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HistoryAQIPM2.5PM10COSO2NO2O3

Chiang Kham, Phayao, 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

Chiang Kham, Phayao, Thailand

2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
31st Aug 2024
55AQI
Lowest AQI recorded on
5th Aug 2024
38AQI

Same Day Analysis (1st August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 1st highest AQI at 53 of Moderate air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 1st Aug - 2nd Aug 2025

Chiang Kham, Phayao, Thailand

AQI
Day
Night
.

5 AM1st Aug 2025

6 PM

4 AM2nd Aug 2025

Day time
Avg. Highest Time
12PM1st Aug

58AQI

Avg. Lowest Time
7AM1st Aug

44AQI

Night time
Avg. Highest Time
7PM1st Aug

55AQI

Avg. Lowest Time
12AM2nd Aug

51AQI

In the last 24 hours,

Chiang Kham's AQI reached its highest point of 58 at 12 PM during the Day, while the lowest point, 44, was recorded at 7 AM during the Day between 1st Aug and 2nd Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Chiang Kham, Phayao, Thailand

JulAug
03rd - 04th04th - 05th05th - 06th06th - 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
Day
Night
3rd Jul 2025465 AMAQI
3rd Jul 2025466 AMAQI
3rd Jul 2025487 AMAQI
3rd Jul 2025528 AMAQI
3rd Jul 2025559 AMAQI
3rd Jul 20255510 AMAQI
3rd Jul 20255511 AMAQI
3rd Jul 20255512 PMAQI
3rd Jul 2025551 PMAQI
3rd Jul 2025552 PMAQI
3rd Jul 2025553 PMAQI
3rd Jul 2025374 PMAQI
3rd Jul 2025405 PMAQI
3rd Jul 2025506 PMAQI
3rd Jul 2025477 PMAQI
3rd Jul 2025388 PMAQI
3rd Jul 2025429 PMAQI
3rd Jul 20254010 PMAQI
3rd Jul 20254011 PMAQI
4th Jul 20253512 AMAQI
4th Jul 2025351 AMAQI
4th Jul 2025342 AMAQI
4th Jul 2025443 AMAQI
4th Jul 2025484 AMAQI

22°C21/23°C

4th Jul 2025485 AMAQI
4th Jul 2025486 AMAQI
4th Jul 2025457 AMAQI
4th Jul 2025368 AMAQI
4th Jul 2025409 AMAQI
4th Jul 20254310 AMAQI
4th Jul 20254111 AMAQI
4th Jul 20253612 PMAQI
4th Jul 2025331 PMAQI
4th Jul 2025362 PMAQI
4th Jul 2025323 PMAQI
4th Jul 2025334 PMAQI
4th Jul 2025285 PMAQI
4th Jul 2025326 PMAQI
4th Jul 2025367 PMAQI
4th Jul 2025368 PMAQI
4th Jul 2025359 PMAQI
4th Jul 20253810 PMAQI
4th Jul 20253911 PMAQI
5th Jul 20253412 AMAQI
5th Jul 2025351 AMAQI
5th Jul 2025352 AMAQI
5th Jul 2025443 AMAQI
5th Jul 2025504 AMAQI

22°C21/24°C

5th Jul 2025415 AMAQI
5th Jul 2025426 AMAQI
5th Jul 2025417 AMAQI
5th Jul 2025268 AMAQI
5th Jul 2025269 AMAQI
5th Jul 20252810 AMAQI
5th Jul 20252611 AMAQI
5th Jul 20253812 PMAQI
5th Jul 2025421 PMAQI
5th Jul 2025452 PMAQI
5th Jul 2025403 PMAQI
5th Jul 2025304 PMAQI
5th Jul 2025315 PMAQI
5th Jul 2025326 PMAQI
5th Jul 2025327 PMAQI
5th Jul 2025448 PMAQI
5th Jul 2025409 PMAQI
5th Jul 20254310 PMAQI
5th Jul 20254611 PMAQI
6th Jul 20254412 AMAQI
6th Jul 2025411 AMAQI
6th Jul 2025422 AMAQI
6th Jul 2025433 AMAQI
6th Jul 2025444 AMAQI

22°C21/27°C

6th Jul 2025425 AMAQI
6th Jul 2025426 AMAQI
6th Jul 2025427 AMAQI
6th Jul 2025438 AMAQI
6th Jul 2025359 AMAQI
6th Jul 20253310 AMAQI
6th Jul 20253711 AMAQI
6th Jul 20254012 PMAQI
6th Jul 2025371 PMAQI
6th Jul 2025362 PMAQI
6th Jul 2025383 PMAQI
6th Jul 2025384 PMAQI
6th Jul 2025355 PMAQI
6th Jul 2025376 PMAQI
6th Jul 2025397 PMAQI
6th Jul 2025428 PMAQI
6th Jul 2025399 PMAQI
6th Jul 20254210 PMAQI
6th Jul 20254211 PMAQI
7th Jul 20253912 AMAQI
7th Jul 2025401 AMAQI
7th Jul 2025412 AMAQI
7th Jul 2025433 AMAQI
7th Jul 2025444 AMAQI

