Zilang School, Nantong, 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+
October Air Quality Analysis
Zilang School, Nantong, Jiangsu, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
22nd Oct 2021
158AQILowest AQI recorded on
7th Oct 2023
13AQISame Day Analysis (17th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 45 of Good air quality, showing improvement over 2024, 2023 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 17th Oct - 18th Oct 2025
Zilang School, Nantong, Jiangsu, China
AQI
Day
Night
.
5 AM17th Oct 2025
5 PM
4 AM18th Oct 2025
Day time
Avg. Highest Time
6AM17th Oct
47AQI
Avg. Lowest Time
1PM17th Oct
35AQI
Night time
Avg. Highest Time
7PM17th Oct
58AQI
Avg. Lowest Time
1AM18th Oct
46AQI
In the last 24 hours,
Zilang School's AQI reached its highest point of 58 at 7 PM during the Night, while the lowest point, 35, was recorded at 1 PM during the Day between 17th Oct and 18th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Zilang School, Nantong, Jiangsu, China
SepOct
18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th
Day
Night
18th Sep 2025645 AMAQI
18th Sep 2025656 AMAQI
18th Sep 2025647 AMAQI
18th Sep 2025338 AMAQI
18th Sep 2025229 AMAQI
18th Sep 20252010 AMAQI
18th Sep 20252211 AMAQI
18th Sep 20252212 PMAQI
18th Sep 2025221 PMAQI
18th Sep 2025242 PMAQI
18th Sep 2025233 PMAQI
18th Sep 2025244 PMAQI
18th Sep 2025245 PMAQI
18th Sep 2025256 PMAQI
18th Sep 2025387 PMAQI
18th Sep 2025528 PMAQI
18th Sep 2025529 PMAQI
18th Sep 20255210 PMAQI
18th Sep 20255311 PMAQI
19th Sep 20255212 AMAQI
19th Sep 2025621 AMAQI
19th Sep 2025622 AMAQI
19th Sep 2025593 AMAQI
19th Sep 2025564 AMAQI
24°C23/27°C
19th Sep 2025565 AMAQI
19th Sep 2025566 AMAQI
19th Sep 2025567 AMAQI
19th Sep 2025338 AMAQI
19th Sep 2025269 AMAQI
19th Sep 20252410 AMAQI
19th Sep 20252411 AMAQI
19th Sep 20252412 PMAQI
19th Sep 2025261 PMAQI
19th Sep 2025242 PMAQI
19th Sep 2025273 PMAQI
19th Sep 2025324 PMAQI
19th Sep 2025445 PMAQI
19th Sep 2025356 PMAQI
19th Sep 2025547 PMAQI
19th Sep 2025548 PMAQI
19th Sep 2025549 PMAQI
19th Sep 20255210 PMAQI
19th Sep 20254811 PMAQI
20th Sep 20254612 AMAQI
20th Sep 2025561 AMAQI
20th Sep 2025582 AMAQI
20th Sep 2025563 AMAQI
20th Sep 2025544 AMAQI
25°C22/28°C
20th Sep 2025545 AMAQI
20th Sep 2025546 AMAQI
20th Sep 2025547 AMAQI
20th Sep 2025308 AMAQI
20th Sep 2025269 AMAQI
20th Sep 20253010 AMAQI
20th Sep 20253111 AMAQI
20th Sep 20252912 PMAQI
20th Sep 2025381 PMAQI
20th Sep 2025392 PMAQI
20th Sep 2025373 PMAQI
20th Sep 2025284 PMAQI
20th Sep 2025285 PMAQI
20th Sep 2025306 PMAQI
20th Sep 2025447 PMAQI
20th Sep 2025518 PMAQI
20th Sep 2025549 PMAQI
20th Sep 20255810 PMAQI
20th Sep 20256111 PMAQI
21st Sep 20256012 AMAQI
21st Sep 2025551 AMAQI
21st Sep 2025552 AMAQI
21st Sep 2025543 AMAQI
21st Sep 2025534 AMAQI
22°C21/24°C
21st Sep 2025535 AMAQI
21st Sep 2025536 AMAQI
21st Sep 2025527 AMAQI
21st Sep 2025588 AMAQI
21st Sep 2025609 AMAQI
21st Sep 20254310 AMAQI
21st Sep 20252411 AMAQI
21st Sep 20252412 PMAQI
21st Sep 2025251 PMAQI
21st Sep 2025262 PMAQI
21st Sep 2025243 PMAQI
21st Sep 2025294 PMAQI
21st Sep 2025255 PMAQI
21st Sep 2025326 PMAQI
21st Sep 2025447 PMAQI
21st Sep 2025528 PMAQI
21st Sep 2025529 PMAQI
21st Sep 20255210 PMAQI
21st Sep 20255111 PMAQI
22nd Sep 20255012 AMAQI
22nd Sep 2025541 AMAQI
22nd Sep 2025552 AMAQI
22nd Sep 2025543 AMAQI
22nd Sep 2025534 AMAQI
23°C21/26°C
22nd Sep 2025525 AMAQI
22nd Sep 2025536 AMAQI
22nd Sep 2025537 AMAQI
22nd Sep 2025348 AMAQI
22nd Sep 2025459 AMAQI
22nd Sep 20254810 AMAQI
22nd Sep 20253211 AMAQI
22nd Sep 20253812 PMAQI
22nd Sep 2025261 PMAQI
22nd Sep 2025292 PMAQI
22nd Sep 2025263 PMAQI
22nd Sep 2025284 PMAQI
