th Jul 2025323 PMAQI
9th Jul 2025384 PMAQI
9th Jul 2025365 PMAQI
9th Jul 2025336 PMAQI
9th Jul 2025467 PMAQI
9th Jul 2025548 PMAQI
9th Jul 2025549 PMAQI
9th Jul 20255410 PMAQI
9th Jul 20255311 PMAQI
10th Jul 20255412 AMAQI
10th Jul 2025591 AMAQI
10th Jul 2025602 AMAQI
10th Jul 2025583 AMAQI
10th Jul 2025564 AMAQI
29°C26/33°C
10th Jul 2025565 AMAQI
10th Jul 2025566 AMAQI
10th Jul 2025567 AMAQI
10th Jul 2025748 AMAQI
10th Jul 2025819 AMAQI
10th Jul 20259310 AMAQI
10th Jul 20258911 AMAQI
10th Jul 20258812 PMAQI
10th Jul 2025951 PMAQI
10th Jul 2025962 PMAQI
10th Jul 2025923 PMAQI
10th Jul 2025924 PMAQI
10th Jul 2025965 PMAQI
10th Jul 2025956 PMAQI
10th Jul 2025857 PMAQI
10th Jul 2025748 PMAQI
10th Jul 2025749 PMAQI
10th Jul 20257610 PMAQI
10th Jul 20257211 PMAQI
11th Jul 20257312 AMAQI
11th Jul 2025581 AMAQI
11th Jul 2025572 AMAQI
11th Jul 2025613 AMAQI
11th Jul 2025654 AMAQI
29°C25/33°C
11th Jul 2025645 AMAQI
11th Jul 2025646 AMAQI
11th Jul 2025647 AMAQI
11th Jul 2025808 AMAQI
11th Jul 2025909 AMAQI
11th Jul 20258310 AMAQI
11th Jul 20257711 AMAQI
11th Jul 20256612 PMAQI
11th Jul 2025621 PMAQI
11th Jul 2025572 PMAQI
11th Jul 2025643 PMAQI
11th Jul 2025584 PMAQI
11th Jul 2025605 PMAQI
11th Jul 2025586 PMAQI
11th Jul 2025497 PMAQI
11th Jul 2025578 PMAQI
11th Jul 2025559 PMAQI
11th Jul 20255310 PMAQI
11th Jul 20255511 PMAQI
12th Jul 20255612 AMAQI
12th Jul 2025581 AMAQI
12th Jul 2025632 AMAQI
12th Jul 2025643 AMAQI
12th Jul 2025664 AMAQI
28°C25/32°C
12th Jul 2025665 AMAQI
12th Jul 2025656 AMAQI
12th Jul 2025657 AMAQI
12th Jul 2025698 AMAQI
12th Jul 2025689 AMAQI
12th Jul 20256410 AMAQI
12th Jul 20256611 AMAQI
12th Jul 20256612 PMAQI
12th Jul 2025561 PMAQI
12th Jul 2025402 PMAQI
12th Jul 2025393 PMAQI
12th Jul 2025424 PMAQI
12th Jul 2025405 PMAQI
12th Jul 2025476 PMAQI
12th Jul 2025527 PMAQI
12th Jul 2025588 PMAQI
12th Jul 2025609 PMAQI
12th Jul 20256010 PMAQI
12th Jul 20256111 PMAQI
13th Jul 20256112 AMAQI
13th Jul 2025631 AMAQI
13th Jul 2025622 AMAQI
13th Jul 2025623 AMAQI
13th Jul 2025624 AMAQI
27°C24/32°C
13th Jul 2025625 AMAQI
13th Jul 2025626 AMAQI
13th Jul 2025627 AMAQI
13th Jul 2025688 AMAQI
13th Jul 2025769 AMAQI
13th Jul 20257310 AMAQI
13th Jul 20257411 AMAQI
13th Jul 20258512 PMAQI
13th Jul 2025881 PMAQI
13th Jul 2025732 PMAQI
13th Jul 2025633 PMAQI
13th Jul 2025724 PMAQI
13th Jul 2025625 PMAQI
13th Jul 2025616 PMAQI
13th Jul 2025607 PMAQI
13th Jul 2025618 PMAQI
13th Jul 2025589 PMAQI
13th Jul 20255910 PMAQI
13th Jul 20256211 PMAQI
14th Jul 20256112 AMAQI
14th Jul 2025621 AMAQI
14th Jul 2025622 AMAQI
14th Jul 2025633 AMAQI
14th Jul 2025644 AMAQI
29°C24/35°C
14th Jul 2025645 AMAQI
14th Jul 2025646 AMAQI
14th Jul 2025647 AMAQI
14th Jul 2025668 AMAQI
14th Jul 2025649 AMAQI
14th Jul 20256810 AMAQI
14th Jul 20258111 AMAQI
14th Jul 20258012 PMAQI
14th Jul 2025821 PMAQI
