Wenlan, Yunnan, 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
Wenlan, Yunnan, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
30th Sep 2022
112AQILowest AQI recorded on
10th Sep 2024
33AQISame Day Analysis (15th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 52 of Moderate air quality, showing improvement over 2024, 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 16th Sep - 17th Sep 2025
Wenlan, Yunnan, China
AQI
Day
Night
.
5 AM16th Sep 2025
6 PM
4 AM17th Sep 2025
Day time
Avg. Highest Time
9AM16th Sep
63AQI
Avg. Lowest Time
4PM16th Sep
28AQI
Night time
Avg. Highest Time
11PM16th Sep
58AQI
Avg. Lowest Time
3AM17th Sep
52AQI
In the last 24 hours,
Wenlan's AQI reached its highest point of 63 at 9 AM during the Day, while the lowest point, 28, was recorded at 4 PM during the Day between 16th Sep and 17th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Wenlan, Yunnan, China
AugSep
18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 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
Day
Night
18th Aug 2025525 AMAQI
18th Aug 2025526 AMAQI
18th Aug 2025527 AMAQI
18th Aug 2025638 AMAQI
18th Aug 2025589 AMAQI
18th Aug 20255710 AMAQI
18th Aug 20255011 AMAQI
18th Aug 20255512 PMAQI
18th Aug 2025691 PMAQI
18th Aug 2025702 PMAQI
18th Aug 2025623 PMAQI
18th Aug 2025524 PMAQI
18th Aug 2025545 PMAQI
18th Aug 2025536 PMAQI
18th Aug 2025527 PMAQI
18th Aug 2025488 PMAQI
18th Aug 2025599 PMAQI
18th Aug 20255810 PMAQI
18th Aug 20256011 PMAQI
19th Aug 20255512 AMAQI
19th Aug 2025521 AMAQI
19th Aug 2025522 AMAQI
19th Aug 2025533 AMAQI
19th Aug 2025534 AMAQI
19°C16/23°C
19th Aug 2025535 AMAQI
19th Aug 2025546 AMAQI
19th Aug 2025537 AMAQI
19th Aug 2025508 AMAQI
19th Aug 2025549 AMAQI
19th Aug 20254310 AMAQI
19th Aug 20255611 AMAQI
19th Aug 20255912 PMAQI
19th Aug 2025581 PMAQI
19th Aug 2025562 PMAQI
19th Aug 2025513 PMAQI
19th Aug 2025424 PMAQI
19th Aug 2025395 PMAQI
19th Aug 2025356 PMAQI
19th Aug 2025527 PMAQI
19th Aug 2025508 PMAQI
19th Aug 2025509 PMAQI
19th Aug 20255310 PMAQI
19th Aug 20255811 PMAQI
20th Aug 20255512 AMAQI
20th Aug 2025521 AMAQI
20th Aug 2025522 AMAQI
20th Aug 2025523 AMAQI
20th Aug 2025534 AMAQI
19°C15/22°C
20th Aug 2025525 AMAQI
20th Aug 2025526 AMAQI
20th Aug 2025537 AMAQI
20th Aug 2025558 AMAQI
20th Aug 2025589 AMAQI
20th Aug 20255610 AMAQI
20th Aug 20255011 AMAQI
20th Aug 20254812 PMAQI
20th Aug 2025411 PMAQI
20th Aug 2025362 PMAQI
20th Aug 2025253 PMAQI
20th Aug 2025424 PMAQI
20th Aug 2025395 PMAQI
20th Aug 2025356 PMAQI
20th Aug 2025427 PMAQI
20th Aug 2025508 PMAQI
20th Aug 2025529 PMAQI
20th Aug 20255610 PMAQI
20th Aug 20255411 PMAQI
21st Aug 20255012 AMAQI
21st Aug 2025531 AMAQI
21st Aug 2025522 AMAQI
21st Aug 2025523 AMAQI
21st Aug 2025524 AMAQI
18°C15/20°C
21st Aug 2025525 AMAQI
21st Aug 2025526 AMAQI
21st Aug 2025527 AMAQI
21st Aug 2025418 AMAQI
21st Aug 2025399 AMAQI
21st Aug 20253310 AMAQI
21st Aug 20254111 AMAQI
21st Aug 20254112 PMAQI
21st Aug 2025431 PMAQI
21st Aug 2025422 PMAQI
21st Aug 2025363 PMAQI
21st Aug 2025354 PMAQI
21st Aug 2025355 PMAQI
21st Aug 2025446 PMAQI
21st Aug 2025507 PMAQI
21st Aug 2025558 PMAQI
21st Aug 2025509 PMAQI
21st Aug 20255110 PMAQI
21st Aug 20255211 PMAQI
22nd Aug 20255112 AMAQI
22nd Aug 2025521 AMAQI
22nd Aug 2025522 AMAQI
22nd Aug 2025493 AMAQI
22nd Aug 2025504 AMAQI
19°C18/21°C
22nd Aug 2025505 AMAQI
22nd Aug 2025506 AMAQI
22nd Aug 2025517 AMAQI
22nd Aug 2025418 AMAQI
22nd Aug 2025429 AMAQI
22nd Aug 20255510 AMAQI
22nd Aug 20255411 AMAQI
22nd Aug 20255012 PMAQI
