Omkoi District, Chiang Mai, Thailand 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+
August Air Quality Analysis
Omkoi District, Chiang Mai, Thailand
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
5th Aug 2023
62AQILowest AQI recorded on
8th Aug 2023
1AQISame Day Analysis (3rd August ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 1st highest AQI at 52 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Omkoi District, Chiang Mai, Thailand
AQI
Day
Night
.
6 AM4th Aug 2025
7 PM
5 AM5th Aug 2025
Day time
Avg. Highest Time
10AM4th Aug
56AQI
Avg. Lowest Time
3PM4th Aug
30AQI
Night time
Avg. Highest Time
12AM5th Aug
54AQI
Avg. Lowest Time
5AM5th Aug
52AQI
In the last 24 hours,
Omkoi District's AQI reached its highest point of 56 at 10 AM during the Day, while the lowest point, 30, was recorded at 3 PM during the Day between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Omkoi District, Chiang Mai, Thailand
JulAug
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 - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th
Day
Night
6th Jul 2025496 AMAQI
6th Jul 2025507 AMAQI
6th Jul 2025558 AMAQI
6th Jul 2025479 AMAQI
6th Jul 20254410 AMAQI
6th Jul 20254311 AMAQI
6th Jul 20254812 PMAQI
6th Jul 2025411 PMAQI
6th Jul 2025452 PMAQI
6th Jul 2025473 PMAQI
6th Jul 2025474 PMAQI
6th Jul 2025425 PMAQI
6th Jul 2025466 PMAQI
6th Jul 2025507 PMAQI
6th Jul 2025528 PMAQI
6th Jul 2025499 PMAQI
6th Jul 20255010 PMAQI
6th Jul 20254811 PMAQI
7th Jul 20254812 AMAQI
7th Jul 2025501 AMAQI
7th Jul 2025512 AMAQI
7th Jul 2025483 AMAQI
7th Jul 2025504 AMAQI
7th Jul 2025505 AMAQI
20°C18/23°C
7th Jul 2025526 AMAQI
7th Jul 2025547 AMAQI
7th Jul 2025448 AMAQI
7th Jul 2025399 AMAQI
7th Jul 20253410 AMAQI
7th Jul 20253811 AMAQI
7th Jul 20254312 PMAQI
7th Jul 2025371 PMAQI
7th Jul 2025412 PMAQI
7th Jul 2025413 PMAQI
7th Jul 2025374 PMAQI
7th Jul 2025375 PMAQI
7th Jul 2025416 PMAQI
7th Jul 2025507 PMAQI
7th Jul 2025468 PMAQI
7th Jul 2025469 PMAQI
7th Jul 20255010 PMAQI
7th Jul 20255211 PMAQI
8th Jul 20254812 AMAQI
8th Jul 2025501 AMAQI
8th Jul 2025492 AMAQI
8th Jul 2025523 AMAQI
8th Jul 2025524 AMAQI
8th Jul 2025525 AMAQI
20°C19/22°C
8th Jul 2025526 AMAQI
8th Jul 2025447 AMAQI
8th Jul 2025488 AMAQI
8th Jul 2025489 AMAQI
8th Jul 20255110 AMAQI
8th Jul 20254711 AMAQI
8th Jul 20254612 PMAQI
8th Jul 2025461 PMAQI
8th Jul 2025482 PMAQI
8th Jul 2025553 PMAQI
8th Jul 2025484 PMAQI
8th Jul 2025475 PMAQI
8th Jul 2025436 PMAQI
8th Jul 2025487 PMAQI
8th Jul 2025528 PMAQI
8th Jul 2025539 PMAQI
8th Jul 20255210 PMAQI
8th Jul 20255211 PMAQI
9th Jul 20255212 AMAQI
9th Jul 2025521 AMAQI
9th Jul 2025512 AMAQI
9th Jul 2025493 AMAQI
9th Jul 2025504 AMAQI
9th Jul 2025525 AMAQI
21°C19/25°C
9th Jul 2025526 AMAQI
9th Jul 2025517 AMAQI
9th Jul 2025498 AMAQI
9th Jul 2025479 AMAQI
9th Jul 20254610 AMAQI
9th Jul 20254811 AMAQI
9th Jul 20255112 PMAQI
9th Jul 2025491 PMAQI
9th Jul 2025482 PMAQI
9th Jul 2025463 PMAQI
9th Jul 2025484 PMAQI
9th Jul 2025445 PMAQI
9th Jul 2025536 PMAQI
9th Jul 2025517 PMAQI
9th Jul 2025528 PMAQI
9th Jul 2025489 PMAQI
9th Jul 20254610 PMAQI
9th Jul 20254911 PMAQI
10th Jul 20255012 AMAQI
10th Jul 2025521 AMAQI
10th Jul 2025522 AMAQI