22°C21/22°C

7th Jul 2025455 AMAQI
7th Jul 2025436 AMAQI
7th Jul 2025477 AMAQI
7th Jul 2025398 AMAQI
7th Jul 2025429 AMAQI
7th Jul 20253610 AMAQI
7th Jul 20253811 AMAQI
7th Jul 20253612 PMAQI
7th Jul 2025361 PMAQI
7th Jul 2025402 PMAQI
7th Jul 2025403 PMAQI
7th Jul 2025324 PMAQI
7th Jul 2025275 PMAQI
7th Jul 2025356 PMAQI
7th Jul 2025407 PMAQI
7th Jul 2025398 PMAQI
7th Jul 2025419 PMAQI
7th Jul 20253810 PMAQI
7th Jul 20254111 PMAQI
8th Jul 20254312 AMAQI
8th Jul 2025431 AMAQI
8th Jul 2025442 AMAQI
8th Jul 2025443 AMAQI
8th Jul 2025444 AMAQI

23°C21/25°C

8th Jul 2025445 AMAQI
8th Jul 2025456 AMAQI
8th Jul 2025367 AMAQI
8th Jul 2025408 AMAQI
8th Jul 2025429 AMAQI
8th Jul 20254210 AMAQI
8th Jul 20253811 AMAQI
8th Jul 20254112 PMAQI
8th Jul 2025421 PMAQI
8th Jul 2025402 PMAQI
8th Jul 2025523 PMAQI
8th Jul 2025434 PMAQI
8th Jul 2025485 PMAQI
8th Jul 2025446 PMAQI
8th Jul 2025417 PMAQI
8th Jul 2025468 PMAQI
8th Jul 2025449 PMAQI
8th Jul 20254710 PMAQI
8th Jul 20255011 PMAQI
9th Jul 20254612 AMAQI
9th Jul 2025431 AMAQI
9th Jul 2025422 AMAQI
9th Jul 2025423 AMAQI
9th Jul 2025424 AMAQI

24°C21/28°C

9th Jul 2025425 AMAQI
9th Jul 2025436 AMAQI
9th Jul 2025437 AMAQI
9th Jul 2025468 AMAQI
9th Jul 2025509 AMAQI
9th Jul 20255010 AMAQI
9th Jul 20255211 AMAQI
9th Jul 20255112 PMAQI
9th Jul 2025501 PMAQI
9th Jul 2025442 PMAQI
9th Jul 2025383 PMAQI
9th Jul 2025424 PMAQI
9th Jul 2025385 PMAQI
9th Jul 2025436 PMAQI
9th Jul 2025427 PMAQI
9th Jul 2025438 PMAQI
9th Jul 2025409 PMAQI
9th Jul 20254210 PMAQI
9th Jul 20254111 PMAQI
10th Jul 20254212 AMAQI
10th Jul 2025461 AMAQI
10th Jul 2025462 AMAQI
10th Jul 2025473 AMAQI
10th Jul 2025464 AMAQI

23°C21/26°C

10th Jul 2025465 AMAQI
10th Jul 2025476 AMAQI
10th Jul 2025387 AMAQI
10th Jul 2025468 AMAQI
10th Jul 2025439 AMAQI
10th Jul 20254110 AMAQI
10th Jul 20254511 AMAQI
10th Jul 20255112 PMAQI
10th Jul 2025501 PMAQI
10th Jul 2025442 PMAQI
10th Jul 2025523 PMAQI
10th Jul 2025484 PMAQI
10th Jul 2025525 PMAQI
10th Jul 2025526 PMAQI
10th Jul 2025527 PMAQI
10th Jul 2025468 PMAQI
10th Jul 2025459 PMAQI
10th Jul 20254510 PMAQI
10th Jul 20254411 PMAQI
11th Jul 20254712 AMAQI
11th Jul 2025481 AMAQI
11th Jul 2025482 AMAQI
11th Jul 2025493 AMAQI
11th Jul 2025484 AMAQI

22°C21/27°C

11th Jul 2025485 AMAQI
11th Jul 2025506 AMAQI
11th Jul 2025457 AMAQI
11th Jul 2025438 AMAQI
11th Jul 2025489 AMAQI
11th Jul 20255010 AMAQI
11th Jul 20254611 AMAQI
11th Jul 20254712 PMAQI
11th Jul 2025461 PMAQI
11th Jul 2025382 PMAQI
11th Jul 2025423 PMAQI
11th Jul 2025434 PMAQI
11th Jul 2025485 PMAQI
11th Jul 2025506 PMAQI
11th Jul 2025517 PMAQI
11th Jul 2025488 PMAQI
11th Jul 2025439 PMAQI
11th Jul 20254310 PMAQI
11th Jul 20254611 PMAQI
12th Jul 20255012 AMAQI
12th Jul 2025501 AMAQI
12th Jul 2025482 AMAQI
12th Jul 2025503 AMAQI
12th Jul 2025504 AMAQI