14th Jul 2025812 PMAQI
14th Jul 2025673 PMAQI
14th Jul 2025604 PMAQI
14th Jul 2025475 PMAQI
14th Jul 2025486 PMAQI
14th Jul 2025527 PMAQI
14th Jul 2025618 PMAQI
14th Jul 2025589 PMAQI
14th Jul 20255810 PMAQI
14th Jul 20255811 PMAQI
15th Jul 20256212 AMAQI
15th Jul 2025631 AMAQI
15th Jul 2025632 AMAQI
15th Jul 2025643 AMAQI
15th Jul 2025654 AMAQI
30°C27/34°C
15th Jul 2025655 AMAQI
15th Jul 2025666 AMAQI
15th Jul 2025657 AMAQI
15th Jul 2025658 AMAQI
15th Jul 2025739 AMAQI
15th Jul 20257310 AMAQI
15th Jul 20258211 AMAQI
15th Jul 20258312 PMAQI
15th Jul 2025841 PMAQI
15th Jul 2025822 PMAQI
15th Jul 2025793 PMAQI
15th Jul 2025754 PMAQI
15th Jul 2025715 PMAQI
15th Jul 2025626 PMAQI
15th Jul 2025657 PMAQI
15th Jul 2025628 PMAQI
15th Jul 2025639 PMAQI
15th Jul 20256410 PMAQI
15th Jul 20256311 PMAQI
16th Jul 20256412 AMAQI
16th Jul 2025641 AMAQI
16th Jul 2025642 AMAQI
16th Jul 2025653 AMAQI
16th Jul 2025664 AMAQI
30°C25/36°C
16th Jul 2025665 AMAQI
16th Jul 2025666 AMAQI
16th Jul 2025667 AMAQI
16th Jul 2025668 AMAQI
16th Jul 2025779 AMAQI
16th Jul 20257710 AMAQI
16th Jul 20258011 AMAQI
16th Jul 20257712 PMAQI
16th Jul 2025801 PMAQI
16th Jul 2025772 PMAQI
16th Jul 2025743 PMAQI
16th Jul 2025724 PMAQI
16th Jul 2025695 PMAQI
16th Jul 2025766 PMAQI
16th Jul 2025667 PMAQI
16th Jul 2025658 PMAQI
16th Jul 2025679 PMAQI
16th Jul 20256410 PMAQI
16th Jul 20256511 PMAQI
17th Jul 20255812 AMAQI
17th Jul 2025611 AMAQI
17th Jul 2025652 AMAQI
17th Jul 2025663 AMAQI
17th Jul 2025674 AMAQI
31°C25/37°C
17th Jul 2025675 AMAQI
17th Jul 2025676 AMAQI
17th Jul 2025677 AMAQI
17th Jul 2025378 AMAQI
17th Jul 2025259 AMAQI
17th Jul 20252610 AMAQI
17th Jul 20253611 AMAQI
17th Jul 20253012 PMAQI
17th Jul 2025421 PMAQI
17th Jul 2025452 PMAQI
17th Jul 2025523 PMAQI
17th Jul 2025544 PMAQI
17th Jul 2025545 PMAQI
17th Jul 2025696 PMAQI
17th Jul 2025707 PMAQI
17th Jul 2025688 PMAQI
17th Jul 2025689 PMAQI
17th Jul 20256810 PMAQI
17th Jul 20257011 PMAQI
18th Jul 20256812 AMAQI
18th Jul 2025671 AMAQI
18th Jul 2025652 AMAQI
18th Jul 2025633 AMAQI
18th Jul 2025594 AMAQI
29°C26/35°C
18th Jul 2025605 AMAQI
18th Jul 2025606 AMAQI
18th Jul 2025607 AMAQI
18th Jul 2025768 AMAQI
18th Jul 2025829 AMAQI
18th Jul 20257210 AMAQI
18th Jul 20256211 AMAQI
18th Jul 20256212 PMAQI
18th Jul 2025581 PMAQI
18th Jul 2025642 PMAQI
18th Jul 2025563 PMAQI
18th Jul 2025554 PMAQI
18th Jul 2025535 PMAQI
18th Jul 2025456 PMAQI
18th Jul 2025517 PMAQI
18th Jul 2025578 PMAQI
18th Jul 2025579 PMAQI
18th Jul 20255710 PMAQI
18th Jul 20255811 PMAQI
19th Jul 20255712 AMAQI
19th Jul 2025621 AMAQI
19th Jul 2025632 AMAQI
19th Jul 2025633 AMAQI
19th Jul 2025644 AMAQI
28°C24/33°C
19th Jul 2025635 AMAQI
19th Jul 2025646 AMAQI
19th Jul 2025637 AMAQI
19th Jul 2025578 AMAQI
19th Jul 2025549 AMAQI
19th Jul 20256810 AMAQI
19th Jul 20256811 AMAQI
19th Jul 20256912 PMAQI
