Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Phrao Gaia Station 04, Ban Mae Cho, 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

Phrao Gaia Station 04, Ban Mae Cho, Chiang Mai, Thailand

2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
10th Aug 2024
55AQI
Lowest AQI recorded on
6th Aug 2024
39AQI

Same Day Analysis (2nd August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 1st highest AQI at 55 of Moderate air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025

Phrao Gaia Station 04, Ban Mae Cho, Chiang Mai, Thailand

AQI
Day
Night
.

5 AM2nd Aug 2025

7 PM

4 AM3rd Aug 2025

Day time
Avg. Highest Time
12AMNaNth undefined

AQI

Avg. Lowest Time
12AMNaNth undefined

AQI

Night time
Avg. Highest Time
9PM2nd Aug

60AQI

Avg. Lowest Time
8AM2nd Aug

44AQI

In the last 24 hours,

Phrao Gaia Station 04's AQI reached its highest point of 60 at 9 PM during the Night, while the lowest point, 44, was recorded at 8 AM during the Night between 2nd Aug and 3rd Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Phrao Gaia Station 04, Ban Mae Cho, Chiang Mai, Thailand

JulAug
04th - 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 - 03rd03rd
Day
Night
4th Jul 2025525 AMAQI
4th Jul 2025526 AMAQI
4th Jul 2025477 AMAQI
4th Jul 2025468 AMAQI
4th Jul 2025479 AMAQI
4th Jul 20254810 AMAQI
4th Jul 20254811 AMAQI
4th Jul 20254212 PMAQI
4th Jul 2025391 PMAQI
4th Jul 2025422 PMAQI
4th Jul 2025433 PMAQI
4th Jul 2025444 PMAQI
4th Jul 2025425 PMAQI
4th Jul 2025466 PMAQI
4th Jul 2025497 PMAQI
4th Jul 2025528 PMAQI
4th Jul 2025579 PMAQI
4th Jul 20255310 PMAQI
4th Jul 20255411 PMAQI
5th Jul 20255012 AMAQI
5th Jul 2025501 AMAQI
5th Jul 2025472 AMAQI
5th Jul 2025523 AMAQI
5th Jul 2025524 AMAQI

22°C21/25°C

5th Jul 2025525 AMAQI
5th Jul 2025516 AMAQI
5th Jul 2025507 AMAQI
5th Jul 2025478 AMAQI
5th Jul 2025479 AMAQI
5th Jul 20254610 AMAQI
5th Jul 20254611 AMAQI
5th Jul 20254612 PMAQI
5th Jul 2025421 PMAQI
5th Jul 2025442 PMAQI
5th Jul 2025413 PMAQI
5th Jul 2025464 PMAQI
5th Jul 2025445 PMAQI
5th Jul 2025466 PMAQI
5th Jul 2025507 PMAQI
5th Jul 2025518 PMAQI
5th Jul 2025509 PMAQI
5th Jul 20255010 PMAQI
5th Jul 20254611 PMAQI
6th Jul 20254612 AMAQI
6th Jul 2025511 AMAQI
6th Jul 2025522 AMAQI
6th Jul 2025553 AMAQI
6th Jul 2025564 AMAQI

24°C22/28°C

6th Jul 2025555 AMAQI
6th Jul 2025536 AMAQI
6th Jul 2025487 AMAQI
6th Jul 2025448 AMAQI
6th Jul 2025449 AMAQI
6th Jul 20253810 AMAQI
6th Jul 20254111 AMAQI
6th Jul 20254712 PMAQI
6th Jul 2025491 PMAQI
6th Jul 2025462 PMAQI
6th Jul 2025503 PMAQI
6th Jul 2025524 PMAQI
6th Jul 2025495 PMAQI
6th Jul 2025436 PMAQI
6th Jul 2025467 PMAQI
6th Jul 2025488 PMAQI
6th Jul 2025489 PMAQI
6th Jul 20255210 PMAQI
6th Jul 20254911 PMAQI
7th Jul 20254712 AMAQI
7th Jul 2025461 AMAQI
7th Jul 2025482 AMAQI
7th Jul 2025483 AMAQI
7th Jul 2025494 AMAQI

24°C22/28°C

7th Jul 2025485 AMAQI
7th Jul 2025476 AMAQI
7th Jul 2025447 AMAQI
7th Jul 2025398 AMAQI
7th Jul 2025439 AMAQI
7th Jul 20253810 AMAQI
7th Jul 20254311 AMAQI
7th Jul 20253512 PMAQI
7th Jul 2025381 PMAQI
7th Jul 2025462 PMAQI
7th Jul 2025403 PMAQI
7th Jul 2025364 PMAQI
7th Jul 2025335 PMAQI
7th Jul 2025426 PMAQI
7th Jul 2025477 PMAQI
7th Jul 2025518 PMAQI
7th Jul 2025489 PMAQI
7th Jul 20254910 PMAQI
7th Jul 20255011 PMAQI
8th Jul 20254912 AMAQI
8th Jul 2025481 AMAQI
8th Jul 2025482 AMAQI
8th Jul 2025513 AMAQI
8th Jul 2025504 AMAQI

