Sam Phrao, Udon Thani, 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
Sam Phrao, Udon Thani, Thailand
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
11th Aug 2024
58AQILowest AQI recorded on
25th Aug 2024
35AQISame Day Analysis (2nd August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 1st highest AQI at 57 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Sam Phrao, Udon Thani, Thailand
AQI
Day
Night
.
5 AM2nd Aug 2025
6 PM
4 AM3rd Aug 2025
Day time
Avg. Highest Time
6AM2nd Aug
57AQI
Avg. Lowest Time
5PM2nd Aug
50AQI
Night time
Avg. Highest Time
10PM2nd Aug
60AQI
Avg. Lowest Time
4AM3rd Aug
57AQI
In the last 24 hours,
Sam Phrao's AQI reached its highest point of 60 at 10 PM during the Night, while the lowest point, 50, was recorded at 5 PM during the Day between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Sam Phrao, Udon Thani, 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 2025535 AMAQI
4th Jul 2025536 AMAQI
4th Jul 2025537 AMAQI
4th Jul 2025488 AMAQI
4th Jul 2025429 AMAQI
4th Jul 20254310 AMAQI
4th Jul 20254811 AMAQI
4th Jul 20254812 PMAQI
4th Jul 2025461 PMAQI
4th Jul 2025472 PMAQI
4th Jul 2025503 PMAQI
4th Jul 2025504 PMAQI
4th Jul 2025525 PMAQI
4th Jul 2025506 PMAQI
4th Jul 2025517 PMAQI
4th Jul 2025528 PMAQI
4th Jul 2025539 PMAQI
4th Jul 20255410 PMAQI
4th Jul 20255411 PMAQI
5th Jul 20255512 AMAQI
5th Jul 2025561 AMAQI
5th Jul 2025552 AMAQI
5th Jul 2025543 AMAQI
5th Jul 2025554 AMAQI
26°C24/30°C
5th Jul 2025545 AMAQI
5th Jul 2025556 AMAQI
5th Jul 2025507 AMAQI
5th Jul 2025448 AMAQI
5th Jul 2025469 AMAQI
5th Jul 20253710 AMAQI
5th Jul 20254811 AMAQI
5th Jul 20254812 PMAQI
5th Jul 2025531 PMAQI
5th Jul 2025512 PMAQI
5th Jul 2025513 PMAQI
5th Jul 2025474 PMAQI
5th Jul 2025375 PMAQI
5th Jul 2025506 PMAQI
5th Jul 2025387 PMAQI
5th Jul 2025398 PMAQI
5th Jul 2025379 PMAQI
5th Jul 20253910 PMAQI
5th Jul 20253011 PMAQI
6th Jul 20252612 AMAQI
6th Jul 2025331 AMAQI
6th Jul 2025532 AMAQI
6th Jul 2025543 AMAQI
6th Jul 2025544 AMAQI
27°C24/30°C
6th Jul 2025555 AMAQI
6th Jul 2025556 AMAQI
6th Jul 2025467 AMAQI
6th Jul 2025468 AMAQI
6th Jul 2025439 AMAQI
6th Jul 20253610 AMAQI
6th Jul 20254811 AMAQI
6th Jul 20254912 PMAQI
6th Jul 2025501 PMAQI
6th Jul 2025402 PMAQI
6th Jul 2025483 PMAQI
6th Jul 2025444 PMAQI
6th Jul 2025485 PMAQI
6th Jul 2025546 PMAQI
6th Jul 2025537 PMAQI
6th Jul 2025538 PMAQI
6th Jul 2025539 PMAQI
6th Jul 20255210 PMAQI
6th Jul 20254411 PMAQI
7th Jul 20254912 AMAQI
7th Jul 2025531 AMAQI
7th Jul 2025532 AMAQI
7th Jul 2025533 AMAQI
7th Jul 2025534 AMAQI
25°C24/27°C
7th Jul 2025535 AMAQI
7th Jul 2025536 AMAQI
7th Jul 2025527 AMAQI
7th Jul 2025498 AMAQI
7th Jul 2025429 AMAQI
7th Jul 20253510 AMAQI
7th Jul 20254811 AMAQI
7th Jul 20253712 PMAQI
7th Jul 2025361 PMAQI
7th Jul 2025402 PMAQI
7th Jul 2025463 PMAQI
7th Jul 2025424 PMAQI
7th Jul 2025495 PMAQI
7th Jul 2025446 PMAQI
7th Jul 2025417 PMAQI
7th Jul 2025448 PMAQI
7th Jul 2025479 PMAQI
7th Jul 20254010 PMAQI
7th Jul 20254411 PMAQI
8th Jul 20255312 AMAQI
8th Jul 2025531 AMAQI
8th Jul 2025532 AMAQI
8th Jul 2025533 AMAQI
8th Jul 2025534 AMAQI