10th Jul 2025523 AMAQI
10th Jul 2025524 AMAQI
10th Jul 2025525 AMAQI
21°C19/24°C
10th Jul 2025526 AMAQI
10th Jul 2025507 AMAQI
10th Jul 2025558 AMAQI
10th Jul 2025519 AMAQI
10th Jul 20255710 AMAQI
10th Jul 20255511 AMAQI
10th Jul 20255412 PMAQI
10th Jul 2025561 PMAQI
10th Jul 2025562 PMAQI
10th Jul 2025563 PMAQI
10th Jul 2025564 PMAQI
10th Jul 2025555 PMAQI
10th Jul 2025546 PMAQI
10th Jul 2025547 PMAQI
10th Jul 2025488 PMAQI
10th Jul 2025529 PMAQI
10th Jul 20255310 PMAQI
10th Jul 20255211 PMAQI
11th Jul 20254912 AMAQI
11th Jul 2025521 AMAQI
11th Jul 2025522 AMAQI
11th Jul 2025523 AMAQI
11th Jul 2025524 AMAQI
11th Jul 2025525 AMAQI
21°C18/25°C
11th Jul 2025516 AMAQI
11th Jul 2025507 AMAQI
11th Jul 2025568 AMAQI
11th Jul 2025569 AMAQI
11th Jul 20255810 AMAQI
11th Jul 20255211 AMAQI
11th Jul 20255512 PMAQI
11th Jul 2025531 PMAQI
11th Jul 2025512 PMAQI
11th Jul 2025523 PMAQI
11th Jul 2025544 PMAQI
11th Jul 2025545 PMAQI
11th Jul 2025546 PMAQI
11th Jul 2025507 PMAQI
11th Jul 2025508 PMAQI
11th Jul 2025509 PMAQI
11th Jul 20255210 PMAQI
11th Jul 20255211 PMAQI
12th Jul 20255312 AMAQI
12th Jul 2025521 AMAQI
12th Jul 2025522 AMAQI
12th Jul 2025523 AMAQI
12th Jul 2025524 AMAQI
12th Jul 2025515 AMAQI
20°C18/20°C
12th Jul 2025516 AMAQI
12th Jul 2025467 AMAQI
12th Jul 2025478 AMAQI
12th Jul 2025559 AMAQI
12th Jul 20254910 AMAQI
12th Jul 20255111 AMAQI
12th Jul 20254912 PMAQI
12th Jul 2025481 PMAQI
12th Jul 2025522 PMAQI
12th Jul 2025483 PMAQI
12th Jul 2025484 PMAQI
12th Jul 2025525 PMAQI
12th Jul 2025576 PMAQI
12th Jul 2025507 PMAQI
12th Jul 2025488 PMAQI
12th Jul 2025529 PMAQI
12th Jul 20255510 PMAQI
12th Jul 20255311 PMAQI
13th Jul 20255212 AMAQI
13th Jul 2025521 AMAQI
13th Jul 2025522 AMAQI
13th Jul 2025523 AMAQI
13th Jul 2025524 AMAQI
13th Jul 2025525 AMAQI
20°C19/21°C
13th Jul 2025526 AMAQI
13th Jul 2025527 AMAQI
13th Jul 2025498 AMAQI
13th Jul 2025529 AMAQI
13th Jul 20255810 AMAQI
13th Jul 20255411 AMAQI
13th Jul 20255312 PMAQI
13th Jul 2025541 PMAQI
13th Jul 2025562 PMAQI
13th Jul 2025523 PMAQI
13th Jul 2025544 PMAQI
13th Jul 2025505 PMAQI
13th Jul 2025526 PMAQI
13th Jul 2025547 PMAQI
13th Jul 2025558 PMAQI
13th Jul 2025529 PMAQI
13th Jul 20255010 PMAQI
13th Jul 20255311 PMAQI
14th Jul 20255612 AMAQI
14th Jul 2025531 AMAQI
14th Jul 2025542 AMAQI
14th Jul 2025543 AMAQI
14th Jul 2025544 AMAQI
14th Jul 2025535 AMAQI
21°C19/25°C
14th Jul 2025536 AMAQI
14th Jul 2025497 AMAQI
14th Jul 2025468 AMAQI
14th Jul 2025529 AMAQI
14th Jul 20255510 AMAQI
14th Jul 20255511 AMAQI
14th Jul 20255512 PMAQI
14th Jul 2025541 PMAQI
14th Jul 2025522 PMAQI
14th Jul 2025523 PMAQI
14th Jul 2025474 PMAQI
14th Jul 2025475 PMAQI
14th Jul 2025466 PMAQI
14th Jul 2025517 PMAQI
14th Jul 2025648 PMAQI
14th Jul 2025529 PMAQI
14th Jul 20255210 PMAQI
14th Jul 20255211 PMAQI
15th Jul 20255212 AMAQI
15th Jul 2025481 AMAQI
15th Jul 2025482 AMAQI
15th Jul 2025523 AMAQI
15th Jul 2025524 AMAQI
15th Jul 2025525 AMAQI
22°C19/26°C
15th Jul 2025526 AMAQI
15th Jul 2025577 AMAQI
15th Jul 2025548 AMAQI
15th Jul 2025529 AMAQI
15th Jul 20255110 AMAQI
15th Jul 20254211 AMAQI
15th Jul 20254812 PMAQI
15th Jul 2025401 PMAQI
15th Jul 2025402 PMAQI
15th Jul 2025433 PMAQI