24°C22/29°C

8th Jul 2025505 AMAQI
8th Jul 2025506 AMAQI
8th Jul 2025387 AMAQI
8th Jul 2025428 AMAQI
8th Jul 2025419 AMAQI
8th Jul 20254810 AMAQI
8th Jul 20254911 AMAQI
8th Jul 20255112 PMAQI
8th Jul 2025501 PMAQI
8th Jul 2025522 PMAQI
8th Jul 2025603 PMAQI
8th Jul 2025514 PMAQI
8th Jul 2025545 PMAQI
8th Jul 2025466 PMAQI
8th Jul 2025487 PMAQI
8th Jul 2025518 PMAQI
8th Jul 2025539 PMAQI
8th Jul 20255510 PMAQI
8th Jul 20255411 PMAQI
9th Jul 20255312 AMAQI
9th Jul 2025501 AMAQI
9th Jul 2025462 AMAQI
9th Jul 2025443 AMAQI
9th Jul 2025464 AMAQI

24°C21/29°C

9th Jul 2025505 AMAQI
9th Jul 2025506 AMAQI
9th Jul 2025487 AMAQI
9th Jul 2025528 AMAQI
9th Jul 2025579 AMAQI
9th Jul 20255610 AMAQI
9th Jul 20255011 AMAQI
9th Jul 20254612 PMAQI
9th Jul 2025511 PMAQI
9th Jul 2025522 PMAQI
9th Jul 2025513 PMAQI
9th Jul 2025534 PMAQI
9th Jul 2025525 PMAQI
9th Jul 2025546 PMAQI
9th Jul 2025547 PMAQI
9th Jul 2025568 PMAQI
9th Jul 2025549 PMAQI
9th Jul 20255410 PMAQI
9th Jul 20255411 PMAQI
10th Jul 20255012 AMAQI
10th Jul 2025521 AMAQI
10th Jul 2025502 AMAQI
10th Jul 2025523 AMAQI
10th Jul 2025524 AMAQI

25°C22/30°C

10th Jul 2025525 AMAQI
10th Jul 2025526 AMAQI
10th Jul 2025487 AMAQI
10th Jul 2025528 AMAQI
10th Jul 2025509 AMAQI
10th Jul 20255510 AMAQI
10th Jul 20255511 AMAQI
10th Jul 20255812 PMAQI
10th Jul 2025561 PMAQI
10th Jul 2025432 PMAQI
10th Jul 2025573 PMAQI
10th Jul 2025554 PMAQI
10th Jul 2025565 PMAQI
10th Jul 2025566 PMAQI
10th Jul 2025547 PMAQI
10th Jul 2025368 PMAQI
10th Jul 2025429 PMAQI
10th Jul 20253710 PMAQI
10th Jul 20254411 PMAQI
11th Jul 20255112 AMAQI
11th Jul 2025501 AMAQI
11th Jul 2025492 AMAQI
11th Jul 2025513 AMAQI
11th Jul 2025514 AMAQI

24°C22/26°C

11th Jul 2025515 AMAQI
11th Jul 2025516 AMAQI
11th Jul 2025477 AMAQI
11th Jul 2025498 AMAQI
11th Jul 2025519 AMAQI
11th Jul 20255310 AMAQI
11th Jul 20255111 AMAQI
11th Jul 20255412 PMAQI
11th Jul 2025511 PMAQI
11th Jul 2025532 PMAQI
11th Jul 2025533 PMAQI
11th Jul 2025554 PMAQI
11th Jul 2025525 PMAQI
11th Jul 2025486 PMAQI
11th Jul 2025327 PMAQI
11th Jul 2025318 PMAQI
11th Jul 2025319 PMAQI
11th Jul 20254910 PMAQI
11th Jul 20254811 PMAQI
12th Jul 20255112 AMAQI
12th Jul 2025521 AMAQI
12th Jul 2025502 AMAQI
12th Jul 2025493 AMAQI
12th Jul 2025504 AMAQI

22°C22/23°C

12th Jul 2025505 AMAQI
12th Jul 2025506 AMAQI
12th Jul 2025427 AMAQI
12th Jul 2025468 AMAQI
12th Jul 2025499 AMAQI
12th Jul 20254410 AMAQI
12th Jul 20254411 AMAQI
12th Jul 20254312 PMAQI
12th Jul 2025461 PMAQI
12th Jul 2025452 PMAQI
12th Jul 2025423 PMAQI
12th Jul 2025454 PMAQI
12th Jul 2025465 PMAQI
12th Jul 2025526 PMAQI
12th Jul 2025487 PMAQI
12th Jul 2025488 PMAQI
12th Jul 2025529 PMAQI
12th Jul 20255010 PMAQI
12th Jul 20254911 PMAQI
13th Jul 20254612 AMAQI
13th Jul 2025511 AMAQI
13th Jul 2025482 AMAQI
13th Jul 2025463 AMAQI
13th Jul 2025464 AMAQI

