Chiang Mai University, Ban Mae Kha Tai, 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
Chiang Mai University, Ban Mae Kha Tai, Chiang Mai, Thailand
2021
2022
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
31st Aug 2024
77AQILowest AQI recorded on
6th Aug 2021
36AQISame Day Analysis (9th August ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 2nd highest AQI at 52 of Moderate air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 9th Aug - 10th Aug 2025
Chiang Mai University, Ban Mae Kha Tai, Chiang Mai, Thailand
AQI
Day
Night
.
5 AM9th Aug 2025
7 PM
4 AM10th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
10AM9th Aug
60AQI
Avg. Lowest Time
6PM9th Aug
48AQI
In the last 24 hours,
Chiang Mai University's AQI reached its highest point of 60 at 10 AM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 9th Aug and 10th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Chiang Mai University, Ban Mae Kha Tai, Chiang Mai, Thailand
JulAug
11th - 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 - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th
Day
Night
11th Jul 2025635 AMAQI
11th Jul 2025636 AMAQI
11th Jul 2025627 AMAQI
11th Jul 2025618 AMAQI
11th Jul 2025619 AMAQI
11th Jul 20256310 AMAQI
11th Jul 20256411 AMAQI
11th Jul 20256812 PMAQI
11th Jul 2025641 PMAQI
11th Jul 2025652 PMAQI
11th Jul 2025653 PMAQI
11th Jul 2025684 PMAQI
11th Jul 2025645 PMAQI
11th Jul 2025646 PMAQI
11th Jul 2025647 PMAQI
11th Jul 2025648 PMAQI
11th Jul 2025629 PMAQI
11th Jul 20256210 PMAQI
11th Jul 20256211 PMAQI
12th Jul 20256112 AMAQI
12th Jul 2025621 AMAQI
12th Jul 2025622 AMAQI
12th Jul 2025623 AMAQI
12th Jul 2025624 AMAQI
23°C22/24°C
12th Jul 2025615 AMAQI
12th Jul 2025626 AMAQI
12th Jul 2025587 AMAQI
12th Jul 2025588 AMAQI
12th Jul 2025569 AMAQI
12th Jul 20255410 AMAQI
12th Jul 20256311 AMAQI
12th Jul 20256212 PMAQI
12th Jul 2025561 PMAQI
12th Jul 2025602 PMAQI
12th Jul 2025623 PMAQI
12th Jul 2025604 PMAQI
12th Jul 2025605 PMAQI
12th Jul 2025606 PMAQI
12th Jul 2025597 PMAQI
12th Jul 2025608 PMAQI
12th Jul 2025599 PMAQI
12th Jul 20256010 PMAQI
12th Jul 20256011 PMAQI
13th Jul 20256012 AMAQI
13th Jul 2025611 AMAQI
13th Jul 2025612 AMAQI
13th Jul 2025603 AMAQI
13th Jul 2025604 AMAQI
23°C22/24°C
13th Jul 2025605 AMAQI
13th Jul 2025606 AMAQI
13th Jul 2025607 AMAQI
13th Jul 2025618 AMAQI
13th Jul 2025599 AMAQI
13th Jul 20256210 AMAQI
13th Jul 20256311 AMAQI