27°C24/32°C
8th Jul 2025535 AMAQI
8th Jul 2025536 AMAQI
8th Jul 2025387 AMAQI
8th Jul 2025448 AMAQI
8th Jul 2025509 AMAQI
8th Jul 20253910 AMAQI
8th Jul 20254911 AMAQI
8th Jul 20254512 PMAQI
8th Jul 2025511 PMAQI
8th Jul 2025602 PMAQI
8th Jul 2025503 PMAQI
8th Jul 2025524 PMAQI
8th Jul 2025585 PMAQI
8th Jul 2025486 PMAQI
8th Jul 2025547 PMAQI
8th Jul 2025538 PMAQI
8th Jul 2025549 PMAQI
8th Jul 20255210 PMAQI
8th Jul 20255211 PMAQI
9th Jul 20255212 AMAQI
9th Jul 2025531 AMAQI
9th Jul 2025542 AMAQI
9th Jul 2025533 AMAQI
9th Jul 2025534 AMAQI
27°C25/31°C
9th Jul 2025535 AMAQI
9th Jul 2025546 AMAQI
9th Jul 2025447 AMAQI
9th Jul 2025438 AMAQI
9th Jul 2025469 AMAQI
9th Jul 20254710 AMAQI
9th Jul 20254711 AMAQI
9th Jul 20254012 PMAQI
9th Jul 2025411 PMAQI
9th Jul 2025482 PMAQI
9th Jul 2025573 PMAQI
9th Jul 2025604 PMAQI
9th Jul 2025545 PMAQI
9th Jul 2025566 PMAQI
9th Jul 2025517 PMAQI
9th Jul 2025538 PMAQI
9th Jul 2025499 PMAQI
9th Jul 20255410 PMAQI
9th Jul 20255411 PMAQI
10th Jul 20255512 AMAQI
10th Jul 2025551 AMAQI
10th Jul 2025542 AMAQI
10th Jul 2025543 AMAQI
10th Jul 2025544 AMAQI
27°C24/32°C
10th Jul 2025545 AMAQI
10th Jul 2025546 AMAQI
10th Jul 2025497 AMAQI
10th Jul 2025458 AMAQI
10th Jul 2025459 AMAQI
10th Jul 20254610 AMAQI
10th Jul 20255211 AMAQI
10th Jul 20255612 PMAQI
10th Jul 2025621 PMAQI
10th Jul 2025642 PMAQI
10th Jul 2025573 PMAQI
10th Jul 2025534 PMAQI
10th Jul 2025525 PMAQI
10th Jul 2025496 PMAQI
10th Jul 2025547 PMAQI
10th Jul 2025548 PMAQI
10th Jul 2025549 PMAQI
10th Jul 20255510 PMAQI
10th Jul 20254711 PMAQI
11th Jul 20254212 AMAQI
11th Jul 2025541 AMAQI
11th Jul 2025542 AMAQI
11th Jul 2025553 AMAQI
11th Jul 2025554 AMAQI
26°C25/28°C
11th Jul 2025555 AMAQI
11th Jul 2025566 AMAQI
11th Jul 2025417 AMAQI
11th Jul 2025438 AMAQI
11th Jul 2025429 AMAQI
11th Jul 20253810 AMAQI
11th Jul 20254611 AMAQI
11th Jul 20254112 PMAQI
11th Jul 2025511 PMAQI
11th Jul 2025502 PMAQI
11th Jul 2025463 PMAQI
11th Jul 2025424 PMAQI
11th Jul 2025545 PMAQI
11th Jul 2025506 PMAQI
11th Jul 2025537 PMAQI
11th Jul 2025548 PMAQI
11th Jul 2025549 PMAQI
11th Jul 20255410 PMAQI
11th Jul 20255411 PMAQI
12th Jul 20255412 AMAQI
12th Jul 2025551 AMAQI
12th Jul 2025552 AMAQI
12th Jul 2025553 AMAQI
12th Jul 2025554 AMAQI
24°C23/25°C
12th Jul 2025555 AMAQI
12th Jul 2025556 AMAQI
12th Jul 2025467 AMAQI
12th Jul 2025498 AMAQI
12th Jul 2025399 AMAQI
12th Jul 20254010 AMAQI
12th Jul 20254211 AMAQI
12th Jul 20255212 PMAQI
12th Jul 2025611 PMAQI
12th Jul 2025542 PMAQI
12th Jul 2025493 PMAQI
12th Jul 2025414 PMAQI
12th Jul 2025465 PMAQI
12th Jul 2025536 PMAQI
12th Jul 2025517 PMAQI
12th Jul 2025528 PMAQI
12th Jul 2025529 PMAQI
12th Jul 20255310 PMAQI
12th Jul 20255411 PMAQI
13th Jul 20255312 AMAQI
13th Jul 2025551 AMAQI
13th Jul 2025562 AMAQI
13th Jul 2025553 AMAQI
13th Jul 2025554 AMAQI
26°C24/30°C
13th Jul 2025555 AMAQI
13th Jul 2025556 AMAQI
13th Jul 2025497 AMAQI
13th Jul 2025418 AMAQI
13th Jul 2025399 AMAQI
13th Jul 20253810 AMAQI
13th Jul 20254611 AMAQI
13th Jul 20255112 PMAQI
13th Jul 2025461 PMAQI
13th Jul 2025452 PMAQI
13th Jul 2025463 PMAQI