23°C21/25°C

13th Jul 2025465 AMAQI
13th Jul 2025466 AMAQI
13th Jul 2025447 AMAQI
13th Jul 2025338 AMAQI
13th Jul 2025339 AMAQI
13th Jul 20253810 AMAQI
13th Jul 20254211 AMAQI
13th Jul 20254512 PMAQI
13th Jul 2025471 PMAQI
13th Jul 2025502 PMAQI
13th Jul 2025453 PMAQI
13th Jul 2025464 PMAQI
13th Jul 2025455 PMAQI
13th Jul 2025426 PMAQI
13th Jul 2025517 PMAQI
13th Jul 2025518 PMAQI
13th Jul 2025519 PMAQI
13th Jul 20255210 PMAQI
13th Jul 20255011 PMAQI
14th Jul 20254612 AMAQI
14th Jul 2025471 AMAQI
14th Jul 2025432 AMAQI
14th Jul 2025503 AMAQI
14th Jul 2025504 AMAQI

24°C20/31°C

14th Jul 2025495 AMAQI
14th Jul 2025496 AMAQI
14th Jul 2025427 AMAQI
14th Jul 2025418 AMAQI
14th Jul 2025429 AMAQI
14th Jul 20253910 AMAQI
14th Jul 20254811 AMAQI
14th Jul 20255012 PMAQI
14th Jul 2025521 PMAQI
14th Jul 2025482 PMAQI
14th Jul 2025473 PMAQI
14th Jul 2025434 PMAQI
14th Jul 2025405 PMAQI
14th Jul 2025456 PMAQI
14th Jul 2025487 PMAQI
14th Jul 2025488 PMAQI
14th Jul 2025509 PMAQI
14th Jul 20255010 PMAQI
14th Jul 20254911 PMAQI
15th Jul 20255212 AMAQI
15th Jul 2025491 AMAQI
15th Jul 2025502 AMAQI
15th Jul 2025523 AMAQI
15th Jul 2025504 AMAQI

25°C21/31°C

15th Jul 2025505 AMAQI
15th Jul 2025506 AMAQI
15th Jul 2025387 AMAQI
15th Jul 2025438 AMAQI
15th Jul 2025449 AMAQI
15th Jul 20254410 AMAQI
15th Jul 20253811 AMAQI
15th Jul 20254412 PMAQI
15th Jul 2025441 PMAQI
15th Jul 2025402 PMAQI
15th Jul 2025353 PMAQI
15th Jul 2025364 PMAQI
15th Jul 2025365 PMAQI
15th Jul 2025426 PMAQI
15th Jul 2025477 PMAQI
15th Jul 2025478 PMAQI
15th Jul 2025459 PMAQI
15th Jul 20254810 PMAQI
15th Jul 20254711 PMAQI
16th Jul 20254612 AMAQI
16th Jul 2025481 AMAQI
16th Jul 2025522 AMAQI
16th Jul 2025493 AMAQI
16th Jul 2025494 AMAQI

23°C20/25°C

16th Jul 2025485 AMAQI
16th Jul 2025466 AMAQI
16th Jul 2025417 AMAQI
16th Jul 2025388 AMAQI
16th Jul 2025369 AMAQI
16th Jul 20254310 AMAQI
16th Jul 20254711 AMAQI
16th Jul 20255212 PMAQI
16th Jul 2025471 PMAQI
16th Jul 2025492 PMAQI
16th Jul 2025463 PMAQI
16th Jul 2025444 PMAQI
16th Jul 2025465 PMAQI
16th Jul 2025456 PMAQI
16th Jul 2025467 PMAQI
16th Jul 2025458 PMAQI
16th Jul 2025449 PMAQI
16th Jul 20254810 PMAQI
16th Jul 20254611 PMAQI
17th Jul 20254612 AMAQI
17th Jul 2025461 AMAQI
17th Jul 2025472 AMAQI
17th Jul 2025483 AMAQI
17th Jul 2025504 AMAQI

22°C21/23°C

17th Jul 2025475 AMAQI
17th Jul 2025466 AMAQI
17th Jul 2025487 AMAQI
17th Jul 2025498 AMAQI
17th Jul 2025519 AMAQI
17th Jul 20254810 AMAQI
17th Jul 20254811 AMAQI
17th Jul 20254612 PMAQI
17th Jul 2025481 PMAQI
17th Jul 2025442 PMAQI
17th Jul 2025433 PMAQI
17th Jul 2025394 PMAQI
17th Jul 2025425 PMAQI
17th Jul 2025386 PMAQI
17th Jul 2025417 PMAQI
17th Jul 2025428 PMAQI
17th Jul 2025439 PMAQI
17th Jul 20254210 PMAQI
17th Jul 20254211 PMAQI
18th Jul 20254012 AMAQI
18th Jul 2025421 AMAQI
18th Jul 2025482 AMAQI
18th Jul 2025483 AMAQI
18th Jul 2025484 AMAQI

