Ouhai, Wenzhou, 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+
October Air Quality Analysis
Ouhai, Wenzhou, Zhejiang, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
31st Oct 2021
122AQILowest AQI recorded on
12th Oct 2021
24AQISame Day Analysis (4th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 51 of Moderate air quality, showing improvement over 2023, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 5th Oct - 6th Oct 2025
Ouhai, Wenzhou, Zhejiang, China
AQI
Day
Night
.
5 AM5th Oct 2025
5 PM
4 AM6th Oct 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
10PM5th Oct
74AQI
Avg. Lowest Time
8AM5th Oct
43AQI
In the last 24 hours,
Ouhai's AQI reached its highest point of 74 at 10 PM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 5th Oct and 6th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Ouhai, Wenzhou, Zhejiang, China
SepOct
06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th
Day
Night
6th Sep 2025615 AMAQI
6th Sep 2025606 AMAQI
6th Sep 2025617 AMAQI
6th Sep 2025458 AMAQI
6th Sep 2025549 AMAQI
6th Sep 20254410 AMAQI
6th Sep 20255411 AMAQI
6th Sep 20255212 PMAQI
6th Sep 2025401 PMAQI
6th Sep 2025482 PMAQI
6th Sep 2025593 PMAQI
6th Sep 2025534 PMAQI
6th Sep 2025515 PMAQI
6th Sep 2025526 PMAQI
6th Sep 2025537 PMAQI
6th Sep 2025548 PMAQI
6th Sep 2025569 PMAQI
6th Sep 20255810 PMAQI
6th Sep 20255811 PMAQI
7th Sep 20255612 AMAQI
7th Sep 2025601 AMAQI
7th Sep 2025602 AMAQI
7th Sep 2025593 AMAQI
7th Sep 2025584 AMAQI
29°C25/34°C
7th Sep 2025585 AMAQI
7th Sep 2025596 AMAQI
7th Sep 2025587 AMAQI
7th Sep 2025568 AMAQI
7th Sep 2025569 AMAQI
7th Sep 20255510 AMAQI
7th Sep 20256111 AMAQI
7th Sep 20255512 PMAQI
7th Sep 2025541 PMAQI
7th Sep 2025542 PMAQI
7th Sep 2025523 PMAQI
7th Sep 2025594 PMAQI
7th Sep 2025745 PMAQI
7th Sep 2025696 PMAQI
7th Sep 2025657 PMAQI
7th Sep 2025608 PMAQI
7th Sep 2025599 PMAQI
7th Sep 20255510 PMAQI
7th Sep 20255511 PMAQI
8th Sep 20255912 AMAQI
8th Sep 2025591 AMAQI
8th Sep 2025592 AMAQI
8th Sep 2025593 AMAQI
8th Sep 2025594 AMAQI
29°C24/35°C
8th Sep 2025585 AMAQI
8th Sep 2025606 AMAQI
8th Sep 2025597 AMAQI
8th Sep 2025508 AMAQI
8th Sep 2025449 AMAQI
8th Sep 20254610 AMAQI
8th Sep 20255311 AMAQI
8th Sep 20255412 PMAQI
8th Sep 2025561 PMAQI
8th Sep 2025522 PMAQI
8th Sep 2025573 PMAQI
8th Sep 2025534 PMAQI
8th Sep 2025515 PMAQI
8th Sep 2025546 PMAQI
8th Sep 2025567 PMAQI
8th Sep 2025618 PMAQI
8th Sep 2025589 PMAQI
8th Sep 20255410 PMAQI
8th Sep 20255411 PMAQI
9th Sep 20255512 AMAQI
9th Sep 2025601 AMAQI
9th Sep 2025592 AMAQI
9th Sep 2025583 AMAQI
9th Sep 2025584 AMAQI
29°C24/35°C
9th Sep 2025605 AMAQI
9th Sep 2025586 AMAQI
9th Sep 2025587 AMAQI
9th Sep 2025548 AMAQI
9th Sep 2025529 AMAQI
9th Sep 20255210 AMAQI
9th Sep 20254811 AMAQI
9th Sep 20254812 PMAQI
9th Sep 2025441 PMAQI
9th Sep 2025492 PMAQI
9th Sep 2025543 PMAQI
9th Sep 2025554 PMAQI
9th Sep 2025625 PMAQI
9th Sep 2025516 PMAQI
9th Sep 2025567 PMAQI
9th Sep 2025568 PMAQI
9th Sep 2025549 PMAQI
9th Sep 20255410 PMAQI
9th Sep 20255111 PMAQI
10th Sep 20255612 AMAQI
10th Sep 2025581 AMAQI
10th Sep 2025632 AMAQI
10th Sep 2025583 AMAQI
10th Sep 2025574 AMAQI
29°C24/37°C
10th Sep 2025575 AMAQI
10th Sep 2025586 AMAQI
10th Sep 2025577 AMAQI
10th Sep 2025438 AMAQI
10th Sep 2025369 AMAQI
10th Sep 20254410 AMAQI
10th Sep 20254611 AMAQI
10th Sep 20254612 PMAQI
10th Sep 2025481 PMAQI
10th Sep 2025552 PMAQI
10th Sep 2025563 PMAQI
10th Sep 2025654 PMAQI
10th Sep 2025685 PMAQI
10th Sep 2025626 PMAQI
10th Sep 2025627 PMAQI
10th Sep 2025628 PMAQI
10th Sep 2025579 PMAQI