13th Jul 2025414 PMAQI
13th Jul 2025435 PMAQI
13th Jul 2025456 PMAQI
13th Jul 2025507 PMAQI
13th Jul 2025518 PMAQI
13th Jul 2025519 PMAQI
13th Jul 20255410 PMAQI
13th Jul 20255511 PMAQI
14th Jul 20255412 AMAQI
14th Jul 2025561 AMAQI
14th Jul 2025552 AMAQI
14th Jul 2025543 AMAQI
14th Jul 2025554 AMAQI
28°C25/32°C
14th Jul 2025555 AMAQI
14th Jul 2025556 AMAQI
14th Jul 2025567 AMAQI
14th Jul 2025508 AMAQI
14th Jul 2025409 AMAQI
14th Jul 20254510 AMAQI
14th Jul 20254811 AMAQI
14th Jul 20254212 PMAQI
14th Jul 2025521 PMAQI
14th Jul 2025502 PMAQI
14th Jul 2025513 PMAQI
14th Jul 2025504 PMAQI
14th Jul 2025505 PMAQI
14th Jul 2025496 PMAQI
14th Jul 2025547 PMAQI
14th Jul 2025548 PMAQI
14th Jul 2025549 PMAQI
14th Jul 20255210 PMAQI
14th Jul 20255311 PMAQI
15th Jul 20255412 AMAQI
15th Jul 2025551 AMAQI
15th Jul 2025562 AMAQI
15th Jul 2025563 AMAQI
15th Jul 2025554 AMAQI
29°C26/33°C
15th Jul 2025565 AMAQI
15th Jul 2025576 AMAQI
15th Jul 2025627 AMAQI
15th Jul 2025568 AMAQI
15th Jul 2025539 AMAQI
15th Jul 20255010 AMAQI
15th Jul 20255111 AMAQI
15th Jul 20255312 PMAQI
15th Jul 2025521 PMAQI
15th Jul 2025552 PMAQI
15th Jul 2025543 PMAQI
15th Jul 2025514 PMAQI
15th Jul 2025545 PMAQI
15th Jul 2025526 PMAQI
15th Jul 2025457 PMAQI
15th Jul 2025478 PMAQI
15th Jul 2025489 PMAQI
15th Jul 20253810 PMAQI
15th Jul 20253911 PMAQI
16th Jul 20254512 AMAQI
16th Jul 2025551 AMAQI
16th Jul 2025532 AMAQI
16th Jul 2025563 AMAQI
16th Jul 2025574 AMAQI
28°C25/31°C
16th Jul 2025575 AMAQI
16th Jul 2025576 AMAQI
16th Jul 2025357 AMAQI
16th Jul 2025368 AMAQI
16th Jul 2025379 AMAQI
16th Jul 20253810 AMAQI
16th Jul 20253911 AMAQI
16th Jul 20254012 PMAQI
16th Jul 2025361 PMAQI
16th Jul 2025362 PMAQI
16th Jul 2025393 PMAQI
16th Jul 2025404 PMAQI
16th Jul 2025415 PMAQI
16th Jul 2025446 PMAQI
16th Jul 2025497 PMAQI
16th Jul 2025478 PMAQI
16th Jul 2025489 PMAQI
16th Jul 20254910 PMAQI
16th Jul 20255211 PMAQI
17th Jul 20255312 AMAQI
17th Jul 2025541 AMAQI
17th Jul 2025552 AMAQI
17th Jul 2025543 AMAQI
17th Jul 2025544 AMAQI
27°C25/31°C
17th Jul 2025545 AMAQI
17th Jul 2025546 AMAQI
17th Jul 2025527 AMAQI
17th Jul 2025468 AMAQI
17th Jul 2025489 AMAQI
17th Jul 20254610 AMAQI
17th Jul 20254811 AMAQI
17th Jul 20255212 PMAQI
17th Jul 2025491 PMAQI
17th Jul 2025482 PMAQI
17th Jul 2025383 PMAQI
17th Jul 2025334 PMAQI
17th Jul 2025275 PMAQI
17th Jul 2025286 PMAQI
17th Jul 2025347 PMAQI
17th Jul 2025368 PMAQI
17th Jul 2025469 PMAQI
17th Jul 20254610 PMAQI
17th Jul 20254711 PMAQI
18th Jul 20254312 AMAQI
18th Jul 2025541 AMAQI
18th Jul 2025542 AMAQI
18th Jul 2025533 AMAQI
18th Jul 2025544 AMAQI
27°C25/31°C
18th Jul 2025545 AMAQI
18th Jul 2025546 AMAQI
18th Jul 2025367 AMAQI
18th Jul 2025348 AMAQI
18th Jul 2025349 AMAQI
18th Jul 20252610 AMAQI
18th Jul 20253411 AMAQI
18th Jul 20253712 PMAQI
18th Jul 2025401 PMAQI
18th Jul 2025382 PMAQI
18th Jul 2025423 PMAQI
18th Jul 2025404 PMAQI
18th Jul 2025395 PMAQI
18th Jul 2025416 PMAQI
18th Jul 2025437 PMAQI
18th Jul 2025498 PMAQI
18th Jul 2025509 PMAQI
18th Jul 20255110 PMAQI
18th Jul 20254311 PMAQI
19th Jul 20254212 AMAQI
19th Jul 2025401 AMAQI
19th Jul 2025452 AMAQI
