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HistoryAQIPM2.5PM10COSO2NO2O3

Huilong, 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

Huilong, Jiangsu, China

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
15th Oct 2023
148AQI
Lowest AQI recorded on
26th Oct 2024
30AQI

Same Day Analysis (14th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 126 of Poor air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 14th Oct - 15th Oct 2025

Huilong, Jiangsu, China

AQI
Day
Night
.

5 AM14th Oct 2025

5 PM

4 AM15th Oct 2025

Day time
Avg. Highest Time
5AM14th Oct

138AQI

Avg. Lowest Time
5PM14th Oct

65AQI

Night time
Avg. Highest Time
6PM14th Oct

64AQI

Avg. Lowest Time
3AM15th Oct

49AQI

In the last 24 hours,

Huilong's AQI reached its highest point of 138 at 5 AM during the Day, while the lowest point, 49, was recorded at 3 AM during the Night between 14th Oct and 15th Oct 2025.

Day & Night AQI Trend : Sep - Oct 2025

Huilong, Jiangsu, China

SepOct
15th - 16th16th - 17th17th - 18th18th - 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
Day
Night
15th Sep 2025565 AMAQI
15th Sep 2025566 AMAQI
15th Sep 2025567 AMAQI
15th Sep 2025558 AMAQI
15th Sep 2025569 AMAQI
15th Sep 20256210 AMAQI
15th Sep 20255811 AMAQI
15th Sep 20255812 PMAQI
15th Sep 2025641 PMAQI
15th Sep 2025642 PMAQI
15th Sep 2025563 PMAQI
15th Sep 2025554 PMAQI
15th Sep 2025535 PMAQI
15th Sep 2025566 PMAQI
15th Sep 2025587 PMAQI
15th Sep 2025568 PMAQI
15th Sep 2025569 PMAQI
15th Sep 20256010 PMAQI
15th Sep 20255811 PMAQI
16th Sep 20255712 AMAQI
16th Sep 2025571 AMAQI
16th Sep 2025572 AMAQI
16th Sep 2025573 AMAQI
16th Sep 2025574 AMAQI

28°C25/31°C

16th Sep 2025585 AMAQI
16th Sep 2025576 AMAQI
16th Sep 2025577 AMAQI
16th Sep 2025508 AMAQI
16th Sep 2025449 AMAQI
16th Sep 20255010 AMAQI
16th Sep 20254811 AMAQI
16th Sep 20255112 PMAQI
16th Sep 2025551 PMAQI
16th Sep 2025612 PMAQI
16th Sep 2025613 PMAQI
16th Sep 2025584 PMAQI
16th Sep 2025625 PMAQI
16th Sep 2025626 PMAQI
16th Sep 2025597 PMAQI
16th Sep 2025568 PMAQI
16th Sep 2025569 PMAQI
16th Sep 20255810 PMAQI
16th Sep 20255611 PMAQI
17th Sep 20255612 AMAQI
17th Sep 2025571 AMAQI
17th Sep 2025572 AMAQI
17th Sep 2025573 AMAQI
17th Sep 2025574 AMAQI

29°C27/31°C

17th Sep 2025575 AMAQI
17th Sep 2025576 AMAQI
17th Sep 2025577 AMAQI
17th Sep 2025518 AMAQI
17th Sep 2025469 AMAQI
17th Sep 20254610 AMAQI
17th Sep 20255211 AMAQI
17th Sep 20255412 PMAQI
17th Sep 2025501 PMAQI
17th Sep 2025552 PMAQI
17th Sep 2025543 PMAQI
17th Sep 2025484 PMAQI
17th Sep 2025535 PMAQI
17th Sep 2025506 PMAQI
17th Sep 2025547 PMAQI
17th Sep 2025538 PMAQI
17th Sep 2025569 PMAQI
17th Sep 20255110 PMAQI
17th Sep 20255311 PMAQI
18th Sep 20255312 AMAQI
18th Sep 2025571 AMAQI
18th Sep 2025572 AMAQI
18th Sep 2025573 AMAQI
18th Sep 2025564 AMAQI

28°C25/30°C

18th Sep 2025565 AMAQI
18th Sep 2025576 AMAQI
18th Sep 2025567 AMAQI
18th Sep 2025498 AMAQI
18th Sep 2025489 AMAQI
18th Sep 20254810 AMAQI
18th Sep 20254711 AMAQI
18th Sep 20254512 PMAQI
18th Sep 2025441 PMAQI
18th Sep 2025472 PMAQI
18th Sep 2025423 PMAQI
18th Sep 2025444 PMAQI
18th Sep 2025455 PMAQI
18th Sep 2025466 PMAQI
18th Sep 2025487 PMAQI
18th Sep 2025538 PMAQI
18th Sep 2025539 PMAQI
18th Sep 20255310 PMAQI
18th Sep 20255211 PMAQI
19th Sep 20255112 AMAQI
19th Sep 2025551 AMAQI
19th Sep 2025562 AMAQI
19th Sep 2025563 AMAQI
19th Sep 2025554 AMAQI