10th Sep 20255510 PMAQI
10th Sep 20255411 PMAQI
11th Sep 20255612 AMAQI
11th Sep 2025581 AMAQI
11th Sep 2025572 AMAQI
11th Sep 2025573 AMAQI
11th Sep 2025574 AMAQI
26°C22/30°C
11th Sep 2025565 AMAQI
11th Sep 2025566 AMAQI
11th Sep 2025577 AMAQI
11th Sep 2025488 AMAQI
11th Sep 2025509 AMAQI
11th Sep 20255310 AMAQI
11th Sep 20255311 AMAQI
11th Sep 20255412 PMAQI
11th Sep 2025541 PMAQI
11th Sep 2025552 PMAQI
11th Sep 2025483 PMAQI
11th Sep 2025524 PMAQI
11th Sep 2025565 PMAQI
11th Sep 2025566 PMAQI
11th Sep 2025567 PMAQI
11th Sep 2025568 PMAQI
11th Sep 2025569 PMAQI
11th Sep 20255610 PMAQI
11th Sep 20255611 PMAQI
12th Sep 20255812 AMAQI
12th Sep 2025571 AMAQI
12th Sep 2025562 AMAQI
12th Sep 2025563 AMAQI
12th Sep 2025564 AMAQI
26°C23/30°C
12th Sep 2025565 AMAQI
12th Sep 2025576 AMAQI
12th Sep 2025567 AMAQI
12th Sep 2025638 AMAQI
12th Sep 2025669 AMAQI
12th Sep 20256110 AMAQI
12th Sep 20256411 AMAQI
12th Sep 20255912 PMAQI
12th Sep 2025561 PMAQI
12th Sep 2025542 PMAQI
12th Sep 2025563 PMAQI
12th Sep 2025544 PMAQI
12th Sep 2025535 PMAQI
12th Sep 2025496 PMAQI
12th Sep 2025547 PMAQI
12th Sep 2025628 PMAQI
12th Sep 2025679 PMAQI
12th Sep 20256210 PMAQI
12th Sep 20256211 PMAQI
13th Sep 20256012 AMAQI
13th Sep 2025561 AMAQI
13th Sep 2025572 AMAQI
13th Sep 2025583 AMAQI
13th Sep 2025584 AMAQI
27°C23/33°C
13th Sep 2025585 AMAQI
13th Sep 2025576 AMAQI
13th Sep 2025587 AMAQI
13th Sep 2025768 AMAQI
13th Sep 2025769 AMAQI
13th Sep 20256610 AMAQI
13th Sep 20257711 AMAQI
13th Sep 20257912 PMAQI
13th Sep 2025801 PMAQI
13th Sep 2025802 PMAQI
13th Sep 2025673 PMAQI
13th Sep 2025634 PMAQI
13th Sep 2025765 PMAQI
13th Sep 2025666 PMAQI
13th Sep 2025647 PMAQI
13th Sep 2025758 PMAQI
13th Sep 2025799 PMAQI
13th Sep 20256410 PMAQI
13th Sep 20255311 PMAQI
14th Sep 20255412 AMAQI
14th Sep 2025581 AMAQI
14th Sep 2025592 AMAQI
14th Sep 2025633 AMAQI
14th Sep 2025624 AMAQI
28°C24/35°C
14th Sep 2025635 AMAQI
14th Sep 2025636 AMAQI
14th Sep 2025677 AMAQI
14th Sep 2025568 AMAQI
14th Sep 2025559 AMAQI
14th Sep 20253810 AMAQI
14th Sep 20254311 AMAQI
14th Sep 20255012 PMAQI
14th Sep 2025541 PMAQI
14th Sep 2025612 PMAQI
14th Sep 2025643 PMAQI
14th Sep 2025644 PMAQI
14th Sep 2025645 PMAQI
14th Sep 2025646 PMAQI
14th Sep 2025647 PMAQI
14th Sep 2025628 PMAQI
14th Sep 2025669 PMAQI
14th Sep 20257010 PMAQI
14th Sep 20256611 PMAQI
15th Sep 20256612 AMAQI
15th Sep 2025601 AMAQI
15th Sep 2025592 AMAQI
15th Sep 2025613 AMAQI
15th Sep 2025604 AMAQI
28°C23/34°C
15th Sep 2025615 AMAQI
15th Sep 2025606 AMAQI
15th Sep 2025607 AMAQI
15th Sep 2025708 AMAQI
15th Sep 2025649 AMAQI
15th Sep 20257110 AMAQI
15th Sep 20256211 AMAQI
15th Sep 20256312 PMAQI
15th Sep 2025681 PMAQI
15th Sep 2025652 PMAQI
15th Sep 2025563 PMAQI
15th Sep 2025574 PMAQI
15th Sep 2025535 PMAQI
15th Sep 2025656 PMAQI
15th Sep 2025567 PMAQI
15th Sep 2025568 PMAQI
15th Sep 2025559 PMAQI
15th Sep 20255710 PMAQI
15th Sep 20256311 PMAQI
16th Sep 20255612 AMAQI
16th Sep 2025601 AMAQI
16th Sep 2025602 AMAQI
16th Sep 2025623 AMAQI
16th Sep 2025614 AMAQI
28°C24/33°C
16th Sep 2025625 AMAQI
16th Sep 2025616 AMAQI
16th Sep 2025627 AMAQI
16th Sep 2025528 AMAQI
16th Sep 2025379 AMAQI
16th Sep 20253610 AMAQI
16th Sep 20254011 AMAQI
16th Sep 20254712 PMAQI
16th Sep 2025501 PMAQI
16th Sep 2025522 PMAQI
16th Sep 2025433 PMAQI
16th Sep 2025394 PMAQI
16th Sep 2025385 PMAQI
16th Sep 2025406 PMAQI
16th Sep 2025547 PMAQI
16th Sep 2025578 PMAQI
16th Sep 2025589 PMAQI
16th Sep 20255410 PMAQI
16th Sep 20255211 PMAQI
17th Sep 20255212 AMAQI
17th Sep 2025601 AMAQI