22nd Aug 2025481 PMAQI
22nd Aug 2025412 PMAQI
22nd Aug 2025503 PMAQI
22nd Aug 2025434 PMAQI
22nd Aug 2025395 PMAQI
22nd Aug 2025426 PMAQI
22nd Aug 2025497 PMAQI
22nd Aug 2025558 PMAQI
22nd Aug 2025569 PMAQI
22nd Aug 20255410 PMAQI
22nd Aug 20255111 PMAQI
23rd Aug 20255012 AMAQI
23rd Aug 2025491 AMAQI
23rd Aug 2025502 AMAQI
23rd Aug 2025493 AMAQI
23rd Aug 2025504 AMAQI
19°C17/21°C
23rd Aug 2025495 AMAQI
23rd Aug 2025506 AMAQI
23rd Aug 2025497 AMAQI
23rd Aug 2025348 AMAQI
23rd Aug 2025309 AMAQI
23rd Aug 20253010 AMAQI
23rd Aug 20252911 AMAQI
23rd Aug 20253812 PMAQI
23rd Aug 2025331 PMAQI
23rd Aug 2025332 PMAQI
23rd Aug 2025263 PMAQI
23rd Aug 2025334 PMAQI
23rd Aug 2025315 PMAQI
23rd Aug 2025346 PMAQI
23rd Aug 2025447 PMAQI
23rd Aug 2025508 PMAQI
23rd Aug 2025519 PMAQI
23rd Aug 20255210 PMAQI
23rd Aug 20255611 PMAQI
24th Aug 20255112 AMAQI
24th Aug 2025481 AMAQI
24th Aug 2025482 AMAQI
24th Aug 2025453 AMAQI
24th Aug 2025454 AMAQI
19°C17/20°C
24th Aug 2025445 AMAQI
24th Aug 2025446 AMAQI
24th Aug 2025447 AMAQI
24th Aug 2025498 AMAQI
24th Aug 2025519 AMAQI
24th Aug 20255110 AMAQI
24th Aug 20255011 AMAQI
24th Aug 20254412 PMAQI
24th Aug 2025421 PMAQI
24th Aug 2025352 PMAQI
24th Aug 2025383 PMAQI
24th Aug 2025354 PMAQI
24th Aug 2025345 PMAQI
24th Aug 2025326 PMAQI
24th Aug 2025407 PMAQI
24th Aug 2025498 PMAQI
24th Aug 2025529 PMAQI
24th Aug 20254410 PMAQI
24th Aug 20254811 PMAQI
25th Aug 20255012 AMAQI
25th Aug 2025451 AMAQI
25th Aug 2025452 AMAQI
25th Aug 2025443 AMAQI
25th Aug 2025474 AMAQI
21°C18/25°C
25th Aug 2025455 AMAQI
25th Aug 2025456 AMAQI
25th Aug 2025447 AMAQI
25th Aug 2025548 AMAQI
25th Aug 2025579 AMAQI
25th Aug 20255310 AMAQI
25th Aug 20255011 AMAQI
25th Aug 20254712 PMAQI
25th Aug 2025471 PMAQI
25th Aug 2025562 PMAQI
25th Aug 2025573 PMAQI
25th Aug 2025484 PMAQI
25th Aug 2025495 PMAQI
25th Aug 2025506 PMAQI
25th Aug 2025487 PMAQI
25th Aug 2025558 PMAQI
25th Aug 2025559 PMAQI
25th Aug 20255510 PMAQI
25th Aug 20255611 PMAQI
26th Aug 20255112 AMAQI
26th Aug 2025451 AMAQI
26th Aug 2025472 AMAQI
26th Aug 2025483 AMAQI
26th Aug 2025484 AMAQI
20°C17/25°C
26th Aug 2025485 AMAQI
26th Aug 2025486 AMAQI
26th Aug 2025477 AMAQI
26th Aug 2025488 AMAQI
26th Aug 2025589 AMAQI
26th Aug 20255510 AMAQI
26th Aug 20255211 AMAQI
26th Aug 20255012 PMAQI
26th Aug 2025511 PMAQI
26th Aug 2025562 PMAQI
26th Aug 2025563 PMAQI
26th Aug 2025484 PMAQI
26th Aug 2025525 PMAQI
26th Aug 2025446 PMAQI
26th Aug 2025567 PMAQI
26th Aug 2025578 PMAQI
26th Aug 2025549 PMAQI
26th Aug 20255410 PMAQI
26th Aug 20256411 PMAQI
27th Aug 20255912 AMAQI
27th Aug 2025491 AMAQI
27th Aug 2025482 AMAQI
27th Aug 2025483 AMAQI
27th Aug 2025504 AMAQI
16°C14/18°C
27th Aug 2025505 AMAQI
27th Aug 2025516 AMAQI
27th Aug 2025497 AMAQI
27th Aug 2025448 AMAQI
27th Aug 2025609 AMAQI
27th Aug 20255610 AMAQI
27th Aug 20256411 AMAQI
27th Aug 20254712 PMAQI
27th Aug 2025551 PMAQI
27th Aug 2025452 PMAQI
27th Aug 2025393 PMAQI
27th Aug 2025394 PMAQI
27th Aug 2025415 PMAQI
27th Aug 2025366 PMAQI
27th Aug 2025427 PMAQI
27th Aug 2025528 PMAQI
27th Aug 2025549 PMAQI
27th Aug 20255010 PMAQI
27th Aug 20255211 PMAQI
28th Aug 20255112 AMAQI
28th Aug 2025501 AMAQI
28th Aug 2025492 AMAQI
28th Aug 2025523 AMAQI
28th Aug 2025504 AMAQI
20°C17/25°C
28th Aug 2025505 AMAQI
28th Aug 2025506 AMAQI
28th Aug 2025517 AMAQI
28th Aug 2025408 AMAQI
28th Aug 2025449 AMAQI
28th Aug 20254010 AMAQI
28th Aug 20254611 AMAQI
28th Aug 20254512 PMAQI
28th Aug 2025521 PMAQI
28th Aug 2025392 PMAQI
28th Aug 2025333 PMAQI
