Yongkang Meteorological Bureau, Guli, Zhejiang, 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+
September Air Quality Analysis
Yongkang Meteorological Bureau, Guli, Zhejiang, China
2021
2022
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
8th Sep 2022
138AQILowest AQI recorded on
17th Sep 2024
35AQISame Day Analysis (20th September ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 3rd highest AQI at 55 of Moderate air quality, showing improvement over 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 20th Sep - 21st Sep 2025
Yongkang Meteorological Bureau, Guli, Zhejiang, China
AQI
Day
Night
.
5 AM20th Sep 2025
6 PM
4 AM21st Sep 2025
Day time
Avg. Highest Time
1PM20th Sep
58AQI
Avg. Lowest Time
8AM20th Sep
51AQI
Night time
Avg. Highest Time
9PM20th Sep
62AQI
Avg. Lowest Time
4AM21st Sep
54AQI
In the last 24 hours,
Yongkang Meteorological Bureau's AQI reached its highest point of 62 at 9 PM during the Night, while the lowest point, 51, was recorded at 8 AM during the Day between 20th Sep and 21st Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Yongkang Meteorological Bureau, Guli, Zhejiang, China
AugSep
22nd - 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 - 18th18th - 19th19th - 20th20th - 21st21st
Day
Night
22nd Aug 2025545 AMAQI
22nd Aug 2025536 AMAQI
22nd Aug 2025537 AMAQI
22nd Aug 2025498 AMAQI
22nd Aug 2025469 AMAQI
22nd Aug 20255410 AMAQI
22nd Aug 20255411 AMAQI
22nd Aug 20255912 PMAQI
22nd Aug 2025521 PMAQI
22nd Aug 2025582 PMAQI
22nd Aug 2025533 PMAQI
22nd Aug 2025564 PMAQI
22nd Aug 2025545 PMAQI
22nd Aug 2025526 PMAQI
22nd Aug 2025527 PMAQI
22nd Aug 2025558 PMAQI
22nd Aug 2025589 PMAQI
22nd Aug 20255610 PMAQI
22nd Aug 20255411 PMAQI
23rd Aug 20255512 AMAQI
23rd Aug 2025531 AMAQI
23rd Aug 2025532 AMAQI
23rd Aug 2025543 AMAQI
23rd Aug 2025544 AMAQI
27°C21/35°C
23rd Aug 2025545 AMAQI
23rd Aug 2025546 AMAQI
23rd Aug 2025547 AMAQI
23rd Aug 2025508 AMAQI
23rd Aug 2025549 AMAQI
23rd Aug 20256010 AMAQI
23rd Aug 20256411 AMAQI
23rd Aug 20255612 PMAQI
23rd Aug 2025531 PMAQI
23rd Aug 2025452 PMAQI
23rd Aug 2025453 PMAQI
23rd Aug 2025444 PMAQI
23rd Aug 2025465 PMAQI
23rd Aug 2025496 PMAQI
23rd Aug 2025507 PMAQI
23rd Aug 2025548 PMAQI
23rd Aug 2025549 PMAQI
23rd Aug 20255410 PMAQI
23rd Aug 20255411 PMAQI
24th Aug 20255412 AMAQI
24th Aug 2025541 AMAQI
24th Aug 2025542 AMAQI
24th Aug 2025533 AMAQI
24th Aug 2025544 AMAQI
28°C21/37°C
24th Aug 2025535 AMAQI
24th Aug 2025536 AMAQI
24th Aug 2025537 AMAQI
24th Aug 2025548 AMAQI
24th Aug 2025589 AMAQI
24th Aug 20255510 AMAQI
24th Aug 20255311 AMAQI
24th Aug 20255412 PMAQI
24th Aug 2025531 PMAQI
24th Aug 2025492 PMAQI
24th Aug 2025463 PMAQI
24th Aug 2025444 PMAQI
24th Aug 2025525 PMAQI
24th Aug 2025546 PMAQI
24th Aug 2025567 PMAQI
24th Aug 2025588 PMAQI
24th Aug 2025579 PMAQI
24th Aug 20255710 PMAQI
24th Aug 20255611 PMAQI
25th Aug 20255612 AMAQI
25th Aug 2025531 AMAQI
25th Aug 2025532 AMAQI
25th Aug 2025543 AMAQI
25th Aug 2025544 AMAQI
29°C22/38°C
25th Aug 2025535 AMAQI
25th Aug 2025536 AMAQI
25th Aug 2025537 AMAQI
25th Aug 2025548 AMAQI
25th Aug 2025549 AMAQI
25th Aug 20255410 AMAQI
25th Aug 20255711 AMAQI
25th Aug 20255812 PMAQI
25th Aug 2025601 PMAQI
25th Aug 2025562 PMAQI
25th Aug 2025563 PMAQI
25th Aug 2025554 PMAQI
25th Aug 2025505 PMAQI
25th Aug 2025476 PMAQI
25th Aug 2025547 PMAQI
25th Aug 2025528 PMAQI
25th Aug 2025529 PMAQI
25th Aug 20255110 PMAQI
25th Aug 20255111 PMAQI
26th Aug 20255212 AMAQI
26th Aug 2025541 AMAQI
26th Aug 2025542 AMAQI
26th Aug 2025543 AMAQI
26th Aug 2025544 AMAQI
28°C22/37°C
26th Aug 2025545 AMAQI