19th Jul 2025601 PMAQI
19th Jul 2025512 PMAQI
19th Jul 2025403 PMAQI
19th Jul 2025434 PMAQI
19th Jul 2025405 PMAQI
19th Jul 2025456 PMAQI
19th Jul 2025517 PMAQI
19th Jul 2025568 PMAQI
19th Jul 2025559 PMAQI
19th Jul 20255510 PMAQI
19th Jul 20255411 PMAQI
20th Jul 20255212 AMAQI
20th Jul 2025591 AMAQI
20th Jul 2025632 AMAQI
20th Jul 2025623 AMAQI
20th Jul 2025614 AMAQI
29°C24/35°C
20th Jul 2025625 AMAQI
20th Jul 2025616 AMAQI
20th Jul 2025617 AMAQI
20th Jul 2025448 AMAQI
20th Jul 2025269 AMAQI
20th Jul 20252410 AMAQI
20th Jul 20253111 AMAQI
20th Jul 20253312 PMAQI
20th Jul 2025301 PMAQI
20th Jul 2025432 PMAQI
20th Jul 2025383 PMAQI
20th Jul 2025384 PMAQI
20th Jul 2025335 PMAQI
20th Jul 2025346 PMAQI
20th Jul 2025457 PMAQI
20th Jul 2025548 PMAQI
20th Jul 2025529 PMAQI
20th Jul 20255110 PMAQI
20th Jul 20255411 PMAQI
21st Jul 20255212 AMAQI
21st Jul 2025581 AMAQI
21st Jul 2025602 AMAQI
21st Jul 2025583 AMAQI
21st Jul 2025574 AMAQI
30°C27/35°C
21st Jul 2025565 AMAQI
21st Jul 2025566 AMAQI
21st Jul 2025567 AMAQI
21st Jul 2025448 AMAQI
21st Jul 2025369 AMAQI
21st Jul 20252810 AMAQI
21st Jul 20252311 AMAQI
21st Jul 20252712 PMAQI
21st Jul 2025281 PMAQI
21st Jul 2025282 PMAQI
21st Jul 2025283 PMAQI
21st Jul 2025254 PMAQI
21st Jul 2025265 PMAQI
21st Jul 2025386 PMAQI
21st Jul 2025477 PMAQI
21st Jul 2025508 PMAQI
21st Jul 2025499 PMAQI
21st Jul 20254710 PMAQI
21st Jul 20254511 PMAQI
22nd Jul 20254612 AMAQI
22nd Jul 2025571 AMAQI
22nd Jul 2025572 AMAQI
22nd Jul 2025563 AMAQI
22nd Jul 2025544 AMAQI
30°C27/34°C
22nd Jul 2025545 AMAQI
22nd Jul 2025546 AMAQI
22nd Jul 2025547 AMAQI
22nd Jul 2025328 AMAQI
22nd Jul 2025289 AMAQI
22nd Jul 20252710 AMAQI
22nd Jul 20253711 AMAQI
22nd Jul 20252412 PMAQI
22nd Jul 2025281 PMAQI
22nd Jul 2025222 PMAQI
22nd Jul 2025293 PMAQI
22nd Jul 2025304 PMAQI
22nd Jul 2025345 PMAQI
22nd Jul 2025406 PMAQI
22nd Jul 2025427 PMAQI
22nd Jul 2025488 PMAQI
22nd Jul 2025499 PMAQI
22nd Jul 20255010 PMAQI
22nd Jul 20255311 PMAQI
23rd Jul 20255212 AMAQI
23rd Jul 2025541 AMAQI
23rd Jul 2025542 AMAQI
23rd Jul 2025543 AMAQI
23rd Jul 2025524 AMAQI
28°C26/33°C
23rd Jul 2025525 AMAQI
23rd Jul 2025526 AMAQI
23rd Jul 2025527 AMAQI
23rd Jul 2025288 AMAQI
23rd Jul 2025229 AMAQI
23rd Jul 20253310 AMAQI
23rd Jul 20253211 AMAQI
23rd Jul 20252912 PMAQI
23rd Jul 2025351 PMAQI
23rd Jul 2025492 PMAQI
23rd Jul 2025393 PMAQI
23rd Jul 2025344 PMAQI
23rd Jul 2025315 PMAQI
23rd Jul 2025336 PMAQI
23rd Jul 2025427 PMAQI
23rd Jul 2025478 PMAQI
23rd Jul 2025419 PMAQI
23rd Jul 20254410 PMAQI
23rd Jul 20253911 PMAQI
24th Jul 20254812 AMAQI
24th Jul 2025491 AMAQI
24th Jul 2025522 AMAQI
24th Jul 2025523 AMAQI
24th Jul 2025514 AMAQI
29°C26/34°C
24th Jul 2025515 AMAQI
24th Jul 2025516 AMAQI
24th Jul 2025517 AMAQI
24th Jul 2025308 AMAQI
24th Jul 2025289 AMAQI
24th Jul 20252710 AMAQI
24th Jul 20253211 AMAQI