22°C21/25°C

12th Jul 2025505 AMAQI
12th Jul 2025506 AMAQI
12th Jul 2025427 AMAQI
12th Jul 2025438 AMAQI
12th Jul 2025459 AMAQI
12th Jul 20254510 AMAQI
12th Jul 20254411 AMAQI
12th Jul 20254212 PMAQI
12th Jul 2025411 PMAQI
12th Jul 2025382 PMAQI
12th Jul 2025383 PMAQI
12th Jul 2025364 PMAQI
12th Jul 2025335 PMAQI
12th Jul 2025446 PMAQI
12th Jul 2025457 PMAQI
12th Jul 2025458 PMAQI
12th Jul 2025469 PMAQI
12th Jul 20254810 PMAQI
12th Jul 20254911 PMAQI
13th Jul 20255012 AMAQI
13th Jul 2025501 AMAQI
13th Jul 2025522 AMAQI
13th Jul 2025523 AMAQI
13th Jul 2025524 AMAQI

22°C21/24°C

13th Jul 2025525 AMAQI
13th Jul 2025526 AMAQI
13th Jul 2025417 AMAQI
13th Jul 2025318 AMAQI
13th Jul 2025349 AMAQI
13th Jul 20254710 AMAQI
13th Jul 20254911 AMAQI
13th Jul 20254012 PMAQI
13th Jul 2025401 PMAQI
13th Jul 2025442 PMAQI
13th Jul 2025423 PMAQI
13th Jul 2025414 PMAQI
13th Jul 2025455 PMAQI
13th Jul 2025416 PMAQI
13th Jul 2025467 PMAQI
13th Jul 2025458 PMAQI
13th Jul 2025469 PMAQI
13th Jul 20254610 PMAQI
13th Jul 20254611 PMAQI
14th Jul 20254912 AMAQI
14th Jul 2025501 AMAQI
14th Jul 2025512 AMAQI
14th Jul 2025503 AMAQI
14th Jul 2025514 AMAQI

23°C21/28°C

14th Jul 2025525 AMAQI
14th Jul 2025526 AMAQI
14th Jul 2025387 AMAQI
14th Jul 2025318 AMAQI
14th Jul 2025369 AMAQI
14th Jul 20253810 AMAQI
14th Jul 20254411 AMAQI
14th Jul 20253812 PMAQI
14th Jul 2025411 PMAQI
14th Jul 2025402 PMAQI
14th Jul 2025343 PMAQI
14th Jul 2025344 PMAQI
14th Jul 2025385 PMAQI
14th Jul 2025446 PMAQI
14th Jul 2025467 PMAQI
14th Jul 2025468 PMAQI
14th Jul 2025469 PMAQI
14th Jul 20254410 PMAQI
14th Jul 20254311 PMAQI
15th Jul 20254112 AMAQI
15th Jul 2025421 AMAQI
15th Jul 2025432 AMAQI
15th Jul 2025483 AMAQI
15th Jul 2025474 AMAQI

24°C22/30°C

15th Jul 2025485 AMAQI
15th Jul 2025486 AMAQI
15th Jul 2025377 AMAQI
15th Jul 2025398 AMAQI
15th Jul 2025349 AMAQI
15th Jul 20253310 AMAQI
15th Jul 20253111 AMAQI
15th Jul 20253912 PMAQI
15th Jul 2025441 PMAQI
15th Jul 2025482 PMAQI
15th Jul 2025483 PMAQI
15th Jul 2025524 PMAQI
15th Jul 2025485 PMAQI
15th Jul 2025466 PMAQI
15th Jul 2025477 PMAQI
15th Jul 2025488 PMAQI
15th Jul 2025509 PMAQI
15th Jul 20254810 PMAQI
15th Jul 20254711 PMAQI
16th Jul 20254812 AMAQI
16th Jul 2025461 AMAQI
16th Jul 2025482 AMAQI
16th Jul 2025473 AMAQI
16th Jul 2025474 AMAQI

22°C22/24°C

16th Jul 2025465 AMAQI
16th Jul 2025466 AMAQI
16th Jul 2025437 AMAQI
16th Jul 2025448 AMAQI
16th Jul 2025419 AMAQI
16th Jul 20254710 AMAQI
16th Jul 20255311 AMAQI
16th Jul 20255412 PMAQI
16th Jul 2025481 PMAQI
16th Jul 2025492 PMAQI
16th Jul 2025423 PMAQI
16th Jul 2025424 PMAQI
16th Jul 2025425 PMAQI
16th Jul 2025396 PMAQI
16th Jul 2025457 PMAQI
16th Jul 2025468 PMAQI
16th Jul 2025489 PMAQI
16th Jul 20255210 PMAQI
16th Jul 20255211 PMAQI
17th Jul 20255212 AMAQI
17th Jul 2025451 AMAQI
17th Jul 2025452 AMAQI
17th Jul 2025483 AMAQI
17th Jul 2025504 AMAQI