19th Jul 2025513 AMAQI
19th Jul 2025524 AMAQI
28°C24/33°C
19th Jul 2025545 AMAQI
19th Jul 2025536 AMAQI
19th Jul 2025517 AMAQI
19th Jul 2025428 AMAQI
19th Jul 2025379 AMAQI
19th Jul 20253910 AMAQI
19th Jul 20254011 AMAQI
19th Jul 20254112 PMAQI
19th Jul 2025431 PMAQI
19th Jul 2025402 PMAQI
19th Jul 2025393 PMAQI
19th Jul 2025384 PMAQI
19th Jul 2025405 PMAQI
19th Jul 2025386 PMAQI
19th Jul 2025397 PMAQI
19th Jul 2025418 PMAQI
19th Jul 2025369 PMAQI
19th Jul 20253410 PMAQI
19th Jul 20253111 PMAQI
20th Jul 20253512 AMAQI
20th Jul 2025481 AMAQI
20th Jul 2025522 AMAQI
20th Jul 2025523 AMAQI
20th Jul 2025524 AMAQI
28°C25/32°C
20th Jul 2025525 AMAQI
20th Jul 2025526 AMAQI
20th Jul 2025427 AMAQI
20th Jul 2025388 AMAQI
20th Jul 2025429 AMAQI
20th Jul 20253210 AMAQI
20th Jul 20253911 AMAQI
20th Jul 20254012 PMAQI
20th Jul 2025411 PMAQI
20th Jul 2025462 PMAQI
20th Jul 2025413 PMAQI
20th Jul 2025424 PMAQI
20th Jul 2025415 PMAQI
20th Jul 2025426 PMAQI
20th Jul 2025387 PMAQI
20th Jul 2025288 PMAQI
20th Jul 2025359 PMAQI
20th Jul 20253710 PMAQI
20th Jul 20253111 PMAQI
21st Jul 20253212 AMAQI
21st Jul 2025421 AMAQI
21st Jul 2025482 AMAQI
21st Jul 2025523 AMAQI
21st Jul 2025524 AMAQI
27°C25/32°C
21st Jul 2025515 AMAQI
21st Jul 2025516 AMAQI
21st Jul 2025377 AMAQI
21st Jul 2025398 AMAQI
21st Jul 2025369 AMAQI
21st Jul 20253710 AMAQI
21st Jul 20254011 AMAQI
21st Jul 20254012 PMAQI
21st Jul 2025411 PMAQI
21st Jul 2025392 PMAQI
21st Jul 2025393 PMAQI
21st Jul 2025374 PMAQI
21st Jul 2025375 PMAQI
21st Jul 2025396 PMAQI
21st Jul 2025457 PMAQI
21st Jul 2025428 PMAQI
21st Jul 2025399 PMAQI
21st Jul 20253810 PMAQI
21st Jul 20253511 PMAQI
22nd Jul 20253812 AMAQI
22nd Jul 2025481 AMAQI
22nd Jul 2025512 AMAQI
22nd Jul 2025503 AMAQI
22nd Jul 2025514 AMAQI
27°C24/30°C
22nd Jul 2025505 AMAQI
22nd Jul 2025506 AMAQI
22nd Jul 2025327 AMAQI
22nd Jul 2025308 AMAQI
22nd Jul 2025329 AMAQI
22nd Jul 20253310 AMAQI
22nd Jul 20253411 AMAQI
22nd Jul 20253412 PMAQI
22nd Jul 2025281 PMAQI
22nd Jul 2025292 PMAQI
22nd Jul 2025333 PMAQI
22nd Jul 2025324 PMAQI
22nd Jul 2025375 PMAQI
22nd Jul 2025386 PMAQI
22nd Jul 2025427 PMAQI
22nd Jul 2025448 PMAQI
22nd Jul 2025479 PMAQI
22nd Jul 20254810 PMAQI
22nd Jul 20254611 PMAQI
23rd Jul 20254612 AMAQI
23rd Jul 2025461 AMAQI
23rd Jul 2025482 AMAQI
23rd Jul 2025503 AMAQI
23rd Jul 2025484 AMAQI
24°C24/25°C
23rd Jul 2025485 AMAQI
23rd Jul 2025486 AMAQI
23rd Jul 2025447 AMAQI
23rd Jul 2025468 AMAQI
23rd Jul 2025489 AMAQI
23rd Jul 20254210 AMAQI
23rd Jul 20254311 AMAQI
23rd Jul 20253412 PMAQI
23rd Jul 2025341 PMAQI
23rd Jul 2025372 PMAQI
23rd Jul 2025343 PMAQI
23rd Jul 2025284 PMAQI
23rd Jul 2025305 PMAQI
23rd Jul 2025346 PMAQI
23rd Jul 2025467 PMAQI
23rd Jul 2025468 PMAQI
23rd Jul 2025479 PMAQI
23rd Jul 20255110 PMAQI
23rd Jul 20254811 PMAQI
24th Jul 20254812 AMAQI
24th Jul 2025491 AMAQI
24th Jul 2025482 AMAQI
24th Jul 2025473 AMAQI
24th Jul 2025484 AMAQI
25°C24/28°C
24th Jul 2025475 AMAQI
24th Jul 2025486 AMAQI
24th Jul 2025367 AMAQI
24th Jul 2025428 AMAQI
24th Jul 2025319 AMAQI
24th Jul 20252410 AMAQI
24th Jul 20253011 AMAQI