22nd Sep 2025365 PMAQI
22nd Sep 2025406 PMAQI
22nd Sep 2025487 PMAQI
22nd Sep 2025588 PMAQI
22nd Sep 2025569 PMAQI
22nd Sep 20255410 PMAQI
22nd Sep 20255411 PMAQI
23rd Sep 20255212 AMAQI
23rd Sep 2025521 AMAQI
23rd Sep 2025542 AMAQI
23rd Sep 2025523 AMAQI
23rd Sep 2025524 AMAQI
24°C21/28°C
23rd Sep 2025525 AMAQI
23rd Sep 2025526 AMAQI
23rd Sep 2025527 AMAQI
23rd Sep 2025548 AMAQI
23rd Sep 2025299 AMAQI
23rd Sep 20252610 AMAQI
23rd Sep 20253011 AMAQI
23rd Sep 20254112 PMAQI
23rd Sep 2025321 PMAQI
23rd Sep 2025242 PMAQI
23rd Sep 2025343 PMAQI
23rd Sep 2025394 PMAQI
23rd Sep 2025275 PMAQI
23rd Sep 2025266 PMAQI
23rd Sep 2025377 PMAQI
23rd Sep 2025468 PMAQI
23rd Sep 2025449 PMAQI
23rd Sep 20254210 PMAQI
23rd Sep 20254211 PMAQI
24th Sep 20254112 AMAQI
24th Sep 2025461 AMAQI
24th Sep 2025532 AMAQI
24th Sep 2025523 AMAQI
24th Sep 2025524 AMAQI
26°C23/29°C
24th Sep 2025515 AMAQI
24th Sep 2025526 AMAQI
24th Sep 2025517 AMAQI
24th Sep 2025268 AMAQI
24th Sep 2025209 AMAQI
24th Sep 20251910 AMAQI
24th Sep 20252511 AMAQI
24th Sep 20252412 PMAQI
24th Sep 2025241 PMAQI
24th Sep 2025252 PMAQI
24th Sep 2025263 PMAQI
24th Sep 2025304 PMAQI
24th Sep 2025215 PMAQI
24th Sep 2025216 PMAQI
24th Sep 2025327 PMAQI
24th Sep 2025388 PMAQI
24th Sep 2025409 PMAQI
24th Sep 20253710 PMAQI
24th Sep 20253911 PMAQI
25th Sep 20254012 AMAQI
25th Sep 2025501 AMAQI
25th Sep 2025502 AMAQI
25th Sep 2025483 AMAQI
25th Sep 2025464 AMAQI
25°C24/27°C
25th Sep 2025465 AMAQI
25th Sep 2025486 AMAQI
25th Sep 2025467 AMAQI
25th Sep 2025258 AMAQI
25th Sep 2025169 AMAQI
25th Sep 20252010 AMAQI
25th Sep 20251911 AMAQI
25th Sep 20252812 PMAQI
25th Sep 2025291 PMAQI
25th Sep 2025372 PMAQI
25th Sep 2025473 PMAQI
25th Sep 2025594 PMAQI
25th Sep 2025385 PMAQI
25th Sep 2025206 PMAQI
25th Sep 2025207 PMAQI
25th Sep 2025168 PMAQI
25th Sep 2025199 PMAQI
25th Sep 20251910 PMAQI
25th Sep 20251811 PMAQI
26th Sep 20251912 AMAQI
26th Sep 2025191 AMAQI
26th Sep 2025182 AMAQI
26th Sep 2025183 AMAQI
26th Sep 2025184 AMAQI
25°C24/27°C
26th Sep 2025185 AMAQI
26th Sep 2025206 AMAQI
26th Sep 2025307 AMAQI
26th Sep 2025448 AMAQI
26th Sep 2025549 AMAQI
26th Sep 20256010 AMAQI
26th Sep 20256211 AMAQI
26th Sep 20256512 PMAQI
26th Sep 2025631 PMAQI
26th Sep 2025592 PMAQI
26th Sep 2025563 PMAQI
26th Sep 2025564 PMAQI
26th Sep 2025525 PMAQI
26th Sep 2025426 PMAQI
26th Sep 2025337 PMAQI
26th Sep 2025268 PMAQI
26th Sep 2025279 PMAQI
26th Sep 20252710 PMAQI
26th Sep 20252611 PMAQI
27th Sep 20252612 AMAQI
27th Sep 2025271 AMAQI
27th Sep 2025272 AMAQI
27th Sep 2025263 AMAQI
27th Sep 2025264 AMAQI
27°C24/30°C
27th Sep 2025265 AMAQI
27th Sep 2025266 AMAQI
27th Sep 2025267 AMAQI
27th Sep 2025268 AMAQI
27th Sep 2025249 AMAQI
27th Sep 20251910 AMAQI
27th Sep 20252111 AMAQI
27th Sep 20253512 PMAQI
27th Sep 2025541 PMAQI
27th Sep 2025552 PMAQI
27th Sep 2025463 PMAQI
27th Sep 2025524 PMAQI
27th Sep 2025545 PMAQI
27th Sep 2025346 PMAQI
27th Sep 2025227 PMAQI
27th Sep 2025298 PMAQI
27th Sep 2025339 PMAQI
27th Sep 20253310 PMAQI
27th Sep 20253311 PMAQI
28th Sep 20253212 AMAQI
28th Sep 2025311 AMAQI
28th Sep 2025362 AMAQI
28th Sep 2025263 AMAQI
28th Sep 2025224 AMAQI
25°C23/29°C
28th Sep 2025245 AMAQI
28th Sep 2025316 AMAQI
28th Sep 2025427 AMAQI
28th Sep 2025508 AMAQI
28th Sep 2025549 AMAQI
28th Sep 20256210 AMAQI
28th Sep 20256811 AMAQI
28th Sep 20258112 PMAQI
28th Sep 2025811 PMAQI
28th Sep 2025762 PMAQI
28th Sep 2025633 PMAQI
28th Sep 2025544 PMAQI
28th Sep 2025455 PMAQI
28th Sep 2025576 PMAQI
28th Sep 2025537 PMAQI
28th Sep 2025528 PMAQI
28th Sep 2025529 PMAQI
28th Sep 20254810 PMAQI
28th Sep 20253311 PMAQI
29th Sep 20253212 AMAQI
29th Sep 2025351 AMAQI