24th Jul 20254012 PMAQI
24th Jul 2025511 PMAQI
24th Jul 2025422 PMAQI
24th Jul 2025313 PMAQI
24th Jul 2025334 PMAQI
24th Jul 2025305 PMAQI
24th Jul 2025346 PMAQI
24th Jul 2025427 PMAQI
24th Jul 2025508 PMAQI
24th Jul 2025509 PMAQI
24th Jul 20255810 PMAQI
24th Jul 20255811 PMAQI
25th Jul 20255412 AMAQI
25th Jul 2025521 AMAQI
25th Jul 2025512 AMAQI
25th Jul 2025493 AMAQI
25th Jul 2025484 AMAQI
30°C25/35°C
25th Jul 2025475 AMAQI
25th Jul 2025466 AMAQI
25th Jul 2025467 AMAQI
25th Jul 2025548 AMAQI
25th Jul 2025569 AMAQI
25th Jul 20255810 AMAQI
25th Jul 20255711 AMAQI
25th Jul 20255912 PMAQI
25th Jul 2025601 PMAQI
25th Jul 2025642 PMAQI
25th Jul 2025593 PMAQI
25th Jul 2025554 PMAQI
25th Jul 2025545 PMAQI
25th Jul 2025536 PMAQI
25th Jul 2025557 PMAQI
25th Jul 2025548 PMAQI
25th Jul 2025539 PMAQI
25th Jul 20255310 PMAQI
25th Jul 20254811 PMAQI
26th Jul 20255212 AMAQI
26th Jul 2025501 AMAQI
26th Jul 2025492 AMAQI
26th Jul 2025523 AMAQI
26th Jul 2025524 AMAQI
29°C25/35°C
26th Jul 2025525 AMAQI
26th Jul 2025526 AMAQI
26th Jul 2025527 AMAQI
26th Jul 2025398 AMAQI
26th Jul 2025219 AMAQI
26th Jul 20252010 AMAQI
26th Jul 20251911 AMAQI
26th Jul 20253112 PMAQI
26th Jul 2025321 PMAQI
26th Jul 2025372 PMAQI
26th Jul 2025313 PMAQI
26th Jul 2025274 PMAQI
26th Jul 2025275 PMAQI
26th Jul 2025286 PMAQI
26th Jul 2025387 PMAQI
26th Jul 2025508 PMAQI
26th Jul 2025509 PMAQI
26th Jul 20254810 PMAQI
26th Jul 20255111 PMAQI
27th Jul 20254412 AMAQI
27th Jul 2025491 AMAQI
27th Jul 2025522 AMAQI
27th Jul 2025503 AMAQI
27th Jul 2025474 AMAQI
29°C26/34°C
27th Jul 2025485 AMAQI
27th Jul 2025466 AMAQI
27th Jul 2025467 AMAQI
27th Jul 2025448 AMAQI
27th Jul 2025309 AMAQI
27th Jul 20254410 AMAQI
27th Jul 20254011 AMAQI
27th Jul 20253812 PMAQI
27th Jul 2025411 PMAQI
27th Jul 2025362 PMAQI
27th Jul 2025523 PMAQI
27th Jul 2025374 PMAQI
27th Jul 2025305 PMAQI
27th Jul 2025366 PMAQI
27th Jul 2025407 PMAQI
27th Jul 2025418 PMAQI
27th Jul 2025399 PMAQI
27th Jul 20254010 PMAQI
27th Jul 20253411 PMAQI
28th Jul 20253412 AMAQI
28th Jul 2025471 AMAQI
28th Jul 2025482 AMAQI
28th Jul 2025493 AMAQI
28th Jul 2025464 AMAQI
29°C26/34°C
28th Jul 2025465 AMAQI
28th Jul 2025476 AMAQI
28th Jul 2025477 AMAQI
28th Jul 2025448 AMAQI
28th Jul 2025479 AMAQI
28th Jul 20254010 AMAQI
28th Jul 20253811 AMAQI
28th Jul 20254112 PMAQI
28th Jul 2025391 PMAQI
28th Jul 2025322 PMAQI
28th Jul 2025293 PMAQI
28th Jul 2025244 PMAQI
28th Jul 2025225 PMAQI
28th Jul 2025286 PMAQI
28th Jul 2025297 PMAQI
28th Jul 2025408 PMAQI
28th Jul 2025389 PMAQI
28th Jul 20254610 PMAQI
28th Jul 20254111 PMAQI
29th Jul 20254412 AMAQI
29th Jul 2025481 AMAQI
29th Jul 2025462 AMAQI
29th Jul 2025453 AMAQI
29th Jul 2025454 AMAQI
29°C25/33°C
29th Jul 2025445 AMAQI
29th Jul 2025456 AMAQI
29th Jul 2025457 AMAQI
29th Jul 2025568 AMAQI
29th Jul 2025609 AMAQI
29th Jul 20255410 AMAQI