25°C24/26°C

19th Sep 2025555 AMAQI
19th Sep 2025556 AMAQI
19th Sep 2025547 AMAQI
19th Sep 2025448 AMAQI
19th Sep 2025409 AMAQI
19th Sep 20253810 AMAQI
19th Sep 20254111 AMAQI
19th Sep 20254112 PMAQI
19th Sep 2025411 PMAQI
19th Sep 2025422 PMAQI
19th Sep 2025443 PMAQI
19th Sep 2025474 PMAQI
19th Sep 2025495 PMAQI
19th Sep 2025486 PMAQI
19th Sep 2025527 PMAQI
19th Sep 2025548 PMAQI
19th Sep 2025549 PMAQI
19th Sep 20255210 PMAQI
19th Sep 20255311 PMAQI
20th Sep 20255212 AMAQI
20th Sep 2025541 AMAQI
20th Sep 2025542 AMAQI
20th Sep 2025543 AMAQI
20th Sep 2025534 AMAQI

26°C24/27°C

20th Sep 2025535 AMAQI
20th Sep 2025536 AMAQI
20th Sep 2025537 AMAQI
20th Sep 2025528 AMAQI
20th Sep 2025539 AMAQI
20th Sep 20254810 AMAQI
20th Sep 20254611 AMAQI
20th Sep 20254312 PMAQI
20th Sep 2025441 PMAQI
20th Sep 2025422 PMAQI
20th Sep 2025403 PMAQI
20th Sep 2025404 PMAQI
20th Sep 2025405 PMAQI
20th Sep 2025406 PMAQI
20th Sep 2025437 PMAQI
20th Sep 2025498 PMAQI
20th Sep 2025519 PMAQI
20th Sep 20255110 PMAQI
20th Sep 20255011 PMAQI
21st Sep 20255212 AMAQI
21st Sep 2025521 AMAQI
21st Sep 2025542 AMAQI
21st Sep 2025543 AMAQI
21st Sep 2025534 AMAQI

24°C23/25°C

21st Sep 2025535 AMAQI
21st Sep 2025536 AMAQI
21st Sep 2025537 AMAQI
21st Sep 2025528 AMAQI
21st Sep 2025489 AMAQI
21st Sep 20254510 AMAQI
21st Sep 20254311 AMAQI
21st Sep 20254212 PMAQI
21st Sep 2025431 PMAQI
21st Sep 2025422 PMAQI
21st Sep 2025423 PMAQI
21st Sep 2025444 PMAQI
21st Sep 2025375 PMAQI
21st Sep 2025346 PMAQI
21st Sep 2025427 PMAQI
21st Sep 2025498 PMAQI
21st Sep 2025479 PMAQI
21st Sep 20254710 PMAQI
21st Sep 20254811 PMAQI
22nd Sep 20254812 AMAQI
22nd Sep 2025541 AMAQI
22nd Sep 2025542 AMAQI
22nd Sep 2025533 AMAQI
22nd Sep 2025524 AMAQI

24°C23/25°C

22nd Sep 2025525 AMAQI
22nd Sep 2025526 AMAQI
22nd Sep 2025527 AMAQI
22nd Sep 2025418 AMAQI
22nd Sep 2025379 AMAQI
22nd Sep 20253910 AMAQI
22nd Sep 20254311 AMAQI
22nd Sep 20254412 PMAQI
22nd Sep 2025451 PMAQI
22nd Sep 2025442 PMAQI
22nd Sep 2025433 PMAQI
22nd Sep 2025444 PMAQI
22nd Sep 2025445 PMAQI
22nd Sep 2025436 PMAQI
22nd Sep 2025477 PMAQI
22nd Sep 2025508 PMAQI
22nd Sep 2025509 PMAQI
22nd Sep 20255010 PMAQI
22nd Sep 20255111 PMAQI
23rd Sep 20255112 AMAQI
23rd Sep 2025531 AMAQI
23rd Sep 2025532 AMAQI
23rd Sep 2025523 AMAQI
23rd Sep 2025514 AMAQI

25°C23/28°C

23rd Sep 2025515 AMAQI
23rd Sep 2025516 AMAQI
23rd Sep 2025517 AMAQI
23rd Sep 2025408 AMAQI
23rd Sep 2025419 AMAQI
23rd Sep 20254510 AMAQI
23rd Sep 20254211 AMAQI
23rd Sep 20254712 PMAQI
23rd Sep 2025471 PMAQI
23rd Sep 2025482 PMAQI
23rd Sep 2025463 PMAQI
23rd Sep 2025444 PMAQI
23rd Sep 2025455 PMAQI
23rd Sep 2025476 PMAQI
23rd Sep 2025487 PMAQI
23rd Sep 2025518 PMAQI
23rd Sep 2025509 PMAQI
23rd Sep 20254910 PMAQI
23rd Sep 20254911 PMAQI
24th Sep 20254812 AMAQI
24th Sep 2025521 AMAQI
24th Sep 2025522 AMAQI
24th Sep 2025513 AMAQI
24th Sep 2025514 AMAQI

27°C26/28°C

24th Sep 2025515 AMAQI
24th Sep 2025516 AMAQI
24th Sep 2025517 AMAQI
24th Sep 2025408 AMAQI
24th Sep 2025349 AMAQI
24th Sep 20253610 AMAQI
24th Sep 20253611 AMAQI
24th Sep 20253812 PMAQI
24th Sep 2025371 PMAQI
24th Sep 2025382 PMAQI
24th Sep 2025393 PMAQI
24th Sep 2025404 PMAQI
24th Sep 2025395 PMAQI
24th Sep 2025396 PMAQI
24th Sep 2025417 PMAQI
24th Sep 2025458 PMAQI
24th Sep 2025459 PMAQI
24th Sep 20254310 PMAQI
24th Sep 20254311 PMAQI
25th Sep 20254412 AMAQI
25th Sep 2025501 AMAQI
25th Sep 2025512 AMAQI
25th Sep 2025513 AMAQI
25th Sep 2025504 AMAQI