17th Sep 2025602 AMAQI
17th Sep 2025603 AMAQI
17th Sep 2025594 AMAQI
28°C24/33°C
17th Sep 2025585 AMAQI
17th Sep 2025586 AMAQI
17th Sep 2025587 AMAQI
17th Sep 2025438 AMAQI
17th Sep 2025469 AMAQI
17th Sep 20253110 AMAQI
17th Sep 20253411 AMAQI
17th Sep 20254012 PMAQI
17th Sep 2025521 PMAQI
17th Sep 2025552 PMAQI
17th Sep 2025563 PMAQI
17th Sep 2025524 PMAQI
17th Sep 2025525 PMAQI
17th Sep 2025606 PMAQI
17th Sep 2025567 PMAQI
17th Sep 2025568 PMAQI
17th Sep 2025559 PMAQI
17th Sep 20255210 PMAQI
17th Sep 20255111 PMAQI
18th Sep 20254612 AMAQI
18th Sep 2025581 AMAQI
18th Sep 2025592 AMAQI
18th Sep 2025583 AMAQI
18th Sep 2025574 AMAQI
29°C25/34°C
18th Sep 2025575 AMAQI
18th Sep 2025576 AMAQI
18th Sep 2025577 AMAQI
18th Sep 2025498 AMAQI
18th Sep 2025509 AMAQI
18th Sep 20255410 AMAQI
18th Sep 20253411 AMAQI
18th Sep 20253012 PMAQI
18th Sep 2025381 PMAQI
18th Sep 2025372 PMAQI
18th Sep 2025323 PMAQI
18th Sep 2025364 PMAQI
18th Sep 2025365 PMAQI
18th Sep 2025426 PMAQI
18th Sep 2025487 PMAQI
18th Sep 2025538 PMAQI
18th Sep 2025519 PMAQI
18th Sep 20254910 PMAQI
18th Sep 20255011 PMAQI
19th Sep 20254612 AMAQI
19th Sep 2025571 AMAQI
19th Sep 2025572 AMAQI
19th Sep 2025563 AMAQI
19th Sep 2025544 AMAQI
27°C23/34°C
19th Sep 2025555 AMAQI
19th Sep 2025546 AMAQI
19th Sep 2025547 AMAQI
19th Sep 2025328 AMAQI
19th Sep 2025269 AMAQI
19th Sep 20253710 AMAQI
19th Sep 20252611 AMAQI
19th Sep 20252012 PMAQI
19th Sep 2025181 PMAQI
19th Sep 2025202 PMAQI
19th Sep 2025263 PMAQI
19th Sep 2025294 PMAQI
19th Sep 2025385 PMAQI
19th Sep 2025506 PMAQI
19th Sep 2025537 PMAQI
19th Sep 2025538 PMAQI
19th Sep 2025479 PMAQI
19th Sep 20253810 PMAQI
19th Sep 20253711 PMAQI
20th Sep 20253912 AMAQI
20th Sep 2025541 AMAQI
20th Sep 2025552 AMAQI
20th Sep 2025543 AMAQI
20th Sep 2025514 AMAQI
26°C23/29°C
20th Sep 2025525 AMAQI
20th Sep 2025526 AMAQI
20th Sep 2025527 AMAQI
20th Sep 2025378 AMAQI
20th Sep 2025389 AMAQI
20th Sep 20254610 AMAQI
20th Sep 20254911 AMAQI
20th Sep 20254412 PMAQI
20th Sep 2025441 PMAQI
20th Sep 2025442 PMAQI
20th Sep 2025403 PMAQI
20th Sep 2025464 PMAQI
20th Sep 2025415 PMAQI
20th Sep 2025346 PMAQI
20th Sep 2025527 PMAQI
20th Sep 2025528 PMAQI
20th Sep 2025549 PMAQI
20th Sep 20255410 PMAQI
20th Sep 20255511 PMAQI
21st Sep 20255212 AMAQI
21st Sep 2025521 AMAQI
21st Sep 2025522 AMAQI
21st Sep 2025523 AMAQI
21st Sep 2025504 AMAQI
25°C23/30°C
21st Sep 2025505 AMAQI
21st Sep 2025516 AMAQI
21st Sep 2025517 AMAQI
21st Sep 2025288 AMAQI
21st Sep 2025339 AMAQI
21st Sep 20255010 AMAQI
21st Sep 20255211 AMAQI
21st Sep 20255012 PMAQI
21st Sep 2025481 PMAQI
21st Sep 2025382 PMAQI
21st Sep 2025413 PMAQI
21st Sep 2025444 PMAQI
21st Sep 2025485 PMAQI
21st Sep 2025506 PMAQI
21st Sep 2025567 PMAQI
21st Sep 2025538 PMAQI
21st Sep 2025549 PMAQI
21st Sep 20255710 PMAQI
21st Sep 20255511 PMAQI
22nd Sep 20255612 AMAQI
22nd Sep 2025521 AMAQI
22nd Sep 2025522 AMAQI
22nd Sep 2025513 AMAQI
22nd Sep 2025504 AMAQI
24°C22/28°C
22nd Sep 2025495 AMAQI
22nd Sep 2025506 AMAQI
22nd Sep 2025507 AMAQI
22nd Sep 2025488 AMAQI
22nd Sep 2025439 AMAQI
22nd Sep 20254210 AMAQI
22nd Sep 20254011 AMAQI
22nd Sep 20253812 PMAQI
22nd Sep 2025421 PMAQI
22nd Sep 2025432 PMAQI
22nd Sep 2025453 PMAQI
22nd Sep 2025434 PMAQI
22nd Sep 2025465 PMAQI
22nd Sep 2025486 PMAQI
22nd Sep 2025527 PMAQI
22nd Sep 2025548 PMAQI
22nd Sep 2025539 PMAQI
22nd Sep 20255310 PMAQI
22nd Sep 20255111 PMAQI
23rd Sep 20255012 AMAQI
23rd Sep 2025511 AMAQI
23rd Sep 2025522 AMAQI
23rd Sep 2025503 AMAQI
23rd Sep 2025514 AMAQI
25°C22/29°C