13th Jul 20256312 PMAQI
13th Jul 2025571 PMAQI
13th Jul 2025552 PMAQI
13th Jul 2025583 PMAQI
13th Jul 2025614 PMAQI
13th Jul 2025585 PMAQI
13th Jul 2025586 PMAQI
13th Jul 2025627 PMAQI
13th Jul 2025618 PMAQI
13th Jul 2025609 PMAQI
13th Jul 20256110 PMAQI
13th Jul 20256211 PMAQI
14th Jul 20256312 AMAQI
14th Jul 2025621 AMAQI
14th Jul 2025602 AMAQI
14th Jul 2025603 AMAQI
14th Jul 2025604 AMAQI
26°C22/31°C
14th Jul 2025605 AMAQI
14th Jul 2025606 AMAQI
14th Jul 2025587 AMAQI
14th Jul 2025518 AMAQI
14th Jul 2025549 AMAQI
14th Jul 20255510 AMAQI
14th Jul 20256011 AMAQI
14th Jul 20255812 PMAQI
14th Jul 2025581 PMAQI
14th Jul 2025572 PMAQI
14th Jul 2025563 PMAQI
14th Jul 2025554 PMAQI
14th Jul 2025585 PMAQI
14th Jul 2025556 PMAQI
14th Jul 2025627 PMAQI
14th Jul 2025598 PMAQI
14th Jul 2025589 PMAQI
14th Jul 20255810 PMAQI
14th Jul 20256011 PMAQI
15th Jul 20256012 AMAQI
15th Jul 2025611 AMAQI
15th Jul 2025622 AMAQI
15th Jul 2025583 AMAQI
15th Jul 2025584 AMAQI
26°C23/31°C
15th Jul 2025585 AMAQI
15th Jul 2025586 AMAQI
15th Jul 2025517 AMAQI
15th Jul 2025628 AMAQI
15th Jul 2025669 AMAQI
15th Jul 20256010 AMAQI
15th Jul 20256011 AMAQI
15th Jul 20255812 PMAQI
15th Jul 2025561 PMAQI
15th Jul 2025572 PMAQI
15th Jul 2025573 PMAQI
15th Jul 2025544 PMAQI
15th Jul 2025565 PMAQI
15th Jul 2025546 PMAQI
15th Jul 2025577 PMAQI
15th Jul 2025598 PMAQI
15th Jul 2025599 PMAQI
15th Jul 20255910 PMAQI
15th Jul 20255811 PMAQI
16th Jul 20255812 AMAQI
16th Jul 2025581 AMAQI
16th Jul 2025592 AMAQI
16th Jul 2025583 AMAQI
16th Jul 2025584 AMAQI
24°C23/25°C
16th Jul 2025585 AMAQI
16th Jul 2025576 AMAQI
16th Jul 2025567 AMAQI
16th Jul 2025558 AMAQI
16th Jul 2025649 AMAQI
16th Jul 20256410 AMAQI
16th Jul 20255911 AMAQI
16th Jul 20256312 PMAQI
16th Jul 2025621 PMAQI
16th Jul 2025622 PMAQI
16th Jul 2025643 PMAQI
16th Jul 2025644 PMAQI
16th Jul 2025605 PMAQI
16th Jul 2025576 PMAQI
16th Jul 2025567 PMAQI
16th Jul 2025578 PMAQI
16th Jul 2025599 PMAQI
16th Jul 20256210 PMAQI
16th Jul 20255811 PMAQI
17th Jul 20255812 AMAQI
17th Jul 2025581 AMAQI
17th Jul 2025582 AMAQI
17th Jul 2025573 AMAQI
17th Jul 2025574 AMAQI
23°C22/24°C
17th Jul 2025575 AMAQI
17th Jul 2025576 AMAQI
17th Jul 2025597 AMAQI
17th Jul 2025628 AMAQI
17th Jul 2025619 AMAQI
17th Jul 20256210 AMAQI
17th Jul 20256211 AMAQI
17th Jul 20256212 PMAQI
17th Jul 2025581 PMAQI
17th Jul 2025572 PMAQI
17th Jul 2025633 PMAQI
17th Jul 2025574 PMAQI