28th Aug 2025294 PMAQI
28th Aug 2025265 PMAQI
28th Aug 2025316 PMAQI
28th Aug 2025497 PMAQI
28th Aug 2025528 PMAQI
28th Aug 2025529 PMAQI
28th Aug 20255010 PMAQI
28th Aug 20254311 PMAQI
29th Aug 20254412 AMAQI
29th Aug 2025511 AMAQI
29th Aug 2025482 AMAQI
29th Aug 2025483 AMAQI
29th Aug 2025484 AMAQI
19°C16/24°C
29th Aug 2025485 AMAQI
29th Aug 2025476 AMAQI
29th Aug 2025467 AMAQI
29th Aug 2025378 AMAQI
29th Aug 2025389 AMAQI
29th Aug 20254010 AMAQI
29th Aug 20253611 AMAQI
29th Aug 20254112 PMAQI
29th Aug 2025401 PMAQI
29th Aug 2025412 PMAQI
29th Aug 2025453 PMAQI
29th Aug 2025344 PMAQI
29th Aug 2025355 PMAQI
29th Aug 2025426 PMAQI
29th Aug 2025487 PMAQI
29th Aug 2025498 PMAQI
29th Aug 2025459 PMAQI
29th Aug 20255310 PMAQI
29th Aug 20255311 PMAQI
30th Aug 20255412 AMAQI
30th Aug 2025461 AMAQI
30th Aug 2025462 AMAQI
30th Aug 2025453 AMAQI
30th Aug 2025444 AMAQI
20°C17/24°C
30th Aug 2025445 AMAQI
30th Aug 2025446 AMAQI
30th Aug 2025457 AMAQI
30th Aug 2025518 AMAQI
30th Aug 2025489 AMAQI
30th Aug 20254710 AMAQI
30th Aug 20254511 AMAQI
30th Aug 20255212 PMAQI
30th Aug 2025411 PMAQI
30th Aug 2025522 PMAQI
30th Aug 2025553 PMAQI
30th Aug 2025484 PMAQI
30th Aug 2025385 PMAQI
30th Aug 2025406 PMAQI
30th Aug 2025477 PMAQI
30th Aug 2025548 PMAQI
30th Aug 2025569 PMAQI
30th Aug 20255810 PMAQI
30th Aug 20255411 PMAQI
31st Aug 20254812 AMAQI
31st Aug 2025451 AMAQI
31st Aug 2025462 AMAQI
31st Aug 2025463 AMAQI
31st Aug 2025464 AMAQI
20°C17/25°C
31st Aug 2025475 AMAQI
31st Aug 2025476 AMAQI
31st Aug 2025477 AMAQI
31st Aug 2025528 AMAQI
31st Aug 2025489 AMAQI
31st Aug 20255610 AMAQI
31st Aug 20255511 AMAQI
31st Aug 20255312 PMAQI
31st Aug 2025501 PMAQI
31st Aug 2025502 PMAQI
31st Aug 2025413 PMAQI
31st Aug 2025424 PMAQI
31st Aug 2025425 PMAQI
31st Aug 2025386 PMAQI
31st Aug 2025447 PMAQI
31st Aug 2025478 PMAQI
31st Aug 2025569 PMAQI
31st Aug 20254810 PMAQI
31st Aug 20254811 PMAQI
1st Sep 20255112 AMAQI
1st Sep 2025471 AMAQI
1st Sep 2025452 AMAQI
1st Sep 2025503 AMAQI
1st Sep 2025504 AMAQI
19°C15/21°C
1st Sep 2025505 AMAQI
1st Sep 2025506 AMAQI
1st Sep 2025507 AMAQI
1st Sep 2025498 AMAQI
1st Sep 2025509 AMAQI
1st Sep 20254910 AMAQI
1st Sep 20254211 AMAQI
1st Sep 20254612 PMAQI
1st Sep 2025451 PMAQI
1st Sep 2025492 PMAQI
1st Sep 2025423 PMAQI
1st Sep 2025384 PMAQI
1st Sep 2025395 PMAQI
1st Sep 2025436 PMAQI
1st Sep 2025467 PMAQI
1st Sep 2025548 PMAQI
1st Sep 2025579 PMAQI
1st Sep 20255810 PMAQI
1st Sep 20255811 PMAQI
2nd Sep 20255412 AMAQI
2nd Sep 2025491 AMAQI
2nd Sep 2025512 AMAQI
2nd Sep 2025503 AMAQI
2nd Sep 2025494 AMAQI
19°C16/22°C
2nd Sep 2025495 AMAQI
2nd Sep 2025486 AMAQI
2nd Sep 2025517 AMAQI
2nd Sep 2025538 AMAQI
2nd Sep 2025549 AMAQI
2nd Sep 20254910 AMAQI
2nd Sep 20254811 AMAQI
2nd Sep 20255112 PMAQI
2nd Sep 2025471 PMAQI
2nd Sep 2025322 PMAQI
2nd Sep 2025403 PMAQI
2nd Sep 2025444 PMAQI
2nd Sep 2025405 PMAQI
2nd Sep 2025406 PMAQI
2nd Sep 2025467 PMAQI
2nd Sep 2025458 PMAQI
2nd Sep 2025529 PMAQI
2nd Sep 20255310 PMAQI
2nd Sep 20255511 PMAQI
3rd Sep 20255612 AMAQI
3rd Sep 2025521 AMAQI
3rd Sep 2025512 AMAQI
3rd Sep 2025523 AMAQI
3rd Sep 2025524 AMAQI
19°C16/22°C
3rd Sep 2025515 AMAQI
3rd Sep 2025516 AMAQI
3rd Sep 2025527 AMAQI
3rd Sep 2025528 AMAQI
3rd Sep 2025529 AMAQI
3rd Sep 20255210 AMAQI
3rd Sep 20255211 AMAQI
3rd Sep 20255012 PMAQI
3rd Sep 2025481 PMAQI
3rd Sep 2025512 PMAQI
3rd Sep 2025513 PMAQI
3rd Sep 2025534 PMAQI
3rd Sep 2025575 PMAQI
3rd Sep 2025486 PMAQI
3rd Sep 2025577 PMAQI
3rd Sep 2025558 PMAQI
3rd Sep 2025569 PMAQI
3rd Sep 20255810 PMAQI