23rd Sep 2025505 AMAQI
23rd Sep 2025506 AMAQI
23rd Sep 2025517 AMAQI
23rd Sep 2025388 AMAQI
23rd Sep 2025389 AMAQI
23rd Sep 20253410 AMAQI
23rd Sep 20253811 AMAQI
23rd Sep 20253612 PMAQI
23rd Sep 2025301 PMAQI
23rd Sep 2025302 PMAQI
23rd Sep 2025283 PMAQI
23rd Sep 2025314 PMAQI
23rd Sep 2025315 PMAQI
23rd Sep 2025456 PMAQI
23rd Sep 2025567 PMAQI
23rd Sep 2025498 PMAQI
23rd Sep 2025489 PMAQI
23rd Sep 20254610 PMAQI
23rd Sep 20254511 PMAQI
24th Sep 20254612 AMAQI
24th Sep 2025511 AMAQI
24th Sep 2025522 AMAQI
24th Sep 2025513 AMAQI
24th Sep 2025484 AMAQI
25°C23/28°C
24th Sep 2025495 AMAQI
24th Sep 2025486 AMAQI
24th Sep 2025487 AMAQI
24th Sep 2025338 AMAQI
24th Sep 2025349 AMAQI
24th Sep 20253010 AMAQI
24th Sep 20253411 AMAQI
24th Sep 20253612 PMAQI
24th Sep 2025451 PMAQI
24th Sep 2025452 PMAQI
24th Sep 2025363 PMAQI
24th Sep 2025374 PMAQI
24th Sep 2025395 PMAQI
24th Sep 2025446 PMAQI
24th Sep 2025527 PMAQI
24th Sep 2025528 PMAQI
24th Sep 2025469 PMAQI
24th Sep 20254210 PMAQI
24th Sep 20254011 PMAQI
25th Sep 20253812 AMAQI
25th Sep 2025491 AMAQI
25th Sep 2025502 AMAQI
25th Sep 2025493 AMAQI
25th Sep 2025484 AMAQI
26°C23/28°C
25th Sep 2025485 AMAQI
25th Sep 2025486 AMAQI
25th Sep 2025477 AMAQI
25th Sep 2025388 AMAQI
25th Sep 2025409 AMAQI
25th Sep 20253210 AMAQI
25th Sep 20252611 AMAQI
25th Sep 20254012 PMAQI
25th Sep 2025521 PMAQI
25th Sep 2025512 PMAQI
25th Sep 2025493 PMAQI
25th Sep 2025494 PMAQI
25th Sep 2025535 PMAQI
25th Sep 2025576 PMAQI
25th Sep 2025657 PMAQI
25th Sep 2025668 PMAQI
25th Sep 2025669 PMAQI
25th Sep 20255710 PMAQI
25th Sep 20254311 PMAQI
26th Sep 20254812 AMAQI
26th Sep 2025531 AMAQI
26th Sep 2025472 AMAQI
26th Sep 2025463 AMAQI
26th Sep 2025524 AMAQI
26°C22/30°C
26th Sep 2025515 AMAQI
26th Sep 2025536 AMAQI
26th Sep 2025567 AMAQI
26th Sep 2025578 AMAQI
26th Sep 2025609 AMAQI
26th Sep 20254510 AMAQI
26th Sep 20253911 AMAQI
26th Sep 20254412 PMAQI
26th Sep 2025441 PMAQI
26th Sep 2025402 PMAQI
26th Sep 2025373 PMAQI
26th Sep 2025394 PMAQI
26th Sep 2025465 PMAQI
26th Sep 2025506 PMAQI
26th Sep 2025587 PMAQI
26th Sep 2025588 PMAQI
26th Sep 2025529 PMAQI
26th Sep 20254110 PMAQI
26th Sep 20253511 PMAQI
27th Sep 20253912 AMAQI
27th Sep 2025391 AMAQI
27th Sep 2025392 AMAQI
27th Sep 2025373 AMAQI
27th Sep 2025334 AMAQI
26°C22/32°C
27th Sep 2025335 AMAQI
27th Sep 2025336 AMAQI
27th Sep 2025327 AMAQI
27th Sep 2025308 AMAQI
27th Sep 2025329 AMAQI
27th Sep 20252810 AMAQI
27th Sep 20253111 AMAQI
27th Sep 20254112 PMAQI
27th Sep 2025441 PMAQI
27th Sep 2025442 PMAQI
27th Sep 2025443 PMAQI
27th Sep 2025464 PMAQI
27th Sep 2025515 PMAQI
27th Sep 2025526 PMAQI
27th Sep 2025527 PMAQI
27th Sep 2025498 PMAQI
27th Sep 2025429 PMAQI
27th Sep 20253910 PMAQI
27th Sep 20253911 PMAQI
28th Sep 20253612 AMAQI
28th Sep 2025391 AMAQI
28th Sep 2025402 AMAQI
28th Sep 2025463 AMAQI
28th Sep 2025504 AMAQI
27°C23/32°C
28th Sep 2025525 AMAQI
28th Sep 2025596 AMAQI
28th Sep 2025677 AMAQI
28th Sep 2025668 AMAQI
28th Sep 2025659 AMAQI
28th Sep 20255210 AMAQI
28th Sep 20254411 AMAQI
28th Sep 20254612 PMAQI
28th Sep 2025501 PMAQI
28th Sep 2025522 PMAQI
28th Sep 2025553 PMAQI
28th Sep 2025534 PMAQI
28th Sep 2025535 PMAQI
28th Sep 2025546 PMAQI
28th Sep 2025547 PMAQI
28th Sep 2025488 PMAQI
28th Sep 2025449 PMAQI
28th Sep 20254210 PMAQI
28th Sep 20253911 PMAQI
29th Sep 20253912 AMAQI
29th Sep 2025381 AMAQI
29th Sep 2025392 AMAQI
29th Sep 2025443 AMAQI
29th Sep 2025554 AMAQI
28°C25/33°C
29th Sep 2025525 AMAQI
29th Sep 2025526 AMAQI
29th Sep 2025577 AMAQI
29th Sep 2025588 AMAQI
29th Sep 2025609 AMAQI