22°C20/24°C

18th Jul 2025465 AMAQI
18th Jul 2025466 AMAQI
18th Jul 2025387 AMAQI
18th Jul 2025408 AMAQI
18th Jul 2025429 AMAQI
18th Jul 20254510 AMAQI
18th Jul 20255011 AMAQI
18th Jul 20254412 PMAQI
18th Jul 2025351 PMAQI
18th Jul 2025382 PMAQI
18th Jul 2025403 PMAQI
18th Jul 2025364 PMAQI
18th Jul 2025325 PMAQI
18th Jul 2025366 PMAQI
18th Jul 2025427 PMAQI
18th Jul 2025428 PMAQI
18th Jul 2025449 PMAQI
18th Jul 20254610 PMAQI
18th Jul 20254611 PMAQI
19th Jul 20254812 AMAQI
19th Jul 2025511 AMAQI
19th Jul 2025462 AMAQI
19th Jul 2025453 AMAQI
19th Jul 2025444 AMAQI

23°C20/28°C

19th Jul 2025445 AMAQI
19th Jul 2025446 AMAQI
19th Jul 2025357 AMAQI
19th Jul 2025358 AMAQI
19th Jul 2025349 AMAQI
19th Jul 20253910 AMAQI
19th Jul 20253811 AMAQI
19th Jul 20253812 PMAQI
19th Jul 2025361 PMAQI
19th Jul 2025352 PMAQI
19th Jul 2025333 PMAQI
19th Jul 2025344 PMAQI
19th Jul 2025365 PMAQI
19th Jul 2025376 PMAQI
19th Jul 2025367 PMAQI
19th Jul 2025378 PMAQI
19th Jul 2025399 PMAQI
19th Jul 20253910 PMAQI
19th Jul 20254311 PMAQI
20th Jul 20254612 AMAQI
20th Jul 2025511 AMAQI
20th Jul 2025482 AMAQI
20th Jul 2025473 AMAQI
20th Jul 2025474 AMAQI

25°C22/30°C

20th Jul 2025465 AMAQI
20th Jul 2025476 AMAQI
20th Jul 2025427 AMAQI
20th Jul 2025358 AMAQI
20th Jul 2025409 AMAQI
20th Jul 20254310 AMAQI
20th Jul 20254411 AMAQI
20th Jul 20254012 PMAQI
20th Jul 2025361 PMAQI
20th Jul 2025382 PMAQI
20th Jul 2025353 PMAQI
20th Jul 2025364 PMAQI
20th Jul 2025365 PMAQI
20th Jul 2025366 PMAQI
20th Jul 2025447 PMAQI
20th Jul 2025428 PMAQI
20th Jul 2025449 PMAQI
20th Jul 20254110 PMAQI
20th Jul 20254111 PMAQI
21st Jul 20254412 AMAQI
21st Jul 2025491 AMAQI
21st Jul 2025492 AMAQI
21st Jul 2025483 AMAQI
21st Jul 2025494 AMAQI

25°C22/30°C

21st Jul 2025475 AMAQI
21st Jul 2025476 AMAQI
21st Jul 2025427 AMAQI
21st Jul 2025478 AMAQI
21st Jul 2025509 AMAQI
21st Jul 20254610 AMAQI
21st Jul 20254011 AMAQI
21st Jul 20254012 PMAQI
21st Jul 2025361 PMAQI
21st Jul 2025382 PMAQI
21st Jul 2025393 PMAQI
21st Jul 2025364 PMAQI
21st Jul 2025385 PMAQI
21st Jul 2025376 PMAQI
21st Jul 2025447 PMAQI
21st Jul 2025508 PMAQI
21st Jul 2025459 PMAQI
21st Jul 20254410 PMAQI
21st Jul 20254411 PMAQI
22nd Jul 20254312 AMAQI
22nd Jul 2025481 AMAQI
22nd Jul 2025482 AMAQI
22nd Jul 2025473 AMAQI
22nd Jul 2025474 AMAQI

25°C19/30°C

22nd Jul 2025455 AMAQI
22nd Jul 2025466 AMAQI
22nd Jul 2025407 AMAQI
22nd Jul 2025438 AMAQI
22nd Jul 2025479 AMAQI
22nd Jul 20254810 AMAQI
22nd Jul 20255011 AMAQI
22nd Jul 20254612 PMAQI
22nd Jul 2025541 PMAQI
22nd Jul 2025512 PMAQI
22nd Jul 2025433 PMAQI
22nd Jul 2025444 PMAQI
22nd Jul 2025485 PMAQI
22nd Jul 2025456 PMAQI
22nd Jul 2025517 PMAQI
22nd Jul 2025468 PMAQI
22nd Jul 2025469 PMAQI
22nd Jul 20255210 PMAQI
22nd Jul 20255311 PMAQI
23rd Jul 20255012 AMAQI
23rd Jul 2025461 AMAQI
23rd Jul 2025462 AMAQI
23rd Jul 2025483 AMAQI
23rd Jul 2025484 AMAQI