3rd Sep 20255711 PMAQI
4th Sep 20255412 AMAQI
4th Sep 2025521 AMAQI
4th Sep 2025522 AMAQI
4th Sep 2025523 AMAQI
4th Sep 2025524 AMAQI
20°C16/23°C
4th Sep 2025525 AMAQI
4th Sep 2025536 AMAQI
4th Sep 2025527 AMAQI
4th Sep 2025518 AMAQI
4th Sep 2025539 AMAQI
4th Sep 20255710 AMAQI
4th Sep 20255711 AMAQI
4th Sep 20255312 PMAQI
4th Sep 2025571 PMAQI
4th Sep 2025492 PMAQI
4th Sep 2025543 PMAQI
4th Sep 2025464 PMAQI
4th Sep 2025545 PMAQI
4th Sep 2025566 PMAQI
4th Sep 2025627 PMAQI
4th Sep 2025628 PMAQI
4th Sep 2025609 PMAQI
4th Sep 20256310 PMAQI
4th Sep 20256411 PMAQI
5th Sep 20256612 AMAQI
5th Sep 2025521 AMAQI
5th Sep 2025532 AMAQI
5th Sep 2025533 AMAQI
5th Sep 2025524 AMAQI
20°C16/23°C
5th Sep 2025535 AMAQI
5th Sep 2025546 AMAQI
5th Sep 2025537 AMAQI
5th Sep 2025608 AMAQI
5th Sep 2025589 AMAQI
5th Sep 20255810 AMAQI
5th Sep 20254911 AMAQI
5th Sep 20254212 PMAQI
5th Sep 2025411 PMAQI
5th Sep 2025392 PMAQI
5th Sep 2025433 PMAQI
5th Sep 2025454 PMAQI
5th Sep 2025485 PMAQI
5th Sep 2025376 PMAQI
5th Sep 2025507 PMAQI
5th Sep 2025558 PMAQI
5th Sep 2025579 PMAQI
5th Sep 20256010 PMAQI
5th Sep 20256311 PMAQI
6th Sep 20256212 AMAQI
6th Sep 2025541 AMAQI
6th Sep 2025522 AMAQI
6th Sep 2025543 AMAQI
6th Sep 2025564 AMAQI
23°C19/28°C
6th Sep 2025565 AMAQI
6th Sep 2025556 AMAQI
6th Sep 2025557 AMAQI
6th Sep 2025628 AMAQI
6th Sep 2025659 AMAQI
6th Sep 20256410 AMAQI
6th Sep 20256011 AMAQI
6th Sep 20256012 PMAQI
6th Sep 2025591 PMAQI
6th Sep 2025572 PMAQI
6th Sep 2025573 PMAQI
6th Sep 2025534 PMAQI
6th Sep 2025505 PMAQI
6th Sep 2025516 PMAQI
6th Sep 2025567 PMAQI
6th Sep 2025588 PMAQI
6th Sep 2025599 PMAQI
6th Sep 20255810 PMAQI
6th Sep 20256111 PMAQI
7th Sep 20255712 AMAQI
7th Sep 2025541 AMAQI
7th Sep 2025552 AMAQI
7th Sep 2025553 AMAQI
7th Sep 2025554 AMAQI
20°C16/22°C
7th Sep 2025555 AMAQI
7th Sep 2025556 AMAQI
7th Sep 2025557 AMAQI
7th Sep 2025588 AMAQI
7th Sep 2025639 AMAQI
7th Sep 20256310 AMAQI
7th Sep 20255911 AMAQI
7th Sep 20256112 PMAQI
7th Sep 2025551 PMAQI
7th Sep 2025532 PMAQI
7th Sep 2025503 PMAQI
7th Sep 2025504 PMAQI
7th Sep 2025515 PMAQI
7th Sep 2025536 PMAQI
7th Sep 2025567 PMAQI
7th Sep 2025608 PMAQI
7th Sep 2025579 PMAQI
7th Sep 20256210 PMAQI
7th Sep 20256111 PMAQI
8th Sep 20256112 AMAQI
8th Sep 2025541 AMAQI
8th Sep 2025552 AMAQI
8th Sep 2025553 AMAQI
8th Sep 2025564 AMAQI
20°C16/22°C
8th Sep 2025555 AMAQI
8th Sep 2025556 AMAQI
8th Sep 2025557 AMAQI
8th Sep 2025588 AMAQI
8th Sep 2025629 AMAQI
8th Sep 20256110 AMAQI
8th Sep 20256211 AMAQI
8th Sep 20256612 PMAQI
8th Sep 2025561 PMAQI
8th Sep 2025432 PMAQI
8th Sep 2025373 PMAQI
8th Sep 2025424 PMAQI
8th Sep 2025445 PMAQI
8th Sep 2025526 PMAQI
8th Sep 2025577 PMAQI
8th Sep 2025598 PMAQI
8th Sep 2025619 PMAQI
8th Sep 20256310 PMAQI
8th Sep 20256211 PMAQI
9th Sep 20256312 AMAQI
9th Sep 2025541 AMAQI
9th Sep 2025552 AMAQI
9th Sep 2025553 AMAQI
9th Sep 2025554 AMAQI
20°C16/22°C
9th Sep 2025545 AMAQI
9th Sep 2025546 AMAQI
9th Sep 2025557 AMAQI
9th Sep 2025608 AMAQI
9th Sep 2025539 AMAQI
9th Sep 20255910 AMAQI
9th Sep 20256011 AMAQI
9th Sep 20255612 PMAQI
9th Sep 2025531 PMAQI
9th Sep 2025542 PMAQI
9th Sep 2025473 PMAQI
9th Sep 2025444 PMAQI
9th Sep 2025405 PMAQI
9th Sep 2025436 PMAQI
9th Sep 2025527 PMAQI
9th Sep 2025588 PMAQI
9th Sep 2025599 PMAQI
9th Sep 20255910 PMAQI
9th Sep 20255711 PMAQI
10th Sep 20255512 AMAQI
10th Sep 2025541 AMAQI
10th Sep 2025552 AMAQI
10th Sep 2025563 AMAQI
10th Sep 2025544 AMAQI
19°C15/21°C
10th Sep 2025555 AMAQI
10th Sep 2025546 AMAQI
10th Sep 2025557 AMAQI