27°C26/28°C

25th Sep 2025505 AMAQI
25th Sep 2025506 AMAQI
25th Sep 2025507 AMAQI
25th Sep 2025378 AMAQI
25th Sep 2025339 AMAQI
25th Sep 20253310 AMAQI
25th Sep 20253511 AMAQI
25th Sep 20253412 PMAQI
25th Sep 2025381 PMAQI
25th Sep 2025382 PMAQI
25th Sep 2025393 PMAQI
25th Sep 2025384 PMAQI
25th Sep 2025345 PMAQI
25th Sep 2025336 PMAQI
25th Sep 2025407 PMAQI
25th Sep 2025418 PMAQI
25th Sep 2025369 PMAQI
25th Sep 20253310 PMAQI
25th Sep 20253211 PMAQI
26th Sep 20253412 AMAQI
26th Sep 2025301 AMAQI
26th Sep 2025352 AMAQI
26th Sep 2025373 AMAQI
26th Sep 2025284 AMAQI

27°C26/30°C

26th Sep 2025275 AMAQI
26th Sep 2025296 AMAQI
26th Sep 2025307 AMAQI
26th Sep 2025348 AMAQI
26th Sep 2025379 AMAQI
26th Sep 20254010 AMAQI
26th Sep 20254311 AMAQI
26th Sep 20254612 PMAQI
26th Sep 2025451 PMAQI
26th Sep 2025462 PMAQI
26th Sep 2025453 PMAQI
26th Sep 2025464 PMAQI
26th Sep 2025475 PMAQI
26th Sep 2025456 PMAQI
26th Sep 2025407 PMAQI
26th Sep 2025398 PMAQI
26th Sep 2025429 PMAQI
26th Sep 20254610 PMAQI
26th Sep 20254811 PMAQI
27th Sep 20254912 AMAQI
27th Sep 2025441 AMAQI
27th Sep 2025452 AMAQI
27th Sep 2025483 AMAQI
27th Sep 2025534 AMAQI

27°C26/30°C

27th Sep 2025515 AMAQI
27th Sep 2025496 AMAQI
27th Sep 2025527 AMAQI
27th Sep 2025548 AMAQI
27th Sep 2025509 AMAQI
27th Sep 20254710 AMAQI
27th Sep 20254211 AMAQI
27th Sep 20254112 PMAQI
27th Sep 2025461 PMAQI
27th Sep 2025502 PMAQI
27th Sep 2025463 PMAQI
27th Sep 2025474 PMAQI
27th Sep 2025465 PMAQI
27th Sep 2025486 PMAQI
27th Sep 2025467 PMAQI
27th Sep 2025468 PMAQI
27th Sep 2025449 PMAQI
27th Sep 20254110 PMAQI
27th Sep 20254211 PMAQI
28th Sep 20254312 AMAQI
28th Sep 2025441 AMAQI
28th Sep 2025442 AMAQI
28th Sep 2025463 AMAQI
28th Sep 2025524 AMAQI

27°C24/29°C

28th Sep 2025535 AMAQI
28th Sep 2025506 AMAQI
28th Sep 2025507 AMAQI
28th Sep 2025498 AMAQI
28th Sep 2025499 AMAQI
28th Sep 20255010 AMAQI
28th Sep 20255211 AMAQI
28th Sep 20255312 PMAQI
28th Sep 2025541 PMAQI
28th Sep 2025552 PMAQI
28th Sep 2025553 PMAQI
28th Sep 2025554 PMAQI
28th Sep 2025575 PMAQI
28th Sep 2025596 PMAQI
28th Sep 2025587 PMAQI
28th Sep 2025608 PMAQI
28th Sep 2025639 PMAQI
28th Sep 20256010 PMAQI
28th Sep 20255711 PMAQI
29th Sep 20255912 AMAQI
29th Sep 2025641 AMAQI
29th Sep 2025642 AMAQI
29th Sep 2025613 AMAQI
29th Sep 2025574 AMAQI

27°C25/30°C

29th Sep 2025555 AMAQI
29th Sep 2025556 AMAQI
29th Sep 2025537 AMAQI
29th Sep 2025548 AMAQI
29th Sep 2025509 AMAQI
29th Sep 20254810 AMAQI
29th Sep 20254611 AMAQI
29th Sep 20254612 PMAQI
29th Sep 2025451 PMAQI
29th Sep 2025462 PMAQI
29th Sep 2025453 PMAQI
29th Sep 2025444 PMAQI
29th Sep 2025515 PMAQI
29th Sep 2025506 PMAQI
29th Sep 2025507 PMAQI
29th Sep 2025478 PMAQI
29th Sep 2025469 PMAQI
29th Sep 20254810 PMAQI
29th Sep 20254611 PMAQI
30th Sep 20255612 AMAQI
30th Sep 2025571 AMAQI
30th Sep 2025592 AMAQI
30th Sep 2025563 AMAQI
30th Sep 2025574 AMAQI