15th Jul 2025424 PMAQI
15th Jul 2025435 PMAQI
15th Jul 2025536 PMAQI
15th Jul 2025517 PMAQI
15th Jul 2025468 PMAQI
15th Jul 2025519 PMAQI
15th Jul 20255110 PMAQI
15th Jul 20255011 PMAQI
16th Jul 20254812 AMAQI
16th Jul 2025481 AMAQI
16th Jul 2025522 AMAQI
16th Jul 2025523 AMAQI
16th Jul 2025514 AMAQI
16th Jul 2025515 AMAQI
21°C20/24°C
16th Jul 2025496 AMAQI
16th Jul 2025417 AMAQI
16th Jul 2025408 AMAQI
16th Jul 2025449 AMAQI
16th Jul 20254810 AMAQI
16th Jul 20255211 AMAQI
16th Jul 20254912 PMAQI
16th Jul 2025461 PMAQI
16th Jul 2025522 PMAQI
16th Jul 2025583 PMAQI
16th Jul 2025504 PMAQI
16th Jul 2025495 PMAQI
16th Jul 2025506 PMAQI
16th Jul 2025397 PMAQI
16th Jul 2025488 PMAQI
16th Jul 2025409 PMAQI
16th Jul 20254710 PMAQI
16th Jul 20254611 PMAQI
17th Jul 20254712 AMAQI
17th Jul 2025491 AMAQI
17th Jul 2025502 AMAQI
17th Jul 2025503 AMAQI
17th Jul 2025504 AMAQI
17th Jul 2025485 AMAQI
20°C20/21°C
17th Jul 2025486 AMAQI
17th Jul 2025477 AMAQI
17th Jul 2025488 AMAQI
17th Jul 2025539 AMAQI
17th Jul 20255310 AMAQI
17th Jul 20255411 AMAQI
17th Jul 20255212 PMAQI
17th Jul 2025471 PMAQI
17th Jul 2025462 PMAQI
17th Jul 2025463 PMAQI
17th Jul 2025474 PMAQI
17th Jul 2025385 PMAQI
17th Jul 2025396 PMAQI
17th Jul 2025427 PMAQI
17th Jul 2025448 PMAQI
17th Jul 2025469 PMAQI
17th Jul 20254210 PMAQI
17th Jul 20256311 PMAQI
18th Jul 20254512 AMAQI
18th Jul 2025481 AMAQI
18th Jul 2025482 AMAQI
18th Jul 2025483 AMAQI
18th Jul 2025484 AMAQI
18th Jul 2025485 AMAQI
20°C19/21°C
18th Jul 2025466 AMAQI
18th Jul 2025407 AMAQI
18th Jul 2025448 AMAQI
18th Jul 2025429 AMAQI
18th Jul 20254910 AMAQI
18th Jul 20254511 AMAQI
18th Jul 20254512 PMAQI
18th Jul 2025501 PMAQI
18th Jul 2025522 PMAQI
18th Jul 2025423 PMAQI
18th Jul 2025434 PMAQI
18th Jul 2025395 PMAQI
18th Jul 2025526 PMAQI
18th Jul 2025427 PMAQI
18th Jul 2025488 PMAQI
18th Jul 2025549 PMAQI
18th Jul 20255010 PMAQI
18th Jul 20255011 PMAQI
19th Jul 20254412 AMAQI
19th Jul 2025511 AMAQI
19th Jul 2025492 AMAQI
19th Jul 2025493 AMAQI
19th Jul 2025444 AMAQI
19th Jul 2025455 AMAQI
20°C19/21°C
19th Jul 2025456 AMAQI
19th Jul 2025457 AMAQI
19th Jul 2025448 AMAQI
19th Jul 2025429 AMAQI
19th Jul 20254610 AMAQI
19th Jul 20254111 AMAQI
19th Jul 20254212 PMAQI
19th Jul 2025421 PMAQI
19th Jul 2025402 PMAQI
19th Jul 2025363 PMAQI
19th Jul 2025444 PMAQI
19th Jul 2025575 PMAQI
19th Jul 2025556 PMAQI
19th Jul 2025457 PMAQI
19th Jul 2025428 PMAQI
19th Jul 2025489 PMAQI
19th Jul 20254810 PMAQI
19th Jul 20254911 PMAQI
20th Jul 20254212 AMAQI
20th Jul 2025511 AMAQI
20th Jul 2025502 AMAQI
20th Jul 2025483 AMAQI
20th Jul 2025494 AMAQI
20th Jul 2025485 AMAQI
21°C19/25°C
20th Jul 2025486 AMAQI
20th Jul 2025437 AMAQI
20th Jul 2025398 AMAQI
20th Jul 2025379 AMAQI
20th Jul 20253710 AMAQI
20th Jul 20253811 AMAQI
20th Jul 20254012 PMAQI
20th Jul 2025491 PMAQI
20th Jul 2025382 PMAQI
20th Jul 2025363 PMAQI
20th Jul 2025384 PMAQI
20th Jul 2025375 PMAQI
20th Jul 2025406 PMAQI
20th Jul 2025467 PMAQI
20th Jul 2025448 PMAQI
20th Jul 2025389 PMAQI
20th Jul 20253810 PMAQI
20th Jul 20253811 PMAQI
21st Jul 20253612 AMAQI
21st Jul 2025421 AMAQI
21st Jul 2025422 AMAQI
21st Jul 2025493 AMAQI
21st Jul 2025504 AMAQI