26th Aug 2025546 AMAQI
26th Aug 2025537 AMAQI
26th Aug 2025508 AMAQI
26th Aug 2025549 AMAQI
26th Aug 20255110 AMAQI
26th Aug 20255211 AMAQI
26th Aug 20254912 PMAQI
26th Aug 2025451 PMAQI
26th Aug 2025482 PMAQI
26th Aug 2025443 PMAQI
26th Aug 2025484 PMAQI
26th Aug 2025465 PMAQI
26th Aug 2025496 PMAQI
26th Aug 2025547 PMAQI
26th Aug 2025548 PMAQI
26th Aug 2025569 PMAQI
26th Aug 20255710 PMAQI
26th Aug 20255711 PMAQI
27th Aug 20255812 AMAQI
27th Aug 2025531 AMAQI
27th Aug 2025532 AMAQI
27th Aug 2025543 AMAQI
27th Aug 2025534 AMAQI
27°C22/36°C
27th Aug 2025545 AMAQI
27th Aug 2025546 AMAQI
27th Aug 2025537 AMAQI
27th Aug 2025528 AMAQI
27th Aug 2025569 AMAQI
27th Aug 20255410 AMAQI
27th Aug 20255011 AMAQI
27th Aug 20254412 PMAQI
27th Aug 2025371 PMAQI
27th Aug 2025392 PMAQI
27th Aug 2025383 PMAQI
27th Aug 2025384 PMAQI
27th Aug 2025345 PMAQI
27th Aug 2025426 PMAQI
27th Aug 2025447 PMAQI
27th Aug 2025508 PMAQI
27th Aug 2025529 PMAQI
27th Aug 20255410 PMAQI
27th Aug 20255111 PMAQI
28th Aug 20255412 AMAQI
28th Aug 2025541 AMAQI
28th Aug 2025542 AMAQI
28th Aug 2025533 AMAQI
28th Aug 2025534 AMAQI
28°C22/36°C
28th Aug 2025535 AMAQI
28th Aug 2025536 AMAQI
28th Aug 2025537 AMAQI
28th Aug 2025348 AMAQI
28th Aug 2025469 AMAQI
28th Aug 20254310 AMAQI
28th Aug 20254211 AMAQI
28th Aug 20253412 PMAQI
28th Aug 2025411 PMAQI
28th Aug 2025362 PMAQI
28th Aug 2025403 PMAQI
28th Aug 2025414 PMAQI
28th Aug 2025365 PMAQI
28th Aug 2025356 PMAQI
28th Aug 2025477 PMAQI
28th Aug 2025498 PMAQI
28th Aug 2025529 PMAQI
28th Aug 20255210 PMAQI
28th Aug 20255111 PMAQI
29th Aug 20255112 AMAQI
29th Aug 2025541 AMAQI
29th Aug 2025542 AMAQI
29th Aug 2025513 AMAQI
29th Aug 2025514 AMAQI
28°C21/36°C
29th Aug 2025525 AMAQI
29th Aug 2025516 AMAQI
29th Aug 2025517 AMAQI
29th Aug 2025488 AMAQI
29th Aug 2025399 AMAQI
29th Aug 20254210 AMAQI
29th Aug 20253811 AMAQI
29th Aug 20253512 PMAQI
29th Aug 2025361 PMAQI
29th Aug 2025402 PMAQI
29th Aug 2025373 PMAQI
29th Aug 2025384 PMAQI
29th Aug 2025405 PMAQI
29th Aug 2025426 PMAQI
29th Aug 2025467 PMAQI
29th Aug 2025528 PMAQI
29th Aug 2025539 PMAQI
29th Aug 20255610 PMAQI
29th Aug 20255611 PMAQI
30th Aug 20255412 AMAQI
30th Aug 2025521 AMAQI
30th Aug 2025532 AMAQI
30th Aug 2025513 AMAQI
30th Aug 2025504 AMAQI
28°C22/36°C
30th Aug 2025505 AMAQI
30th Aug 2025516 AMAQI
30th Aug 2025507 AMAQI
30th Aug 2025478 AMAQI
30th Aug 2025529 AMAQI
30th Aug 20253810 AMAQI
30th Aug 20254111 AMAQI
30th Aug 20253212 PMAQI
30th Aug 2025431 PMAQI
30th Aug 2025392 PMAQI
30th Aug 2025403 PMAQI
30th Aug 2025354 PMAQI
30th Aug 2025465 PMAQI
30th Aug 2025466 PMAQI
30th Aug 2025487 PMAQI
30th Aug 2025538 PMAQI
30th Aug 2025539 PMAQI
30th Aug 20255410 PMAQI
30th Aug 20255211 PMAQI
31st Aug 20254912 AMAQI
31st Aug 2025521 AMAQI
31st Aug 2025522 AMAQI
31st Aug 2025523 AMAQI
31st Aug 2025504 AMAQI
29°C24/36°C
31st Aug 2025495 AMAQI
31st Aug 2025506 AMAQI
31st Aug 2025517 AMAQI
31st Aug 2025548 AMAQI
31st Aug 2025549 AMAQI
31st Aug 20255010 AMAQI
31st Aug 20255311 AMAQI
31st Aug 20255412 PMAQI
31st Aug 2025521 PMAQI
31st Aug 2025552 PMAQI
31st Aug 2025513 PMAQI
31st Aug 2025504 PMAQI
31st Aug 2025455 PMAQI
31st Aug 2025526 PMAQI
31st Aug 2025547 PMAQI
31st Aug 2025548 PMAQI
31st Aug 2025539 PMAQI
31st Aug 20255410 PMAQI
31st Aug 20255411 PMAQI
1st Sep 20255312 AMAQI
1st Sep 2025501 AMAQI
1st Sep 2025502 AMAQI
1st Sep 2025523 AMAQI
1st Sep 2025524 AMAQI
27°C22/37°C
1st Sep 2025525 AMAQI
1st Sep 2025536 AMAQI
1st Sep 2025527 AMAQI
1st Sep 2025548 AMAQI
1st Sep 2025529 AMAQI
1st Sep 20255510 AMAQI
1st Sep 20255811 AMAQI
1st Sep 20255712 PMAQI
1st Sep 2025641 PMAQI