24th Jul 20253112 PMAQI
24th Jul 2025441 PMAQI
24th Jul 2025492 PMAQI
24th Jul 2025433 PMAQI
24th Jul 2025394 PMAQI
24th Jul 2025415 PMAQI
24th Jul 2025386 PMAQI
24th Jul 2025477 PMAQI
24th Jul 2025508 PMAQI
24th Jul 2025509 PMAQI
24th Jul 20254910 PMAQI
24th Jul 20255111 PMAQI
25th Jul 20254912 AMAQI
25th Jul 2025501 AMAQI
25th Jul 2025482 AMAQI
25th Jul 2025483 AMAQI
25th Jul 2025484 AMAQI
26°C24/29°C
25th Jul 2025485 AMAQI
25th Jul 2025486 AMAQI
25th Jul 2025567 AMAQI
25th Jul 2025548 AMAQI
25th Jul 2025449 AMAQI
25th Jul 20254210 AMAQI
25th Jul 20254311 AMAQI
25th Jul 20254412 PMAQI
25th Jul 2025461 PMAQI
25th Jul 2025402 PMAQI
25th Jul 2025433 PMAQI
25th Jul 2025444 PMAQI
25th Jul 2025445 PMAQI
25th Jul 2025426 PMAQI
25th Jul 2025467 PMAQI
25th Jul 2025508 PMAQI
25th Jul 2025509 PMAQI
25th Jul 20255110 PMAQI
25th Jul 20255111 PMAQI
26th Jul 20255012 AMAQI
26th Jul 2025511 AMAQI
26th Jul 2025512 AMAQI
26th Jul 2025523 AMAQI
26th Jul 2025514 AMAQI
25°C24/27°C
26th Jul 2025515 AMAQI
26th Jul 2025526 AMAQI
26th Jul 2025547 AMAQI
26th Jul 2025558 AMAQI
26th Jul 2025569 AMAQI
26th Jul 20255510 AMAQI
26th Jul 20255311 AMAQI
26th Jul 20255512 PMAQI
26th Jul 2025561 PMAQI
26th Jul 2025552 PMAQI
26th Jul 2025503 PMAQI
26th Jul 2025494 PMAQI
26th Jul 2025465 PMAQI
26th Jul 2025486 PMAQI
26th Jul 2025507 PMAQI
26th Jul 2025508 PMAQI
26th Jul 2025509 PMAQI
26th Jul 20255110 PMAQI
26th Jul 20255111 PMAQI
27th Jul 20255112 AMAQI
27th Jul 2025521 AMAQI
27th Jul 2025522 AMAQI
27th Jul 2025543 AMAQI
27th Jul 2025534 AMAQI
25°C24/28°C
27th Jul 2025535 AMAQI
27th Jul 2025526 AMAQI
27th Jul 2025527 AMAQI
27th Jul 2025468 AMAQI
27th Jul 2025509 AMAQI
27th Jul 20255510 AMAQI
27th Jul 20254411 AMAQI
27th Jul 20254112 PMAQI
27th Jul 2025411 PMAQI
27th Jul 2025412 PMAQI
27th Jul 2025453 PMAQI
27th Jul 2025484 PMAQI
27th Jul 2025485 PMAQI
27th Jul 2025466 PMAQI
27th Jul 2025497 PMAQI
27th Jul 2025528 PMAQI
27th Jul 2025529 PMAQI
27th Jul 20255110 PMAQI
27th Jul 20255111 PMAQI
28th Jul 20255012 AMAQI
28th Jul 2025511 AMAQI
28th Jul 2025522 AMAQI
28th Jul 2025523 AMAQI
28th Jul 2025524 AMAQI
25°C24/28°C
28th Jul 2025525 AMAQI
28th Jul 2025526 AMAQI
28th Jul 2025537 AMAQI
28th Jul 2025528 AMAQI
28th Jul 2025489 AMAQI
28th Jul 20253810 AMAQI
28th Jul 20254011 AMAQI
28th Jul 20253912 PMAQI
28th Jul 2025401 PMAQI
28th Jul 2025432 PMAQI
28th Jul 2025403 PMAQI
28th Jul 2025434 PMAQI
28th Jul 2025445 PMAQI
28th Jul 2025436 PMAQI
28th Jul 2025507 PMAQI
28th Jul 2025518 PMAQI
28th Jul 2025529 PMAQI
28th Jul 20255210 PMAQI
28th Jul 20255011 PMAQI
29th Jul 20255212 AMAQI
29th Jul 2025521 AMAQI
29th Jul 2025512 AMAQI
29th Jul 2025503 AMAQI
29th Jul 2025504 AMAQI
25°C24/28°C
29th Jul 2025505 AMAQI
29th Jul 2025516 AMAQI
29th Jul 2025467 AMAQI
29th Jul 2025448 AMAQI
29th Jul 2025369 AMAQI
29th Jul 20253010 AMAQI
29th Jul 20253711 AMAQI
29th Jul 20253812 PMAQI
29th Jul 2025461 PMAQI
29th Jul 2025432 PMAQI
29th Jul 2025433 PMAQI
29th Jul 2025404 PMAQI
29th Jul 2025385 PMAQI
29th Jul 2025386 PMAQI
29th Jul 2025507 PMAQI
29th Jul 2025528 PMAQI
29th Jul 2025529 PMAQI