29th Sep 2025442 AMAQI
29th Sep 2025283 AMAQI
29th Sep 2025284 AMAQI
26°C24/31°C
29th Sep 2025245 AMAQI
29th Sep 2025146 AMAQI
29th Sep 2025237 AMAQI
29th Sep 2025448 AMAQI
29th Sep 2025419 AMAQI
29th Sep 20256010 AMAQI
29th Sep 20256411 AMAQI
29th Sep 20255612 PMAQI
29th Sep 2025571 PMAQI
29th Sep 2025542 PMAQI
29th Sep 2025543 PMAQI
29th Sep 2025554 PMAQI
29th Sep 2025545 PMAQI
29th Sep 2025566 PMAQI
29th Sep 2025347 PMAQI
29th Sep 2025288 PMAQI
29th Sep 2025409 PMAQI
29th Sep 20254010 PMAQI
29th Sep 20253711 PMAQI
30th Sep 20255312 AMAQI
30th Sep 2025381 AMAQI
30th Sep 2025422 AMAQI
30th Sep 2025523 AMAQI
30th Sep 2025544 AMAQI
23°C21/25°C
30th Sep 2025585 AMAQI
30th Sep 2025596 AMAQI
30th Sep 2025617 AMAQI
30th Sep 2025628 AMAQI
30th Sep 2025609 AMAQI
30th Sep 20255710 AMAQI
30th Sep 20255711 AMAQI
30th Sep 20255612 PMAQI
30th Sep 2025551 PMAQI
30th Sep 2025542 PMAQI
30th Sep 2025543 PMAQI
30th Sep 2025644 PMAQI
30th Sep 2025705 PMAQI
30th Sep 2025676 PMAQI
30th Sep 2025677 PMAQI
30th Sep 2025708 PMAQI
30th Sep 2025739 PMAQI
30th Sep 20258110 PMAQI
30th Sep 20258211 PMAQI
1st Oct 20257612 AMAQI
1st Oct 2025771 AMAQI
1st Oct 2025792 AMAQI
1st Oct 2025823 AMAQI
1st Oct 2025874 AMAQI
21°C21/22°C
1st Oct 2025855 AMAQI
1st Oct 2025946 AMAQI
1st Oct 2025977 AMAQI
1st Oct 2025928 AMAQI
1st Oct 2025809 AMAQI
1st Oct 20258610 AMAQI
1st Oct 20258311 AMAQI
1st Oct 20258712 PMAQI
1st Oct 2025871 PMAQI
1st Oct 2025862 PMAQI
1st Oct 2025843 PMAQI
1st Oct 2025774 PMAQI
1st Oct 2025775 PMAQI
1st Oct 2025776 PMAQI
1st Oct 2025727 PMAQI
1st Oct 2025778 PMAQI
1st Oct 2025849 PMAQI
1st Oct 20258410 PMAQI
1st Oct 20258511 PMAQI
2nd Oct 20259112 AMAQI
2nd Oct 2025831 AMAQI
2nd Oct 2025842 AMAQI
2nd Oct 2025763 AMAQI
2nd Oct 2025754 AMAQI
23°C20/26°C
2nd Oct 2025665 AMAQI
2nd Oct 2025656 AMAQI
2nd Oct 2025687 AMAQI
2nd Oct 2025658 AMAQI
2nd Oct 2025689 AMAQI
2nd Oct 20256210 AMAQI
2nd Oct 20255711 AMAQI
2nd Oct 20255812 PMAQI
2nd Oct 2025541 PMAQI
2nd Oct 2025572 PMAQI
2nd Oct 2025553 PMAQI
2nd Oct 2025534 PMAQI
2nd Oct 2025545 PMAQI
2nd Oct 2025566 PMAQI
2nd Oct 2025637 PMAQI
2nd Oct 2025628 PMAQI
2nd Oct 2025579 PMAQI
2nd Oct 20255610 PMAQI
2nd Oct 20256111 PMAQI
3rd Oct 20256212 AMAQI
3rd Oct 2025611 AMAQI
3rd Oct 2025612 AMAQI
3rd Oct 2025693 AMAQI
3rd Oct 2025804 AMAQI
25°C23/30°C
3rd Oct 2025845 AMAQI
3rd Oct 2025856 AMAQI
3rd Oct 2025607 AMAQI
3rd Oct 2025358 AMAQI
3rd Oct 2025359 AMAQI
3rd Oct 20253610 AMAQI
3rd Oct 20254411 AMAQI
3rd Oct 20255112 PMAQI
3rd Oct 2025501 PMAQI
3rd Oct 2025582 PMAQI
3rd Oct 2025683 PMAQI
3rd Oct 2025644 PMAQI
3rd Oct 2025605 PMAQI
3rd Oct 2025546 PMAQI
3rd Oct 2025437 PMAQI
3rd Oct 2025528 PMAQI
3rd Oct 2025449 PMAQI
3rd Oct 20254010 PMAQI
3rd Oct 20254511 PMAQI
4th Oct 20255212 AMAQI
4th Oct 2025561 AMAQI
4th Oct 2025562 AMAQI
4th Oct 2025593 AMAQI
4th Oct 2025684 AMAQI
23°C21/25°C
4th Oct 2025655 AMAQI
4th Oct 2025586 AMAQI
4th Oct 2025647 AMAQI
4th Oct 2025678 AMAQI
4th Oct 2025649 AMAQI
4th Oct 20256210 AMAQI
4th Oct 20256611 AMAQI
4th Oct 20256712 PMAQI
4th Oct 2025671 PMAQI
4th Oct 2025632 PMAQI
4th Oct 2025683 PMAQI
4th Oct 2025704 PMAQI
4th Oct 2025695 PMAQI
4th Oct 2025726 PMAQI
4th Oct 2025807 PMAQI
4th Oct 2025758 PMAQI
4th Oct 2025729 PMAQI
4th Oct 20256310 PMAQI
4th Oct 20255311 PMAQI
5th Oct 20255312 AMAQI
5th Oct 2025501 AMAQI
5th Oct 2025502 AMAQI
5th Oct 2025523 AMAQI
5th Oct 2025504 AMAQI
24°C21/27°C
5th Oct 2025535 AMAQI
5th Oct 2025486 AMAQI
5th Oct 2025457 AMAQI
5th Oct 2025518 AMAQI
5th Oct 2025549 AMAQI
5th Oct 20255910 AMAQI
5th Oct 20256511 AMAQI
5th Oct 20256412 PMAQI
5th Oct 2025661 PMAQI
5th Oct 2025652 PMAQI
5th Oct 2025713 PMAQI