29th Sep 20256910 AMAQI
29th Sep 20256211 AMAQI
29th Sep 20255612 PMAQI
29th Sep 2025541 PMAQI
29th Sep 2025522 PMAQI
29th Sep 2025553 PMAQI
29th Sep 2025544 PMAQI
29th Sep 2025525 PMAQI
29th Sep 2025526 PMAQI
29th Sep 2025567 PMAQI
29th Sep 2025528 PMAQI
29th Sep 2025499 PMAQI
29th Sep 20255210 PMAQI
29th Sep 20254811 PMAQI
30th Sep 20254712 AMAQI
30th Sep 2025461 AMAQI
30th Sep 2025532 AMAQI
30th Sep 2025563 AMAQI
30th Sep 2025574 AMAQI
27°C23/32°C
30th Sep 2025575 AMAQI
30th Sep 2025576 AMAQI
30th Sep 2025637 AMAQI
30th Sep 2025598 AMAQI
30th Sep 2025649 AMAQI
30th Sep 20255210 AMAQI
30th Sep 20256011 AMAQI
30th Sep 20255812 PMAQI
30th Sep 2025591 PMAQI
30th Sep 2025602 PMAQI
30th Sep 2025673 PMAQI
30th Sep 2025634 PMAQI
30th Sep 2025625 PMAQI
30th Sep 2025686 PMAQI
30th Sep 2025667 PMAQI
30th Sep 2025578 PMAQI
30th Sep 2025359 PMAQI
30th Sep 20253610 PMAQI
30th Sep 20253611 PMAQI
1st Oct 20254312 AMAQI
1st Oct 2025491 AMAQI
1st Oct 2025542 AMAQI
1st Oct 2025543 AMAQI
1st Oct 2025604 AMAQI
27°C23/33°C
1st Oct 2025695 AMAQI
1st Oct 2025576 AMAQI
1st Oct 2025547 AMAQI
1st Oct 2025488 AMAQI
1st Oct 2025409 AMAQI
1st Oct 20253210 AMAQI
1st Oct 20253111 AMAQI
1st Oct 20253912 PMAQI
1st Oct 2025381 PMAQI
1st Oct 2025382 PMAQI
1st Oct 2025503 PMAQI
1st Oct 2025504 PMAQI
1st Oct 2025535 PMAQI
1st Oct 2025546 PMAQI
1st Oct 2025577 PMAQI
1st Oct 2025708 PMAQI
1st Oct 2025689 PMAQI
1st Oct 20256910 PMAQI
1st Oct 20256411 PMAQI
2nd Oct 20255612 AMAQI
2nd Oct 2025581 AMAQI
2nd Oct 2025622 AMAQI
2nd Oct 2025643 AMAQI
2nd Oct 2025654 AMAQI
25°C22/30°C
2nd Oct 2025695 AMAQI
2nd Oct 2025756 AMAQI
2nd Oct 2025797 AMAQI
2nd Oct 2025828 AMAQI
2nd Oct 2025789 AMAQI
2nd Oct 20256910 AMAQI
2nd Oct 20256111 AMAQI
2nd Oct 20255812 PMAQI
2nd Oct 2025551 PMAQI
2nd Oct 2025522 PMAQI
2nd Oct 2025343 PMAQI
2nd Oct 2025384 PMAQI
2nd Oct 2025405 PMAQI
2nd Oct 2025376 PMAQI
2nd Oct 2025397 PMAQI
2nd Oct 2025418 PMAQI
2nd Oct 2025439 PMAQI
2nd Oct 20254910 PMAQI
2nd Oct 20254011 PMAQI
3rd Oct 20254012 AMAQI
3rd Oct 2025361 AMAQI
3rd Oct 2025352 AMAQI
3rd Oct 2025363 AMAQI
3rd Oct 2025334 AMAQI
27°C23/31°C
3rd Oct 2025355 AMAQI
3rd Oct 2025376 AMAQI
3rd Oct 2025347 AMAQI
3rd Oct 2025368 AMAQI
3rd Oct 2025359 AMAQI
3rd Oct 20253710 AMAQI
3rd Oct 20253611 AMAQI
3rd Oct 20253512 PMAQI
3rd Oct 2025421 PMAQI
3rd Oct 2025432 PMAQI
3rd Oct 2025453 PMAQI
3rd Oct 2025454 PMAQI
3rd Oct 2025545 PMAQI
3rd Oct 2025566 PMAQI
3rd Oct 2025457 PMAQI
3rd Oct 2025618 PMAQI
3rd Oct 2025629 PMAQI
3rd Oct 20255710 PMAQI
3rd Oct 20255011 PMAQI
4th Oct 20254412 AMAQI
4th Oct 2025441 AMAQI
4th Oct 2025442 AMAQI
4th Oct 2025463 AMAQI
4th Oct 2025424 AMAQI
27°C24/32°C
4th Oct 2025445 AMAQI
4th Oct 2025496 AMAQI
4th Oct 2025597 AMAQI
4th Oct 2025588 AMAQI
4th Oct 2025599 AMAQI
4th Oct 20256010 AMAQI
4th Oct 20255811 AMAQI
4th Oct 20255512 PMAQI
4th Oct 2025461 PMAQI
4th Oct 2025512 PMAQI
4th Oct 2025523 PMAQI
4th Oct 2025574 PMAQI
4th Oct 2025475 PMAQI
4th Oct 2025486 PMAQI
4th Oct 2025547 PMAQI
4th Oct 2025558 PMAQI
4th Oct 2025549 PMAQI
4th Oct 20255410 PMAQI
4th Oct 20255011 PMAQI
5th Oct 20255012 AMAQI
5th Oct 2025481 AMAQI
5th Oct 2025522 AMAQI
5th Oct 2025553 AMAQI
5th Oct 2025544 AMAQI
27°C23/31°C
5th Oct 2025515 AMAQI
5th Oct 2025506 AMAQI
5th Oct 2025507 AMAQI
5th Oct 2025438 AMAQI
5th Oct 2025489 AMAQI
5th Oct 20254910 AMAQI
5th Oct 20255211 AMAQI
5th Oct 20256112 PMAQI
5th Oct 2025531 PMAQI
5th Oct 2025522 PMAQI
5th Oct 2025523 PMAQI
5th Oct 2025544 PMAQI
5th Oct 2025595 PMAQI
5th Oct 2025676 PMAQI