29th Jul 20255511 AMAQI
29th Jul 20255012 PMAQI
29th Jul 2025511 PMAQI
29th Jul 2025532 PMAQI
29th Jul 2025573 PMAQI
29th Jul 2025604 PMAQI
29th Jul 2025635 PMAQI
29th Jul 2025616 PMAQI
29th Jul 2025557 PMAQI
29th Jul 2025548 PMAQI
29th Jul 2025549 PMAQI
29th Jul 20255210 PMAQI
29th Jul 20255111 PMAQI
30th Jul 20254512 AMAQI
30th Jul 2025461 AMAQI
30th Jul 2025462 AMAQI
30th Jul 2025483 AMAQI
30th Jul 2025494 AMAQI
29°C25/35°C
30th Jul 2025495 AMAQI
30th Jul 2025486 AMAQI
30th Jul 2025487 AMAQI
30th Jul 2025388 AMAQI
30th Jul 2025399 AMAQI
30th Jul 20253510 AMAQI
30th Jul 20255111 AMAQI
30th Jul 20253712 PMAQI
30th Jul 2025281 PMAQI
30th Jul 2025222 PMAQI
30th Jul 2025203 PMAQI
30th Jul 2025184 PMAQI
30th Jul 2025185 PMAQI
30th Jul 2025206 PMAQI
30th Jul 2025267 PMAQI
30th Jul 2025388 PMAQI
30th Jul 2025329 PMAQI
30th Jul 20253310 PMAQI
30th Jul 20253311 PMAQI
31st Jul 20253412 AMAQI
31st Jul 2025491 AMAQI
31st Jul 2025502 AMAQI
31st Jul 2025493 AMAQI
31st Jul 2025494 AMAQI
26°C24/30°C
31st Jul 2025495 AMAQI
31st Jul 2025496 AMAQI
31st Jul 2025497 AMAQI
31st Jul 2025498 AMAQI
31st Jul 2025499 AMAQI
31st Jul 20252710 AMAQI
31st Jul 20252111 AMAQI
31st Jul 20252412 PMAQI
31st Jul 2025201 PMAQI
31st Jul 2025222 PMAQI
31st Jul 2025213 PMAQI
31st Jul 2025224 PMAQI
31st Jul 2025205 PMAQI
31st Jul 2025206 PMAQI
31st Jul 2025367 PMAQI
31st Jul 2025528 PMAQI
31st Jul 2025529 PMAQI
31st Jul 20255410 PMAQI
31st Jul 20255411 PMAQI
1st Aug 20255312 AMAQI
1st Aug 2025541 AMAQI
1st Aug 2025522 AMAQI
1st Aug 2025503 AMAQI
1st Aug 2025504 AMAQI
24°C23/24°C
1st Aug 2025525 AMAQI
1st Aug 2025516 AMAQI
1st Aug 2025517 AMAQI
1st Aug 2025718 AMAQI
1st Aug 2025669 AMAQI
1st Aug 20256610 AMAQI
1st Aug 20256611 AMAQI
1st Aug 20256612 PMAQI
1st Aug 2025601 PMAQI
1st Aug 2025602 PMAQI
1st Aug 2025543 PMAQI
1st Aug 2025434 PMAQI
1st Aug 2025455 PMAQI
1st Aug 2025546 PMAQI
1st Aug 2025487 PMAQI
1st Aug 2025488 PMAQI
1st Aug 2025469 PMAQI
1st Aug 20254610 PMAQI
1st Aug 20254911 PMAQI
2nd Aug 20254912 AMAQI
2nd Aug 2025521 AMAQI
2nd Aug 2025522 AMAQI
2nd Aug 2025533 AMAQI
2nd Aug 2025544 AMAQI
26°C24/29°C
2nd Aug 2025545 AMAQI
2nd Aug 2025546 AMAQI
2nd Aug 2025547 AMAQI
2nd Aug 2025488 AMAQI
2nd Aug 2025489 AMAQI
2nd Aug 20255210 AMAQI
2nd Aug 20254111 AMAQI
2nd Aug 20254412 PMAQI
2nd Aug 2025521 PMAQI
2nd Aug 2025462 PMAQI
2nd Aug 2025513 PMAQI
2nd Aug 2025454 PMAQI
2nd Aug 2025405 PMAQI
2nd Aug 2025496 PMAQI
2nd Aug 2025527 PMAQI
2nd Aug 2025558 PMAQI
2nd Aug 2025549 PMAQI
2nd Aug 20255010 PMAQI
2nd Aug 20255411 PMAQI
3rd Aug 20255212 AMAQI
3rd Aug 2025521 AMAQI
--°C/°C
5 AM
12 PM
7 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 7 AM
58AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
8 AM - 6 PM
53AQI
11 hours / Day
330 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 7 AM (Avg. 58), while the lowest AQI was between 8 AM to 6 PM (Avg. 53).