29th Jul 20255210 PMAQI
29th Jul 20255111 PMAQI
30th Jul 20255212 AMAQI
30th Jul 2025521 AMAQI
30th Jul 2025522 AMAQI
30th Jul 2025523 AMAQI
30th Jul 2025514 AMAQI
27°C25/32°C
30th Jul 2025525 AMAQI
30th Jul 2025516 AMAQI
30th Jul 2025417 AMAQI
30th Jul 2025548 AMAQI
30th Jul 2025509 AMAQI
30th Jul 20254010 AMAQI
30th Jul 20254411 AMAQI
30th Jul 20254212 PMAQI
30th Jul 2025441 PMAQI
30th Jul 2025412 PMAQI
30th Jul 2025443 PMAQI
30th Jul 2025494 PMAQI
30th Jul 2025465 PMAQI
30th Jul 2025476 PMAQI
30th Jul 2025527 PMAQI
30th Jul 2025528 PMAQI
30th Jul 2025529 PMAQI
30th Jul 20255210 PMAQI
30th Jul 20255211 PMAQI
31st Jul 20255212 AMAQI
31st Jul 2025521 AMAQI
31st Jul 2025522 AMAQI
31st Jul 2025523 AMAQI
31st Jul 2025524 AMAQI
26°C25/28°C
31st Jul 2025525 AMAQI
31st Jul 2025526 AMAQI
31st Jul 2025527 AMAQI
31st Jul 2025528 AMAQI
31st Jul 2025519 AMAQI
31st Jul 20255210 AMAQI
31st Jul 20255311 AMAQI
31st Jul 20254912 PMAQI
31st Jul 2025501 PMAQI
31st Jul 2025512 PMAQI
31st Jul 2025523 PMAQI
31st Jul 2025524 PMAQI
31st Jul 2025505 PMAQI
31st Jul 2025516 PMAQI
31st Jul 2025577 PMAQI
31st Jul 2025588 PMAQI
31st Jul 2025599 PMAQI
31st Jul 20255810 PMAQI
31st Jul 20255911 PMAQI
1st Aug 20255812 AMAQI
1st Aug 2025621 AMAQI
1st Aug 2025562 AMAQI
1st Aug 2025563 AMAQI
1st Aug 2025544 AMAQI
27°C25/31°C
1st Aug 2025565 AMAQI
1st Aug 2025556 AMAQI
1st Aug 2025617 AMAQI
1st Aug 2025608 AMAQI
1st Aug 2025599 AMAQI
1st Aug 20255710 AMAQI
1st Aug 20255811 AMAQI
1st Aug 20255812 PMAQI
1st Aug 2025551 PMAQI
1st Aug 2025562 PMAQI
1st Aug 2025563 PMAQI
1st Aug 2025574 PMAQI
1st Aug 2025545 PMAQI
1st Aug 2025566 PMAQI
1st Aug 2025607 PMAQI
1st Aug 2025618 PMAQI
1st Aug 2025609 PMAQI
1st Aug 20255910 PMAQI
1st Aug 20256111 PMAQI
2nd Aug 20255912 AMAQI
2nd Aug 2025571 AMAQI
2nd Aug 2025572 AMAQI
2nd Aug 2025573 AMAQI
2nd Aug 2025564 AMAQI
28°C25/32°C
2nd Aug 2025565 AMAQI
2nd Aug 2025576 AMAQI
2nd Aug 2025567 AMAQI
2nd Aug 2025578 AMAQI
2nd Aug 2025539 AMAQI
2nd Aug 20255410 AMAQI
2nd Aug 20255211 AMAQI
2nd Aug 20255012 PMAQI
2nd Aug 2025521 PMAQI
2nd Aug 2025522 PMAQI
2nd Aug 2025573 PMAQI
2nd Aug 2025544 PMAQI
2nd Aug 2025505 PMAQI
2nd Aug 2025566 PMAQI
2nd Aug 2025587 PMAQI
2nd Aug 2025588 PMAQI
2nd Aug 2025589 PMAQI
2nd Aug 20256010 PMAQI
2nd Aug 20255811 PMAQI
3rd Aug 20255912 AMAQI
3rd Aug 2025591 AMAQI
3rd Aug 2025572 AMAQI
3rd Aug 2025573 AMAQI
3rd Aug 2025574 AMAQI
29°C25/33°C
3rd Aug 2025575 AMAQI
5 AM3rd Aug 2025576 AMAQI
3rd Aug 2025577 AMAQI
3rd Aug 2025618 AMAQI
3rd Aug 2025689 AMAQI
3rd Aug 20256510 AMAQI
3rd Aug 20256011 AMAQI
11 AM3rd Aug 20255512 PMAQI
6 PM
11 PM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 6 AM
53AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
10 AM
42AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 6 AM (Avg. 53), while the lowest AQI was between 10 AM to 10 AM (Avg. 42).
Night time
Avg. Highest Time
1 AM - 4 AM
53AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
12 AM
48AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 AM to 4 AM (Avg. 53), while the lowest AQI was between 12 AM to 12 AM (Avg. 48).