17th Jul 2025575 PMAQI
17th Jul 2025546 PMAQI
17th Jul 2025557 PMAQI
17th Jul 2025558 PMAQI
17th Jul 2025569 PMAQI
17th Jul 20255810 PMAQI
17th Jul 20256411 PMAQI
18th Jul 20256012 AMAQI
18th Jul 2025581 AMAQI
18th Jul 2025582 AMAQI
18th Jul 2025583 AMAQI
18th Jul 2025584 AMAQI
23°C22/23°C
18th Jul 2025585 AMAQI
18th Jul 2025586 AMAQI
18th Jul 2025517 AMAQI
18th Jul 2025468 AMAQI
18th Jul 2025469 AMAQI
18th Jul 20254310 AMAQI
18th Jul 20255611 AMAQI
18th Jul 20255612 PMAQI
18th Jul 2025571 PMAQI
18th Jul 2025592 PMAQI
18th Jul 2025563 PMAQI
18th Jul 2025574 PMAQI
18th Jul 2025555 PMAQI
18th Jul 2025576 PMAQI
18th Jul 2025597 PMAQI
18th Jul 2025578 PMAQI
18th Jul 2025589 PMAQI
18th Jul 20255710 PMAQI
18th Jul 20255711 PMAQI
19th Jul 20255712 AMAQI
19th Jul 2025571 AMAQI
19th Jul 2025572 AMAQI
19th Jul 2025563 AMAQI
19th Jul 2025564 AMAQI
25°C22/29°C
19th Jul 2025575 AMAQI
19th Jul 2025576 AMAQI
19th Jul 2025597 AMAQI
19th Jul 2025518 AMAQI
19th Jul 2025469 AMAQI
19th Jul 20254910 AMAQI
19th Jul 20255411 AMAQI
19th Jul 20255712 PMAQI
19th Jul 2025561 PMAQI
19th Jul 2025552 PMAQI
19th Jul 2025523 PMAQI
19th Jul 2025534 PMAQI
19th Jul 2025505 PMAQI
19th Jul 2025546 PMAQI
19th Jul 2025567 PMAQI
19th Jul 2025568 PMAQI
19th Jul 2025569 PMAQI
19th Jul 20255810 PMAQI
19th Jul 20255811 PMAQI
20th Jul 20256012 AMAQI
20th Jul 2025591 AMAQI
20th Jul 2025562 AMAQI
20th Jul 2025553 AMAQI
20th Jul 2025544 AMAQI
26°C21/31°C
20th Jul 2025545 AMAQI
20th Jul 2025556 AMAQI
20th Jul 2025547 AMAQI
20th Jul 2025558 AMAQI
20th Jul 2025569 AMAQI
20th Jul 20254710 AMAQI
20th Jul 20254711 AMAQI
20th Jul 20255212 PMAQI
20th Jul 2025531 PMAQI
20th Jul 2025572 PMAQI
20th Jul 2025563 PMAQI
20th Jul 2025544 PMAQI
20th Jul 2025575 PMAQI
20th Jul 2025536 PMAQI
20th Jul 2025557 PMAQI
20th Jul 2025558 PMAQI
20th Jul 2025569 PMAQI
20th Jul 20255810 PMAQI
20th Jul 20255711 PMAQI
21st Jul 20255812 AMAQI
21st Jul 2025571 AMAQI
21st Jul 2025572 AMAQI
21st Jul 2025563 AMAQI
21st Jul 2025564 AMAQI
26°C23/31°C
21st Jul 2025555 AMAQI
21st Jul 2025566 AMAQI
21st Jul 2025627 AMAQI
21st Jul 2025528 AMAQI
21st Jul 2025489 AMAQI
21st Jul 20254910 AMAQI
21st Jul 20255811 AMAQI
21st Jul 20256512 PMAQI
21st Jul 2025501 PMAQI
21st Jul 2025552 PMAQI
21st Jul 2025543 PMAQI
21st Jul 2025454 PMAQI
21st Jul 2025565 PMAQI
21st Jul 2025566 PMAQI
21st Jul 2025577 PMAQI
21st Jul 2025568 PMAQI
21st Jul 2025579 PMAQI