24°C23/26°C

30th Sep 2025625 AMAQI
30th Sep 2025616 AMAQI
30th Sep 2025607 AMAQI
30th Sep 2025618 AMAQI
30th Sep 2025619 AMAQI
30th Sep 20256310 AMAQI
30th Sep 20256111 AMAQI
30th Sep 20256212 PMAQI
30th Sep 2025571 PMAQI
30th Sep 2025552 PMAQI
30th Sep 2025513 PMAQI
30th Sep 2025494 PMAQI
30th Sep 2025515 PMAQI
30th Sep 2025566 PMAQI
30th Sep 2025607 PMAQI
30th Sep 2025558 PMAQI
30th Sep 2025629 PMAQI
30th Sep 20256410 PMAQI
30th Sep 20256511 PMAQI
1st Oct 20256412 AMAQI
1st Oct 2025691 AMAQI
1st Oct 2025722 AMAQI
1st Oct 2025743 AMAQI
1st Oct 2025724 AMAQI

22°C22/22°C

1st Oct 2025755 AMAQI
1st Oct 2025766 AMAQI
1st Oct 2025787 AMAQI
1st Oct 2025818 AMAQI
1st Oct 2025819 AMAQI
1st Oct 20258010 AMAQI
1st Oct 20256911 AMAQI
1st Oct 20256612 PMAQI
1st Oct 2025701 PMAQI
1st Oct 2025702 PMAQI
1st Oct 2025743 PMAQI
1st Oct 2025694 PMAQI
1st Oct 2025695 PMAQI
1st Oct 2025736 PMAQI
1st Oct 2025767 PMAQI
1st Oct 2025788 PMAQI
1st Oct 2025779 PMAQI
1st Oct 20257710 PMAQI
1st Oct 20257811 PMAQI
2nd Oct 20257512 AMAQI
2nd Oct 2025831 AMAQI
2nd Oct 2025842 AMAQI
2nd Oct 2025823 AMAQI
2nd Oct 2025804 AMAQI

24°C21/26°C

2nd Oct 2025795 AMAQI
2nd Oct 2025716 AMAQI
2nd Oct 2025687 AMAQI
2nd Oct 2025688 AMAQI
2nd Oct 2025669 AMAQI
2nd Oct 20256310 AMAQI
2nd Oct 20256311 AMAQI
2nd Oct 20255712 PMAQI
2nd Oct 2025541 PMAQI
2nd Oct 2025552 PMAQI
2nd Oct 2025563 PMAQI
2nd Oct 2025584 PMAQI
2nd Oct 2025585 PMAQI
2nd Oct 2025586 PMAQI
2nd Oct 2025607 PMAQI
2nd Oct 2025598 PMAQI
2nd Oct 2025609 PMAQI
2nd Oct 20255910 PMAQI
2nd Oct 20256111 PMAQI
3rd Oct 20256212 AMAQI
3rd Oct 2025621 AMAQI
3rd Oct 2025592 AMAQI
3rd Oct 2025583 AMAQI
3rd Oct 2025564 AMAQI

26°C24/27°C

3rd Oct 2025575 AMAQI
3rd Oct 2025596 AMAQI
3rd Oct 2025587 AMAQI
3rd Oct 2025608 AMAQI
3rd Oct 2025579 AMAQI
3rd Oct 20255910 AMAQI
3rd Oct 20255811 AMAQI
3rd Oct 20256112 PMAQI
3rd Oct 2025691 PMAQI
3rd Oct 2025692 PMAQI
3rd Oct 2025813 PMAQI
3rd Oct 2025994 PMAQI
3rd Oct 2025985 PMAQI
3rd Oct 20251026 PMAQI
3rd Oct 20251057 PMAQI
3rd Oct 20251228 PMAQI
3rd Oct 20251219 PMAQI
3rd Oct 202510510 PMAQI
3rd Oct 20259411 PMAQI
4th Oct 20259612 AMAQI
4th Oct 2025871 AMAQI
4th Oct 2025782 AMAQI
4th Oct 2025753 AMAQI
4th Oct 2025634 AMAQI

25°C22/26°C

4th Oct 2025615 AMAQI
4th Oct 2025626 AMAQI
4th Oct 2025637 AMAQI
4th Oct 2025678 AMAQI
4th Oct 2025669 AMAQI
4th Oct 20256410 AMAQI
4th Oct 20256411 AMAQI
4th Oct 20256312 PMAQI
4th Oct 2025621 PMAQI
4th Oct 2025592 PMAQI
4th Oct 2025623 PMAQI
4th Oct 2025684 PMAQI
4th Oct 2025735 PMAQI
4th Oct 2025696 PMAQI
4th Oct 2025677 PMAQI
4th Oct 2025688 PMAQI
4th Oct 2025639 PMAQI
4th Oct 20256110 PMAQI
4th Oct 20255211 PMAQI
5th Oct 20255212 AMAQI
5th Oct 2025511 AMAQI
5th Oct 2025492 AMAQI
5th Oct 2025563 AMAQI
5th Oct 2025554 AMAQI