1st Sep 2025602 PMAQI
1st Sep 2025603 PMAQI
1st Sep 2025564 PMAQI
1st Sep 2025585 PMAQI
1st Sep 2025546 PMAQI
1st Sep 2025567 PMAQI
1st Sep 2025568 PMAQI
1st Sep 2025579 PMAQI
1st Sep 20255710 PMAQI
1st Sep 20256011 PMAQI
2nd Sep 20255512 AMAQI
2nd Sep 2025521 AMAQI
2nd Sep 2025542 AMAQI
2nd Sep 2025543 AMAQI
2nd Sep 2025534 AMAQI
26°C21/35°C
2nd Sep 2025545 AMAQI
2nd Sep 2025546 AMAQI
2nd Sep 2025557 AMAQI
2nd Sep 2025608 AMAQI
2nd Sep 2025589 AMAQI
2nd Sep 20255910 AMAQI
2nd Sep 20255211 AMAQI
2nd Sep 20255412 PMAQI
2nd Sep 2025551 PMAQI
2nd Sep 2025552 PMAQI
2nd Sep 2025573 PMAQI
2nd Sep 2025574 PMAQI
2nd Sep 2025555 PMAQI
2nd Sep 2025516 PMAQI
2nd Sep 2025527 PMAQI
2nd Sep 2025568 PMAQI
2nd Sep 2025529 PMAQI
2nd Sep 20255210 PMAQI
2nd Sep 20255511 PMAQI
3rd Sep 20255512 AMAQI
3rd Sep 2025541 AMAQI
3rd Sep 2025542 AMAQI
3rd Sep 2025563 AMAQI
3rd Sep 2025564 AMAQI
26°C21/34°C
3rd Sep 2025555 AMAQI
3rd Sep 2025566 AMAQI
3rd Sep 2025557 AMAQI
3rd Sep 2025598 AMAQI
3rd Sep 2025659 AMAQI
3rd Sep 20256210 AMAQI
3rd Sep 20256411 AMAQI
3rd Sep 20256212 PMAQI
3rd Sep 2025621 PMAQI
3rd Sep 2025582 PMAQI
3rd Sep 2025553 PMAQI
3rd Sep 2025564 PMAQI
3rd Sep 2025565 PMAQI
3rd Sep 2025606 PMAQI
3rd Sep 2025587 PMAQI
3rd Sep 2025588 PMAQI
3rd Sep 2025609 PMAQI
3rd Sep 20256010 PMAQI
3rd Sep 20255811 PMAQI
4th Sep 20255812 AMAQI
4th Sep 2025541 AMAQI
4th Sep 2025542 AMAQI
4th Sep 2025553 AMAQI
4th Sep 2025564 AMAQI
28°C21/36°C
4th Sep 2025565 AMAQI
4th Sep 2025566 AMAQI
4th Sep 2025567 AMAQI
4th Sep 2025728 AMAQI
4th Sep 2025669 AMAQI
4th Sep 20256810 AMAQI
4th Sep 20256411 AMAQI
4th Sep 20256612 PMAQI
4th Sep 2025661 PMAQI
4th Sep 2025642 PMAQI
4th Sep 2025643 PMAQI
4th Sep 2025714 PMAQI
4th Sep 2025635 PMAQI
4th Sep 2025666 PMAQI
4th Sep 2025727 PMAQI
4th Sep 2025788 PMAQI
4th Sep 2025809 PMAQI
4th Sep 20258110 PMAQI
4th Sep 20257811 PMAQI
5th Sep 20257112 AMAQI
5th Sep 2025561 AMAQI
5th Sep 2025562 AMAQI
5th Sep 2025583 AMAQI
5th Sep 2025574 AMAQI
27°C22/36°C
5th Sep 2025585 AMAQI
5th Sep 2025586 AMAQI
5th Sep 2025587 AMAQI
5th Sep 2025728 AMAQI
5th Sep 2025699 AMAQI
5th Sep 20257310 AMAQI
5th Sep 20256611 AMAQI
5th Sep 20256612 PMAQI
5th Sep 2025661 PMAQI
5th Sep 2025622 PMAQI
5th Sep 2025643 PMAQI
5th Sep 2025604 PMAQI
5th Sep 2025635 PMAQI
5th Sep 2025646 PMAQI
5th Sep 2025627 PMAQI
5th Sep 2025618 PMAQI
5th Sep 2025649 PMAQI
5th Sep 20256610 PMAQI
5th Sep 20256111 PMAQI
6th Sep 20256412 AMAQI
6th Sep 2025651 AMAQI
6th Sep 2025652 AMAQI
6th Sep 2025623 AMAQI
6th Sep 2025604 AMAQI
29°C22/37°C
6th Sep 2025635 AMAQI
6th Sep 2025606 AMAQI
6th Sep 2025627 AMAQI
6th Sep 2025558 AMAQI
6th Sep 2025609 AMAQI
6th Sep 20256110 AMAQI
6th Sep 20256211 AMAQI
6th Sep 20256212 PMAQI
6th Sep 2025571 PMAQI
6th Sep 2025602 PMAQI
6th Sep 2025483 PMAQI
6th Sep 2025484 PMAQI
6th Sep 2025515 PMAQI
6th Sep 2025526 PMAQI
6th Sep 2025567 PMAQI
6th Sep 2025628 PMAQI
6th Sep 2025679 PMAQI
6th Sep 20256410 PMAQI
6th Sep 20256411 PMAQI
7th Sep 20256312 AMAQI
7th Sep 2025621 AMAQI
7th Sep 2025622 AMAQI
7th Sep 2025633 AMAQI
7th Sep 2025614 AMAQI
29°C23/36°C
7th Sep 2025615 AMAQI
7th Sep 2025616 AMAQI
7th Sep 2025617 AMAQI
7th Sep 2025668 AMAQI
7th Sep 2025689 AMAQI
7th Sep 20256410 AMAQI
7th Sep 20256411 AMAQI
7th Sep 20256812 PMAQI
7th Sep 2025611 PMAQI
7th Sep 2025562 PMAQI
7th Sep 2025513 PMAQI
7th Sep 2025474 PMAQI
7th Sep 2025615 PMAQI
7th Sep 2025616 PMAQI
7th Sep 2025627 PMAQI
7th Sep 2025648 PMAQI
7th Sep 2025789 PMAQI
7th Sep 20256210 PMAQI
7th Sep 20256011 PMAQI
8th Sep 20256012 AMAQI
8th Sep 2025621 AMAQI
8th Sep 2025622 AMAQI