23°C21/24°C

23rd Jul 2025475 AMAQI
23rd Jul 2025476 AMAQI
23rd Jul 2025407 AMAQI
23rd Jul 2025408 AMAQI
23rd Jul 2025449 AMAQI
23rd Jul 20253810 AMAQI
23rd Jul 20253911 AMAQI
23rd Jul 20254212 PMAQI
23rd Jul 2025391 PMAQI
23rd Jul 2025402 PMAQI
23rd Jul 2025343 PMAQI
23rd Jul 2025344 PMAQI
23rd Jul 2025355 PMAQI
23rd Jul 2025386 PMAQI
23rd Jul 2025447 PMAQI
23rd Jul 2025428 PMAQI
23rd Jul 2025429 PMAQI
23rd Jul 20254210 PMAQI
23rd Jul 20254311 PMAQI
24th Jul 20254512 AMAQI
24th Jul 2025461 AMAQI
24th Jul 2025452 AMAQI
24th Jul 2025463 AMAQI
24th Jul 2025464 AMAQI

22°C22/23°C

24th Jul 2025465 AMAQI
24th Jul 2025466 AMAQI
24th Jul 2025367 AMAQI
24th Jul 2025288 AMAQI
24th Jul 2025329 AMAQI
24th Jul 20253110 AMAQI
24th Jul 20253911 AMAQI
24th Jul 20253212 PMAQI
24th Jul 2025321 PMAQI
24th Jul 2025302 PMAQI
24th Jul 2025323 PMAQI
24th Jul 2025344 PMAQI
24th Jul 2025375 PMAQI
24th Jul 2025366 PMAQI
24th Jul 2025407 PMAQI
24th Jul 2025428 PMAQI
24th Jul 2025419 PMAQI
24th Jul 20254210 PMAQI
24th Jul 20254111 PMAQI
25th Jul 20254612 AMAQI
25th Jul 2025501 AMAQI
25th Jul 2025442 AMAQI
25th Jul 2025423 AMAQI
25th Jul 2025424 AMAQI

23°C22/25°C

25th Jul 2025425 AMAQI
25th Jul 2025426 AMAQI
25th Jul 2025377 AMAQI
25th Jul 2025348 AMAQI
25th Jul 2025349 AMAQI
25th Jul 20252810 AMAQI
25th Jul 20254011 AMAQI
25th Jul 20253812 PMAQI
25th Jul 2025351 PMAQI
25th Jul 2025352 PMAQI
25th Jul 2025373 PMAQI
25th Jul 2025354 PMAQI
25th Jul 2025425 PMAQI
25th Jul 2025416 PMAQI
25th Jul 2025397 PMAQI
25th Jul 2025428 PMAQI
25th Jul 2025409 PMAQI
25th Jul 20253910 PMAQI
25th Jul 20254011 PMAQI
26th Jul 20254212 AMAQI
26th Jul 2025451 AMAQI
26th Jul 2025422 AMAQI
26th Jul 2025423 AMAQI
26th Jul 2025434 AMAQI

24°C22/28°C

26th Jul 2025415 AMAQI
26th Jul 2025426 AMAQI
26th Jul 2025407 AMAQI
26th Jul 2025378 AMAQI
26th Jul 2025419 AMAQI
26th Jul 20254010 AMAQI
26th Jul 20254211 AMAQI
26th Jul 20255012 PMAQI
26th Jul 2025411 PMAQI
26th Jul 2025452 PMAQI
26th Jul 2025443 PMAQI
26th Jul 2025494 PMAQI
26th Jul 2025505 PMAQI
26th Jul 2025476 PMAQI
26th Jul 2025447 PMAQI
26th Jul 2025468 PMAQI
26th Jul 2025489 PMAQI
26th Jul 20255210 PMAQI
26th Jul 20255611 PMAQI
27th Jul 20255112 AMAQI
27th Jul 2025501 AMAQI
27th Jul 2025452 AMAQI
27th Jul 2025463 AMAQI
27th Jul 2025464 AMAQI

23°C21/26°C

27th Jul 2025465 AMAQI
27th Jul 2025466 AMAQI
27th Jul 2025417 AMAQI
27th Jul 2025408 AMAQI
27th Jul 2025419 AMAQI
27th Jul 20254010 AMAQI
27th Jul 20255411 AMAQI
27th Jul 20255112 PMAQI
27th Jul 2025481 PMAQI
27th Jul 2025552 PMAQI
27th Jul 2025503 PMAQI
27th Jul 2025424 PMAQI
27th Jul 2025405 PMAQI
27th Jul 2025406 PMAQI
27th Jul 2025447 PMAQI
27th Jul 2025468 PMAQI
27th Jul 2025419 PMAQI
27th Jul 20254210 PMAQI
27th Jul 20254211 PMAQI
28th Jul 20254512 AMAQI
28th Jul 2025491 AMAQI
28th Jul 2025512 AMAQI
28th Jul 2025503 AMAQI
28th Jul 2025504 AMAQI