Night time
Avg. Highest Time
12 AM - 11 PM
56AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM
56AQI
9 hours / Day
270 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 56), while the lowest AQI was between 12 AM to 11 PM (Avg. 56).
2025 Days Vs Air Quality
Olympic Center, Nanjing, Jiangsu, China
2025
10%
21
62%
132
27%
57
0.9%
2
0.4%
1
Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)
Good
21 DaysModerate
132 DaysPoor
57 DaysUnhealthy
2 DaysSevere
1 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 10%
Health Risk Level:
Extreme
In 2025, 10% of 214 days were within WHO’s safe air quality limits. The risk of health issues is Extreme, potentially causing respiratory problems, heart disease, skin issues, and stress, especially for children, the elderly, and those with pre-existing conditions.
Annual Air Quality Insights
Olympic Center, Nanjing, Jiangsu, 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.
1st January 2025
133AQI
133AQI
2nd January 2025
144AQI
144AQI
3rd January 2025
140AQI
140AQI
4th January 2025
146AQI
146AQI
5th January 2025
126AQI
126AQI
6th January 2025
126AQI
126AQI
7th January 2025
98AQI
98AQI
8th January 2025
118AQI
118AQI
9th January 2025
63AQI
63AQI
10th January 2025
90AQI
90AQI
11th January 2025
101AQI
101AQI
12th January 2025
94AQI
94AQI
13th January 2025
127AQI
127AQI
14th January 2025
138AQI
138AQI
15th January 2025
84AQI
84AQI
16th January 2025
112AQI
112AQI
17th January 2025
119AQI
119AQI
18th January 2025
135AQI
135AQI
19th January 2025
150AQI
150AQI
20th January 2025
144AQI
144AQI
21st January 2025
167AQI
167AQI
22nd January 2025
167AQI
167AQI
23rd January 2025
144AQI
144AQI
24th January 2025
107AQI
107AQI
25th January 2025
87AQI
87AQI
26th January 2025
116AQI
116AQI
27th January 2025
65AQI
65AQI
28th January 2025
91AQI
91AQI
29th January 2025
103AQI
103AQI
30th January 2025
106AQI
106AQI
31st January 2025
129AQI
129AQI
1st February 2025
83AQI
83AQI
2nd February 2025
127AQI
127AQI
3rd February 2025
115AQI
115AQI
4th February 2025
114AQI
114AQI
5th February 2025
96AQI
96AQI
6th February 2025
80AQI
80AQI
7th February 2025
70AQI
70AQI
8th February 2025
62AQI
62AQI
9th February 2025
73AQI
73AQI
10th February 2025
92AQI
92AQI
11th February 2025
95AQI
95AQI
12th February 2025
142AQI
142AQI
13th February 2025
120AQI
120AQI
14th February 2025
133AQI
133AQI
15th February 2025
116AQI
116AQI
16th February 2025
128AQI
128AQI
17th February 2025
91AQI
91AQI
18th February 2025
98AQI
98AQI
19th February 2025
103AQI
103AQI
20th February 2025
89AQI
89AQI
21st February 2025
89AQI
89AQI
22nd February 2025
114AQI
114AQI
23rd February 2025
124AQI
124AQI
24th February 2025
110AQI
110AQI
25th February 2025
146AQI
146AQI
26th February 2025
145AQI
145AQI
27th February 2025
146AQI
146AQI
28th February 2025