24°C23/27°C

5th Oct 2025585 AMAQI
5th Oct 2025626 AMAQI
5th Oct 2025617 AMAQI
5th Oct 2025628 AMAQI
5th Oct 2025599 AMAQI
5th Oct 20256010 AMAQI
5th Oct 20255811 AMAQI
5th Oct 20255912 PMAQI
5th Oct 2025631 PMAQI
5th Oct 2025632 PMAQI
5th Oct 2025643 PMAQI
5th Oct 2025694 PMAQI
5th Oct 2025735 PMAQI
5th Oct 2025746 PMAQI
5th Oct 2025727 PMAQI
5th Oct 2025688 PMAQI
5th Oct 2025699 PMAQI
5th Oct 20256710 PMAQI
5th Oct 20257311 PMAQI
6th Oct 20257012 AMAQI
6th Oct 2025701 AMAQI
6th Oct 2025732 AMAQI
6th Oct 2025723 AMAQI
6th Oct 2025664 AMAQI

26°C24/29°C

6th Oct 2025675 AMAQI
6th Oct 2025676 AMAQI
6th Oct 2025597 AMAQI
6th Oct 2025608 AMAQI
6th Oct 2025589 AMAQI
6th Oct 20256010 AMAQI
6th Oct 20256011 AMAQI
6th Oct 20256712 PMAQI
6th Oct 2025701 PMAQI
6th Oct 2025772 PMAQI
6th Oct 2025813 PMAQI
6th Oct 2025804 PMAQI
6th Oct 2025775 PMAQI
6th Oct 2025826 PMAQI
6th Oct 2025797 PMAQI
6th Oct 2025828 PMAQI
6th Oct 2025889 PMAQI
6th Oct 20259310 PMAQI
6th Oct 20258811 PMAQI
7th Oct 20258212 AMAQI
7th Oct 2025891 AMAQI

28°C26/31°C

7th Oct 2025727 PMAQI
7th Oct 2025718 PMAQI
7th Oct 2025669 PMAQI
7th Oct 20256410 PMAQI
7th Oct 20256411 PMAQI
8th Oct 20256412 AMAQI
8th Oct 2025581 AMAQI
8th Oct 2025562 AMAQI
8th Oct 2025563 AMAQI
8th Oct 2025564 AMAQI

25°C24/27°C

8th Oct 2025595 AMAQI
8th Oct 2025606 AMAQI
8th Oct 2025597 AMAQI
8th Oct 2025598 AMAQI
8th Oct 2025569 AMAQI
8th Oct 20255510 AMAQI
8th Oct 20255311 AMAQI
8th Oct 20255112 PMAQI
8th Oct 2025521 PMAQI
8th Oct 2025572 PMAQI
8th Oct 2025563 PMAQI
8th Oct 2025494 PMAQI
8th Oct 2025525 PMAQI
8th Oct 2025486 PMAQI
8th Oct 2025487 PMAQI
8th Oct 2025488 PMAQI
8th Oct 2025549 PMAQI
8th Oct 20255010 PMAQI
8th Oct 20254911 PMAQI
9th Oct 20254812 AMAQI
9th Oct 2025531 AMAQI
9th Oct 2025542 AMAQI
9th Oct 2025473 AMAQI
9th Oct 2025464 AMAQI

24°C22/26°C

9th Oct 2025525 AMAQI
9th Oct 2025526 AMAQI
9th Oct 2025537 AMAQI
9th Oct 2025528 AMAQI
9th Oct 2025519 AMAQI
9th Oct 20255310 AMAQI
9th Oct 20255511 AMAQI
9th Oct 20255412 PMAQI
9th Oct 2025561 PMAQI
9th Oct 2025532 PMAQI
9th Oct 2025533 PMAQI
9th Oct 2025564 PMAQI
9th Oct 2025565 PMAQI
9th Oct 2025556 PMAQI
9th Oct 2025547 PMAQI
9th Oct 2025528 PMAQI
9th Oct 2025539 PMAQI
9th Oct 20255410 PMAQI
9th Oct 20255511 PMAQI
10th Oct 20255512 AMAQI
10th Oct 2025521 AMAQI
10th Oct 2025532 AMAQI
10th Oct 2025543 AMAQI
10th Oct 2025584 AMAQI

24°C22/26°C

10th Oct 2025575 AMAQI
10th Oct 2025506 AMAQI
10th Oct 2025517 AMAQI
10th Oct 2025528 AMAQI
10th Oct 2025429 AMAQI
10th Oct 20254510 AMAQI
10th Oct 20255011 AMAQI
10th Oct 20254912 PMAQI
10th Oct 2025581 PMAQI
10th Oct 2025602 PMAQI
10th Oct 2025623 PMAQI
10th Oct 2025664 PMAQI
10th Oct 2025715 PMAQI
10th Oct 2025696 PMAQI
10th Oct 2025667 PMAQI
10th Oct 2025628 PMAQI
10th Oct 2025629 PMAQI
10th Oct 20256210 PMAQI
10th Oct 20256011 PMAQI
11th Oct 20255812 AMAQI
11th Oct 2025581 AMAQI
11th Oct 2025562 AMAQI
11th Oct 2025563 AMAQI
11th Oct 2025554 AMAQI