21st Jul 20255410 PMAQI
21st Jul 20255611 PMAQI
22nd Jul 20255712 AMAQI
22nd Jul 2025581 AMAQI
22nd Jul 2025592 AMAQI
22nd Jul 2025603 AMAQI
22nd Jul 2025594 AMAQI
27°C23/32°C
22nd Jul 2025585 AMAQI
22nd Jul 2025606 AMAQI
22nd Jul 2025377 AMAQI
22nd Jul 2025488 AMAQI
22nd Jul 2025609 AMAQI
22nd Jul 20254810 AMAQI
22nd Jul 20256111 AMAQI
22nd Jul 20256312 PMAQI
22nd Jul 2025631 PMAQI
22nd Jul 2025622 PMAQI
22nd Jul 2025643 PMAQI
22nd Jul 2025634 PMAQI
22nd Jul 2025615 PMAQI
22nd Jul 2025656 PMAQI
22nd Jul 2025617 PMAQI
22nd Jul 2025608 PMAQI
22nd Jul 2025599 PMAQI
22nd Jul 20256110 PMAQI
22nd Jul 20256011 PMAQI
23rd Jul 20256212 AMAQI
23rd Jul 2025601 AMAQI
23rd Jul 2025582 AMAQI
23rd Jul 2025583 AMAQI
23rd Jul 2025584 AMAQI
24°C23/26°C
23rd Jul 2025595 AMAQI
23rd Jul 2025586 AMAQI
23rd Jul 2025527 AMAQI
23rd Jul 2025548 AMAQI
23rd Jul 2025519 AMAQI
23rd Jul 20255610 AMAQI
23rd Jul 20255111 AMAQI
23rd Jul 20255612 PMAQI
23rd Jul 2025531 PMAQI
23rd Jul 2025622 PMAQI
23rd Jul 2025543 PMAQI
23rd Jul 2025534 PMAQI
23rd Jul 2025555 PMAQI
23rd Jul 2025726 PMAQI
23rd Jul 2025557 PMAQI
23rd Jul 2025548 PMAQI
23rd Jul 2025559 PMAQI
23rd Jul 20255610 PMAQI
23rd Jul 20255611 PMAQI
24th Jul 20255612 AMAQI
24th Jul 2025601 AMAQI
24th Jul 2025592 AMAQI
24th Jul 2025583 AMAQI
24th Jul 2025584 AMAQI
23°C22/23°C
24th Jul 2025585 AMAQI
24th Jul 2025586 AMAQI
24th Jul 2025577 AMAQI
24th Jul 2025568 AMAQI
24th Jul 2025559 AMAQI
24th Jul 20255410 AMAQI
24th Jul 20255611 AMAQI
24th Jul 20255812 PMAQI
24th Jul 2025611 PMAQI
24th Jul 2025602 PMAQI
24th Jul 2025603 PMAQI
24th Jul 2025584 PMAQI
24th Jul 2025565 PMAQI
24th Jul 2025606 PMAQI
24th Jul 2025607 PMAQI
24th Jul 2025548 PMAQI
24th Jul 2025579 PMAQI
24th Jul 20255910 PMAQI
24th Jul 20256011 PMAQI
25th Jul 20256012 AMAQI
25th Jul 2025591 AMAQI
25th Jul 2025572 AMAQI
25th Jul 2025573 AMAQI
25th Jul 2025564 AMAQI
24°C22/28°C
25th Jul 2025585 AMAQI
25th Jul 2025566 AMAQI
25th Jul 2025457 AMAQI
25th Jul 2025558 AMAQI
25th Jul 2025569 AMAQI
25th Jul 20253810 AMAQI
25th Jul 20255411 AMAQI
25th Jul 20255712 PMAQI
25th Jul 2025621 PMAQI
25th Jul 2025562 PMAQI
25th Jul 2025513 PMAQI
25th Jul 2025624 PMAQI
25th Jul 2025635 PMAQI
25th Jul 2025596 PMAQI
25th Jul 2025567 PMAQI
25th Jul 2025568 PMAQI
25th Jul 2025589 PMAQI
25th Jul 20255310 PMAQI
25th Jul 20255711 PMAQI
26th Jul 20255712 AMAQI
26th Jul 2025641 AMAQI
26th Jul 2025602 AMAQI