5th Oct 2025794 PMAQI
5th Oct 2025825 PMAQI
5th Oct 2025826 PMAQI
5th Oct 2025827 PMAQI
5th Oct 2025918 PMAQI
5th Oct 2025969 PMAQI
5th Oct 20259010 PMAQI
5th Oct 20258911 PMAQI
6th Oct 20259012 AMAQI
6th Oct 2025931 AMAQI
6th Oct 2025902 AMAQI
6th Oct 2025743 AMAQI
6th Oct 2025744 AMAQI
26°C23/30°C
6th Oct 2025715 AMAQI
6th Oct 2025666 AMAQI
6th Oct 2025647 AMAQI
6th Oct 2025608 AMAQI
6th Oct 2025549 AMAQI
6th Oct 20256010 AMAQI
6th Oct 20256811 AMAQI
6th Oct 20257212 PMAQI
6th Oct 2025941 PMAQI
6th Oct 20251052 PMAQI
6th Oct 20251013 PMAQI
6th Oct 2025894 PMAQI
6th Oct 2025885 PMAQI
6th Oct 2025836 PMAQI
6th Oct 2025897 PMAQI
6th Oct 2025938 PMAQI
6th Oct 20251059 PMAQI
6th Oct 202510810 PMAQI
6th Oct 202510611 PMAQI
7th Oct 202510312 AMAQI
7th Oct 2025991 AMAQI
28°C25/32°C
7th Oct 2025667 PMAQI
7th Oct 2025648 PMAQI
7th Oct 2025669 PMAQI
7th Oct 20255810 PMAQI
7th Oct 20255411 PMAQI
8th Oct 20255212 AMAQI
8th Oct 2025451 AMAQI
8th Oct 2025412 AMAQI
8th Oct 2025453 AMAQI
8th Oct 2025464 AMAQI
25°C23/28°C
8th Oct 2025485 AMAQI
8th Oct 2025446 AMAQI
8th Oct 2025417 AMAQI
8th Oct 2025518 AMAQI
8th Oct 2025579 AMAQI
8th Oct 20255610 AMAQI
8th Oct 20255111 AMAQI
8th Oct 20254212 PMAQI
8th Oct 2025421 PMAQI
8th Oct 2025442 PMAQI
8th Oct 2025403 PMAQI
8th Oct 2025464 PMAQI
8th Oct 2025415 PMAQI
8th Oct 2025446 PMAQI
8th Oct 2025537 PMAQI
8th Oct 2025538 PMAQI
8th Oct 2025619 PMAQI
8th Oct 20256310 PMAQI
8th Oct 20255511 PMAQI
9th Oct 20254912 AMAQI
9th Oct 2025431 AMAQI
9th Oct 2025462 AMAQI
9th Oct 2025543 AMAQI
9th Oct 2025584 AMAQI
23°C21/27°C
9th Oct 2025545 AMAQI
9th Oct 2025546 AMAQI
9th Oct 2025447 AMAQI
9th Oct 2025488 AMAQI
9th Oct 2025519 AMAQI
9th Oct 20255210 AMAQI
9th Oct 20255111 AMAQI
9th Oct 20255012 PMAQI
9th Oct 2025431 PMAQI
9th Oct 2025472 PMAQI
9th Oct 2025523 PMAQI
9th Oct 2025464 PMAQI
9th Oct 2025385 PMAQI
9th Oct 2025496 PMAQI
9th Oct 2025517 PMAQI
9th Oct 2025468 PMAQI
9th Oct 2025659 PMAQI
9th Oct 20257410 PMAQI
9th Oct 20256811 PMAQI
10th Oct 20255912 AMAQI
10th Oct 2025541 AMAQI
10th Oct 2025522 AMAQI
10th Oct 2025483 AMAQI
10th Oct 2025464 AMAQI
23°C20/28°C
10th Oct 2025495 AMAQI
10th Oct 2025506 AMAQI
10th Oct 2025427 AMAQI
10th Oct 2025448 AMAQI
10th Oct 2025469 AMAQI
10th Oct 20254810 AMAQI
10th Oct 20255011 AMAQI
10th Oct 20255112 PMAQI
10th Oct 2025561 PMAQI
10th Oct 2025562 PMAQI
10th Oct 2025513 PMAQI
10th Oct 2025494 PMAQI
10th Oct 2025545 PMAQI
10th Oct 2025576 PMAQI
10th Oct 2025567 PMAQI
10th Oct 2025618 PMAQI
10th Oct 2025539 PMAQI
10th Oct 20255210 PMAQI
10th Oct 20255011 PMAQI
11th Oct 20254512 AMAQI
11th Oct 2025451 AMAQI
11th Oct 2025452 AMAQI
11th Oct 2025523 AMAQI
11th Oct 2025484 AMAQI
25°C22/29°C
11th Oct 2025405 AMAQI
11th Oct 2025476 AMAQI
11th Oct 2025477 AMAQI
11th Oct 2025478 AMAQI
11th Oct 2025549 AMAQI
11th Oct 20255010 AMAQI
11th Oct 20254511 AMAQI
11th Oct 20255212 PMAQI
11th Oct 2025561 PMAQI
11th Oct 2025702 PMAQI
11th Oct 2025913 PMAQI
11th Oct 2025884 PMAQI
11th Oct 2025875 PMAQI
11th Oct 20251116 PMAQI
11th Oct 20251117 PMAQI
11th Oct 20251128 PMAQI
11th Oct 20251289 PMAQI
11th Oct 202512810 PMAQI
11th Oct 20259811 PMAQI
12th Oct 20258012 AMAQI
12th Oct 2025731 AMAQI
12th Oct 2025842 AMAQI
12th Oct 20251083 AMAQI
12th Oct 20251054 AMAQI
26°C23/30°C
12th Oct 2025845 AMAQI
12th Oct 2025726 AMAQI
12th Oct 2025707 AMAQI
12th Oct 2025728 AMAQI
12th Oct 2025899 AMAQI
12th Oct 20259210 AMAQI
12th Oct 20258711 AMAQI
12th Oct 202510212 PMAQI
12th Oct 20251081 PMAQI
12th Oct 20251122 PMAQI
12th Oct 20251013 PMAQI
12th Oct 20251054 PMAQI
12th Oct 20251085 PMAQI
12th Oct 20251066 PMAQI
12th Oct 20251187 PMAQI