2025 Days Vs Air Quality
Sam Phrao, Udon Thani, Thailand
2025
30%
64
51%
109
17%
36
2%
5
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
64 DaysModerate
109 DaysPoor
36 DaysUnhealthy
5 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 30%
Health Risk Level:
High
In 2025, 30% of 215 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
Sam Phrao, Udon Thani, 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
87AQI
2nd January 2025
90AQI
90AQI
3rd January 2025
91AQI
91AQI
4th January 2025
105AQI
105AQI
5th January 2025
105AQI
105AQI
6th January 2025
115AQI
115AQI
7th January 2025
127AQI
127AQI
8th January 2025
118AQI
118AQI
9th January 2025
105AQI
105AQI
10th January 2025
83AQI
83AQI
11th January 2025
87AQI
87AQI
12th January 2025
95AQI
95AQI
13th January 2025
102AQI
102AQI
14th January 2025
110AQI
110AQI
15th January 2025
96AQI
96AQI
16th January 2025
83AQI
83AQI
17th January 2025
104AQI
104AQI
18th January 2025
112AQI
112AQI
19th January 2025
110AQI
110AQI
20th January 2025
120AQI
120AQI
21st January 2025
122AQI
122AQI
22nd January 2025
127AQI
127AQI
23rd January 2025
134AQI
134AQI
24th January 2025
138AQI
138AQI
25th January 2025
140AQI
140AQI
26th January 2025
104AQI
104AQI
27th January 2025
74AQI
74AQI
28th January 2025
81AQI
81AQI
29th January 2025
89AQI
89AQI
30th January 2025
95AQI
95AQI
31st January 2025
109AQI
109AQI
1st February 2025
113AQI
113AQI
2nd February 2025
119AQI
119AQI
3rd February 2025
114AQI
114AQI
4th February 2025
78AQI
78AQI
5th February 2025
82AQI
82AQI
6th February 2025
100AQI
100AQI
7th February 2025
90AQI
90AQI
8th February 2025
64AQI
64AQI
9th February 2025
68AQI
68AQI
10th February 2025
72AQI
72AQI
11th February 2025
84AQI
84AQI
12th February 2025
104AQI
104AQI
13th February 2025
84AQI
84AQI
14th February 2025
87AQI
87AQI
15th February 2025
96AQI
96AQI
16th February 2025
113AQI
113AQI
17th February 2025
92AQI
92AQI
18th February 2025
89AQI
89AQI
19th February 2025
81AQI
81AQI
20th February 2025
92AQI
92AQI
21st February 2025
76AQI
76AQI
22nd February 2025
75AQI
75AQI
23rd February 2025
62AQI
62AQI
24th February 2025
59AQI
59AQI
25th February 2025
58AQI
58AQI
26th February 2025
52AQI
52AQI
27th February 2025
65AQI
65AQI
28th February 2025
79AQI
79AQI
1st March 2025
82AQI
82AQI
2nd March 2025
88AQI
88AQI
3rd March 2025
91AQI
91AQI
4th March 2025
105AQI
105AQI
5th March 2025
106AQI
106AQI
6th March 2025
108AQI
108AQI
7th March 2025
69AQI
69AQI
8th March 2025
70AQI
70AQI
9th March 2025
79AQI
79AQI
10th March 2025
68AQI
68AQI
11th March 2025
82AQI
82AQI
12th March 2025
91AQI
91AQI
13th March 2025
74AQI
74AQI
14th March 2025
83AQI
83AQI
15th March 2025
92AQI
92AQI
16th March 2025
79AQI
79AQI
17th March 2025
76AQI
76AQI
18th March 2025
78AQI
78AQI
19th March 2025
98AQI
98AQI
20th March 2025
101AQI
101AQI
21st March 2025
121AQI
121AQI
22nd March 2025
126AQI
126AQI
23rd March 2025
149AQI
149AQI
24th March 2025
155AQI
155AQI
25th March 2025
161AQI
161AQI
26th March 2025
160AQI
160AQI
27th March 2025
154AQI
154AQI
28th March 2025
153AQI
153AQI
29th March 2025
146AQI
146AQI
30th March 2025
97AQI
97AQI
31st March 2025
89AQI
89AQI
1st April 2025
85AQI
85AQI
2nd April 2025
99AQI
99AQI
3rd April 2025
114AQI
114AQI
4th April 2025
128AQI
128AQI
5th April 2025
120AQI
120AQI
6th April 2025
101AQI
101AQI
7th April 2025
94AQI
94AQI
8th April 2025
91AQI
91AQI
9th April 2025
87AQI
87AQI
10th April 2025
79AQI
79AQI
11th April 2025
82AQI
82AQI
12th April 2025
73AQI
73AQI
13th April 2025
66AQI
66AQI
14th April 2025
77AQI
77AQI
15th April 2025
72AQI
72AQI
16th April 2025
74AQI
74AQI
17th April 2025
64AQI
64AQI
18th April 2025
64AQI
64AQI
19th April 2025
62AQI
62AQI
20th April 2025
64AQI
64AQI