10th Sep 2025498 AMAQI
10th Sep 2025449 AMAQI
10th Sep 20254210 AMAQI
10th Sep 20254411 AMAQI
10th Sep 20253912 PMAQI
10th Sep 2025451 PMAQI
10th Sep 2025412 PMAQI
10th Sep 2025363 PMAQI
10th Sep 2025314 PMAQI
10th Sep 2025365 PMAQI
10th Sep 2025346 PMAQI
10th Sep 2025477 PMAQI
10th Sep 2025498 PMAQI
10th Sep 2025569 PMAQI
10th Sep 20255610 PMAQI
10th Sep 20255811 PMAQI
11th Sep 20255712 AMAQI
11th Sep 2025551 AMAQI
11th Sep 2025552 AMAQI
11th Sep 2025543 AMAQI
11th Sep 2025534 AMAQI
18°C14/20°C
11th Sep 2025535 AMAQI
11th Sep 2025536 AMAQI
11th Sep 2025537 AMAQI
11th Sep 2025518 AMAQI
11th Sep 2025509 AMAQI
11th Sep 20254810 AMAQI
11th Sep 20254811 AMAQI
11th Sep 20255112 PMAQI
11th Sep 2025491 PMAQI
11th Sep 2025402 PMAQI
11th Sep 2025333 PMAQI
11th Sep 2025284 PMAQI
11th Sep 2025245 PMAQI
11th Sep 2025306 PMAQI
11th Sep 2025457 PMAQI
11th Sep 2025548 PMAQI
11th Sep 2025569 PMAQI
11th Sep 20255410 PMAQI
11th Sep 20255211 PMAQI
12th Sep 20255412 AMAQI
12th Sep 2025541 AMAQI
12th Sep 2025542 AMAQI
12th Sep 2025533 AMAQI
12th Sep 2025524 AMAQI
20°C15/25°C
12th Sep 2025525 AMAQI
12th Sep 2025526 AMAQI
12th Sep 2025527 AMAQI
12th Sep 2025468 AMAQI
12th Sep 2025449 AMAQI
12th Sep 20253410 AMAQI
12th Sep 20253311 AMAQI
12th Sep 20253312 PMAQI
12th Sep 2025291 PMAQI
12th Sep 2025252 PMAQI
12th Sep 2025283 PMAQI
12th Sep 2025314 PMAQI
12th Sep 2025385 PMAQI
12th Sep 2025336 PMAQI
12th Sep 2025457 PMAQI
12th Sep 2025518 PMAQI
12th Sep 2025499 PMAQI
12th Sep 20254910 PMAQI
12th Sep 20254711 PMAQI
13th Sep 20255412 AMAQI
13th Sep 2025521 AMAQI
13th Sep 2025532 AMAQI
13th Sep 2025503 AMAQI
13th Sep 2025504 AMAQI
20°C16/23°C
13th Sep 2025505 AMAQI
13th Sep 2025516 AMAQI
13th Sep 2025517 AMAQI
13th Sep 2025448 AMAQI
13th Sep 2025449 AMAQI
13th Sep 20255110 AMAQI
13th Sep 20254611 AMAQI
13th Sep 20253712 PMAQI
13th Sep 2025461 PMAQI
13th Sep 2025442 PMAQI
13th Sep 2025393 PMAQI
13th Sep 2025344 PMAQI
13th Sep 2025415 PMAQI
13th Sep 2025466 PMAQI
13th Sep 2025517 PMAQI
13th Sep 2025528 PMAQI
13th Sep 2025529 PMAQI
13th Sep 20255410 PMAQI
13th Sep 20255411 PMAQI
14th Sep 20255012 AMAQI
14th Sep 2025511 AMAQI
14th Sep 2025512 AMAQI
14th Sep 2025493 AMAQI
14th Sep 2025494 AMAQI
21°C18/25°C
14th Sep 2025505 AMAQI
14th Sep 2025506 AMAQI
14th Sep 2025507 AMAQI
14th Sep 2025458 AMAQI
14th Sep 2025439 AMAQI
14th Sep 20255310 AMAQI
14th Sep 20256611 AMAQI
14th Sep 20255212 PMAQI
14th Sep 2025541 PMAQI
14th Sep 2025542 PMAQI
14th Sep 2025403 PMAQI
14th Sep 2025444 PMAQI
14th Sep 2025465 PMAQI
14th Sep 2025526 PMAQI
14th Sep 2025547 PMAQI
14th Sep 2025558 PMAQI
14th Sep 2025529 PMAQI
14th Sep 20255410 PMAQI
14th Sep 20255311 PMAQI
15th Sep 20255312 AMAQI
15th Sep 2025501 AMAQI
15th Sep 2025502 AMAQI
15th Sep 2025503 AMAQI
15th Sep 2025504 AMAQI
19°C15/20°C
15th Sep 2025515 AMAQI
15th Sep 2025516 AMAQI
15th Sep 2025517 AMAQI
15th Sep 2025558 AMAQI
15th Sep 2025599 AMAQI
15th Sep 20255810 AMAQI
15th Sep 20256111 AMAQI
15th Sep 20256312 PMAQI
15th Sep 2025541 PMAQI
15th Sep 2025532 PMAQI
15th Sep 2025483 PMAQI
15th Sep 2025454 PMAQI
15th Sep 2025525 PMAQI
15th Sep 2025386 PMAQI
15th Sep 2025527 PMAQI
15th Sep 2025548 PMAQI
15th Sep 2025549 PMAQI
15th Sep 20255010 PMAQI
15th Sep 20255411 PMAQI
16th Sep 20255412 AMAQI
16th Sep 2025521 AMAQI
16th Sep 2025512 AMAQI
16th Sep 2025513 AMAQI
16th Sep 2025534 AMAQI
19°C15/21°C
16th Sep 2025535 AMAQI
16th Sep 2025526 AMAQI
16th Sep 2025537 AMAQI
16th Sep 2025598 AMAQI
16th Sep 2025639 AMAQI
16th Sep 20255810 AMAQI
16th Sep 20255311 AMAQI