12th Oct 20251168 PMAQI
12th Oct 20251039 PMAQI
12th Oct 20258610 PMAQI
12th Oct 20257411 PMAQI
13th Oct 20257012 AMAQI
13th Oct 2025721 AMAQI
13th Oct 2025692 AMAQI
13th Oct 2025823 AMAQI
13th Oct 2025874 AMAQI
26°C23/29°C
13th Oct 2025795 AMAQI
13th Oct 2025806 AMAQI
13th Oct 2025907 AMAQI
13th Oct 20251068 AMAQI
13th Oct 20251329 AMAQI
13th Oct 202514410 AMAQI
13th Oct 202512911 AMAQI
13th Oct 202511212 PMAQI
13th Oct 2025861 PMAQI
13th Oct 2025882 PMAQI
13th Oct 2025823 PMAQI
13th Oct 2025764 PMAQI
13th Oct 2025785 PMAQI
13th Oct 2025896 PMAQI
13th Oct 20251037 PMAQI
13th Oct 20251098 PMAQI
13th Oct 20251089 PMAQI
13th Oct 20259110 PMAQI
13th Oct 20259111 PMAQI
14th Oct 20258312 AMAQI
14th Oct 2025711 AMAQI
14th Oct 2025632 AMAQI
14th Oct 2025483 AMAQI
14th Oct 2025454 AMAQI
24°C22/25°C
14th Oct 2025485 AMAQI
14th Oct 2025486 AMAQI
14th Oct 2025597 AMAQI
14th Oct 2025568 AMAQI
14th Oct 2025559 AMAQI
14th Oct 20255610 AMAQI
14th Oct 20253611 AMAQI
14th Oct 20254012 PMAQI
14th Oct 2025451 PMAQI
14th Oct 2025442 PMAQI
14th Oct 2025503 PMAQI
14th Oct 2025484 PMAQI
14th Oct 2025395 PMAQI
14th Oct 2025396 PMAQI
14th Oct 2025387 PMAQI
14th Oct 2025468 PMAQI
14th Oct 2025559 PMAQI
14th Oct 20255910 PMAQI
14th Oct 20256111 PMAQI
15th Oct 20256112 AMAQI
15th Oct 2025651 AMAQI
15th Oct 2025592 AMAQI
15th Oct 2025503 AMAQI
15th Oct 2025494 AMAQI
21°C20/21°C
15th Oct 2025495 AMAQI
15th Oct 2025446 AMAQI
15th Oct 2025467 AMAQI
15th Oct 2025538 AMAQI
15th Oct 2025579 AMAQI
15th Oct 20255710 AMAQI
15th Oct 20255111 AMAQI
15th Oct 20254212 PMAQI
15th Oct 2025471 PMAQI
15th Oct 2025562 PMAQI
15th Oct 2025623 PMAQI
15th Oct 2025694 PMAQI
15th Oct 2025655 PMAQI
15th Oct 2025676 PMAQI
15th Oct 2025727 PMAQI
15th Oct 2025778 PMAQI
15th Oct 2025899 PMAQI
15th Oct 202512010 PMAQI
15th Oct 202513311 PMAQI
16th Oct 202514212 AMAQI
16th Oct 20251441 AMAQI
16th Oct 20251152 AMAQI
16th Oct 2025903 AMAQI
16th Oct 2025634 AMAQI
24°C21/27°C
16th Oct 2025435 AMAQI
16th Oct 2025456 AMAQI
16th Oct 2025507 AMAQI
16th Oct 2025508 AMAQI
16th Oct 2025479 AMAQI
16th Oct 20254610 AMAQI
16th Oct 20254811 AMAQI
16th Oct 20254712 PMAQI
16th Oct 2025441 PMAQI
16th Oct 2025432 PMAQI
16th Oct 2025423 PMAQI
16th Oct 2025404 PMAQI
16th Oct 2025455 PMAQI
16th Oct 2025456 PMAQI
16th Oct 2025427 PMAQI
16th Oct 2025418 PMAQI
16th Oct 2025409 PMAQI
16th Oct 20254210 PMAQI
16th Oct 20253611 PMAQI
17th Oct 20253912 AMAQI
17th Oct 2025401 AMAQI
17th Oct 2025442 AMAQI
17th Oct 2025473 AMAQI
17th Oct 2025484 AMAQI
22°C21/24°C
17th Oct 2025475 AMAQI
17th Oct 2025476 AMAQI
17th Oct 2025467 AMAQI
17th Oct 2025418 AMAQI
17th Oct 2025389 AMAQI
17th Oct 20254310 AMAQI
17th Oct 20254011 AMAQI
17th Oct 20253912 PMAQI
17th Oct 2025351 PMAQI
17th Oct 2025402 PMAQI
17th Oct 2025443 PMAQI
17th Oct 2025404 PMAQI
17th Oct 2025425 PMAQI
17th Oct 2025546 PMAQI
17th Oct 2025587 PMAQI
17th Oct 2025548 PMAQI
17th Oct 2025509 PMAQI
17th Oct 20255510 PMAQI
17th Oct 20255411 PMAQI
18th Oct 20254812 AMAQI
18th Oct 2025461 AMAQI
18th Oct 2025482 AMAQI
18th Oct 2025523 AMAQI
18th Oct 2025564 AMAQI
23°C21/26°C
18th Oct 2025545 AMAQI
5 AM18th Oct 2025576 AMAQI
18th Oct 2025527 AMAQI
18th Oct 2025438 AMAQI
18th Oct 2025409 AMAQI
18th Oct 20253410 AMAQI
18th Oct 20253911 AMAQI
11 AM18th Oct 20254012 PMAQI
18th Oct 2025211 PMAQI
18th Oct 2025172 PMAQI
18th Oct 2025273 PMAQI
18th Oct 2025474 PMAQI
18th Oct 2025395 PMAQI
5 PM18th Oct 2025476 PMAQI
18th Oct 2025377 PMAQI
18th Oct 2025398 PMAQI
18th Oct 2025399 PMAQI
18th Oct 20253910 PMAQI
11 PM
4 AM
--°C/°C
Day time
Avg. Highest Time
2 PM - 4 PM
54AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
8 AM - 1 PM
51AQI