5th Oct 2025697 PMAQI
5th Oct 2025728 PMAQI
5th Oct 2025739 PMAQI
5th Oct 20257410 PMAQI
5th Oct 20256811 PMAQI
6th Oct 20256812 AMAQI
--°C/°C
5 AM
11 AM
5 PM
11 PM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 7 AM
55AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
10 AM - 4 PM
48AQI
7 hours / Day
210 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 7 AM (Avg. 55), while the lowest AQI was between 10 AM to 4 PM (Avg. 48).
Night time
Avg. Highest Time
7 PM - 8 PM
57AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
12 AM
50AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 PM to 8 PM (Avg. 57), while the lowest AQI was between 12 AM to 12 AM (Avg. 50).
2025 Days Vs Air Quality
Ouhai, Wenzhou, Zhejiang, China
2025
19%
52
65%
179
17%
46
Total number of days with different AQI categories in last 278 days in 2025 (87 days remaining)
Good
52 DaysModerate
179 DaysPoor
46 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 19%
Health Risk Level:
Extreme
In 2025, 19% of 278 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
Ouhai, Wenzhou, 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
113AQI
113AQI
2nd January 2025
102AQI
102AQI
3rd January 2025
112AQI
112AQI
4th January 2025
91AQI
91AQI
5th January 2025
104AQI
104AQI
6th January 2025
118AQI
118AQI
7th January 2025
134AQI
134AQI
8th January 2025
126AQI
126AQI
9th January 2025
122AQI
122AQI
10th January 2025
88AQI
88AQI
11th January 2025
98AQI
98AQI
12th January 2025
100AQI
100AQI
13th January 2025
113AQI
113AQI
14th January 2025
108AQI
108AQI
15th January 2025
137AQI
137AQI
16th January 2025
99AQI
99AQI
17th January 2025
119AQI
119AQI
18th January 2025
102AQI
102AQI
19th January 2025
110AQI
110AQI
20th January 2025
120AQI
120AQI
21st January 2025
144AQI
144AQI
22nd January 2025
138AQI
138AQI
23rd January 2025
117AQI
117AQI
24th January 2025
89AQI
89AQI
25th January 2025
91AQI
91AQI
26th January 2025
69AQI
69AQI
27th January 2025
68AQI
68AQI
28th January 2025
72AQI
72AQI
29th January 2025
104AQI
104AQI
30th January 2025
87AQI
87AQI
31st January 2025
97AQI
97AQI
1st February 2025
68AQI
68AQI
2nd February 2025
53AQI
53AQI
3rd February 2025
100AQI
100AQI
4th February 2025
109AQI
109AQI
5th February 2025
93AQI
93AQI
6th February 2025
116AQI
116AQI
7th February 2025
91AQI
91AQI
8th February 2025
72AQI
72AQI
9th February 2025
84AQI
84AQI
10th February 2025
92AQI
92AQI
11th February 2025
88AQI
88AQI
12th February 2025
97AQI
97AQI
13th February 2025
137AQI
137AQI
14th February 2025
101AQI
101AQI
15th February 2025
141AQI
141AQI
16th February 2025
114AQI
114AQI
17th February 2025
126AQI
126AQI
18th February 2025
79AQI
79AQI
19th February 2025
113AQI
113AQI
20th February 2025
64AQI
64AQI
21st February 2025
69AQI
69AQI
22nd February 2025
76AQI
76AQI
23rd February 2025
67AQI
67AQI
24th February 2025
131AQI
131AQI
25th February 2025
134AQI
134AQI
26th February 2025
144AQI
144AQI
27th February 2025
147AQI
147AQI
28th February 2025
119AQI
119AQI
1st March 2025
121AQI
121AQI
2nd March 2025
112AQI
112AQI
3rd March 2025
108AQI
108AQI
4th March 2025
76AQI
76AQI
5th March 2025
61AQI
61AQI
6th March 2025
58AQI
58AQI
7th March 2025
78AQI
78AQI
8th March 2025
98AQI
98AQI
9th March 2025
96AQI
96AQI
10th March 2025
93AQI
93AQI
11th March 2025
118AQI
118AQI
12th March 2025
88AQI
88AQI
13th March 2025
77AQI
77AQI
14th March 2025
74AQI
74AQI
15th March 2025
41AQI
41AQI
16th March 2025
72AQI
72AQI
17th March 2025
78AQI
78AQI
18th March 2025
88AQI
88AQI
19th March 2025
86AQI
86AQI
20th March 2025