25°C24/27°C

11th Oct 2025555 AMAQI
11th Oct 2025536 AMAQI
11th Oct 2025497 AMAQI
11th Oct 2025518 AMAQI
11th Oct 2025539 AMAQI
11th Oct 20256110 AMAQI
11th Oct 20256211 AMAQI
11th Oct 20256212 PMAQI
11th Oct 2025671 PMAQI
11th Oct 2025652 PMAQI
11th Oct 2025693 PMAQI
11th Oct 2025734 PMAQI
11th Oct 2025765 PMAQI
11th Oct 2025826 PMAQI
11th Oct 2025877 PMAQI
11th Oct 2025838 PMAQI
11th Oct 2025899 PMAQI
11th Oct 20258510 PMAQI
11th Oct 20258411 PMAQI
12th Oct 20258312 AMAQI
12th Oct 2025841 AMAQI
12th Oct 2025872 AMAQI
12th Oct 2025813 AMAQI
12th Oct 2025814 AMAQI

26°C24/28°C

12th Oct 2025775 AMAQI
12th Oct 2025766 AMAQI
12th Oct 2025737 AMAQI
12th Oct 2025758 AMAQI
12th Oct 2025759 AMAQI
12th Oct 20257810 AMAQI
12th Oct 20258211 AMAQI
12th Oct 20258412 PMAQI
12th Oct 2025861 PMAQI
12th Oct 2025912 PMAQI
12th Oct 20251033 PMAQI
12th Oct 20251024 PMAQI
12th Oct 20251005 PMAQI
12th Oct 2025926 PMAQI
12th Oct 2025947 PMAQI
12th Oct 2025918 PMAQI
12th Oct 2025859 PMAQI
12th Oct 20258110 PMAQI
12th Oct 20257911 PMAQI
13th Oct 20257912 AMAQI
13th Oct 2025821 AMAQI
13th Oct 2025902 AMAQI
13th Oct 2025903 AMAQI
13th Oct 2025914 AMAQI

26°C24/28°C

13th Oct 2025915 AMAQI
13th Oct 2025916 AMAQI
13th Oct 2025907 AMAQI
13th Oct 2025918 AMAQI
13th Oct 2025889 AMAQI
13th Oct 20258810 AMAQI
13th Oct 20259711 AMAQI
13th Oct 202511512 PMAQI
13th Oct 20251151 PMAQI
13th Oct 20251122 PMAQI
13th Oct 20251233 PMAQI
13th Oct 20251384 PMAQI
13th Oct 20251405 PMAQI
13th Oct 20251556 PMAQI
13th Oct 20251577 PMAQI
13th Oct 20251588 PMAQI
13th Oct 20251559 PMAQI
13th Oct 202515910 PMAQI
13th Oct 202516011 PMAQI
14th Oct 202515912 AMAQI
14th Oct 20251531 AMAQI
14th Oct 20251532 AMAQI
14th Oct 20251513 AMAQI
14th Oct 20251414 AMAQI

25°C23/28°C

14th Oct 20251385 AMAQI
14th Oct 20251316 AMAQI
14th Oct 20251197 AMAQI
14th Oct 20251158 AMAQI
14th Oct 20251039 AMAQI
14th Oct 20259410 AMAQI
14th Oct 20258611 AMAQI
14th Oct 20258912 PMAQI
14th Oct 2025811 PMAQI
14th Oct 2025812 PMAQI
14th Oct 2025773 PMAQI
14th Oct 2025754 PMAQI
14th Oct 2025655 PMAQI
14th Oct 2025646 PMAQI
14th Oct 2025647 PMAQI
14th Oct 2025598 PMAQI
14th Oct 2025559 PMAQI
14th Oct 20255810 PMAQI
14th Oct 20255811 PMAQI
15th Oct 20255912 AMAQI
15th Oct 2025571 AMAQI
15th Oct 2025502 AMAQI
15th Oct 2025493 AMAQI
15th Oct 2025504 AMAQI

23°C22/23°C

15th Oct 2025485 AMAQI
5 AM
15th Oct 2025496 AMAQI
15th Oct 2025587 AMAQI
15th Oct 2025608 AMAQI
15th Oct 2025609 AMAQI
15th Oct 20255210 AMAQI
15th Oct 20255311 AMAQI
11 AM
15th Oct 20255712 PMAQI
15th Oct 2025591 PMAQI
15th Oct 2025602 PMAQI
15th Oct 2025623 PMAQI
15th Oct 2025714 PMAQI
5 PM
11 PM
4 AM

--°C/°C

Day time
Avg. Highest Time
4 PM - 5 PM

61AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
9 AM - 3 PM

56AQI

7 hours / Day
210 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 PM to 5 PM (Avg. 61), while the lowest AQI was between 9 AM to 3 PM (Avg. 56).
Night time
Avg. Highest Time
7 PM - 11 PM

63AQI

5 hours / Day
150 hours / Month
Avg. Lowest Time
4 AM - 6 PM

61AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 PM to 11 PM (Avg. 63), while the lowest AQI was between 4 AM to 6 PM (Avg. 61).