21st Jul 2025505 AMAQI
21°C19/24°C
21st Jul 2025486 AMAQI
21st Jul 2025337 AMAQI
21st Jul 2025338 AMAQI
21st Jul 2025369 AMAQI
21st Jul 20254210 AMAQI
21st Jul 20253611 AMAQI
21st Jul 20254212 PMAQI
21st Jul 2025381 PMAQI
21st Jul 2025432 PMAQI
21st Jul 2025383 PMAQI
21st Jul 2025354 PMAQI
21st Jul 2025385 PMAQI
21st Jul 2025486 PMAQI
21st Jul 2025527 PMAQI
21st Jul 2025568 PMAQI
21st Jul 2025529 PMAQI
21st Jul 20254810 PMAQI
21st Jul 20254211 PMAQI
22nd Jul 20253612 AMAQI
22nd Jul 2025421 AMAQI
22nd Jul 2025492 AMAQI
22nd Jul 2025493 AMAQI
22nd Jul 2025504 AMAQI
22nd Jul 2025515 AMAQI
21°C20/25°C
22nd Jul 2025486 AMAQI
22nd Jul 2025407 AMAQI
22nd Jul 2025378 AMAQI
22nd Jul 2025409 AMAQI
22nd Jul 20253610 AMAQI
22nd Jul 20254211 AMAQI
22nd Jul 20254112 PMAQI
22nd Jul 2025461 PMAQI
22nd Jul 2025472 PMAQI
22nd Jul 2025433 PMAQI
22nd Jul 2025404 PMAQI
22nd Jul 2025485 PMAQI
22nd Jul 2025546 PMAQI
22nd Jul 2025507 PMAQI
22nd Jul 2025508 PMAQI
22nd Jul 2025549 PMAQI
22nd Jul 20255110 PMAQI
22nd Jul 20255411 PMAQI
23rd Jul 20254812 AMAQI
23rd Jul 2025501 AMAQI
23rd Jul 2025502 AMAQI
23rd Jul 2025503 AMAQI
23rd Jul 2025494 AMAQI
23rd Jul 2025515 AMAQI
20°C19/21°C
23rd Jul 2025496 AMAQI
23rd Jul 2025567 AMAQI
23rd Jul 2025548 AMAQI
23rd Jul 2025569 AMAQI
23rd Jul 20255310 AMAQI
23rd Jul 20254811 AMAQI
23rd Jul 20254412 PMAQI
23rd Jul 2025471 PMAQI
23rd Jul 2025502 PMAQI
23rd Jul 2025463 PMAQI
23rd Jul 2025514 PMAQI
23rd Jul 2025515 PMAQI
23rd Jul 2025526 PMAQI
23rd Jul 2025467 PMAQI
23rd Jul 2025508 PMAQI
23rd Jul 2025509 PMAQI
23rd Jul 20254610 PMAQI
23rd Jul 20254411 PMAQI
24th Jul 20254912 AMAQI
24th Jul 2025491 AMAQI
24th Jul 2025472 AMAQI
24th Jul 2025493 AMAQI
24th Jul 2025504 AMAQI
24th Jul 2025495 AMAQI
20°C19/20°C
24th Jul 2025506 AMAQI
24th Jul 2025477 AMAQI
24th Jul 2025468 AMAQI
24th Jul 2025449 AMAQI
24th Jul 20254710 AMAQI
24th Jul 20255011 AMAQI
24th Jul 20254612 PMAQI
24th Jul 2025511 PMAQI
24th Jul 2025452 PMAQI
24th Jul 2025483 PMAQI
24th Jul 2025484 PMAQI
24th Jul 2025545 PMAQI
24th Jul 2025536 PMAQI
24th Jul 2025467 PMAQI
24th Jul 2025548 PMAQI
24th Jul 2025469 PMAQI
24th Jul 20254410 PMAQI
24th Jul 20254611 PMAQI
25th Jul 20255012 AMAQI
25th Jul 2025531 AMAQI
25th Jul 2025502 AMAQI
25th Jul 2025473 AMAQI
25th Jul 2025474 AMAQI
25th Jul 2025465 AMAQI
20°C19/20°C
25th Jul 2025476 AMAQI
25th Jul 2025427 AMAQI
25th Jul 2025368 AMAQI
25th Jul 2025489 AMAQI
25th Jul 20254410 AMAQI
25th Jul 20254811 AMAQI
25th Jul 20253812 PMAQI
25th Jul 2025361 PMAQI
25th Jul 2025372 PMAQI
25th Jul 2025363 PMAQI
25th Jul 2025404 PMAQI
25th Jul 2025475 PMAQI
25th Jul 2025446 PMAQI
25th Jul 2025467 PMAQI
25th Jul 2025498 PMAQI
25th Jul 2025479 PMAQI
25th Jul 20255210 PMAQI
25th Jul 20255011 PMAQI
26th Jul 20255212 AMAQI
26th Jul 2025521 AMAQI
26th Jul 2025512 AMAQI
26th Jul 2025483 AMAQI
26th Jul 2025494 AMAQI
26th Jul 2025485 AMAQI
20°C19/22°C
26th Jul 2025476 AMAQI
26th Jul 2025407 AMAQI
26th Jul 2025458 AMAQI
26th Jul 2025549 AMAQI
26th Jul 20255310 AMAQI
26th Jul 20255611 AMAQI
26th Jul 20255512 PMAQI
26th Jul 2025531 PMAQI
26th Jul 2025522 PMAQI
26th Jul 2025493 PMAQI
26th Jul 2025524 PMAQI
26th Jul 2025515 PMAQI
26th Jul 2025546 PMAQI