110AQI
110AQI
21st March 2025
88AQI
88AQI
22nd March 2025
97AQI
97AQI
23rd March 2025
103AQI
103AQI
24th March 2025
120AQI
120AQI
25th March 2025
134AQI
134AQI
26th March 2025
121AQI
121AQI
27th March 2025
121AQI
121AQI
28th March 2025
71AQI
71AQI
29th March 2025
85AQI
85AQI
30th March 2025
67AQI
67AQI
31st March 2025
68AQI
68AQI
1st April 2025
67AQI
67AQI
2nd April 2025
88AQI
88AQI
3rd April 2025
100AQI
100AQI
4th April 2025
97AQI
97AQI
5th April 2025
89AQI
89AQI
6th April 2025
95AQI
95AQI
7th April 2025
94AQI
94AQI
8th April 2025
89AQI
89AQI
9th April 2025
118AQI
118AQI
10th April 2025
83AQI
83AQI
11th April 2025
95AQI
95AQI
12th April 2025
88AQI
88AQI
13th April 2025
86AQI
86AQI
14th April 2025
98AQI
98AQI
15th April 2025
86AQI
86AQI
16th April 2025
89AQI
89AQI
17th April 2025
112AQI
112AQI
18th April 2025
98AQI
98AQI
19th April 2025
81AQI
81AQI
20th April 2025
103AQI
103AQI
21st April 2025
88AQI
88AQI
22nd April 2025
90AQI
90AQI
23rd April 2025
72AQI
72AQI
24th April 2025
74AQI
74AQI
25th April 2025
54AQI
54AQI
26th April 2025
76AQI
76AQI
27th April 2025
81AQI
81AQI
28th April 2025
82AQI
82AQI
29th April 2025
76AQI
76AQI
30th April 2025
69AQI
69AQI
1st May 2025
74AQI
74AQI
2nd May 2025
76AQI
76AQI
3rd May 2025
86AQI
86AQI
4th May 2025
64AQI
64AQI
5th May 2025
81AQI
81AQI
6th May 2025
79AQI
79AQI
7th May 2025
93AQI
93AQI
8th May 2025
70AQI
70AQI
9th May 2025
75AQI
75AQI
10th May 2025
64AQI
64AQI
11th May 2025
72AQI
72AQI
12th May 2025
69AQI
69AQI
13th May 2025
69AQI
69AQI
14th May 2025
65AQI
65AQI
15th May 2025
68AQI
68AQI
16th May 2025
78AQI
78AQI
17th May 2025
79AQI
79AQI
18th May 2025
54AQI
54AQI
19th May 2025
74AQI
74AQI
20th May 2025
76AQI
76AQI
21st May 2025
58AQI
58AQI
22nd May 2025
63AQI
63AQI
23rd May 2025
65AQI
65AQI
24th May 2025
69AQI
69AQI
25th May 2025
103AQI
103AQI
26th May 2025
87AQI
87AQI
27th May 2025
70AQI
70AQI
28th May 2025
68AQI
68AQI
29th May 2025
52AQI
52AQI
30th May 2025
71AQI
71AQI
31st May 2025
75AQI
75AQI
1st June 2025
71AQI
71AQI
2nd June 2025
81AQI
81AQI
3rd June 2025
61AQI
61AQI
4th June 2025
76AQI
76AQI
5th June 2025
60AQI
60AQI
6th June 2025
70AQI
70AQI
7th June 2025
70AQI
70AQI
8th June 2025
66AQI
66AQI
9th June 2025
64AQI
64AQI
10th June 2025
53AQI
53AQI
11th June 2025
46AQI
46AQI
12th June 2025
50AQI
50AQI
13th June 2025
49AQI
49AQI
14th June 2025
54AQI
54AQI
15th June 2025
53AQI
53AQI
16th June 2025
50AQI
50AQI
17th June 2025
59AQI
59AQI
18th June 2025
58AQI
58AQI
19th June 2025
54AQI
54AQI
20th June 2025
51AQI
51AQI
21st June 2025
59AQI
59AQI
22nd June 2025
66AQI
66AQI
23rd June 2025
58AQI
58AQI
24th June 2025
63AQI
63AQI
25th June 2025
61AQI
61AQI
26th June 2025
65AQI
65AQI
27th June 2025
64AQI
64AQI
28th June 2025
55AQI
55AQI
29th June 2025
53AQI
53AQI
30th June 2025
45AQI
45AQI
1st July 2025
46AQI
46AQI
2nd July 2025
50AQI
50AQI
3rd July 2025
49AQI
49AQI
4th July 2025
54AQI
54AQI
5th July 2025
48AQI
48AQI
6th July 2025
41AQI
41AQI
7th July 2025
34AQI
34AQI
8th July 2025
39AQI
39AQI
9th July 2025
45AQI
45AQI
10th July 2025
50AQI
50AQI
11th July 2025
47AQI
47AQI
12th July 2025
51AQI
51AQI
13th July 2025
51AQI
51AQI
14th July 2025
59AQI
59AQI
15th July 2025
70AQI
70AQI
16th July 2025
66AQI
66AQI
17th July 2025
70AQI
70AQI
18th July 2025
55AQI
55AQI
19th July 2025
45AQI
45AQI
20th July 2025
45AQI
45AQI
21st July 2025
37AQI
37AQI
22nd July 2025
45AQI
45AQI
23rd July 2025
42AQI
42AQI
24th July 2025
41AQI
41AQI
25th July 2025
38AQI
38AQI
26th July 2025
39AQI
39AQI
27th July 2025
39AQI
39AQI
28th July 2025
38AQI