2025 Days Vs Air Quality

Huilong, Jiangsu, China

2025

15%

44

71%

205

13%

36

0.7%

2

Total number of days with different AQI categories in last 288 days in 2025 (77 days remaining)

Good
44 Days
Moderate
205 Days
Poor
36 Days
Unhealthy
2 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 15%

Health Risk Level:

Extreme

In 2025, 15% of 288 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

Huilong, 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
87AQI
2nd January 2025
74AQI
3rd January 2025
85AQI
4th January 2025
62AQI
5th January 2025
125AQI
6th January 2025
120AQI
7th January 2025
112AQI
8th January 2025
130AQI
9th January 2025
66AQI
10th January 2025
77AQI
11th January 2025
99AQI
12th January 2025
117AQI
13th January 2025
135AQI
14th January 2025
145AQI
15th January 2025
81AQI
16th January 2025
110AQI
17th January 2025
114AQI
18th January 2025
120AQI
19th January 2025
136AQI
20th January 2025
161AQI
21st January 2025
142AQI
22nd January 2025
96AQI
23rd January 2025
92AQI
24th January 2025
75AQI
25th January 2025
65AQI
26th January 2025
75AQI
27th January 2025
70AQI
28th January 2025
79AQI
29th January 2025
109AQI
30th January 2025
82AQI
31st January 2025
84AQI
1st February 2025
60AQI
2nd February 2025
87AQI
3rd February 2025
96AQI
4th February 2025
92AQI
5th February 2025
99AQI
6th February 2025
74AQI
7th February 2025
73AQI
8th February 2025
62AQI
9th February 2025
77AQI
10th February 2025
84AQI
11th February 2025
60AQI
12th February 2025
128AQI
13th February 2025
62AQI
14th February 2025
75AQI
15th February 2025
64AQI
16th February 2025
135AQI
17th February 2025
70AQI
18th February 2025
90AQI
19th February 2025
73AQI
20th February 2025
59AQI
21st February 2025
65AQI
22nd February 2025
93AQI
23rd February 2025
79AQI
24th February 2025
107AQI
25th February 2025
116AQI
26th February 2025
153AQI
27th February 2025
143AQI
28th February 2025
103AQI
1st March 2025
101AQI
2nd March 2025
99AQI
3rd March 2025
59AQI
4th March 2025
54AQI
5th March 2025
49AQI
6th March 2025
69AQI
7th March 2025
72AQI
8th March 2025
99AQI
9th March 2025
70AQI
10th March 2025
71AQI
11th March 2025
77AQI
12th March 2025
61AQI
13th March 2025
70AQI
14th March 2025
57AQI
15th March 2025
56AQI
16th March 2025
74AQI
17th March 2025
77AQI
18th March 2025
64AQI
19th March 2025
65AQI
20th March 2025
100AQI
21st March 2025
92AQI
22nd March 2025
102AQI
23rd March 2025
105AQI
24th March 2025
100AQI
25th March 2025
113AQI
26th March 2025
117AQI
27th March 2025
106AQI
28th March 2025
77AQI
29th March 2025
91AQI
30th March 2025
59AQI
31st March 2025
70AQI
1st April 2025
71AQI
2nd April 2025
104AQI
3rd April 2025
76AQI
4th April 2025
78AQI
5th April 2025
103AQI
6th April 2025
99AQI
7th April 2025
101AQI
8th April 2025
110AQI
9th April 2025
129AQI
10th April 2025
115AQI
11th April 2025
115AQI
12th April 2025
110AQI
13th April 2025
93AQI
14th April 2025
77AQI
15th April 2025
79AQI
16th April 2025
81AQI
17th April 2025
89AQI
18th April 2025
89AQI
19th April 2025
89AQI
20th April 2025
73AQI
21st April 2025
71AQI
22nd April 2025
89AQI
23rd April 2025
95AQI
24th April 2025
114AQI
25th April 2025
69AQI
26th April 2025
68AQI
27th April 2025
65AQI
28th April 2025
66AQI
29th April 2025
72AQI
30th April 2025
69AQI
1st May 2025
82AQI
2nd May 2025
76AQI
3rd May 2025
74AQI
4th May 2025
51AQI
5th May 2025
63AQI
6th May 2025
97AQI
7th May 2025
72AQI
8th May 2025
74AQI
9th May 2025
58AQI
10th May 2025
68AQI
11th May 2025
71AQI
12th May 2025
82AQI
13th May 2025
75AQI
14th May 2025
74AQI
15th May 2025
87AQI
16th May 2025
70AQI
17th May 2025
96AQI
18th May 2025
73AQI
19th May 2025
82AQI
20th May 2025
82AQI
21st May 2025
60AQI
22nd May 2025
72AQI
23rd May 2025
42AQI
24th May 2025
78AQI
25th May 2025
72AQI
26th May 2025
72AQI
27th May 2025
65AQI
28th May 2025
62AQI
29th May 2025
67AQI
30th May 2025
87AQI
31st May 2025
84AQI
1st June 2025
60AQI
2nd June 2025
49AQI
3rd June 2025
68AQI
4th June 2025
95AQI
5th June 2025
70AQI
6th June 2025
74AQI
7th June 2025
68AQI
8th June 2025
39AQI
9th June 2025
53AQI
10th June 2025
49AQI
11th June 2025
57AQI
12th June 2025
44AQI
13th June 2025
40AQI
14th June 2025
68AQI
15th June 2025
48AQI
16th June 2025
54AQI
17th June 2025
66AQI
18th June 2025
62AQI
19th June 2025
62AQI
20th June 2025
56AQI
21st June 2025
55AQI
22nd June 2025
44AQI
23rd June 2025
41AQI
24th June 2025
44AQI
25th June 2025
49AQI
26th June 2025
51AQI
27th June 2025
54AQI
28th June 2025
53AQI
29th June 2025
49AQI
30th June 2025
49AQI
1st July 2025
50AQI
2nd July 2025
51AQI
3rd July 2025
52AQI
4th July 2025
54AQI
5th July 2025
54AQI
6th July 2025
52AQI
7th July 2025
49AQI
8th July 2025
49AQI
9th July 2025
52AQI
10th July 2025
60AQI
11th July 2025
54AQI
12th July 2025
52AQI
13th July 2025
52AQI
14th July 2025
57AQI
15th July 2025
59AQI
16th July 2025
62AQI
17th July 2025
62AQI
18th July 2025
58AQI
19th July 2025
53AQI
20th July 2025
52AQI
21st July 2025
50AQI
22nd July 2025
49AQI
23rd July 2025
48AQI
24th July 2025
50AQI
25th July 2025
50AQI
26th July 2025
45AQI
27th July 2025
44AQI
28th July 2025
44AQI
29th July 2025
43AQI
30th July 2025
39AQI
31st July 2025
47AQI
1st August 2025
53AQI
2nd August 2025
54AQI
3rd August 2025
56AQI
4th August 2025
54AQI
5th August 2025
53AQI
6th August 2025
54AQI
7th August 2025
55AQI
8th August 2025
56AQI
9th August 2025
56AQI
10th August 2025
58AQI
11th August 2025
59AQI
12th August 2025
58AQI
13th August 2025
51AQI
14th August 2025
44AQI
15th August 2025
43AQI
16th August 2025
47AQI
17th August 2025
53AQI
18th August 2025
51AQI
19th August 2025
53AQI
20th August 2025
54AQI
21st August 2025
60AQI
22nd August 2025
58AQI
23rd August 2025
59AQI
24th August 2025
52AQI
25th August 2025
51AQI
26th August 2025
54AQI
27th August 2025
51AQI
28th August 2025
49AQI
29th August 2025
50AQI
30th August 2025
48AQI
31st August 2025
49AQI
1st September 2025
56AQI
2nd September 2025
53AQI
3rd September 2025
56AQI
4th September 2025
53AQI
5th September 2025
55AQI
6th September 2025
59AQI
7th September 2025
65AQI
8th September 2025
55AQI
9th September 2025
54AQI
10th September 2025
54AQI
11th September 2025
56AQI
12th September 2025
55AQI
13th September 2025
59AQI
14th September 2025
58AQI
15th September 2025
57AQI
16th September 2025
56AQI
17th September 2025
54AQI
18th September 2025
51AQI
19th September 2025
50AQI
20th September 2025
49AQI
21st September 2025
47AQI
22nd September 2025
48AQI
23rd September 2025
48AQI
24th September 2025
44AQI
25th September 2025
40AQI
26th September 2025
38AQI
27th September 2025
48AQI
28th September 2025
53AQI
29th September 2025
52AQI
30th September 2025
59AQI
1st October 2025
73AQI
2nd October 2025
67AQI
3rd October 2025
77AQI
4th October 2025
70AQI
5th October 2025
61AQI
6th October 2025
77AQI
7th October 2025
71AQI
8th October 2025
56AQI
9th October 2025
53AQI
10th October 2025
58AQI
11th October 2025
66AQI
12th October 2025
85AQI
13th October 2025
113AQI
14th October 2025
126AQI
15th October 2025
16th October 2025
17th October 2025
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