16th Sep 20255312 PMAQI
16th Sep 2025471 PMAQI
16th Sep 2025422 PMAQI
16th Sep 2025343 PMAQI
16th Sep 2025284 PMAQI
16th Sep 2025305 PMAQI
16th Sep 2025416 PMAQI
16th Sep 2025537 PMAQI
16th Sep 2025528 PMAQI
16th Sep 2025539 PMAQI
16th Sep 20255310 PMAQI
16th Sep 20255811 PMAQI
17th Sep 20255512 AMAQI
17th Sep 2025521 AMAQI
17th Sep 2025522 AMAQI
17th Sep 2025523 AMAQI
17th Sep 2025534 AMAQI
20°C16/24°C
17th Sep 2025535 AMAQI
5 AM17th Sep 2025536 AMAQI
17th Sep 2025537 AMAQI
17th Sep 2025528 AMAQI
11 AM
6 PM
11 PM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 11 AM
51AQI
7 hours / Day
210 hours / Month
Avg. Lowest Time
4 PM - 6 PM
41AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 11 AM (Avg. 51), while the lowest AQI was between 4 PM to 6 PM (Avg. 41).
Night time
Avg. Highest Time
8 PM - 11 PM
54AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
1 AM - 7 PM
51AQI
5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 PM to 11 PM (Avg. 54), while the lowest AQI was between 1 AM to 7 PM (Avg. 51).
2025 Days Vs Air Quality
Wenlan, Yunnan, China
2025
23%
60
57%
147
19%
50
0.3%
1
Total number of days with different AQI categories in last 260 days in 2025 (105 days remaining)
Good
60 DaysModerate
147 DaysPoor
50 DaysUnhealthy
1 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 23%
Health Risk Level:
Very high
In 2025, 23% of 260 days were within WHO’s safe air quality limits. The risk of health issues is Very high, including respiratory issues, heart disease, and stress, particularly affecting vulnerable groups.
Annual Air Quality Insights
Wenlan, Yunnan, 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
94AQI
94AQI
2nd January 2025
96AQI
96AQI
3rd January 2025
112AQI
112AQI
4th January 2025
126AQI
126AQI
5th January 2025
113AQI
113AQI
6th January 2025
141AQI
141AQI
7th January 2025
138AQI
138AQI
8th January 2025
146AQI
146AQI
9th January 2025
131AQI
131AQI
10th January 2025
109AQI
109AQI
11th January 2025
104AQI
104AQI
12th January 2025
111AQI
111AQI
13th January 2025
103AQI
103AQI
14th January 2025
112AQI
112AQI
15th January 2025
128AQI
128AQI
16th January 2025
129AQI
129AQI
17th January 2025
139AQI
139AQI
18th January 2025
143AQI
143AQI
19th January 2025
110AQI
110AQI
20th January 2025
119AQI
119AQI
21st January 2025
139AQI
139AQI
22nd January 2025
138AQI
138AQI
23rd January 2025
111AQI
111AQI
24th January 2025
101AQI
101AQI
25th January 2025
94AQI
94AQI
26th January 2025
80AQI
80AQI
27th January 2025
91AQI
91AQI
28th January 2025
93AQI
93AQI
29th January 2025
97AQI
97AQI
30th January 2025
91AQI
91AQI
31st January 2025
87AQI
87AQI
1st February 2025
94AQI
94AQI
2nd February 2025
103AQI
103AQI
3rd February 2025
85AQI
85AQI
4th February 2025
101AQI
101AQI
5th February 2025
98AQI
98AQI
6th February 2025
102AQI
102AQI
7th February 2025
91AQI
91AQI
8th February 2025
78AQI
78AQI
9th February 2025
69AQI
69AQI
10th February 2025
76AQI
76AQI
11th February 2025
82AQI
82AQI
12th February 2025
98AQI
98AQI
13th February 2025
79AQI
79AQI
14th February 2025
66AQI
66AQI
15th February 2025
60AQI
60AQI
16th February 2025
69AQI
69AQI
17th February 2025
60AQI
60AQI
18th February 2025
53AQI
53AQI
19th February 2025
57AQI
57AQI
20th February 2025
55AQI
55AQI
21st February 2025
51AQI
51AQI
22nd February 2025
50AQI
50AQI
23rd February 2025
47AQI
47AQI
24th February 2025
37AQI
37AQI
25th February 2025
46AQI
46AQI
26th February 2025
40AQI
40AQI
27th February 2025
49AQI
49AQI
28th February 2025
56AQI
56AQI
1st March 2025
56AQI
56AQI