128AQI
128AQI
1st March 2025
112AQI
112AQI
2nd March 2025
98AQI
98AQI
3rd March 2025
72AQI
72AQI
4th March 2025
87AQI
87AQI
5th March 2025
95AQI
95AQI
6th March 2025
91AQI
91AQI
7th March 2025
110AQI
110AQI
8th March 2025
129AQI
129AQI
9th March 2025
109AQI
109AQI
10th March 2025
117AQI
117AQI
11th March 2025
126AQI
126AQI
12th March 2025
148AQI
148AQI
13th March 2025
98AQI
98AQI
14th March 2025
92AQI
92AQI
15th March 2025
76AQI
76AQI
16th March 2025
72AQI
72AQI
17th March 2025
69AQI
69AQI
18th March 2025
64AQI
64AQI
19th March 2025
81AQI
81AQI
20th March 2025
79AQI
79AQI
21st March 2025
73AQI
73AQI
22nd March 2025
82AQI
82AQI
23rd March 2025
100AQI
100AQI
24th March 2025
99AQI
99AQI
25th March 2025
93AQI
93AQI
26th March 2025
111AQI
111AQI
27th March 2025
122AQI
122AQI
28th March 2025
90AQI
90AQI
29th March 2025
112AQI
112AQI
30th March 2025
99AQI
99AQI
31st March 2025
77AQI
77AQI
1st April 2025
80AQI
80AQI
2nd April 2025
93AQI
93AQI
3rd April 2025
71AQI
71AQI
4th April 2025
108AQI
108AQI
5th April 2025
96AQI
96AQI
6th April 2025
93AQI
93AQI
7th April 2025
99AQI
99AQI
8th April 2025
104AQI
104AQI
9th April 2025
108AQI
108AQI
10th April 2025
113AQI
113AQI
11th April 2025
118AQI
118AQI
12th April 2025
216AQI
216AQI
13th April 2025
108AQI
108AQI
14th April 2025
92AQI
92AQI
15th April 2025
80AQI
80AQI
16th April 2025
78AQI
78AQI
17th April 2025
94AQI
94AQI
18th April 2025
98AQI
98AQI
19th April 2025
127AQI
127AQI
20th April 2025
81AQI
81AQI
21st April 2025
117AQI
117AQI
22nd April 2025
100AQI
100AQI
23rd April 2025
100AQI
100AQI
24th April 2025
98AQI
98AQI
25th April 2025
76AQI
76AQI
26th April 2025
69AQI
69AQI
27th April 2025
73AQI
73AQI
28th April 2025
80AQI
80AQI
29th April 2025
87AQI
87AQI
30th April 2025
88AQI
88AQI
1st May 2025
79AQI
79AQI
2nd May 2025
78AQI
78AQI
3rd May 2025
72AQI
72AQI
4th May 2025
63AQI
63AQI
5th May 2025
76AQI
76AQI
6th May 2025
99AQI
99AQI
7th May 2025
93AQI
93AQI
8th May 2025
86AQI
86AQI
9th May 2025
56AQI
56AQI
10th May 2025
59AQI
59AQI
11th May 2025
70AQI
70AQI
12th May 2025
73AQI
73AQI
13th May 2025
77AQI
77AQI
14th May 2025
93AQI
93AQI
15th May 2025
118AQI
118AQI
16th May 2025
75AQI
75AQI
17th May 2025
93AQI
93AQI
18th May 2025
87AQI
87AQI
19th May 2025
100AQI
100AQI
20th May 2025
82AQI
82AQI
21st May 2025
73AQI
73AQI
22nd May 2025
82AQI
82AQI
23rd May 2025
83AQI
83AQI
24th May 2025
98AQI
98AQI
25th May 2025
94AQI
94AQI
26th May 2025
94AQI
94AQI
27th May 2025
84AQI
84AQI
28th May 2025
86AQI
86AQI
29th May 2025
83AQI
83AQI
30th May 2025
84AQI
84AQI
31st May 2025
106AQI
106AQI
1st June 2025
56AQI
56AQI
2nd June 2025
53AQI
53AQI
3rd June 2025
72AQI
72AQI
4th June 2025
87AQI
87AQI
5th June 2025
71AQI
71AQI
6th June 2025
74AQI
74AQI
7th June 2025
53AQI
53AQI
8th June 2025
50AQI
50AQI
9th June 2025
59AQI
59AQI
10th June 2025
62AQI
62AQI
11th June 2025