101AQI

89AQI

80AQI

89AQI

73AQI

56AQI

51AQI

53AQI

53AQI

75AQI

No. of days

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

202572AQI

17
13
1
21
6
1
1
24
6
21
9
1
30
12
18
14
17
7
24
9
21
12
2
44
205
36
2

Highest AQI recorded in

January

101AQI

Lowest AQI recorded in

July

51AQI

202474AQI

4
11
6
10
8
12
6
2
1
20
11
5
23
2
8
22
1
9
20
1
10
21
7
23
1
20
10
15
15
1
10
17
3
17
14
96
211
46
12
1

Highest AQI recorded in

January

115AQI

Lowest AQI recorded in

September

45AQI

202375AQI

5
12
12
2
6
16
5
1
3
18
8
2
1
19
9
1
4
22
5
5
20
5
13
17
1
19
11
1
16
14
12
16
3
7
14
8
3
12
11
5
94
191
68
11

Highest AQI recorded in

December

104AQI

Lowest AQI recorded in

August

51AQI

202273AQI

3
13
13
2
2
13
6
8
14
8
1
4
25
1
3
25
3
10
18
2
5
14
3
1
1
14
14
1
10
21
6
20
4
3
21
4
3
69
199
45
6

Highest AQI recorded in

January

96AQI

Lowest AQI recorded in

September

54AQI

202172AQI

8
14
9
11
15
2
10
13
6
1
1
4
18
8
1
21
7
2
10
15
5
14
17
17
13
1
13
16
1
14
15
2
4
18
8
1
14
11
5
107
189
60
8
1

Highest AQI recorded in

December

104AQI

Lowest AQI recorded in

August

51AQI

202078AQI

7
3
3
1
11
10
9
5
1
22
8
5
26
2
23
5
7
22
2
8
17
4
1
3
14
11
3
34
147
48
4

Highest AQI recorded in

December

97AQI

Lowest AQI recorded in

March

60AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2020(Avg.)
78AQI
Least Polluted Year Recorded
2025(Avg.)
72AQI

Huilong's annual 2025 AQI (72) shows an average percentage change of -3.7% (improved AQI) compared to previous years: 2020 (78), 2021 (72), 2022 (73), 2023 (75), 2024 (74).