26th Jul 2025573 AMAQI
26th Jul 2025584 AMAQI
25°C23/29°C
26th Jul 2025575 AMAQI
26th Jul 2025576 AMAQI
26th Jul 2025597 AMAQI
26th Jul 2025478 AMAQI
26th Jul 2025639 AMAQI
26th Jul 20255010 AMAQI
26th Jul 20256011 AMAQI
26th Jul 20255612 PMAQI
26th Jul 2025601 PMAQI
26th Jul 2025592 PMAQI
26th Jul 2025623 PMAQI
26th Jul 2025654 PMAQI
26th Jul 2025645 PMAQI
26th Jul 2025596 PMAQI
26th Jul 2025617 PMAQI
26th Jul 2025628 PMAQI
26th Jul 2025669 PMAQI
26th Jul 20256310 PMAQI
26th Jul 20256511 PMAQI
27th Jul 20256212 AMAQI
27th Jul 2025641 AMAQI
27th Jul 2025712 AMAQI
27th Jul 2025603 AMAQI
27th Jul 2025564 AMAQI
24°C23/27°C
27th Jul 2025565 AMAQI
27th Jul 2025566 AMAQI
27th Jul 2025567 AMAQI
27th Jul 2025578 AMAQI
27th Jul 2025649 AMAQI
27th Jul 20256310 AMAQI
27th Jul 20256111 AMAQI
27th Jul 20256412 PMAQI
27th Jul 2025661 PMAQI
27th Jul 2025662 PMAQI
27th Jul 2025683 PMAQI
27th Jul 2025624 PMAQI
27th Jul 2025705 PMAQI
27th Jul 2025656 PMAQI
27th Jul 2025587 PMAQI
27th Jul 2025618 PMAQI
27th Jul 2025589 PMAQI
27th Jul 20256410 PMAQI
27th Jul 20256311 PMAQI
28th Jul 20255912 AMAQI
28th Jul 2025581 AMAQI
28th Jul 2025592 AMAQI
28th Jul 2025603 AMAQI
28th Jul 2025594 AMAQI
24°C23/28°C
28th Jul 2025595 AMAQI
28th Jul 2025576 AMAQI
28th Jul 2025567 AMAQI
28th Jul 2025658 AMAQI
28th Jul 2025579 AMAQI
28th Jul 20255810 AMAQI
28th Jul 20256011 AMAQI
28th Jul 20256712 PMAQI
28th Jul 2025661 PMAQI
28th Jul 2025572 PMAQI
28th Jul 2025613 PMAQI
28th Jul 2025614 PMAQI
28th Jul 2025595 PMAQI
28th Jul 2025646 PMAQI
28th Jul 2025607 PMAQI
28th Jul 2025618 PMAQI
28th Jul 2025609 PMAQI
28th Jul 20255810 PMAQI
28th Jul 20256011 PMAQI
29th Jul 20256012 AMAQI
29th Jul 2025581 AMAQI
29th Jul 2025582 AMAQI
29th Jul 2025593 AMAQI
29th Jul 2025584 AMAQI
24°C23/28°C
29th Jul 2025585 AMAQI
29th Jul 2025586 AMAQI
29th Jul 2025607 AMAQI
29th Jul 2025608 AMAQI
29th Jul 2025609 AMAQI
29th Jul 20256010 AMAQI
29th Jul 20256011 AMAQI
29th Jul 20255912 PMAQI
29th Jul 2025581 PMAQI
29th Jul 2025622 PMAQI
29th Jul 2025613 PMAQI
29th Jul 2025594 PMAQI
29th Jul 2025575 PMAQI
29th Jul 2025576 PMAQI
29th Jul 2025557 PMAQI
29th Jul 2025588 PMAQI
29th Jul 2025609 PMAQI
29th Jul 20255610 PMAQI
29th Jul 20255511 PMAQI
30th Jul 20255612 AMAQI
30th Jul 2025571 AMAQI
30th Jul 2025612 AMAQI
30th Jul 2025603 AMAQI
30th Jul 2025624 AMAQI
25°C23/30°C
30th Jul 2025625 AMAQI
30th Jul 2025606 AMAQI
30th Jul 2025617 AMAQI