8th Sep 2025603 AMAQI
8th Sep 2025624 AMAQI
30°C24/37°C
8th Sep 2025625 AMAQI
8th Sep 2025626 AMAQI
8th Sep 2025637 AMAQI
8th Sep 2025568 AMAQI
8th Sep 2025579 AMAQI
8th Sep 20255410 AMAQI
8th Sep 20256011 AMAQI
8th Sep 20255812 PMAQI
8th Sep 2025551 PMAQI
8th Sep 2025462 PMAQI
8th Sep 2025563 PMAQI
8th Sep 2025544 PMAQI
8th Sep 2025505 PMAQI
8th Sep 2025576 PMAQI
8th Sep 2025597 PMAQI
8th Sep 2025608 PMAQI
8th Sep 2025629 PMAQI
8th Sep 20256010 PMAQI
8th Sep 20255811 PMAQI
9th Sep 20256012 AMAQI
9th Sep 2025621 AMAQI
9th Sep 2025622 AMAQI
9th Sep 2025603 AMAQI
9th Sep 2025604 AMAQI
30°C24/38°C
9th Sep 2025605 AMAQI
9th Sep 2025616 AMAQI
9th Sep 2025617 AMAQI
9th Sep 2025558 AMAQI
9th Sep 2025609 AMAQI
9th Sep 20256310 AMAQI
9th Sep 20255811 AMAQI
9th Sep 20256012 PMAQI
9th Sep 2025541 PMAQI
9th Sep 2025552 PMAQI
9th Sep 2025533 PMAQI
9th Sep 2025534 PMAQI
9th Sep 2025515 PMAQI
9th Sep 2025486 PMAQI
9th Sep 2025517 PMAQI
9th Sep 2025528 PMAQI
9th Sep 2025539 PMAQI
9th Sep 20255410 PMAQI
9th Sep 20255211 PMAQI
10th Sep 20255812 AMAQI
10th Sep 2025601 AMAQI
10th Sep 2025622 AMAQI
10th Sep 2025613 AMAQI
10th Sep 2025604 AMAQI
26°C22/34°C
10th Sep 2025595 AMAQI
10th Sep 2025606 AMAQI
10th Sep 2025597 AMAQI
10th Sep 2025478 AMAQI
10th Sep 2025499 AMAQI
10th Sep 20254910 AMAQI
10th Sep 20254811 AMAQI
10th Sep 20255312 PMAQI
10th Sep 2025531 PMAQI
10th Sep 2025492 PMAQI
10th Sep 2025543 PMAQI
10th Sep 2025584 PMAQI
10th Sep 2025535 PMAQI
10th Sep 2025556 PMAQI
10th Sep 2025587 PMAQI
10th Sep 2025588 PMAQI
10th Sep 2025569 PMAQI
10th Sep 20255510 PMAQI
10th Sep 20255611 PMAQI
11th Sep 20255812 AMAQI
11th Sep 2025581 AMAQI
11th Sep 2025592 AMAQI
11th Sep 2025583 AMAQI
11th Sep 2025584 AMAQI
25°C21/31°C
11th Sep 2025585 AMAQI
11th Sep 2025586 AMAQI
11th Sep 2025577 AMAQI
11th Sep 2025578 AMAQI
11th Sep 2025579 AMAQI
11th Sep 20255410 AMAQI
11th Sep 20255911 AMAQI
11th Sep 20255612 PMAQI
11th Sep 2025581 PMAQI
11th Sep 2025562 PMAQI
11th Sep 2025563 PMAQI
11th Sep 2025544 PMAQI
11th Sep 2025525 PMAQI
11th Sep 2025546 PMAQI
11th Sep 2025567 PMAQI
11th Sep 2025588 PMAQI
11th Sep 2025589 PMAQI
11th Sep 20255710 PMAQI
11th Sep 20255711 PMAQI
12th Sep 20255812 AMAQI
12th Sep 2025601 AMAQI
12th Sep 2025612 AMAQI
12th Sep 2025573 AMAQI
12th Sep 2025584 AMAQI
26°C23/33°C
12th Sep 2025585 AMAQI
12th Sep 2025586 AMAQI
12th Sep 2025587 AMAQI
12th Sep 2025628 AMAQI
12th Sep 2025589 AMAQI
12th Sep 20256010 AMAQI
12th Sep 20255711 AMAQI
12th Sep 20255512 PMAQI
12th Sep 2025491 PMAQI
12th Sep 2025512 PMAQI
12th Sep 2025503 PMAQI
12th Sep 2025504 PMAQI
12th Sep 2025465 PMAQI
12th Sep 2025476 PMAQI
12th Sep 2025537 PMAQI
12th Sep 2025568 PMAQI
12th Sep 2025549 PMAQI
12th Sep 20255610 PMAQI
12th Sep 20255411 PMAQI
13th Sep 20255512 AMAQI
13th Sep 2025571 AMAQI
13th Sep 2025582 AMAQI
13th Sep 2025583 AMAQI
13th Sep 2025564 AMAQI
28°C23/34°C
13th Sep 2025575 AMAQI
13th Sep 2025576 AMAQI
13th Sep 2025567 AMAQI
13th Sep 2025528 AMAQI
13th Sep 2025559 AMAQI
13th Sep 20255710 AMAQI
13th Sep 20255511 AMAQI
13th Sep 20256012 PMAQI
13th Sep 2025581 PMAQI
13th Sep 2025572 PMAQI
13th Sep 2025553 PMAQI
13th Sep 2025544 PMAQI
13th Sep 2025505 PMAQI
13th Sep 2025486 PMAQI
13th Sep 2025547 PMAQI
13th Sep 2025548 PMAQI
13th Sep 2025539 PMAQI
13th Sep 20255010 PMAQI
13th Sep 20255311 PMAQI
14th Sep 20255412 AMAQI
14th Sep 2025571 AMAQI
14th Sep 2025572 AMAQI
14th Sep 2025573 AMAQI
14th Sep 2025564 AMAQI
27°C22/35°C
14th Sep 2025565 AMAQI
14th Sep 2025566 AMAQI
14th Sep 2025577 AMAQI
14th Sep 2025438 AMAQI
14th Sep 2025539 AMAQI
14th Sep 20254510 AMAQI