21°C21/22°C

17th Jul 2025485 AMAQI
17th Jul 2025486 AMAQI
17th Jul 2025507 AMAQI
17th Jul 2025448 AMAQI
17th Jul 2025489 AMAQI
17th Jul 20253910 AMAQI
17th Jul 20255211 AMAQI
17th Jul 20254012 PMAQI
17th Jul 2025381 PMAQI
17th Jul 2025352 PMAQI
17th Jul 2025373 PMAQI
17th Jul 2025364 PMAQI
17th Jul 2025375 PMAQI
17th Jul 2025366 PMAQI
17th Jul 2025487 PMAQI
17th Jul 2025488 PMAQI
17th Jul 2025509 PMAQI
17th Jul 20255010 PMAQI
17th Jul 20255111 PMAQI
18th Jul 20254812 AMAQI
18th Jul 2025471 AMAQI
18th Jul 2025472 AMAQI
18th Jul 2025483 AMAQI
18th Jul 2025484 AMAQI

22°C21/23°C

18th Jul 2025475 AMAQI
18th Jul 2025466 AMAQI
18th Jul 2025417 AMAQI
18th Jul 2025368 AMAQI
18th Jul 2025379 AMAQI
18th Jul 20254610 AMAQI
18th Jul 20254211 AMAQI
18th Jul 20253712 PMAQI
18th Jul 2025371 PMAQI
18th Jul 2025392 PMAQI
18th Jul 2025343 PMAQI
18th Jul 2025264 PMAQI
18th Jul 2025345 PMAQI
18th Jul 2025366 PMAQI
18th Jul 2025427 PMAQI
18th Jul 2025458 PMAQI
18th Jul 2025469 PMAQI
18th Jul 20254510 PMAQI
18th Jul 20255011 PMAQI
19th Jul 20254812 AMAQI
19th Jul 2025491 AMAQI
19th Jul 2025482 AMAQI
19th Jul 2025453 AMAQI
19th Jul 2025454 AMAQI

23°C21/28°C

19th Jul 2025445 AMAQI
19th Jul 2025446 AMAQI
19th Jul 2025347 AMAQI
19th Jul 2025388 AMAQI
19th Jul 2025449 AMAQI
19th Jul 20254010 AMAQI
19th Jul 20254311 AMAQI
19th Jul 20254012 PMAQI
19th Jul 2025381 PMAQI
19th Jul 2025352 PMAQI
19th Jul 2025323 PMAQI
19th Jul 2025334 PMAQI
19th Jul 2025425 PMAQI
19th Jul 2025416 PMAQI
19th Jul 2025417 PMAQI
19th Jul 2025418 PMAQI
19th Jul 2025439 PMAQI
19th Jul 20255110 PMAQI
19th Jul 20254911 PMAQI
20th Jul 20254812 AMAQI
20th Jul 2025481 AMAQI
20th Jul 2025462 AMAQI
20th Jul 2025463 AMAQI
20th Jul 2025464 AMAQI

23°C21/28°C

20th Jul 2025455 AMAQI
20th Jul 2025456 AMAQI
20th Jul 2025447 AMAQI
20th Jul 2025488 AMAQI
20th Jul 2025489 AMAQI
20th Jul 20254810 AMAQI
20th Jul 20253911 AMAQI
20th Jul 20254112 PMAQI
20th Jul 2025401 PMAQI
20th Jul 2025372 PMAQI
20th Jul 2025363 PMAQI
20th Jul 2025364 PMAQI
20th Jul 2025405 PMAQI
20th Jul 2025426 PMAQI
20th Jul 2025457 PMAQI
20th Jul 2025438 PMAQI
20th Jul 2025449 PMAQI
20th Jul 20254210 PMAQI
20th Jul 20254511 PMAQI
21st Jul 20254212 AMAQI
21st Jul 2025451 AMAQI
21st Jul 2025472 AMAQI
21st Jul 2025473 AMAQI
21st Jul 2025494 AMAQI

23°C21/28°C

21st Jul 2025475 AMAQI
21st Jul 2025466 AMAQI
21st Jul 2025447 AMAQI
21st Jul 2025408 AMAQI
21st Jul 2025469 AMAQI
21st Jul 20254310 AMAQI
21st Jul 20254411 AMAQI
21st Jul 20254112 PMAQI
21st Jul 2025421 PMAQI
21st Jul 2025422 PMAQI
21st Jul 2025403 PMAQI
21st Jul 2025454 PMAQI
21st Jul 2025435 PMAQI
21st Jul 2025466 PMAQI
21st Jul 2025507 PMAQI
21st Jul 2025528 PMAQI
21st Jul 2025519 PMAQI
21st Jul 20254910 PMAQI
21st Jul 20254611 PMAQI
22nd Jul 20254612 AMAQI
22nd Jul 2025491 AMAQI
22nd Jul 2025492 AMAQI
22nd Jul 2025463 AMAQI
22nd Jul 2025464 AMAQI