26th Jul 2025467 PMAQI
26th Jul 2025488 PMAQI
26th Jul 2025509 PMAQI
26th Jul 20254810 PMAQI
26th Jul 20255611 PMAQI
27th Jul 20255312 AMAQI
27th Jul 2025501 AMAQI
27th Jul 2025502 AMAQI
27th Jul 2025523 AMAQI
27th Jul 2025504 AMAQI
27th Jul 2025525 AMAQI
21°C19/21°C
27th Jul 2025506 AMAQI
27th Jul 2025457 AMAQI
27th Jul 2025438 AMAQI
27th Jul 2025459 AMAQI
27th Jul 20254710 AMAQI
27th Jul 20255611 AMAQI
27th Jul 20255112 PMAQI
27th Jul 2025511 PMAQI
27th Jul 2025492 PMAQI
27th Jul 2025543 PMAQI
27th Jul 2025524 PMAQI
27th Jul 2025525 PMAQI
27th Jul 2025526 PMAQI
27th Jul 2025487 PMAQI
27th Jul 2025508 PMAQI
27th Jul 2025449 PMAQI
27th Jul 20255210 PMAQI
27th Jul 20255411 PMAQI
28th Jul 20254812 AMAQI
28th Jul 2025521 AMAQI
28th Jul 2025532 AMAQI
28th Jul 2025523 AMAQI
28th Jul 2025524 AMAQI
28th Jul 2025525 AMAQI
20°C19/20°C
28th Jul 2025526 AMAQI
28th Jul 2025517 AMAQI
28th Jul 2025588 AMAQI
28th Jul 2025559 AMAQI
28th Jul 20254910 AMAQI
28th Jul 20254211 AMAQI
28th Jul 20255012 PMAQI
28th Jul 2025441 PMAQI
28th Jul 2025482 PMAQI
28th Jul 2025423 PMAQI
28th Jul 2025504 PMAQI
28th Jul 2025505 PMAQI
28th Jul 2025496 PMAQI
28th Jul 2025447 PMAQI
28th Jul 2025458 PMAQI
28th Jul 2025489 PMAQI
28th Jul 20254910 PMAQI
28th Jul 20254911 PMAQI
29th Jul 20254612 AMAQI
29th Jul 2025511 AMAQI
29th Jul 2025512 AMAQI
29th Jul 2025513 AMAQI
29th Jul 2025474 AMAQI
29th Jul 2025495 AMAQI
20°C19/21°C
29th Jul 2025506 AMAQI
29th Jul 2025497 AMAQI
29th Jul 2025488 AMAQI
29th Jul 2025459 AMAQI
29th Jul 20254610 AMAQI
29th Jul 20254611 AMAQI
29th Jul 20254412 PMAQI
29th Jul 2025431 PMAQI
29th Jul 2025502 PMAQI
29th Jul 2025443 PMAQI
29th Jul 2025454 PMAQI
29th Jul 2025465 PMAQI
29th Jul 2025416 PMAQI
29th Jul 2025437 PMAQI
29th Jul 2025528 PMAQI
29th Jul 2025529 PMAQI
29th Jul 20255310 PMAQI
29th Jul 20254811 PMAQI
30th Jul 20254712 AMAQI
30th Jul 2025501 AMAQI
30th Jul 2025502 AMAQI
30th Jul 2025513 AMAQI
30th Jul 2025494 AMAQI
30th Jul 2025485 AMAQI
20°C19/21°C
30th Jul 2025446 AMAQI
30th Jul 2025507 AMAQI
30th Jul 2025518 AMAQI
30th Jul 2025469 AMAQI
30th Jul 20254710 AMAQI
30th Jul 20255011 AMAQI
30th Jul 20255412 PMAQI
30th Jul 2025511 PMAQI
30th Jul 2025462 PMAQI
30th Jul 2025463 PMAQI
30th Jul 2025474 PMAQI
30th Jul 2025435 PMAQI
30th Jul 2025456 PMAQI
30th Jul 2025557 PMAQI
30th Jul 2025598 PMAQI
30th Jul 2025579 PMAQI
30th Jul 20255810 PMAQI
30th Jul 20255811 PMAQI
31st Jul 20255812 AMAQI
31st Jul 2025571 AMAQI
31st Jul 2025512 AMAQI
31st Jul 2025513 AMAQI
31st Jul 2025514 AMAQI
31st Jul 2025515 AMAQI
21°C19/24°C
31st Jul 2025516 AMAQI
31st Jul 2025517 AMAQI
31st Jul 2025518 AMAQI
31st Jul 2025549 AMAQI
31st Jul 20255310 AMAQI
31st Jul 20255211 AMAQI
31st Jul 20254612 PMAQI
31st Jul 2025451 PMAQI
31st Jul 2025472 PMAQI
31st Jul 2025423 PMAQI
31st Jul 2025424 PMAQI
31st Jul 2025465 PMAQI
31st Jul 2025556 PMAQI
31st Jul 2025547 PMAQI
31st Jul 2025548 PMAQI
31st Jul 2025609 PMAQI
31st Jul 20255410 PMAQI
31st Jul 20255011 PMAQI
1st Aug 20255312 AMAQI
1st Aug 2025521 AMAQI
1st Aug 2025512 AMAQI
1st Aug 2025513 AMAQI
1st Aug 2025504 AMAQI
1st Aug 2025525 AMAQI
22°C19/26°C
1st Aug 2025546 AMAQI
1st Aug 2025487 AMAQI