6 hours / Day
180 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 2 PM to 4 PM (Avg. 54), while the lowest AQI was between 8 AM to 1 PM (Avg. 51).
Night time
Avg. Highest Time
9 PM - 11 PM
61AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
12 AM - 6 PM
56AQI
6 hours / Day
180 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 PM to 11 PM (Avg. 61), while the lowest AQI was between 12 AM to 6 PM (Avg. 56).
2025 Days Vs Air Quality
Zilang School, Nantong, Jiangsu, China
2025
17%
49
65%
189
16%
47
2%
5
Total number of days with different AQI categories in last 291 days in 2025 (74 days remaining)
Good
49 DaysModerate
189 DaysPoor
47 DaysUnhealthy
5 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 17%
Health Risk Level:
Extreme
In 2025, 17% of 291 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
Zilang School, Nantong, 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.
-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
113AQI
113AQI
2nd January 2025
86AQI
86AQI
3rd January 2025
98AQI
98AQI
4th January 2025
83AQI
83AQI
5th January 2025
143AQI
143AQI
6th January 2025
127AQI
127AQI
7th January 2025
117AQI
117AQI
8th January 2025
122AQI
122AQI
9th January 2025
68AQI
68AQI
10th January 2025
84AQI
84AQI
11th January 2025
107AQI
107AQI
12th January 2025
115AQI
115AQI
13th January 2025
136AQI
136AQI
14th January 2025
150AQI
150AQI
15th January 2025
82AQI
82AQI
16th January 2025
116AQI
116AQI
17th January 2025
124AQI
124AQI
18th January 2025
127AQI
127AQI
19th January 2025
154AQI
154AQI
20th January 2025
174AQI
174AQI
21st January 2025
165AQI
165AQI
22nd January 2025
109AQI
109AQI
23rd January 2025
101AQI
101AQI
24th January 2025
77AQI
77AQI
25th January 2025
65AQI
65AQI
26th January 2025
84AQI
84AQI
27th January 2025
70AQI
70AQI
28th January 2025
92AQI
92AQI
29th January 2025
123AQI
123AQI
30th January 2025
94AQI
94AQI
31st January 2025
112AQI
112AQI
1st February 2025
62AQI
62AQI
2nd February 2025
112AQI
112AQI
3rd February 2025
105AQI
105AQI
4th February 2025
113AQI
113AQI
5th February 2025
104AQI
104AQI
6th February 2025
80AQI
80AQI
7th February 2025
71AQI
71AQI
8th February 2025
65AQI
65AQI
9th February 2025
80AQI
80AQI
10th February 2025
93AQI
93AQI
11th February 2025
68AQI
68AQI
12th February 2025
136AQI
136AQI
13th February 2025
82AQI
82AQI
14th February 2025
92AQI
92AQI
15th February 2025
79AQI
79AQI
16th February 2025
143AQI
143AQI
17th February 2025
72AQI
72AQI
18th February 2025
102AQI
102AQI
19th February 2025
75AQI
75AQI
20th February 2025
66AQI
66AQI
21st February 2025
69AQI
69AQI
22nd February 2025
87AQI
87AQI
23rd February 2025
90AQI
90AQI
24th February 2025
101AQI
101AQI
25th February 2025
136AQI
136AQI
26th February 2025
148AQI
148AQI
27th February 2025
164AQI
164AQI
28th February 2025
135AQI
135AQI
1st March 2025
122AQI
122AQI
2nd March 2025
118AQI
118AQI
3rd March 2025
66AQI
66AQI
4th March 2025
62AQI
62AQI
5th March 2025
56AQI
56AQI
6th March 2025
78AQI
78AQI
7th March 2025
83AQI
83AQI
8th March 2025
122AQI
122AQI
9th March 2025
82AQI
82AQI
10th March 2025
88AQI
88AQI
11th March 2025
111AQI
111AQI
12th March 2025
72AQI
72AQI
13th March 2025
78AQI
78AQI
14th March 2025
61AQI
61AQI
15th March 2025
62AQI
62AQI
16th March 2025
76AQI
76AQI
17th March 2025
74AQI
74AQI
18th March 2025
65AQI
65AQI
19th March 2025
84AQI
84AQI
20th March 2025
104AQI
104AQI
21st March 2025
96AQI
96AQI
22nd March 2025
100AQI
100AQI
23rd March 2025
110AQI
110AQI
24th March 2025
102AQI
102AQI
25th March 2025
114AQI
114AQI
26th March 2025
129AQI
129AQI
27th March 2025
112AQI
112AQI
28th March 2025
88AQI
88AQI
29th March 2025
95AQI
95AQI
30th March 2025
69AQI