23°C20/26°C

22nd Jul 2025465 AMAQI
22nd Jul 2025456 AMAQI
22nd Jul 2025487 AMAQI
22nd Jul 2025488 AMAQI
22nd Jul 2025529 AMAQI
22nd Jul 20255210 AMAQI
22nd Jul 20254711 AMAQI
22nd Jul 20254212 PMAQI
22nd Jul 2025401 PMAQI
22nd Jul 2025412 PMAQI
22nd Jul 2025363 PMAQI
22nd Jul 2025324 PMAQI
22nd Jul 2025345 PMAQI
22nd Jul 2025396 PMAQI
22nd Jul 2025447 PMAQI
22nd Jul 2025438 PMAQI
22nd Jul 2025489 PMAQI
22nd Jul 20254810 PMAQI
22nd Jul 20255111 PMAQI
23rd Jul 20255012 AMAQI
23rd Jul 2025481 AMAQI
23rd Jul 2025472 AMAQI
23rd Jul 2025473 AMAQI
23rd Jul 2025464 AMAQI

21°C21/22°C

23rd Jul 2025485 AMAQI
23rd Jul 2025476 AMAQI
23rd Jul 2025367 AMAQI
23rd Jul 2025388 AMAQI
23rd Jul 2025359 AMAQI
23rd Jul 20254510 AMAQI
23rd Jul 20253711 AMAQI
23rd Jul 20253612 PMAQI
23rd Jul 2025371 PMAQI
23rd Jul 2025362 PMAQI
23rd Jul 2025393 PMAQI
23rd Jul 2025354 PMAQI
23rd Jul 2025365 PMAQI
23rd Jul 2025406 PMAQI
23rd Jul 2025457 PMAQI
23rd Jul 2025428 PMAQI
23rd Jul 2025409 PMAQI
23rd Jul 20254310 PMAQI
23rd Jul 20254011 PMAQI
24th Jul 20254212 AMAQI
24th Jul 2025461 AMAQI
24th Jul 2025442 AMAQI
24th Jul 2025463 AMAQI
24th Jul 2025454 AMAQI

21°C21/21°C

24th Jul 2025445 AMAQI
24th Jul 2025456 AMAQI
24th Jul 2025317 AMAQI
24th Jul 2025228 AMAQI
24th Jul 2025289 AMAQI
24th Jul 20252610 AMAQI
24th Jul 20253011 AMAQI
24th Jul 20252312 PMAQI
24th Jul 2025261 PMAQI
24th Jul 2025222 PMAQI
24th Jul 2025253 PMAQI
24th Jul 2025304 PMAQI
24th Jul 2025285 PMAQI
24th Jul 2025326 PMAQI
24th Jul 2025387 PMAQI
24th Jul 2025368 PMAQI
24th Jul 2025369 PMAQI
24th Jul 20253810 PMAQI
24th Jul 20253911 PMAQI
25th Jul 20254212 AMAQI
25th Jul 2025451 AMAQI
25th Jul 2025432 AMAQI
25th Jul 2025403 AMAQI
25th Jul 2025414 AMAQI

22°C21/24°C

25th Jul 2025405 AMAQI
25th Jul 2025416 AMAQI
25th Jul 2025287 AMAQI
25th Jul 2025258 AMAQI
25th Jul 2025259 AMAQI
25th Jul 20252510 AMAQI
25th Jul 20253011 AMAQI
25th Jul 20252412 PMAQI
25th Jul 2025231 PMAQI
25th Jul 2025242 PMAQI
25th Jul 2025233 PMAQI
25th Jul 2025264 PMAQI
25th Jul 2025265 PMAQI
25th Jul 2025326 PMAQI
25th Jul 2025387 PMAQI
25th Jul 2025398 PMAQI
25th Jul 2025409 PMAQI
25th Jul 20254210 PMAQI
25th Jul 20254111 PMAQI
26th Jul 20254512 AMAQI
26th Jul 2025461 AMAQI
26th Jul 2025442 AMAQI
26th Jul 2025423 AMAQI
26th Jul 2025444 AMAQI

22°C21/25°C

26th Jul 2025415 AMAQI
26th Jul 2025426 AMAQI
26th Jul 2025297 AMAQI
26th Jul 2025258 AMAQI
26th Jul 2025349 AMAQI
26th Jul 20253810 AMAQI
26th Jul 20253511 AMAQI
26th Jul 20253912 PMAQI
26th Jul 2025381 PMAQI
26th Jul 2025382 PMAQI
26th Jul 2025343 PMAQI
26th Jul 2025364 PMAQI
26th Jul 2025345 PMAQI
26th Jul 2025416 PMAQI
26th Jul 2025407 PMAQI
26th Jul 2025438 PMAQI
26th Jul 2025419 PMAQI
26th Jul 20254210 PMAQI
26th Jul 20254311 PMAQI
27th Jul 20254212 AMAQI
27th Jul 2025461 AMAQI
27th Jul 2025422 AMAQI
27th Jul 2025423 AMAQI
27th Jul 2025424 AMAQI