14th Sep 20255511 AMAQI
14th Sep 20254812 PMAQI
14th Sep 2025571 PMAQI
14th Sep 2025542 PMAQI
14th Sep 2025603 PMAQI
14th Sep 2025594 PMAQI
14th Sep 2025525 PMAQI
14th Sep 2025486 PMAQI
14th Sep 2025507 PMAQI
14th Sep 2025538 PMAQI
14th Sep 2025529 PMAQI
14th Sep 20255210 PMAQI
14th Sep 20255411 PMAQI
15th Sep 20255512 AMAQI
15th Sep 2025561 AMAQI
15th Sep 2025572 AMAQI
15th Sep 2025563 AMAQI
15th Sep 2025564 AMAQI
27°C22/35°C
15th Sep 2025555 AMAQI
15th Sep 2025566 AMAQI
15th Sep 2025567 AMAQI
15th Sep 2025608 AMAQI
15th Sep 2025669 AMAQI
15th Sep 20256410 AMAQI
15th Sep 20256211 AMAQI
15th Sep 20255812 PMAQI
15th Sep 2025591 PMAQI
15th Sep 2025612 PMAQI
15th Sep 2025563 PMAQI
15th Sep 2025554 PMAQI
15th Sep 2025555 PMAQI
15th Sep 2025556 PMAQI
15th Sep 2025587 PMAQI
15th Sep 2025608 PMAQI
15th Sep 2025669 PMAQI
15th Sep 20256210 PMAQI
15th Sep 20256211 PMAQI
16th Sep 20255912 AMAQI
16th Sep 2025561 AMAQI
16th Sep 2025562 AMAQI
16th Sep 2025563 AMAQI
16th Sep 2025574 AMAQI
28°C22/35°C
16th Sep 2025565 AMAQI
16th Sep 2025566 AMAQI
16th Sep 2025567 AMAQI
16th Sep 2025548 AMAQI
16th Sep 2025519 AMAQI
16th Sep 20255010 AMAQI
16th Sep 20254911 AMAQI
16th Sep 20254812 PMAQI
16th Sep 2025491 PMAQI
16th Sep 2025462 PMAQI
16th Sep 2025463 PMAQI
16th Sep 2025554 PMAQI
16th Sep 2025645 PMAQI
16th Sep 2025586 PMAQI
16th Sep 2025587 PMAQI
16th Sep 2025648 PMAQI
16th Sep 2025649 PMAQI
16th Sep 20256010 PMAQI
16th Sep 20256211 PMAQI
17th Sep 20256112 AMAQI
17th Sep 2025561 AMAQI
17th Sep 2025572 AMAQI
17th Sep 2025563 AMAQI
17th Sep 2025554 AMAQI
27°C22/35°C
17th Sep 2025565 AMAQI
17th Sep 2025556 AMAQI
17th Sep 2025547 AMAQI
17th Sep 2025568 AMAQI
17th Sep 2025549 AMAQI
17th Sep 20255410 AMAQI
17th Sep 20255011 AMAQI
17th Sep 20254812 PMAQI
17th Sep 2025521 PMAQI
17th Sep 2025472 PMAQI
17th Sep 2025473 PMAQI
17th Sep 2025504 PMAQI
17th Sep 2025505 PMAQI
17th Sep 2025466 PMAQI
17th Sep 2025557 PMAQI
17th Sep 2025568 PMAQI
17th Sep 2025549 PMAQI
17th Sep 20255410 PMAQI
17th Sep 20255411 PMAQI
18th Sep 20255412 AMAQI
18th Sep 2025571 AMAQI
18th Sep 2025562 AMAQI
18th Sep 2025563 AMAQI
18th Sep 2025554 AMAQI
28°C22/36°C
18th Sep 2025555 AMAQI
18th Sep 2025556 AMAQI
18th Sep 2025547 AMAQI
18th Sep 2025568 AMAQI
18th Sep 2025589 AMAQI
18th Sep 20255410 AMAQI
18th Sep 20255411 AMAQI
18th Sep 20255512 PMAQI
18th Sep 2025551 PMAQI
18th Sep 2025542 PMAQI
18th Sep 2025563 PMAQI
18th Sep 2025544 PMAQI
18th Sep 2025565 PMAQI
18th Sep 2025546 PMAQI
18th Sep 2025547 PMAQI
18th Sep 2025588 PMAQI
18th Sep 2025579 PMAQI
18th Sep 20255710 PMAQI
18th Sep 20255411 PMAQI
19th Sep 20255412 AMAQI
19th Sep 2025561 AMAQI
19th Sep 2025552 AMAQI
19th Sep 2025563 AMAQI
19th Sep 2025574 AMAQI
26°C23/30°C
19th Sep 2025585 AMAQI
19th Sep 2025586 AMAQI
19th Sep 2025587 AMAQI
19th Sep 2025548 AMAQI
19th Sep 2025529 AMAQI
19th Sep 20255410 AMAQI
19th Sep 20255311 AMAQI
19th Sep 20255012 PMAQI
19th Sep 2025391 PMAQI
19th Sep 2025352 PMAQI
19th Sep 2025293 PMAQI
19th Sep 2025284 PMAQI
19th Sep 2025325 PMAQI
19th Sep 2025396 PMAQI
19th Sep 2025387 PMAQI
19th Sep 2025518 PMAQI
19th Sep 2025529 PMAQI
19th Sep 20255210 PMAQI
19th Sep 20255211 PMAQI
20th Sep 20255112 AMAQI
20th Sep 2025571 AMAQI
20th Sep 2025572 AMAQI
20th Sep 2025573 AMAQI
20th Sep 2025564 AMAQI
26°C23/32°C
20th Sep 2025565 AMAQI
20th Sep 2025566 AMAQI
20th Sep 2025567 AMAQI
20th Sep 2025518 AMAQI
20th Sep 2025549 AMAQI
20th Sep 20255210 AMAQI
20th Sep 20255211 AMAQI
20th Sep 20255612 PMAQI
20th Sep 2025581 PMAQI
20th Sep 2025582 PMAQI
20th Sep 2025583 PMAQI
20th Sep 2025564 PMAQI
20th Sep 2025535 PMAQI