69AQI
31st March 2025
68AQI
68AQI
1st April 2025
73AQI
73AQI
2nd April 2025
106AQI
106AQI
3rd April 2025
78AQI
78AQI
4th April 2025
86AQI
86AQI
5th April 2025
101AQI
101AQI
6th April 2025
107AQI
107AQI
7th April 2025
108AQI
108AQI
8th April 2025
118AQI
118AQI
9th April 2025
136AQI
136AQI
10th April 2025
110AQI
110AQI
11th April 2025
134AQI
134AQI
12th April 2025
157AQI
157AQI
13th April 2025
101AQI
101AQI
14th April 2025
77AQI
77AQI
15th April 2025
76AQI
76AQI
16th April 2025
75AQI
75AQI
17th April 2025
87AQI
87AQI
18th April 2025
93AQI
93AQI
19th April 2025
97AQI
97AQI
20th April 2025
69AQI
69AQI
21st April 2025
79AQI
79AQI
22nd April 2025
72AQI
72AQI
23rd April 2025
98AQI
98AQI
24th April 2025
95AQI
95AQI
25th April 2025
71AQI
71AQI
26th April 2025
62AQI
62AQI
27th April 2025
72AQI
72AQI
28th April 2025
69AQI
69AQI
29th April 2025
80AQI
80AQI
30th April 2025
83AQI
83AQI
1st May 2025
76AQI
76AQI
2nd May 2025
79AQI
79AQI
3rd May 2025
67AQI
67AQI
4th May 2025
49AQI
49AQI
5th May 2025
66AQI
66AQI
6th May 2025
94AQI
94AQI
7th May 2025
81AQI
81AQI
8th May 2025
69AQI
69AQI
9th May 2025
47AQI
47AQI
10th May 2025
60AQI
60AQI
11th May 2025
68AQI
68AQI
12th May 2025
73AQI
73AQI
13th May 2025
74AQI
74AQI
14th May 2025
77AQI
77AQI
15th May 2025
102AQI
102AQI
16th May 2025
60AQI
60AQI
17th May 2025
86AQI
86AQI
18th May 2025
66AQI
66AQI
19th May 2025
83AQI
83AQI
20th May 2025
74AQI
74AQI
21st May 2025
58AQI
58AQI
22nd May 2025
72AQI
72AQI
23rd May 2025
50AQI
50AQI
24th May 2025
85AQI
85AQI
25th May 2025
72AQI
72AQI
26th May 2025
81AQI
81AQI
27th May 2025
67AQI
67AQI
28th May 2025
70AQI
70AQI
29th May 2025
84AQI
84AQI
30th May 2025
85AQI
85AQI
31st May 2025
87AQI
87AQI
1st June 2025
53AQI
53AQI
2nd June 2025
39AQI
39AQI
3rd June 2025
74AQI
74AQI
4th June 2025
95AQI
95AQI
5th June 2025
73AQI
73AQI
6th June 2025
77AQI
77AQI
7th June 2025
67AQI
67AQI
8th June 2025
38AQI
38AQI
9th June 2025
53AQI
53AQI
10th June 2025
50AQI
50AQI
11th June 2025
51AQI
51AQI
12th June 2025
47AQI
47AQI
13th June 2025
38AQI
38AQI
14th June 2025
62AQI
62AQI
15th June 2025
45AQI
45AQI
16th June 2025
52AQI
52AQI
17th June 2025
59AQI
59AQI
18th June 2025
59AQI
59AQI
19th June 2025
56AQI
56AQI
20th June 2025
50AQI
50AQI
21st June 2025
44AQI
44AQI
22nd June 2025
29AQI
29AQI
23rd June 2025
33AQI
33AQI
24th June 2025
36AQI
36AQI
25th June 2025
57AQI
57AQI
26th June 2025
66AQI
66AQI
27th June 2025
61AQI
61AQI
28th June 2025
54AQI
54AQI
29th June 2025
56AQI
56AQI
30th June 2025
55AQI
55AQI
1st July 2025
50AQI
50AQI
2nd July 2025
56AQI
56AQI
3rd July 2025
58AQI
58AQI
4th July 2025
62AQI
62AQI
5th July 2025
67AQI
67AQI
6th July 2025
66AQI
66AQI
7th July 2025
52AQI
52AQI
8th July 2025
44AQI
44AQI
9th July 2025
44AQI
44AQI
10th July 2025
70AQI
70AQI
11th July 2025
54AQI
54AQI
12th July 2025
49AQI
49AQI
13th July 2025
57AQI
57AQI
14th July 2025
57AQI
57AQI
15th July 2025
72AQI
72AQI
16th July 2025
72AQI
72AQI
17th July 2025
63AQI
63AQI
18th July 2025
56AQI
56AQI
19th July 2025
46AQI
46AQI
20th July 2025
43AQI
43AQI
21st July 2025
39AQI
39AQI
22nd July 2025
37AQI
37AQI
23rd July 2025
35AQI
35AQI
24th July 2025
42AQI
42AQI
25th July 2025
41AQI
41AQI
26th July 2025
34AQI
34AQI
27th July 2025
33AQI
33AQI
28th July 2025
33AQI
33AQI
29th July 2025
32AQI
32AQI
30th July 2025
30AQI
30AQI
31st July 2025
38AQI
38AQI
1st August 2025
54AQI
54AQI
2nd August 2025
55AQI
55AQI
3rd August 2025
55AQI
55AQI
4th August 2025
57AQI
57AQI
5th August 2025
57AQI
57AQI
6th August 2025
57AQI
57AQI
7th August 2025
51AQI
51AQI
8th August 2025
55AQI
55AQI
9th August 2025
55AQI
55AQI
10th August 2025
42AQI
42AQI
11th August 2025
51AQI
51AQI
12th August 2025