23°C21/26°C

28th Jul 2025495 AMAQI
28th Jul 2025486 AMAQI
28th Jul 2025377 AMAQI
28th Jul 2025368 AMAQI
28th Jul 2025389 AMAQI
28th Jul 20253210 AMAQI
28th Jul 20254011 AMAQI
28th Jul 20254312 PMAQI
28th Jul 2025451 PMAQI
28th Jul 2025462 PMAQI
28th Jul 2025403 PMAQI
28th Jul 2025444 PMAQI
28th Jul 2025375 PMAQI
28th Jul 2025386 PMAQI
28th Jul 2025407 PMAQI
28th Jul 2025428 PMAQI
28th Jul 2025459 PMAQI
28th Jul 20254410 PMAQI
28th Jul 20254211 PMAQI
29th Jul 20254312 AMAQI
29th Jul 2025481 AMAQI
29th Jul 2025472 AMAQI
29th Jul 2025523 AMAQI
29th Jul 2025424 AMAQI

23°C22/25°C

29th Jul 2025425 AMAQI
29th Jul 2025426 AMAQI
29th Jul 2025387 AMAQI
29th Jul 2025308 AMAQI
29th Jul 2025339 AMAQI
29th Jul 20254610 AMAQI
29th Jul 20254911 AMAQI
29th Jul 20254612 PMAQI
29th Jul 2025401 PMAQI
29th Jul 2025452 PMAQI
29th Jul 2025413 PMAQI
29th Jul 2025314 PMAQI
29th Jul 2025365 PMAQI
29th Jul 2025376 PMAQI
29th Jul 2025417 PMAQI
29th Jul 2025378 PMAQI
29th Jul 2025409 PMAQI
29th Jul 20254310 PMAQI
29th Jul 20254011 PMAQI
30th Jul 20254112 AMAQI
30th Jul 2025461 AMAQI
30th Jul 2025462 AMAQI
30th Jul 2025463 AMAQI
30th Jul 2025434 AMAQI

25°C21/30°C

30th Jul 2025445 AMAQI
30th Jul 2025426 AMAQI
30th Jul 2025397 AMAQI
30th Jul 2025368 AMAQI
30th Jul 2025359 AMAQI
30th Jul 20253910 AMAQI
30th Jul 20254311 AMAQI
30th Jul 20255112 PMAQI
30th Jul 2025481 PMAQI
30th Jul 2025492 PMAQI
30th Jul 2025503 PMAQI
30th Jul 2025504 PMAQI
30th Jul 2025425 PMAQI
30th Jul 2025486 PMAQI
30th Jul 2025487 PMAQI
30th Jul 2025528 PMAQI
30th Jul 2025519 PMAQI
30th Jul 20255210 PMAQI
30th Jul 20255211 PMAQI
31st Jul 20255212 AMAQI
31st Jul 2025511 AMAQI
31st Jul 2025462 AMAQI
31st Jul 2025463 AMAQI
31st Jul 2025464 AMAQI

25°C21/31°C

31st Jul 2025465 AMAQI
31st Jul 2025466 AMAQI
31st Jul 2025467 AMAQI
31st Jul 2025468 AMAQI
31st Jul 2025539 AMAQI
31st Jul 20255610 AMAQI
31st Jul 20255611 AMAQI
31st Jul 20255912 PMAQI
31st Jul 2025581 PMAQI
31st Jul 2025552 PMAQI
31st Jul 2025483 PMAQI
31st Jul 2025524 PMAQI
31st Jul 2025475 PMAQI
31st Jul 2025536 PMAQI
31st Jul 2025567 PMAQI
31st Jul 2025568 PMAQI
31st Jul 2025609 PMAQI
31st Jul 20255910 PMAQI
31st Jul 20255511 PMAQI
1st Aug 20255612 AMAQI
1st Aug 2025561 AMAQI
1st Aug 2025542 AMAQI
1st Aug 2025543 AMAQI
1st Aug 2025544 AMAQI

25°C21/31°C

1st Aug 2025545 AMAQI
1st Aug 2025546 AMAQI
1st Aug 2025587 AMAQI
1st Aug 2025568 AMAQI
1st Aug 2025529 AMAQI
1st Aug 20255810 AMAQI
1st Aug 20255211 AMAQI
1st Aug 20256212 PMAQI
1st Aug 2025591 PMAQI
1st Aug 2025552 PMAQI
1st Aug 2025463 PMAQI
1st Aug 2025514 PMAQI
1st Aug 2025525 PMAQI
1st Aug 2025556 PMAQI
1st Aug 2025567 PMAQI
1st Aug 2025548 PMAQI
1st Aug 2025539 PMAQI
1st Aug 20255710 PMAQI
1st Aug 20255611 PMAQI
2nd Aug 20255612 AMAQI
2nd Aug 2025581 AMAQI
2nd Aug 2025552 AMAQI
2nd Aug 2025553 AMAQI
2nd Aug 2025544 AMAQI