38AQI
29th July 2025
38AQI
38AQI
30th July 2025
43AQI
43AQI
31st July 2025
54AQI
54AQI
1st August 2025
57AQI
57AQI
2nd August 2025
61AQI
61AQI
3rd August 2025
62AQI
62AQI
4th August 2025
59AQI
59AQI
5th August 2025
54AQI
54AQI
6th August 2025
57AQI
57AQI
7th August 2025
60AQI
60AQI
8th August 2025
71AQI
71AQI
9th August 2025
74AQI
74AQI
10th August 2025
74AQI
74AQI
11th August 2025
67AQI
67AQI
12th August 2025
61AQI
61AQI
13th August 2025
53AQI
53AQI
14th August 2025
45AQI
45AQI
15th August 2025
42AQI
42AQI
16th August 2025
41AQI
41AQI
17th August 2025
45AQI
45AQI
18th August 2025
45AQI
45AQI
19th August 2025
47AQI
47AQI
20th August 2025
56AQI
56AQI
21st August 2025
58AQI
58AQI
22nd August 2025
54AQI
54AQI
23rd August 2025
51AQI
51AQI
24th August 2025
51AQI
51AQI
25th August 2025
49AQI
49AQI
26th August 2025
51AQI
51AQI
27th August 2025
47AQI
47AQI
28th August 2025
43AQI
43AQI
29th August 2025
43AQI
43AQI
30th August 2025
44AQI
44AQI
31st August 2025
49AQI
49AQI
1st September 2025
54AQI
54AQI
2nd September 2025
52AQI
52AQI
3rd September 2025
55AQI
55AQI
4th September 2025
62AQI
62AQI
5th September 2025
60AQI
60AQI
6th September 2025
55AQI
55AQI
7th September 2025
59AQI
59AQI
8th September 2025
56AQI
56AQI
9th September 2025
55AQI
55AQI
10th September 2025
56AQI
56AQI
11th September 2025
55AQI
55AQI
12th September 2025
58AQI
58AQI
13th September 2025
66AQI
66AQI
14th September 2025
60AQI
60AQI
15th September 2025
61AQI
61AQI
16th September 2025
52AQI
52AQI
17th September 2025
53AQI
53AQI
18th September 2025
48AQI
48AQI
19th September 2025
43AQI
43AQI
20th September 2025
48AQI
48AQI
21st September 2025
50AQI
50AQI
22nd September 2025
49AQI
49AQI
23rd September 2025
44AQI
44AQI
24th September 2025
44AQI
44AQI
25th September 2025
51AQI
51AQI
26th September 2025
47AQI
47AQI
27th September 2025
40AQI
40AQI
28th September 2025
48AQI
48AQI
29th September 2025
50AQI
50AQI
30th September 2025
54AQI
54AQI
1st October 2025
51AQI
51AQI
2nd October 2025
55AQI
55AQI
3rd October 2025
44AQI
44AQI
4th October 2025
51AQI
51AQI
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
106AQI
101AQI
91AQI
87AQI
72AQI
60AQI
47AQI
54AQI
53AQI
50AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202574AQI
12
19
15
13
1
20
10
27
3
30
1
5
25
22
9
12
19
11
19
1
3
52
179
46
Highest AQI recorded in
January106AQI
Lowest AQI recorded in
July47AQI
202477AQI
1
9
11
10
10
13
4
2
2
11
18
1
18
10
1
7
21
3
7
20
3
14
17
4
26
1
14
16
11
20
8
20
2
19
12
79
210
64
13
Highest AQI recorded in
January121AQI
Lowest AQI recorded in
July52AQI
202383AQI
2
17
12
2
17
6
3
12
19
14
16
4
20
7
2
27
1
7
23
1
8
23
2
28
7
20
4
2
11
13
3
13
12
3
39
225
91
6
Highest AQI recorded in
March107AQI
Lowest AQI recorded in
July60AQI
202278AQI
7
10
9
5
6
10
5
6
14
9
2
4
19
7
5
21
5
9
19
2
3
15
3
1
5
21
1
1
9
21
1
3
24
3
6
14
9
2
63
189
54
10
Highest AQI recorded in
January94AQI
Lowest AQI recorded in
October64AQI
202181AQI
13
14
4
2
16
9
1
2
13
16
1
20
9
2
22
7
5
25
10
21
6
22
8
22
11
16
4
3
16
11
1
13
15
2
51
219
85
7
Highest AQI recorded in
January112AQI
Lowest AQI recorded in
September60AQI
202081AQI
4
5
4
3
5
13
2
14
2
4
22
4
2
25
4
9
22
3
21
6
3
27
1
3
18
9
2
13
13
3
35
172
56
3
Highest AQI recorded in
April104AQI
Lowest AQI recorded in
August61AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
83AQILeast Polluted Year Recorded
2025(Avg.)
74AQIOuhai's annual 2025 AQI (74) shows an average percentage change of -7.4% (improved AQI) compared to previous years: 2020 (81), 2021 (81), 2022 (78), 2023 (83), 2024 (77).