59AQI
59AQI
13th August 2025
54AQI
54AQI
14th August 2025
47AQI
47AQI
15th August 2025
46AQI
46AQI
16th August 2025
50AQI
50AQI
17th August 2025
54AQI
54AQI
18th August 2025
54AQI
54AQI
19th August 2025
56AQI
56AQI
20th August 2025
59AQI
59AQI
21st August 2025
64AQI
64AQI
22nd August 2025
59AQI
59AQI
23rd August 2025
57AQI
57AQI
24th August 2025
56AQI
56AQI
25th August 2025
59AQI
59AQI
26th August 2025
59AQI
59AQI
27th August 2025
58AQI
58AQI
28th August 2025
55AQI
55AQI
29th August 2025
57AQI
57AQI
30th August 2025
53AQI
53AQI
31st August 2025
55AQI
55AQI
1st September 2025
58AQI
58AQI
2nd September 2025
54AQI
54AQI
3rd September 2025
59AQI
59AQI
4th September 2025
67AQI
67AQI
5th September 2025
64AQI
64AQI
6th September 2025
65AQI
65AQI
7th September 2025
72AQI
72AQI
8th September 2025
60AQI
60AQI
9th September 2025
54AQI
54AQI
10th September 2025
54AQI
54AQI
11th September 2025
57AQI
57AQI
12th September 2025
59AQI
59AQI
13th September 2025
59AQI
59AQI
14th September 2025
62AQI
62AQI
15th September 2025
61AQI
61AQI
16th September 2025
68AQI
68AQI
17th September 2025
63AQI
63AQI
18th September 2025
44AQI
44AQI
19th September 2025
45AQI
45AQI
20th September 2025
45AQI
45AQI
21st September 2025
45AQI
45AQI
22nd September 2025
46AQI
46AQI
23rd September 2025
42AQI
42AQI
24th September 2025
36AQI
36AQI
25th September 2025
33AQI
33AQI
26th September 2025
36AQI
36AQI
27th September 2025
32AQI
32AQI
28th September 2025
47AQI
47AQI
29th September 2025
40AQI
40AQI
30th September 2025
61AQI
61AQI
1st October 2025
83AQI
83AQI
2nd October 2025
65AQI
65AQI
3rd October 2025
56AQI
56AQI
4th October 2025
65AQI
65AQI
5th October 2025
62AQI
62AQI
6th October 2025
87AQI
87AQI
7th October 2025
72AQI
72AQI
8th October 2025
49AQI
49AQI
9th October 2025
52AQI
52AQI
10th October 2025
52AQI
52AQI
11th October 2025
73AQI
73AQI
12th October 2025
94AQI
94AQI
13th October 2025
93AQI
93AQI
14th October 2025
51AQI
51AQI
15th October 2025
66AQI
66AQI
16th October 2025
58AQI
58AQI
17th October 2025
45AQI
45AQI
18th October 2025
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
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
110AQI
98AQI
89AQI
92AQI
73AQI
54AQI
49AQI
55AQI
53AQI
66AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202574AQI
12
16
3
16
11
1
21
10
20
9
1
3
27
1
11
19
17
14
4
27
12
18
2
15
49
189
47
5
Highest AQI recorded in
January110AQI
Lowest AQI recorded in
July49AQI
202468AQI
3
10
6
12
7
12
5
4
1
21
10
13
15
2
15
16
21
9
26
5
19
12
23
7
11
19
1
8
16
6
10
21
146
152
51
16
1
Highest AQI recorded in
January119AQI
Lowest AQI recorded in
July37AQI
202377AQI
3
10
15
3
4
17
6
1
1
16
11
3
18
11
1
7
19
5
10
17
3
18
13
25
6
18
12
11
12
7
1
3
12
10
1
3
9
10
8
1
103
161
78
17
2
Highest AQI recorded in
December115AQI
Lowest AQI recorded in
August40AQI
202279AQI
2
12
9
8
1
11
8
1
5
12
12
2
2
11
4
5
21
5
9
16
5
10
12
2
14
14
1
4
26
1
3
23
2
2
17
10
4
55
177
57
17
Highest AQI recorded in
January112AQI
Lowest AQI recorded in
July53AQI
202187AQI
11
13
7
16
9
3
17
12
1
1
3
19
8
19
9
2
1
2
22
6
9
18
4
5
13
3
17
11
2
14
13
3
1
4
15
10
1
1
9
13
8
55
183
92
23
1
1
Highest AQI recorded in
December119AQI
Lowest AQI recorded in
September52AQI
202093AQI
4
7
2
9
10
2
1
6
11
26
4
2
25
4
2
26
3
1
15
8
1
20
9
1
16
11
3
2
5
14
9
1
13
155
76
15
1
Highest AQI recorded in
December127AQI
Lowest AQI recorded in
March67AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2020(Avg.)
93AQILeast Polluted Year Recorded
2024(Avg.)
68AQIZilang School's annual 2025 AQI (74) shows an average percentage change of -7.5% (improved AQI) compared to previous years: 2020 (93), 2021 (87), 2022 (79), 2023 (77), 2024 (68).