1st Aug 2025528 AMAQI
1st Aug 2025559 AMAQI
1st Aug 20255710 AMAQI
1st Aug 20254711 AMAQI
1st Aug 20255812 PMAQI
1st Aug 2025471 PMAQI
1st Aug 2025502 PMAQI
1st Aug 2025443 PMAQI
1st Aug 2025554 PMAQI
1st Aug 2025495 PMAQI
1st Aug 2025496 PMAQI
1st Aug 2025547 PMAQI
1st Aug 2025578 PMAQI
1st Aug 2025549 PMAQI
1st Aug 20255610 PMAQI
1st Aug 20255311 PMAQI
2nd Aug 20254912 AMAQI
2nd Aug 2025521 AMAQI
2nd Aug 2025522 AMAQI
2nd Aug 2025523 AMAQI
2nd Aug 2025534 AMAQI
2nd Aug 2025545 AMAQI
22°C19/26°C
2nd Aug 2025556 AMAQI
2nd Aug 2025507 AMAQI
2nd Aug 2025478 AMAQI
2nd Aug 2025549 AMAQI
2nd Aug 20255210 AMAQI
2nd Aug 20256311 AMAQI
2nd Aug 20254712 PMAQI
2nd Aug 2025491 PMAQI
2nd Aug 2025542 PMAQI
2nd Aug 2025503 PMAQI
2nd Aug 2025474 PMAQI
2nd Aug 2025525 PMAQI
2nd Aug 2025526 PMAQI
2nd Aug 2025537 PMAQI
2nd Aug 2025558 PMAQI
2nd Aug 2025619 PMAQI
2nd Aug 20255610 PMAQI
2nd Aug 20255311 PMAQI
3rd Aug 20255312 AMAQI
3rd Aug 2025561 AMAQI
3rd Aug 2025542 AMAQI
3rd Aug 2025533 AMAQI
3rd Aug 2025534 AMAQI
3rd Aug 2025545 AMAQI
22°C20/25°C
3rd Aug 2025546 AMAQI
3rd Aug 2025597 AMAQI
3rd Aug 2025578 AMAQI
3rd Aug 2025649 AMAQI
3rd Aug 20256110 AMAQI
3rd Aug 20256211 AMAQI
3rd Aug 20254812 PMAQI
3rd Aug 2025521 PMAQI
3rd Aug 2025412 PMAQI
3rd Aug 2025383 PMAQI
3rd Aug 2025404 PMAQI
3rd Aug 2025385 PMAQI
3rd Aug 2025436 PMAQI
3rd Aug 2025457 PMAQI
3rd Aug 2025518 PMAQI
3rd Aug 2025549 PMAQI
3rd Aug 20255610 PMAQI
3rd Aug 20255511 PMAQI
4th Aug 20255412 AMAQI
4th Aug 2025551 AMAQI
4th Aug 2025542 AMAQI
4th Aug 2025533 AMAQI
4th Aug 2025534 AMAQI
4th Aug 2025545 AMAQI
22°C19/27°C
4th Aug 2025526 AMAQI
4th Aug 2025467 AMAQI
4th Aug 2025508 AMAQI
4th Aug 2025529 AMAQI
4th Aug 20255610 AMAQI
4th Aug 20255411 AMAQI
4th Aug 20254312 PMAQI
4th Aug 2025461 PMAQI
4th Aug 2025382 PMAQI
4th Aug 2025303 PMAQI
4th Aug 2025324 PMAQI
4th Aug 2025365 PMAQI
4th Aug 2025436 PMAQI
4th Aug 2025517 PMAQI
4th Aug 2025528 PMAQI
4th Aug 2025539 PMAQI
4th Aug 20255310 PMAQI
4th Aug 20255211 PMAQI
5th Aug 20255412 AMAQI
5th Aug 2025531 AMAQI
5th Aug 2025522 AMAQI
5th Aug 2025523 AMAQI
5th Aug 2025524 AMAQI
5th Aug 2025525 AMAQI
22°C19/26°C
5th Aug 2025546 AMAQI
6 AM5th Aug 2025447 AMAQI
12 PM
7 PM
12 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
6 AM
50AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
7 AM - 5 PM
47AQI
11 hours / Day
330 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 6 AM (Avg. 50), while the lowest AQI was between 7 AM to 5 PM (Avg. 47).
Night time
Avg. Highest Time
12 AM - 11 PM
51AQI
10 hours / Day
300 hours / Month
Avg. Lowest Time
12 AM - 11 PM
51AQI
10 hours / Day
300 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 51), while the lowest AQI was between 12 AM to 11 PM (Avg. 51).
2025 Days Vs Air Quality
Omkoi District, Chiang Mai, Thailand
2025
24%
52
64%
137
12%
26
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Good
52 DaysModerate
137 DaysPoor
26 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 24%
Health Risk Level:
Very high
In 2025, 24% of 217 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
Omkoi District, Chiang Mai, Thailand
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.