22°C21/25°C

27th Jul 2025435 AMAQI
27th Jul 2025426 AMAQI
27th Jul 2025367 AMAQI
27th Jul 2025368 AMAQI
27th Jul 2025429 AMAQI
27th Jul 20253510 AMAQI
27th Jul 20254011 AMAQI
27th Jul 20254412 PMAQI
27th Jul 2025381 PMAQI
27th Jul 2025462 PMAQI
27th Jul 2025423 PMAQI
27th Jul 2025424 PMAQI
27th Jul 2025385 PMAQI
27th Jul 2025356 PMAQI
27th Jul 2025397 PMAQI
27th Jul 2025408 PMAQI
27th Jul 2025419 PMAQI
27th Jul 20254410 PMAQI
27th Jul 20254211 PMAQI
28th Jul 20253812 AMAQI
28th Jul 2025411 AMAQI
28th Jul 2025432 AMAQI
28th Jul 2025423 AMAQI
28th Jul 2025434 AMAQI

22°C21/23°C

28th Jul 2025445 AMAQI
28th Jul 2025436 AMAQI
28th Jul 2025307 AMAQI
28th Jul 2025348 AMAQI
28th Jul 2025369 AMAQI
28th Jul 20253410 AMAQI
28th Jul 20253911 AMAQI
28th Jul 20253612 PMAQI
28th Jul 2025381 PMAQI
28th Jul 2025402 PMAQI
28th Jul 2025343 PMAQI
28th Jul 2025404 PMAQI
28th Jul 2025385 PMAQI
28th Jul 2025396 PMAQI
28th Jul 2025427 PMAQI
28th Jul 2025388 PMAQI
28th Jul 2025409 PMAQI
28th Jul 20254010 PMAQI
28th Jul 20254111 PMAQI
29th Jul 20254012 AMAQI
29th Jul 2025431 AMAQI
29th Jul 2025422 AMAQI
29th Jul 2025403 AMAQI
29th Jul 2025404 AMAQI

22°C21/22°C

29th Jul 2025415 AMAQI
29th Jul 2025386 AMAQI
29th Jul 2025397 AMAQI
29th Jul 2025328 AMAQI
29th Jul 2025369 AMAQI
29th Jul 20254010 AMAQI
29th Jul 20253911 AMAQI
29th Jul 20254012 PMAQI
29th Jul 2025341 PMAQI
29th Jul 2025352 PMAQI
29th Jul 2025363 PMAQI
29th Jul 2025384 PMAQI
29th Jul 2025405 PMAQI
29th Jul 2025406 PMAQI
29th Jul 2025407 PMAQI
29th Jul 2025398 PMAQI
29th Jul 2025419 PMAQI
29th Jul 20254210 PMAQI
29th Jul 20254311 PMAQI
30th Jul 20253912 AMAQI
30th Jul 2025411 AMAQI
30th Jul 2025402 AMAQI
30th Jul 2025403 AMAQI
30th Jul 2025424 AMAQI

24°C21/28°C

30th Jul 2025425 AMAQI
30th Jul 2025406 AMAQI
30th Jul 2025467 AMAQI
30th Jul 2025508 AMAQI
30th Jul 2025419 AMAQI
30th Jul 20252910 AMAQI
30th Jul 20253811 AMAQI
30th Jul 20254412 PMAQI
30th Jul 2025431 PMAQI
30th Jul 2025392 PMAQI
30th Jul 2025483 PMAQI
30th Jul 2025464 PMAQI
30th Jul 2025445 PMAQI
30th Jul 2025486 PMAQI
30th Jul 2025447 PMAQI
30th Jul 2025458 PMAQI
30th Jul 2025469 PMAQI
30th Jul 20254410 PMAQI
30th Jul 20254611 PMAQI
31st Jul 20255012 AMAQI
31st Jul 2025481 AMAQI
31st Jul 2025442 AMAQI
31st Jul 2025443 AMAQI
31st Jul 2025444 AMAQI

23°C22/28°C

31st Jul 2025445 AMAQI
31st Jul 2025446 AMAQI
31st Jul 2025447 AMAQI
31st Jul 2025448 AMAQI
31st Jul 2025509 AMAQI
31st Jul 20254610 AMAQI
31st Jul 20255011 AMAQI
31st Jul 20255312 PMAQI
31st Jul 2025511 PMAQI
31st Jul 2025522 PMAQI
31st Jul 2025503 PMAQI
31st Jul 2025534 PMAQI
31st Jul 2025525 PMAQI
31st Jul 2025486 PMAQI
31st Jul 2025547 PMAQI
31st Jul 2025548 PMAQI
31st Jul 2025599 PMAQI
31st Jul 20255410 PMAQI
31st Jul 20255411 PMAQI
1st Aug 20255412 AMAQI
1st Aug 2025561 AMAQI
1st Aug 2025532 AMAQI
1st Aug 2025533 AMAQI
1st Aug 2025534 AMAQI