21st April 2025
70AQI
70AQI
22nd April 2025
74AQI
74AQI
23rd April 2025
78AQI
78AQI
24th April 2025
77AQI
77AQI
25th April 2025
83AQI
83AQI
26th April 2025
80AQI
80AQI
27th April 2025
71AQI
71AQI
28th April 2025
77AQI
77AQI
29th April 2025
69AQI
69AQI
30th April 2025
72AQI
72AQI
1st May 2025
73AQI
73AQI
2nd May 2025
72AQI
72AQI
3rd May 2025
68AQI
68AQI
4th May 2025
76AQI
76AQI
5th May 2025
74AQI
74AQI
6th May 2025
71AQI
71AQI
7th May 2025
68AQI
68AQI
8th May 2025
64AQI
64AQI
9th May 2025
58AQI
58AQI
10th May 2025
55AQI
55AQI
11th May 2025
48AQI
48AQI
12th May 2025
39AQI
39AQI
13th May 2025
56AQI
56AQI
14th May 2025
54AQI
54AQI
15th May 2025
45AQI
45AQI
16th May 2025
44AQI
44AQI
17th May 2025
51AQI
51AQI
18th May 2025
45AQI
45AQI
19th May 2025
46AQI
46AQI
20th May 2025
43AQI
43AQI
21st May 2025
52AQI
52AQI
22nd May 2025
46AQI
46AQI
23rd May 2025
47AQI
47AQI
24th May 2025
43AQI
43AQI
25th May 2025
38AQI
38AQI
26th May 2025
35AQI
35AQI
27th May 2025
37AQI
37AQI
28th May 2025
44AQI
44AQI
29th May 2025
40AQI
40AQI
30th May 2025
42AQI
42AQI
31st May 2025
43AQI
43AQI
1st June 2025
41AQI
41AQI
2nd June 2025
38AQI
38AQI
3rd June 2025
39AQI
39AQI
4th June 2025
51AQI
51AQI
5th June 2025
54AQI
54AQI
6th June 2025
56AQI
56AQI
7th June 2025
58AQI
58AQI
8th June 2025
54AQI
54AQI
9th June 2025
52AQI
52AQI
10th June 2025
50AQI
50AQI
11th June 2025
42AQI
42AQI
12th June 2025
45AQI
45AQI
13th June 2025
44AQI
44AQI
14th June 2025
48AQI
48AQI
15th June 2025
37AQI
37AQI
16th June 2025
41AQI
41AQI
17th June 2025
48AQI
48AQI
18th June 2025
49AQI
49AQI
19th June 2025
46AQI
46AQI
20th June 2025
45AQI
45AQI
21st June 2025
49AQI
49AQI
22nd June 2025
50AQI
50AQI
23rd June 2025
49AQI
49AQI
24th June 2025
44AQI
44AQI
25th June 2025
43AQI
43AQI
26th June 2025
48AQI
48AQI
27th June 2025
49AQI
49AQI
28th June 2025
45AQI
45AQI
29th June 2025
44AQI
44AQI
30th June 2025
46AQI
46AQI
1st July 2025
47AQI
47AQI
2nd July 2025
45AQI
45AQI
3rd July 2025
45AQI
45AQI
4th July 2025
48AQI
48AQI
5th July 2025
48AQI
48AQI
6th July 2025
44AQI
44AQI
7th July 2025
46AQI
46AQI
8th July 2025
51AQI
51AQI
9th July 2025
51AQI
51AQI
10th July 2025
53AQI
53AQI
11th July 2025
48AQI
48AQI
12th July 2025
52AQI
52AQI
13th July 2025
50AQI
50AQI
14th July 2025
52AQI
52AQI
15th July 2025
52AQI
52AQI
16th July 2025
45AQI
45AQI
17th July 2025
47AQI
47AQI
18th July 2025
44AQI
44AQI
19th July 2025
42AQI
42AQI
20th July 2025
39AQI
39AQI
21st July 2025
40AQI
40AQI
22nd July 2025
40AQI
40AQI
23rd July 2025
44AQI
44AQI
24th July 2025
44AQI
44AQI
25th July 2025
48AQI
48AQI
26th July 2025
52AQI
52AQI
27th July 2025
50AQI
50AQI
28th July 2025
48AQI
48AQI
29th July 2025
47AQI
47AQI
30th July 2025
49AQI
49AQI
31st July 2025
53AQI
53AQI
1st August 2025
58AQI
58AQI
2nd August 2025
57AQI
57AQI
105AQI
84AQI
104AQI
82AQI
52AQI
47AQI
47AQI
58AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202574AQI
12
19
23
5
18
8
5
26
4
17
14
24
6
23
8
2
64
109
36
5
Highest AQI recorded in
January105AQI
Lowest AQI recorded in
June47AQI
202456AQI
16
1
1
1
9
3
14
16
22
9
24
4
3
4
9
1
26
3
2
26
3
97
94
6
Highest AQI recorded in
November81AQI
Lowest AQI recorded in
March33AQI
202362AQI
12
15
4
4
14
9
1
24
7
6
13
3
15
14
12
3
31
83
80
23
1
Highest AQI recorded in
March88AQI
Lowest AQI recorded in
June25AQI
202263AQI
1
2
15
12
3
10
17
3
25
30
8
Highest AQI recorded in
October108AQI
Lowest AQI recorded in
November59AQI
Most & Least Polluted Years Over the Last 4 Years
Most Polluted Year Recorded
2025(Avg.)
74AQILeast Polluted Year Recorded
2024(Avg.)
56AQISam Phrao's annual 2025 AQI (74) shows an average percentage change of 23.4% (worsened AQI) compared to previous years: 2022 (63), 2023 (62), 2024 (56).