20th Sep 2025566 PMAQI
20th Sep 2025617 PMAQI
20th Sep 2025608 PMAQI
20th Sep 2025629 PMAQI
20th Sep 20256010 PMAQI
20th Sep 20255511 PMAQI
21st Sep 20255412 AMAQI
21st Sep 2025561 AMAQI
21st Sep 2025552 AMAQI
21st Sep 2025553 AMAQI
21st Sep 2025544 AMAQI
23°C20/26°C
21st Sep 2025555 AMAQI
5 AM21st Sep 2025546 AMAQI
21st Sep 2025557 AMAQI
21st Sep 2025478 AMAQI
21st Sep 2025459 AMAQI
21st Sep 20254010 AMAQI
21st Sep 20254511 AMAQI
11 AM21st Sep 20254812 PMAQI
21st Sep 2025531 PMAQI
21st Sep 2025542 PMAQI
6 PM
11 PM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 7 AM
56AQI
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. 56), while the lowest AQI was between 8 AM to 6 PM (Avg. 53).
Night time
Avg. Highest Time
8 PM - 11 PM
57AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
7 PM
54AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 PM to 11 PM (Avg. 57), while the lowest AQI was between 7 PM to 7 PM (Avg. 54).
2025 Days Vs Air Quality
Yongkang Meteorological Bureau, Guli, Zhejiang, China
2025
17%
45
67%
175
16%
42
0.3%
1
Total number of days with different AQI categories in last 264 days in 2025 (101 days remaining)
Good
45 DaysModerate
175 DaysPoor
42 DaysUnhealthy
1 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 17%
Health Risk Level:
Extreme
In 2025, 17% of 264 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
Yongkang Meteorological Bureau, Guli, Zhejiang, 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
148AQI
148AQI
2nd January 2025
147AQI
147AQI
3rd January 2025
146AQI
146AQI
4th January 2025
135AQI
135AQI
5th January 2025
140AQI
140AQI
6th January 2025
137AQI
137AQI
7th January 2025
148AQI
148AQI
8th January 2025
152AQI
152AQI
9th January 2025
119AQI
119AQI
10th January 2025
97AQI
97AQI
11th January 2025
106AQI
106AQI
12th January 2025
110AQI
110AQI
13th January 2025
124AQI
124AQI
14th January 2025
120AQI
120AQI
15th January 2025
128AQI
128AQI
16th January 2025
96AQI
96AQI
17th January 2025
111AQI
111AQI
18th January 2025
112AQI
112AQI
19th January 2025
105AQI
105AQI
20th January 2025
131AQI
131AQI
21st January 2025
143AQI
143AQI
22nd January 2025
131AQI
131AQI
23rd January 2025
130AQI
130AQI
24th January 2025
103AQI
103AQI
25th January 2025
99AQI
99AQI
26th January 2025
72AQI
72AQI
27th January 2025
66AQI
66AQI
28th January 2025
73AQI
73AQI
29th January 2025
119AQI
119AQI
30th January 2025
90AQI
90AQI
31st January 2025
108AQI
108AQI
1st February 2025
60AQI
60AQI
2nd February 2025
77AQI
77AQI
3rd February 2025
107AQI
107AQI
4th February 2025
96AQI
96AQI
5th February 2025
86AQI
86AQI
6th February 2025
96AQI
96AQI
7th February 2025
76AQI
76AQI
8th February 2025
67AQI
67AQI
9th February 2025
76AQI
76AQI
10th February 2025
92AQI
92AQI
11th February 2025
92AQI
92AQI
12th February 2025
104AQI
104AQI
13th February 2025
140AQI
140AQI
14th February 2025
134AQI
134AQI
15th February 2025
144AQI
144AQI
16th February 2025
96AQI
96AQI
17th February 2025
123AQI
123AQI
18th February 2025
84AQI
84AQI
19th February 2025
95AQI
95AQI
20th February 2025
65AQI
65AQI
21st February 2025
65AQI
65AQI
22nd February 2025
68AQI
68AQI
23rd February 2025
88AQI
88AQI
24th February 2025
121AQI
121AQI
25th February 2025
134AQI
134AQI
26th February 2025
136AQI
136AQI
27th February 2025
123AQI
123AQI
28th February 2025
97AQI
97AQI
1st March 2025
101AQI
101AQI
2nd March 2025
85AQI
85AQI
3rd March 2025
83AQI
83AQI
4th March 2025
58AQI
58AQI
5th March 2025
73AQI
73AQI
6th March 2025
70AQI
70AQI
7th March 2025
94AQI
94AQI
8th March 2025
98AQI
98AQI
9th March 2025
109AQI
109AQI
10th March 2025
132AQI