24°C21/30°C

1st Aug 2025535 AMAQI
1st Aug 2025526 AMAQI
1st Aug 2025447 AMAQI
1st Aug 2025498 AMAQI
1st Aug 2025509 AMAQI
1st Aug 20255110 AMAQI
1st Aug 20255111 AMAQI
1st Aug 20255812 PMAQI
1st Aug 2025541 PMAQI
1st Aug 2025512 PMAQI
1st Aug 2025543 PMAQI
1st Aug 2025544 PMAQI
1st Aug 2025475 PMAQI
1st Aug 2025536 PMAQI
1st Aug 2025557 PMAQI
1st Aug 2025548 PMAQI
1st Aug 2025539 PMAQI
1st Aug 20255310 PMAQI
1st Aug 20255311 PMAQI
2nd Aug 20255112 AMAQI
2nd Aug 2025531 AMAQI
2nd Aug 2025542 AMAQI
2nd Aug 2025553 AMAQI
2nd Aug 2025544 AMAQI

23°C21/29°C

2nd Aug 2025545 AMAQI
5 AM
2nd Aug 2025556 AMAQI
2nd Aug 2025427 AMAQI
2nd Aug 2025428 AMAQI
2nd Aug 2025529 AMAQI
2nd Aug 20255210 AMAQI
2nd Aug 20255311 AMAQI
11 AM
2nd Aug 20254412 PMAQI
2nd Aug 2025461 PMAQI
2nd Aug 2025502 PMAQI
2nd Aug 2025503 PMAQI
2nd Aug 2025464 PMAQI
2nd Aug 2025495 PMAQI
2nd Aug 2025516 PMAQI
6 PM
2nd Aug 2025527 PMAQI
2nd Aug 2025558 PMAQI
11 PM
4 AM

--°C/°C

Day time
Avg. Highest Time
5 AM - 6 AM

46AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
7 AM - 8 AM

40AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 6 AM (Avg. 46), while the lowest AQI was between 7 AM to 8 AM (Avg. 40).
Night time
Avg. Highest Time
12 AM - 11 PM

45AQI

10 hours / Day
300 hours / Month
Avg. Lowest Time
12 AM - 11 PM

45AQI

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. 45), while the lowest AQI was between 12 AM to 11 PM (Avg. 45).

2025 Days Vs Air Quality

Chiang Kham, Phayao, Thailand

2025

21%

44

58%

123

20%

42

2%

4

Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)

Good
44 Days
Moderate
123 Days
Poor
42 Days
Unhealthy
4 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 21%

Health Risk Level:

Very high

In 2025, 21% of 214 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

Chiang Kham, Phayao, 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
87AQI
2nd January 2025
82AQI
3rd January 2025
83AQI
4th January 2025
91AQI
5th January 2025
94AQI
6th January 2025
103AQI
7th January 2025
100AQI
8th January 2025
123AQI
9th January 2025
95AQI
10th January 2025
100AQI
11th January 2025
86AQI
12th January 2025
87AQI
13th January 2025
92AQI
14th January 2025
89AQI
15th January 2025
97AQI
16th January 2025
95AQI
17th January 2025
93AQI
18th January 2025
97AQI
19th January 2025
91AQI
20th January 2025
95AQI
21st January 2025
100AQI
22nd January 2025
92AQI
23rd January 2025
90AQI
24th January 2025
96AQI
25th January 2025
89AQI
26th January 2025
103AQI
27th January 2025
75AQI
28th January 2025
88AQI
29th January 2025
94AQI
30th January 2025
98AQI
31st January 2025
106AQI
1st February 2025
104AQI
2nd February 2025
104AQI
3rd February 2025
100AQI
4th February 2025
97AQI
5th February 2025
99AQI
6th February 2025
111AQI
7th February 2025
100AQI
8th February 2025
94AQI
9th February 2025
81AQI
10th February 2025
95AQI
11th February 2025
89AQI
12th February 2025
99AQI
13th February 2025
108AQI
14th February 2025
103AQI
15th February 2025
99AQI
16th February 2025
116AQI
17th February 2025
100AQI
18th February 2025
101AQI
19th February 2025
98AQI
20th February 2025
101AQI
21st February 2025
99AQI
22nd February 2025
105AQI
23rd February 2025
97AQI
24th February 2025
75AQI
25th February 2025
70AQI
26th February 2025
66AQI
27th February 2025
68AQI
28th February 2025
76AQI
1st March 2025
74AQI
2nd March 2025
81AQI
3rd March 2025
88AQI
4th March 2025
101AQI
5th March 2025
112AQI
6th March 2025
117AQI
7th March 2025
108AQI
8th March 2025
100AQI
9th March 2025
95AQI
10th March 2025
85AQI
11th March 2025
98AQI
12th March 2025
102AQI
13th March 2025
95AQI
14th March 2025
104AQI
15th March 2025
124AQI
16th March 2025
114AQI
17th March 2025
121AQI
18th March 2025
97AQI
19th March 2025
81AQI
20th March 2025
94AQI
21st March 2025
113AQI
22nd March 2025
123AQI
23rd March 2025
145AQI
24th March 2025
130AQI
25th March 2025
135AQI
26th March 2025
123AQI
27th March 2025
140AQI
28th March 2025
156AQI
29th March 2025
156AQI
30th March 2025
160AQI
31st March 2025
155AQI
1st April 2025
146AQI
2nd April 2025
148AQI
3rd April 2025
140AQI
4th April 2025
148AQI
5th April 2025
149AQI
6th April 2025
135AQI
7th April 2025
107AQI
8th April 2025
98AQI
9th April 2025
123AQI
10th April 2025
121AQI
11th April 2025
118AQI
12th April 2025
94AQI
13th April 2025
88AQI
14th April 2025
67AQI
15th April 2025
69AQI
16th April 2025
74AQI
17th April 2025
58AQI
18th April 2025
63AQI
19th April 2025
64AQI
20th April 2025
67AQI
21st April 2025
66AQI
22nd April 2025
68AQI
23rd April 2025
84AQI
24th April 2025
90AQI
25th April 2025
101AQI
26th April 2025
104AQI
27th April 2025
106AQI
28th April 2025
85AQI
29th April 2025
81AQI
30th April 2025
76AQI
1st May 2025
71AQI
2nd May 2025
64AQI
3rd May 2025
62AQI
4th May 2025
63AQI
5th May 2025
66AQI
6th May 2025
70AQI
7th May 2025
74AQI
8th May 2025
86AQI
9th May 2025
77AQI
10th May 2025
84AQI
11th May 2025
89AQI
12th May 2025
72AQI
13th May 2025
68AQI
14th May 2025
72AQI
15th May 2025
67AQI
16th May 2025
64AQI
17th May 2025
69AQI
18th May 2025
65AQI
19th May 2025
65AQI
20th May 2025
61AQI
21st May 2025
68AQI
22nd May 2025
68AQI
23rd May 2025
63AQI
24th May 2025
62AQI
25th May 2025
57AQI
26th May 2025
60AQI
27th May 2025
57AQI
28th May 2025
54AQI
29th May 2025
55AQI
30th May 2025
55AQI
31st May 2025
57AQI
1st June 2025
56AQI
2nd June 2025
55AQI
3rd June 2025
60AQI
4th June 2025
69AQI
5th June 2025
71AQI
6th June 2025
75AQI
7th June 2025
69AQI
8th June 2025
64AQI
9th June 2025
69AQI
10th June 2025
62AQI
11th June 2025
60AQI
12th June 2025
58AQI
13th June 2025
60AQI
14th June 2025
58AQI
15th June 2025
61AQI
16th June 2025
57AQI
17th June 2025
55AQI
18th June 2025
36AQI
19th June 2025
36AQI
20th June 2025
41AQI
21st June 2025
45AQI
22nd June 2025
48AQI
23rd June 2025
42AQI
24th June 2025
41AQI
25th June 2025
44AQI
26th June 2025
46AQI
27th June 2025
40AQI
28th June 2025
46AQI
29th June 2025
44AQI
30th June 2025
47AQI
1st July 2025
43AQI
2nd July 2025
35AQI
3rd July 2025
44AQI
4th July 2025
37AQI
5th July 2025
37AQI
6th July 2025
40AQI
7th July 2025
39AQI
8th July 2025
43AQI
9th July 2025
45AQI
10th July 2025
45AQI
11th July 2025
47AQI
12th July 2025
46AQI
13th July 2025
46AQI
14th July 2025
44AQI
15th July 2025
44AQI
16th July 2025
47AQI
17th July 2025
47AQI
18th July 2025
43AQI
19th July 2025
43AQI
20th July 2025
44AQI
21st July 2025
45AQI
22nd July 2025
46AQI
23rd July 2025
43AQI
24th July 2025
36AQI
25th July 2025
35AQI
26th July 2025
40AQI
27th July 2025
40AQI
28th July 2025
38AQI
29th July 2025
40AQI
30th July 2025
42AQI
31st July 2025
49AQI
1st August 2025
53AQI

94AQI

95AQI

114AQI

98AQI

67AQI

54AQI

42AQI

53AQI

No. of days

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

202580AQI

27
4
19
9
11
16
4
17
13
31
13
17
31
1
44
123
42
4

Highest AQI recorded in

March

114AQI

Lowest AQI recorded in

July

42AQI

202454AQI

1
16
1
1
2
3
9
30
31
18
13
3
6
7
2
28
31
92
110

Highest AQI recorded in

December

79AQI

Lowest AQI recorded in

July

35AQI

202397AQI

4
4
1
3
3
7
7
1
1
3
1
28
2
6
39
6
14

Highest AQI recorded in

March

166AQI

Lowest AQI recorded in

September

17AQI

202273AQI

1
12
16
2
14
6
1
14
31
6
1

Highest AQI recorded in

December

90AQI

Lowest AQI recorded in

November

58AQI

Most & Least Polluted Years Over the Last 4 Years

Most Polluted Year Recorded
2023(Avg.)
97AQI
Least Polluted Year Recorded
2024(Avg.)
54AQI

Chiang Kham's annual 2025 AQI (80) shows an average percentage change of 13.9% (worsened AQI) compared to previous years: 2022 (73), 2023 (97), 2024 (54).