73AQI
73AQI
12th June 2025
67AQI
67AQI
13th June 2025
61AQI
61AQI
14th June 2025
65AQI
65AQI
15th June 2025
50AQI
50AQI
16th June 2025
56AQI
56AQI
17th June 2025
60AQI
60AQI
18th June 2025
53AQI
53AQI
19th June 2025
41AQI
41AQI
20th June 2025
48AQI
48AQI
21st June 2025
37AQI
37AQI
22nd June 2025
32AQI
32AQI
23rd June 2025
50AQI
50AQI
24th June 2025
49AQI
49AQI
25th June 2025
55AQI
55AQI
26th June 2025
65AQI
65AQI
27th June 2025
52AQI
52AQI
28th June 2025
49AQI
49AQI
29th June 2025
44AQI
44AQI
30th June 2025
52AQI
52AQI
1st July 2025
55AQI
55AQI
2nd July 2025
57AQI
57AQI
3rd July 2025
63AQI
63AQI
4th July 2025
65AQI
65AQI
5th July 2025
70AQI
70AQI
6th July 2025
73AQI
73AQI
7th July 2025
63AQI
63AQI
8th July 2025
52AQI
52AQI
9th July 2025
49AQI
49AQI
10th July 2025
75AQI
75AQI
11th July 2025
62AQI
62AQI
12th July 2025
58AQI
58AQI
13th July 2025
65AQI
65AQI
14th July 2025
63AQI
63AQI
15th July 2025
68AQI
68AQI
16th July 2025
69AQI
69AQI
17th July 2025
58AQI
58AQI
18th July 2025
60AQI
60AQI
19th July 2025
57AQI
57AQI
20th July 2025
48AQI
48AQI
21st July 2025
44AQI
44AQI
22nd July 2025
44AQI
44AQI
23rd July 2025
43AQI
43AQI
24th July 2025
45AQI
45AQI
25th July 2025
53AQI
53AQI
26th July 2025
41AQI
41AQI
27th July 2025
42AQI
42AQI
28th July 2025
40AQI
40AQI
29th July 2025
52AQI
52AQI
30th July 2025
37AQI
37AQI
31st July 2025
39AQI
39AQI
1st August 2025
55AQI
55AQI
118AQI
108AQI
96AQI
98AQI
84AQI
57AQI
55AQI
55AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202588AQI
8
21
2
12
16
21
10
21
8
1
29
2
10
20
11
20
1
21
132
57
2
1
Highest AQI recorded in
January118AQI
Lowest AQI recorded in
August55AQI
202485AQI
11
8
12
4
13
9
3
13
17
1
21
9
2
27
2
7
22
1
13
18
2
29
6
24
3
22
6
6
18
5
1
6
24
1
43
224
81
18
Highest AQI recorded in
January123AQI
Lowest AQI recorded in
July52AQI
202389AQI
1
9
15
6
2
12
13
1
1
10
17
3
18
11
1
1
25
4
1
5
20
5
14
17
2
29
6
22
2
5
13
13
2
8
14
2
2
11
10
8
41
194
104
21
1
Highest AQI recorded in
January116AQI
Lowest AQI recorded in
July53AQI
202290AQI
1
6
11
13
5
14
2
2
15
11
3
1
15
1
1
23
7
6
24
7
13
1
1
8
18
3
6
21
4
1
16
11
2
12
11
8
33
169
74
28
Highest AQI recorded in
January134AQI
Lowest AQI recorded in
July59AQI
202193AQI
4
18
9
18
7
3
10
16
4
1
20
9
1
2
20
8
1
2
23
5
13
15
3
5
14
2
2
26
2
9
15
6
1
2
17
10
1
1
10
13
7
36
192
99
27
1
Highest AQI recorded in
January131AQI
Lowest AQI recorded in
July59AQI
202090AQI
3
9
1
11
10
9
9
3
25
2
4
21
6
4
24
2
24
6
2
18
11
17
12
1
5
9
17
16
163
68
18
Highest AQI recorded in
December139AQI
Lowest AQI recorded in
March68AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2021(Avg.)
93AQILeast Polluted Year Recorded
2024(Avg.)
85AQIOlympic Center's annual 2025 AQI (88) shows an average percentage change of -2.04% (improved AQI) compared to previous years: 2020 (90), 2021 (93), 2022 (90), 2023 (89), 2024 (85).