2nd March 2025
63AQI
63AQI
3rd March 2025
73AQI
73AQI
4th March 2025
79AQI
79AQI
5th March 2025
86AQI
86AQI
6th March 2025
84AQI
84AQI
7th March 2025
68AQI
68AQI
8th March 2025
66AQI
66AQI
9th March 2025
64AQI
64AQI
10th March 2025
61AQI
61AQI
11th March 2025
72AQI
72AQI
12th March 2025
64AQI
64AQI
13th March 2025
74AQI
74AQI
14th March 2025
107AQI
107AQI
15th March 2025
114AQI
114AQI
16th March 2025
87AQI
87AQI
17th March 2025
102AQI
102AQI
18th March 2025
77AQI
77AQI
19th March 2025
97AQI
97AQI
20th March 2025
101AQI
101AQI
21st March 2025
105AQI
105AQI
22nd March 2025
130AQI
130AQI
23rd March 2025
127AQI
127AQI
24th March 2025
105AQI
105AQI
25th March 2025
122AQI
122AQI
26th March 2025
114AQI
114AQI
27th March 2025
130AQI
130AQI
28th March 2025
152AQI
152AQI
29th March 2025
141AQI
141AQI
30th March 2025
99AQI
99AQI
31st March 2025
102AQI
102AQI
1st April 2025
86AQI
86AQI
2nd April 2025
99AQI
99AQI
3rd April 2025
117AQI
117AQI
4th April 2025
143AQI
143AQI
5th April 2025
140AQI
140AQI
6th April 2025
101AQI
101AQI
7th April 2025
112AQI
112AQI
8th April 2025
119AQI
119AQI
9th April 2025
118AQI
118AQI
10th April 2025
125AQI
125AQI
11th April 2025
113AQI
113AQI
12th April 2025
106AQI
106AQI
13th April 2025
106AQI
106AQI
14th April 2025
91AQI
91AQI
15th April 2025
96AQI
96AQI
16th April 2025
74AQI
74AQI
17th April 2025
71AQI
71AQI
18th April 2025
72AQI
72AQI
19th April 2025
74AQI
74AQI
20th April 2025
78AQI
78AQI
21st April 2025
69AQI
69AQI
22nd April 2025
72AQI
72AQI
23rd April 2025
82AQI
82AQI
24th April 2025
87AQI
87AQI
25th April 2025
82AQI
82AQI
26th April 2025
92AQI
92AQI
27th April 2025
105AQI
105AQI
28th April 2025
98AQI
98AQI
29th April 2025
80AQI
80AQI
30th April 2025
82AQI
82AQI
1st May 2025
85AQI
85AQI
2nd May 2025
72AQI
72AQI
3rd May 2025
63AQI
63AQI
4th May 2025
61AQI
61AQI
5th May 2025
62AQI
62AQI
6th May 2025
63AQI
63AQI
7th May 2025
67AQI
67AQI
8th May 2025
72AQI
72AQI
9th May 2025
80AQI
80AQI
10th May 2025
71AQI
71AQI
11th May 2025
63AQI
63AQI
12th May 2025
63AQI
63AQI
13th May 2025
64AQI
64AQI
14th May 2025
69AQI
69AQI
15th May 2025
56AQI
56AQI
16th May 2025
59AQI
59AQI
17th May 2025
54AQI
54AQI
18th May 2025
57AQI
57AQI
19th May 2025
55AQI
55AQI
20th May 2025
52AQI
52AQI
21st May 2025
57AQI
57AQI
22nd May 2025
57AQI
57AQI
23rd May 2025
71AQI
71AQI
24th May 2025
65AQI
65AQI
25th May 2025
67AQI
67AQI
26th May 2025
55AQI
55AQI
27th May 2025
52AQI
52AQI
28th May 2025
45AQI
45AQI
29th May 2025
48AQI
48AQI
30th May 2025
41AQI
41AQI
31st May 2025
41AQI
41AQI
1st June 2025
42AQI
42AQI
2nd June 2025
40AQI
40AQI
3rd June 2025
55AQI
55AQI
4th June 2025
59AQI
59AQI
5th June 2025
51AQI
51AQI
6th June 2025
60AQI
60AQI
7th June 2025
59AQI
59AQI
8th June 2025
56AQI
56AQI
9th June 2025
59AQI
59AQI
10th June 2025
68AQI
68AQI
11th June 2025
74AQI
74AQI
12th June 2025
67AQI
67AQI
13th June 2025
65AQI
65AQI
14th June 2025
63AQI
63AQI
15th June 2025
65AQI
65AQI
16th June 2025
52AQI
52AQI
17th June 2025
47AQI
47AQI
18th June 2025
47AQI
47AQI
19th June 2025
47AQI
47AQI
20th June 2025
51AQI
51AQI
21st June 2025
49AQI
49AQI
22nd June 2025
47AQI
47AQI
23rd June 2025
46AQI
46AQI
24th June 2025
44AQI
44AQI
25th June 2025
44AQI
44AQI
26th June 2025
43AQI
43AQI
27th June 2025
45AQI
45AQI
28th June 2025
43AQI
43AQI
29th June 2025
42AQI
42AQI
30th June 2025
40AQI
40AQI
1st July 2025
42AQI
42AQI
2nd July 2025
39AQI
39AQI
3rd July 2025
42AQI
42AQI
4th July 2025
43AQI
43AQI
5th July 2025
46AQI
46AQI
6th July 2025
47AQI
47AQI
7th July 2025
51AQI
51AQI
8th July 2025