1st January 2025
83AQI
83AQI
2nd January 2025
80AQI
80AQI
3rd January 2025
83AQI
83AQI
4th January 2025
90AQI
90AQI
5th January 2025
94AQI
94AQI
6th January 2025
93AQI
93AQI
7th January 2025
97AQI
97AQI
8th January 2025
115AQI
115AQI
9th January 2025
88AQI
88AQI
10th January 2025
91AQI
91AQI
11th January 2025
89AQI
89AQI
12th January 2025
91AQI
91AQI
13th January 2025
99AQI
99AQI
14th January 2025
92AQI
92AQI
15th January 2025
96AQI
96AQI
16th January 2025
87AQI
87AQI
17th January 2025
88AQI
88AQI
18th January 2025
93AQI
93AQI
19th January 2025
84AQI
84AQI
20th January 2025
87AQI
87AQI
21st January 2025
96AQI
96AQI
22nd January 2025
82AQI
82AQI
23rd January 2025
86AQI
86AQI
24th January 2025
80AQI
80AQI
25th January 2025
84AQI
84AQI
26th January 2025
86AQI
86AQI
27th January 2025
82AQI
82AQI
28th January 2025
91AQI
91AQI
29th January 2025
101AQI
101AQI
30th January 2025
94AQI
94AQI
31st January 2025
96AQI
96AQI
1st February 2025
96AQI
96AQI
2nd February 2025
90AQI
90AQI
3rd February 2025
92AQI
92AQI
4th February 2025
99AQI
99AQI
5th February 2025
95AQI
95AQI
6th February 2025
107AQI
107AQI
7th February 2025
101AQI
101AQI
8th February 2025
93AQI
93AQI
9th February 2025
86AQI
86AQI
10th February 2025
94AQI
94AQI
11th February 2025
100AQI
100AQI
12th February 2025
96AQI
96AQI
13th February 2025
91AQI
91AQI
14th February 2025
75AQI
75AQI
15th February 2025
73AQI
73AQI
16th February 2025
73AQI
73AQI
17th February 2025
68AQI
68AQI
18th February 2025
66AQI
66AQI
19th February 2025
62AQI
62AQI
20th February 2025
62AQI
62AQI
21st February 2025
64AQI
64AQI
22nd February 2025
74AQI
74AQI
23rd February 2025
74AQI
74AQI
24th February 2025
61AQI
61AQI
25th February 2025
57AQI
57AQI
26th February 2025
55AQI
55AQI
27th February 2025
61AQI
61AQI
28th February 2025
60AQI
60AQI
1st March 2025
64AQI
64AQI
2nd March 2025
65AQI
65AQI
3rd March 2025
64AQI
64AQI
4th March 2025
73AQI
73AQI
5th March 2025
73AQI
73AQI
6th March 2025
70AQI
70AQI
7th March 2025
72AQI
72AQI
8th March 2025
72AQI
72AQI
9th March 2025
71AQI
71AQI
10th March 2025
68AQI
68AQI
11th March 2025
73AQI
73AQI
12th March 2025
66AQI
66AQI
13th March 2025
96AQI
96AQI
14th March 2025
109AQI
109AQI
15th March 2025
108AQI
108AQI
16th March 2025
121AQI
121AQI
17th March 2025
115AQI
115AQI
18th March 2025
108AQI
108AQI
19th March 2025
112AQI
112AQI
20th March 2025
118AQI
118AQI
21st March 2025
121AQI
121AQI
22nd March 2025
125AQI
125AQI
23rd March 2025
150AQI
150AQI
24th March 2025
128AQI
128AQI
25th March 2025
122AQI
122AQI
26th March 2025
104AQI
104AQI
27th March 2025
120AQI
120AQI
28th March 2025
127AQI
127AQI
29th March 2025
125AQI
125AQI
30th March 2025
131AQI
131AQI
31st March 2025
128AQI
128AQI
1st April 2025
118AQI
118AQI
2nd April 2025
113AQI
113AQI
3rd April 2025
107AQI
107AQI
4th April 2025
109AQI
109AQI
5th April 2025
93AQI
93AQI
6th April 2025
93AQI
93AQI
7th April 2025
84AQI
84AQI
8th April 2025
78AQI
78AQI
9th April 2025
98AQI
98AQI
10th April 2025
92AQI
92AQI
11th April 2025
91AQI
91AQI
12th April 2025
79AQI
79AQI
13th April 2025
76AQI
76AQI
14th April 2025
64AQI
64AQI
15th April 2025
62AQI
62AQI
16th April 2025
66AQI
66AQI
17th April 2025
62AQI
62AQI
18th April 2025
61AQI
61AQI
19th April 2025
61AQI
61AQI
20th April 2025
68AQI
68AQI
21st April 2025
65AQI
65AQI
22nd April 2025
67AQI
67AQI
23rd April 2025
78AQI
78AQI
24th April 2025
82AQI
82AQI
25th April 2025
87AQI
87AQI
26th April 2025
90AQI
90AQI
27th April 2025
83AQI
83AQI
28th April 2025
81AQI
81AQI
29th April 2025