25°C22/31°C

2nd Aug 2025555 AMAQI
2nd Aug 2025556 AMAQI
2nd Aug 2025487 AMAQI
2nd Aug 2025448 AMAQI
2nd Aug 2025569 AMAQI
2nd Aug 20254910 AMAQI
2nd Aug 20255411 AMAQI
2nd Aug 20254612 PMAQI
2nd Aug 2025521 PMAQI
2nd Aug 2025562 PMAQI
2nd Aug 2025473 PMAQI
2nd Aug 2025524 PMAQI
2nd Aug 2025505 PMAQI
2nd Aug 2025486 PMAQI
2nd Aug 2025527 PMAQI
2nd Aug 2025558 PMAQI
2nd Aug 2025609 PMAQI
2nd Aug 20255610 PMAQI
2nd Aug 20255311 PMAQI
3rd Aug 20255612 AMAQI
3rd Aug 2025551 AMAQI
3rd Aug 2025542 AMAQI
3rd Aug 2025543 AMAQI
3rd Aug 2025554 AMAQI

--°C/°C

3rd Aug 2025555 AMAQI
5 AM
12 PM
7 PM
12 AM
4 AM

--°C/°C

Day time
Avg. Highest Time
5 AM - 6 AM

48AQI

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

44AQI

13 hours / Day
390 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 6 AM (Avg. 48), while the lowest AQI was between 7 AM to 7 PM (Avg. 44).
Night time
Avg. Highest Time
12 AM - 4 AM

49AQI

5 hours / Day
150 hours / Month
Avg. Lowest Time
8 PM - 11 PM

47AQI

4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 4 AM (Avg. 49), while the lowest AQI was between 8 PM to 11 PM (Avg. 47).

2025 Days Vs Air Quality

Phrao Gaia Station 04, Ban Mae Cho, Chiang Mai, Thailand

2025

31%

67

34%

73

28%

60

7%

14

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

Good
67 Days
Moderate
73 Days
Poor
60 Days
Unhealthy
14 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 31%

Health Risk Level:

High

In 2025, 31% of 214 days were within WHO’s safe air quality limits. The risk of health issues is High, with respiratory problems, heart disease, skin issues, and stress being more common, particularly among children and the elderly.