48AQI
48AQI
9th July 2025
50AQI
50AQI
10th July 2025
51AQI
51AQI
11th July 2025
54AQI
54AQI
12th July 2025
58AQI
58AQI
13th July 2025
57AQI
57AQI
14th July 2025
54AQI
54AQI
15th July 2025
52AQI
52AQI
16th July 2025
52AQI
52AQI
17th July 2025
47AQI
47AQI
18th July 2025
54AQI
54AQI
19th July 2025
52AQI
52AQI
20th July 2025
53AQI
53AQI
21st July 2025
56AQI
56AQI
22nd July 2025
48AQI
48AQI
23rd July 2025
55AQI
55AQI
24th July 2025
49AQI
49AQI
25th July 2025
49AQI
49AQI
26th July 2025
48AQI
48AQI
27th July 2025
55AQI
55AQI
28th July 2025
63AQI
63AQI
29th July 2025
62AQI
62AQI
30th July 2025
66AQI
66AQI
31st July 2025
58AQI
58AQI
1st August 2025
55AQI
55AQI
2nd August 2025
56AQI
56AQI
3rd August 2025
52AQI
52AQI
4th August 2025
48AQI
48AQI
5th August 2025
56AQI
56AQI
6th August 2025
56AQI
56AQI
7th August 2025
50AQI
50AQI
8th August 2025
48AQI
48AQI
9th August 2025
47AQI
47AQI
10th August 2025
50AQI
50AQI
11th August 2025
52AQI
52AQI
12th August 2025
52AQI
52AQI
13th August 2025
52AQI
52AQI
14th August 2025
58AQI
58AQI
15th August 2025
58AQI
58AQI
16th August 2025
54AQI
54AQI
17th August 2025
51AQI
51AQI
18th August 2025
56AQI
56AQI
19th August 2025
52AQI
52AQI
20th August 2025
49AQI
49AQI
21st August 2025
47AQI
47AQI
22nd August 2025
49AQI
49AQI
23rd August 2025
43AQI
43AQI
24th August 2025
44AQI
44AQI
25th August 2025
50AQI
50AQI
26th August 2025
52AQI
52AQI
27th August 2025
49AQI
49AQI
28th August 2025
45AQI
45AQI
29th August 2025
45AQI
45AQI
30th August 2025
48AQI
48AQI
31st August 2025
47AQI
47AQI
1st September 2025
49AQI
49AQI
2nd September 2025
48AQI
48AQI
3rd September 2025
53AQI
53AQI
4th September 2025
56AQI
56AQI
5th September 2025
54AQI
54AQI
6th September 2025
57AQI
57AQI
7th September 2025
57AQI
57AQI
8th September 2025
56AQI
56AQI
9th September 2025
54AQI
54AQI
10th September 2025
49AQI
49AQI
11th September 2025
48AQI
48AQI
12th September 2025
44AQI
44AQI
13th September 2025
48AQI
48AQI
14th September 2025
51AQI
51AQI
15th September 2025
52AQI
52AQI
16th September 2025
17th September 2025
18th September 2025
19th September 2025
20th September 2025
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
114AQI
70AQI
94AQI
96AQI
61AQI
52AQI
52AQI
51AQI
52AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202572AQI
9
22
6
19
3
17
13
1
18
12
4
27
15
15
13
18
16
15
6
9
60
147
50
1
Highest AQI recorded in
January114AQI
Lowest AQI recorded in
August51AQI
202468AQI
14
5
5
2
8
14
1
5
21
4
6
22
3
24
6
30
1
18
13
9
21
5
25
1
1
27
2
19
12
114
152
53
5
Highest AQI recorded in
April121AQI
Lowest AQI recorded in
February28AQI
202384AQI
21
8
2
12
15
1
8
19
4
4
14
12
28
3
5
25
16
15
12
19
7
23
1
30
5
14
7
2
19
10
48
218
76
19
Highest AQI recorded in
April136AQI
Lowest AQI recorded in
August55AQI
202275AQI
30
1
1
17
4
1
10
20
16
13
1
15
15
1
24
6
19
5
1
12
16
1
3
21
7
1
25
4
1
18
9
3
78
179
60
4
Highest AQI recorded in
March105AQI
Lowest AQI recorded in
June42AQI
202181AQI
2
11
18
22
6
3
20
8
1
16
10
3
6
25
15
15
13
18
8
13
4
26
3
28
4
19
7
17
14
56
213
75
11
Highest AQI recorded in
March134AQI
Lowest AQI recorded in
June53AQI
202069AQI
1
5
7
1
9
8
3
17
1
22
8
19
12
24
7
19
9
2
8
23
3
22
5
2
22
7
98
130
28
10
Highest AQI recorded in
March148AQI
Lowest AQI recorded in
August45AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
84AQILeast Polluted Year Recorded
2024(Avg.)
68AQIWenlan's annual 2025 AQI (72) shows an average percentage change of -2.8% (improved AQI) compared to previous years: 2020 (69), 2021 (81), 2022 (75), 2023 (84), 2024 (68).