70AQI
70AQI
30th April 2025
71AQI
71AQI
1st May 2025
62AQI
62AQI
2nd May 2025
65AQI
65AQI
3rd May 2025
70AQI
70AQI
4th May 2025
64AQI
64AQI
5th May 2025
70AQI
70AQI
6th May 2025
76AQI
76AQI
7th May 2025
83AQI
83AQI
8th May 2025
84AQI
84AQI
9th May 2025
74AQI
74AQI
10th May 2025
71AQI
71AQI
11th May 2025
70AQI
70AQI
12th May 2025
61AQI
61AQI
13th May 2025
64AQI
64AQI
14th May 2025
71AQI
71AQI
15th May 2025
59AQI
59AQI
16th May 2025
61AQI
61AQI
17th May 2025
64AQI
64AQI
18th May 2025
65AQI
65AQI
19th May 2025
62AQI
62AQI
20th May 2025
62AQI
62AQI
21st May 2025
55AQI
55AQI
22nd May 2025
67AQI
67AQI
23rd May 2025
52AQI
52AQI
24th May 2025
52AQI
52AQI
25th May 2025
46AQI
46AQI
26th May 2025
39AQI
39AQI
27th May 2025
41AQI
41AQI
28th May 2025
51AQI
51AQI
29th May 2025
43AQI
43AQI
30th May 2025
40AQI
40AQI
31st May 2025
51AQI
51AQI
1st June 2025
37AQI
37AQI
2nd June 2025
41AQI
41AQI
3rd June 2025
40AQI
40AQI
4th June 2025
53AQI
53AQI
5th June 2025
53AQI
53AQI
6th June 2025
52AQI
52AQI
7th June 2025
52AQI
52AQI
8th June 2025
50AQI
50AQI
9th June 2025
51AQI
51AQI
10th June 2025
43AQI
43AQI
11th June 2025
43AQI
43AQI
12th June 2025
47AQI
47AQI
13th June 2025
45AQI
45AQI
14th June 2025
46AQI
46AQI
15th June 2025
44AQI
44AQI
16th June 2025
47AQI
47AQI
17th June 2025
47AQI
47AQI
18th June 2025
49AQI
49AQI
19th June 2025
49AQI
49AQI
20th June 2025
50AQI
50AQI
21st June 2025
51AQI
51AQI
22nd June 2025
52AQI
52AQI
23rd June 2025
50AQI
50AQI
24th June 2025
48AQI
48AQI
25th June 2025
47AQI
47AQI
26th June 2025
50AQI
50AQI
27th June 2025
48AQI
48AQI
28th June 2025
47AQI
47AQI
29th June 2025
46AQI
46AQI
30th June 2025
46AQI
46AQI
1st July 2025
48AQI
48AQI
2nd July 2025
48AQI
48AQI
3rd July 2025
50AQI
50AQI
4th July 2025
48AQI
48AQI
5th July 2025
47AQI
47AQI
6th July 2025
48AQI
48AQI
7th July 2025
46AQI
46AQI
8th July 2025
49AQI
49AQI
9th July 2025
50AQI
50AQI
10th July 2025
52AQI
52AQI
11th July 2025
51AQI
51AQI
12th July 2025
52AQI
52AQI
13th July 2025
52AQI
52AQI
14th July 2025
53AQI
53AQI
15th July 2025
50AQI
50AQI
16th July 2025
48AQI
48AQI
17th July 2025
47AQI
47AQI
18th July 2025
47AQI
47AQI
19th July 2025
46AQI
46AQI
20th July 2025
42AQI
42AQI
21st July 2025
42AQI
42AQI
22nd July 2025
45AQI
45AQI
23rd July 2025
50AQI
50AQI
24th July 2025
49AQI
49AQI
25th July 2025
46AQI
46AQI
26th July 2025
50AQI
50AQI
27th July 2025
51AQI
51AQI
28th July 2025
49AQI
49AQI
29th July 2025
46AQI
46AQI
30th July 2025
49AQI
49AQI
31st July 2025
52AQI
52AQI
1st August 2025
52AQI
52AQI
2nd August 2025
53AQI
53AQI
3rd August 2025
52AQI
52AQI
90AQI
79AQI
100AQI
82AQI
61AQI
47AQI
48AQI
52AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202572AQI
29
2
26
2
13
18
26
4
5
26
23
7
24
7
3
52
137
26
Highest AQI recorded in
March100AQI
Lowest AQI recorded in
June47AQI
202459AQI
14
2
2
6
3
1
1
2
4
1
1
8
6
1
22
8
27
4
25
6
2
1
13
19
11
31
118
90
10
2
1
Highest AQI recorded in
April159AQI
Lowest AQI recorded in
October28AQI
202368AQI
3
6
2
1
3
2
1
2
1
3
3
2
2
6
2
1
12
1
5
3
4
1
1
10
3
4
5
1
21
8
43
46
24
6
Highest AQI recorded in
March140AQI
Lowest AQI recorded in
July18AQI
202275AQI
1
3
1
1
4
2
7
1
Highest AQI recorded in
December79AQI
Lowest AQI recorded in
November71AQI
Most & Least Polluted Years Over the Last 4 Years
Most Polluted Year Recorded
2022(Avg.)
75AQILeast Polluted Year Recorded
2024(Avg.)
59AQIOmkoi District's annual 2025 AQI (72) shows an average percentage change of 8.02% (worsened AQI) compared to previous years: 2022 (75), 2023 (68), 2024 (59).