Annual Air Quality Insights

Phrao Gaia Station 04, Ban Mae Cho, 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
86AQI
2nd January 2025
81AQI
3rd January 2025
79AQI
4th January 2025
90AQI
5th January 2025
94AQI
6th January 2025
105AQI
7th January 2025
102AQI
8th January 2025
107AQI
9th January 2025
123AQI
10th January 2025
110AQI
11th January 2025
99AQI
12th January 2025
91AQI
13th January 2025
95AQI
14th January 2025
95AQI
15th January 2025
100AQI
16th January 2025
93AQI
17th January 2025
90AQI
18th January 2025
89AQI
19th January 2025
93AQI
20th January 2025
106AQI
21st January 2025
110AQI
22nd January 2025
114AQI
23rd January 2025
118AQI
24th January 2025
114AQI
25th January 2025
105AQI
26th January 2025
98AQI
27th January 2025
94AQI
28th January 2025
85AQI
29th January 2025
98AQI
30th January 2025
113AQI
31st January 2025
103AQI
1st February 2025
98AQI
2nd February 2025
96AQI
3rd February 2025
104AQI
4th February 2025
113AQI
5th February 2025
112AQI
6th February 2025
114AQI
7th February 2025
110AQI
8th February 2025
110AQI
9th February 2025
100AQI
10th February 2025
107AQI
11th February 2025
111AQI
12th February 2025
112AQI
13th February 2025
107AQI
14th February 2025
104AQI
15th February 2025
101AQI
16th February 2025
124AQI
17th February 2025
130AQI
18th February 2025
127AQI
19th February 2025
116AQI
20th February 2025
114AQI
21st February 2025
101AQI
22nd February 2025
103AQI
23rd February 2025
94AQI
24th February 2025
80AQI
25th February 2025
71AQI
26th February 2025
63AQI
27th February 2025
66AQI
28th February 2025
72AQI
1st March 2025
73AQI
2nd March 2025
78AQI
3rd March 2025
94AQI
4th March 2025
110AQI
5th March 2025
131AQI
6th March 2025
125AQI
7th March 2025
137AQI
8th March 2025
119AQI
9th March 2025
109AQI
10th March 2025
93AQI
11th March 2025
103AQI
12th March 2025
101AQI
13th March 2025
100AQI
14th March 2025
112AQI
15th March 2025
134AQI
16th March 2025
128AQI
17th March 2025
144AQI
18th March 2025
129AQI
19th March 2025
115AQI
20th March 2025
102AQI
21st March 2025
123AQI
22nd March 2025
142AQI
23rd March 2025
153AQI
24th March 2025
161AQI
25th March 2025
161AQI
26th March 2025
157AQI
27th March 2025
157AQI
28th March 2025
164AQI
29th March 2025
164AQI
30th March 2025
165AQI
31st March 2025
160AQI
1st April 2025
155AQI
2nd April 2025
152AQI
3rd April 2025
154AQI
4th April 2025
154AQI
5th April 2025
154AQI
6th April 2025
147AQI
7th April 2025
117AQI
8th April 2025
108AQI
9th April 2025
133AQI
10th April 2025
132AQI
11th April 2025
132AQI
12th April 2025
101AQI
13th April 2025
84AQI
14th April 2025
63AQI
15th April 2025
58AQI
16th April 2025
56AQI
17th April 2025
55AQI
18th April 2025
53AQI
19th April 2025
57AQI
20th April 2025
62AQI
21st April 2025
67AQI
22nd April 2025
84AQI
23rd April 2025
90AQI
24th April 2025
103AQI
25th April 2025
111AQI
26th April 2025
115AQI
27th April 2025
112AQI
28th April 2025
79AQI
29th April 2025
74AQI
30th April 2025
66AQI
1st May 2025
59AQI
2nd May 2025
63AQI
3rd May 2025
60AQI
4th May 2025
67AQI
5th May 2025
63AQI
6th May 2025
75AQI
7th May 2025
88AQI
8th May 2025
90AQI
9th May 2025
83AQI
10th May 2025
97AQI
11th May 2025
93AQI
12th May 2025
71AQI
13th May 2025
63AQI
14th May 2025
60AQI
15th May 2025
40AQI
16th May 2025
38AQI
17th May 2025
40AQI
18th May 2025
34AQI
19th May 2025
35AQI
20th May 2025
38AQI
21st May 2025
46AQI
22nd May 2025
48AQI
23rd May 2025
42AQI
24th May 2025
36AQI
25th May 2025
37AQI
26th May 2025
33AQI
27th May 2025
37AQI
28th May 2025
33AQI
29th May 2025
36AQI
30th May 2025
36AQI
31st May 2025
34AQI
1st June 2025
34AQI
2nd June 2025
35AQI
3rd June 2025
40AQI
4th June 2025
54AQI
5th June 2025
59AQI
6th June 2025
62AQI
7th June 2025
57AQI
8th June 2025
56AQI
9th June 2025
55AQI
10th June 2025
44AQI
11th June 2025
37AQI
12th June 2025
35AQI
13th June 2025
33AQI
14th June 2025
36AQI
15th June 2025
36AQI
16th June 2025
30AQI
17th June 2025
39AQI
18th June 2025
44AQI
19th June 2025
45AQI
20th June 2025
45AQI
21st June 2025
47AQI
22nd June 2025
48AQI
23rd June 2025
43AQI
24th June 2025
43AQI
25th June 2025
45AQI
26th June 2025
48AQI
27th June 2025
45AQI
28th June 2025
46AQI
29th June 2025
48AQI
30th June 2025
50AQI
1st July 2025
51AQI
2nd July 2025
53AQI
3rd July 2025
52AQI
4th July 2025
49AQI
5th July 2025
48AQI
6th July 2025
49AQI
7th July 2025
45AQI
8th July 2025
50AQI
9th July 2025
51AQI
10th July 2025
50AQI
11th July 2025
48AQI
12th July 2025
48AQI
13th July 2025
46AQI
14th July 2025
47AQI
15th July 2025
45AQI
16th July 2025
46AQI
17th July 2025
45AQI
18th July 2025
42AQI
19th July 2025
40AQI
20th July 2025
42AQI
21st July 2025
44AQI
22nd July 2025
47AQI
23rd July 2025
42AQI
24th July 2025
40AQI
25th July 2025
40AQI
26th July 2025
45AQI
27th July 2025
45AQI
28th July 2025
43AQI
29th July 2025
42AQI
30th July 2025
46AQI
31st July 2025
52AQI
1st August 2025
55AQI
2nd August 2025
55AQI

99AQI

102AQI

127AQI

101AQI

54AQI

45AQI

46AQI

55AQI

No. of days

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

202582AQI

18
13
9
19
5
17
9
14
11
5
17
14
24
6
26
5
2
67
73
60
14

Highest AQI recorded in

March

127AQI

Lowest AQI recorded in

June

45AQI

202458AQI

2
14
1
2
1
3
9
26
4
31
22
7
10
19
11
20
30
31
105
135
2
1

Highest AQI recorded in

April

166AQI

Lowest AQI recorded in

July

39AQI

202366AQI

3
2
29
2
32

Highest AQI recorded in

November

73AQI

Lowest AQI recorded in

December

66AQI

20211AQI

1
2
3

Highest AQI recorded in

May

1AQI

Lowest AQI recorded in

April

0AQI

Most & Least Polluted Years Over the Last 4 Years

Most Polluted Year Recorded
2025(Avg.)
82AQI
Least Polluted Year Recorded
2021(Avg.)
1AQI

Phrao Gaia Station 04's annual 2025 AQI (82) shows an average percentage change of 4069.7% (worsened AQI) compared to previous years: 2021 (1), 2023 (66), 2024 (58).