132AQI
11th March 2025
121AQI
121AQI
12th March 2025
103AQI
103AQI
13th March 2025
72AQI
72AQI
14th March 2025
79AQI
79AQI
15th March 2025
48AQI
48AQI
16th March 2025
75AQI
75AQI
17th March 2025
62AQI
62AQI
18th March 2025
74AQI
74AQI
19th March 2025
82AQI
82AQI
20th March 2025
78AQI
78AQI
21st March 2025
77AQI
77AQI
22nd March 2025
80AQI
80AQI
23rd March 2025
85AQI
85AQI
24th March 2025
90AQI
90AQI
25th March 2025
91AQI
91AQI
26th March 2025
118AQI
118AQI
27th March 2025
109AQI
109AQI
28th March 2025
85AQI
85AQI
29th March 2025
81AQI
81AQI
30th March 2025
75AQI
75AQI
31st March 2025
68AQI
68AQI
1st April 2025
80AQI
80AQI
2nd April 2025
76AQI
76AQI
3rd April 2025
103AQI
103AQI
4th April 2025
89AQI
89AQI
5th April 2025
87AQI
87AQI
6th April 2025
94AQI
94AQI
7th April 2025
90AQI
90AQI
8th April 2025
91AQI
91AQI
9th April 2025
96AQI
96AQI
10th April 2025
80AQI
80AQI
11th April 2025
84AQI
84AQI
12th April 2025
98AQI
98AQI
13th April 2025
98AQI
98AQI
14th April 2025
101AQI
101AQI
15th April 2025
77AQI
77AQI
16th April 2025
84AQI
84AQI
17th April 2025
90AQI
90AQI
18th April 2025
93AQI
93AQI
19th April 2025
88AQI
88AQI
20th April 2025
93AQI
93AQI
21st April 2025
94AQI
94AQI
22nd April 2025
67AQI
67AQI
23rd April 2025
74AQI
74AQI
24th April 2025
69AQI
69AQI
25th April 2025
67AQI
67AQI
26th April 2025
66AQI
66AQI
27th April 2025
69AQI
69AQI
28th April 2025
71AQI
71AQI
29th April 2025
79AQI
79AQI
30th April 2025
79AQI
79AQI
1st May 2025
76AQI
76AQI
2nd May 2025
77AQI
77AQI
3rd May 2025
81AQI
81AQI
4th May 2025
73AQI
73AQI
5th May 2025
70AQI
70AQI
6th May 2025
80AQI
80AQI
7th May 2025
95AQI
95AQI
8th May 2025
77AQI
77AQI
9th May 2025
65AQI
65AQI
10th May 2025
69AQI
69AQI
11th May 2025
68AQI
68AQI
12th May 2025
73AQI
73AQI
13th May 2025
74AQI
74AQI
14th May 2025
74AQI
74AQI
15th May 2025
97AQI
97AQI
16th May 2025
76AQI
76AQI
17th May 2025
72AQI
72AQI
18th May 2025
76AQI
76AQI
19th May 2025
69AQI
69AQI
20th May 2025
65AQI
65AQI
21st May 2025
55AQI
55AQI
22nd May 2025
64AQI
64AQI
23rd May 2025
50AQI
50AQI
24th May 2025
71AQI
71AQI
25th May 2025
84AQI
84AQI
26th May 2025
88AQI
88AQI
27th May 2025
90AQI
90AQI
28th May 2025
74AQI
74AQI
29th May 2025
66AQI
66AQI
30th May 2025
74AQI
74AQI
31st May 2025
76AQI
76AQI
1st June 2025
70AQI
70AQI
2nd June 2025
55AQI
55AQI
3rd June 2025
55AQI
55AQI
4th June 2025
63AQI
63AQI
5th June 2025
57AQI
57AQI
6th June 2025
65AQI
65AQI
7th June 2025
72AQI
72AQI
8th June 2025
58AQI
58AQI
9th June 2025
61AQI
61AQI
10th June 2025
62AQI
62AQI
11th June 2025
49AQI
49AQI
12th June 2025
52AQI
52AQI
13th June 2025
43AQI
43AQI
14th June 2025
50AQI
50AQI
15th June 2025
46AQI
46AQI
16th June 2025
53AQI
53AQI
17th June 2025
58AQI
58AQI
18th June 2025
56AQI
56AQI
19th June 2025
54AQI
54AQI
20th June 2025
51AQI
51AQI
21st June 2025
47AQI
47AQI
22nd June 2025
45AQI
45AQI
23rd June 2025
46AQI
46AQI
24th June 2025
48AQI
48AQI
25th June 2025
53AQI
53AQI
26th June 2025
54AQI
54AQI
27th June 2025
54AQI
54AQI
28th June 2025
51AQI
51AQI
29th June 2025
51AQI
51AQI
30th June 2025
48AQI
48AQI
1st July 2025
43AQI
43AQI
2nd July 2025
44AQI
44AQI
3rd July 2025
51AQI
51AQI
4th July 2025
54AQI
54AQI
5th July 2025
54AQI
54AQI
6th July 2025
46AQI
46AQI
7th July 2025
44AQI
44AQI
8th July 2025
48AQI
48AQI
9th July 2025
45AQI
45AQI
10th July 2025
52AQI
52AQI
11th July 2025
46AQI
46AQI
12th July 2025
47AQI
47AQI
13th July 2025
52AQI
52AQI
14th July 2025
57AQI
57AQI
15th July 2025
60AQI
60AQI
16th July 2025
62AQI
62AQI
17th July 2025
59AQI
59AQI
18th July 2025
60AQI
60AQI
19th July 2025
47AQI
47AQI
20th July 2025
46AQI
46AQI
21st July 2025
40AQI
40AQI
22nd July 2025
44AQI
44AQI
23rd July 2025
43AQI
43AQI
24th July 2025
45AQI
45AQI
25th July 2025
46AQI
46AQI
26th July 2025
38AQI
38AQI
27th July 2025
41AQI
41AQI
28th July 2025
41AQI
41AQI
29th July 2025
43AQI
43AQI
30th July 2025
48AQI
48AQI
31st July 2025
46AQI
46AQI
1st August 2025
55AQI
55AQI
2nd August 2025
60AQI
60AQI
3rd August 2025
59AQI
59AQI
4th August 2025
58AQI
58AQI
5th August 2025
52AQI
52AQI
6th August 2025
52AQI
52AQI
7th August 2025
49AQI
49AQI
8th August 2025
54AQI
54AQI
9th August 2025
55AQI
55AQI
10th August 2025
58AQI
58AQI
11th August 2025
60AQI
60AQI
12th August 2025
59AQI
59AQI
13th August 2025
48AQI
48AQI
14th August 2025
42AQI
42AQI
15th August 2025
42AQI
42AQI
16th August 2025
47AQI
47AQI
17th August 2025
47AQI
47AQI
18th August 2025
46AQI
46AQI
19th August 2025
50AQI
50AQI
20th August 2025
55AQI
55AQI
21st August 2025
55AQI
55AQI
22nd August 2025
54AQI
54AQI
23rd August 2025
53AQI
53AQI
24th August 2025
54AQI
54AQI
25th August 2025
53AQI
53AQI
26th August 2025
52AQI
52AQI
27th August 2025
49AQI
49AQI
28th August 2025
47AQI
47AQI
29th August 2025
47AQI
47AQI
30th August 2025
48AQI
48AQI
31st August 2025
52AQI
52AQI
1st September 2025
55AQI
55AQI
2nd September 2025
54AQI
54AQI
3rd September 2025
58AQI
58AQI
4th September 2025
66AQI
66AQI
5th September 2025
65AQI
65AQI
6th September 2025
60AQI
60AQI
7th September 2025
62AQI
62AQI
8th September 2025
59AQI
59AQI
9th September 2025
56AQI
56AQI
10th September 2025
56AQI
56AQI
11th September 2025
57AQI
57AQI
12th September 2025
55AQI
55AQI
13th September 2025
55AQI
55AQI
14th September 2025
54AQI
54AQI
15th September 2025
59AQI
59AQI
16th September 2025
56AQI
56AQI
17th September 2025
53AQI
53AQI
18th September 2025
55AQI
55AQI
19th September 2025
49AQI
49AQI
20th September 2025
55AQI
55AQI
21st September 2025
22nd September 2025
23rd September 2025
24th September 2025
25th September 2025
26th September 2025
27th September 2025
28th September 2025
29th September 2025
30th September 2025
1st October 2025
2nd October 2025
3rd October 2025
4th October 2025
5th October 2025
6th October 2025
7th October 2025
8th October 2025
9th October 2025
10th October 2025
11th October 2025
12th October 2025
13th October 2025
14th October 2025
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
118AQI
98AQI
86AQI
84AQI
74AQI
54AQI
48AQI
52AQI
57AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202575AQI
7
23
1
18
10
1
23
7
28
2
1
30
9
21
21
10
12
19
1
19
45
175
42
1
Highest AQI recorded in
January118AQI
Lowest AQI recorded in
July48AQI
202469AQI
16
1
2
1
4
8
1
29
10
21
6
25
10
19
5
20
5
1
2
21
7
6
22
3
38
169
34
4
Highest AQI recorded in
December118AQI
Lowest AQI recorded in
July49AQI
202375AQI
3
31
34
Highest AQI recorded in
December76AQI
Lowest AQI recorded in
November63AQI
202276AQI
4
7
7
8
6
4
22
4
1
2
14
12
4
23
4
10
19
1
6
17
2
2
21
5
2
39
135
32
1
Highest AQI recorded in
April90AQI
Lowest AQI recorded in
January59AQI
202182AQI
1
1
13
5
4
20
13
18
11
20
4
22
4
4
16
3
2
17
10
7
21
2
39
121
51
7
Highest AQI recorded in
January131AQI
Lowest AQI recorded in
July56AQI
202088AQI
2
8
3
11
10
1
14
3
9
21
4
24
2
9
19
1
1
18
11
16
15
3
9
17
1
1
3
22
5
30
143
84
6
Highest AQI recorded in
December126AQI
Lowest AQI recorded in
August60AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2020(Avg.)
88AQILeast Polluted Year Recorded
2024(Avg.)
69AQIYongkang Meteorological Bureau's annual 2025 AQI (75) shows an average percentage change of -2.8% (improved AQI) compared to previous years: 2020 (88), 2021 (82), 2022 (76), 2023 (75), 2024 (69).