30th Jul 2025538 AMAQI
30th Jul 2025549 AMAQI
30th Jul 20255110 AMAQI
30th Jul 20255811 AMAQI
30th Jul 20256412 PMAQI
30th Jul 2025591 PMAQI
30th Jul 2025642 PMAQI
30th Jul 2025643 PMAQI
30th Jul 2025744 PMAQI
30th Jul 2025655 PMAQI
30th Jul 2025616 PMAQI
30th Jul 2025587 PMAQI
30th Jul 2025598 PMAQI
30th Jul 2025599 PMAQI
30th Jul 20256010 PMAQI
30th Jul 20256611 PMAQI
31st Jul 20256012 AMAQI
31st Jul 2025611 AMAQI
31st Jul 2025602 AMAQI
31st Jul 2025593 AMAQI
31st Jul 2025594 AMAQI
26°C22/31°C
31st Jul 2025595 AMAQI
31st Jul 2025596 AMAQI
31st Jul 2025597 AMAQI
31st Jul 2025598 AMAQI
31st Jul 2025649 AMAQI
31st Jul 20256810 AMAQI
31st Jul 20256811 AMAQI
31st Jul 20257212 PMAQI
31st Jul 2025901 PMAQI
31st Jul 2025772 PMAQI
31st Jul 2025643 PMAQI
31st Jul 2025704 PMAQI
31st Jul 2025665 PMAQI
31st Jul 2025676 PMAQI
31st Jul 2025567 PMAQI
31st Jul 2025588 PMAQI
31st Jul 2025629 PMAQI
31st Jul 20255910 PMAQI
31st Jul 20255611 PMAQI
1st Aug 20255512 AMAQI
1st Aug 2025561 AMAQI
1st Aug 2025542 AMAQI
1st Aug 2025543 AMAQI
1st Aug 2025544 AMAQI
27°C22/32°C
1st Aug 2025545 AMAQI
1st Aug 2025566 AMAQI
1st Aug 2025637 AMAQI
1st Aug 2025628 AMAQI
1st Aug 2025579 AMAQI
1st Aug 20256010 AMAQI
1st Aug 20255811 AMAQI
1st Aug 20256112 PMAQI
1st Aug 2025611 PMAQI
1st Aug 2025562 PMAQI
1st Aug 2025543 PMAQI
1st Aug 2025564 PMAQI
1st Aug 2025565 PMAQI
1st Aug 2025606 PMAQI
1st Aug 2025587 PMAQI
1st Aug 2025588 PMAQI
1st Aug 2025589 PMAQI
1st Aug 20256010 PMAQI
1st Aug 20255911 PMAQI
2nd Aug 20255812 AMAQI
2nd Aug 2025581 AMAQI
2nd Aug 2025562 AMAQI
2nd Aug 2025563 AMAQI
2nd Aug 2025554 AMAQI
27°C23/32°C
2nd Aug 2025565 AMAQI
2nd Aug 2025566 AMAQI
2nd Aug 2025567 AMAQI
2nd Aug 2025598 AMAQI
2nd Aug 2025629 AMAQI
2nd Aug 20255610 AMAQI
2nd Aug 20255911 AMAQI
2nd Aug 20255412 PMAQI
2nd Aug 2025531 PMAQI
2nd Aug 2025562 PMAQI
2nd Aug 2025543 PMAQI
2nd Aug 2025524 PMAQI
2nd Aug 2025505 PMAQI
2nd Aug 2025516 PMAQI
2nd Aug 2025547 PMAQI
2nd Aug 2025568 PMAQI
2nd Aug 2025629 PMAQI
2nd Aug 20255810 PMAQI
2nd Aug 20255711 PMAQI
3rd Aug 20255812 AMAQI
3rd Aug 2025571 AMAQI
3rd Aug 2025552 AMAQI
3rd Aug 2025563 AMAQI
3rd Aug 2025554 AMAQI
26°C23/30°C
3rd Aug 2025565 AMAQI
3rd Aug 2025556 AMAQI
3rd Aug 2025597 AMAQI
3rd Aug 2025548 AMAQI
3rd Aug 2025649 AMAQI
3rd Aug 20255910 AMAQI
3rd Aug 20255911 AMAQI
3rd Aug 20254612 PMAQI
3rd Aug 2025521 PMAQI
3rd Aug 2025462 PMAQI
3rd Aug 2025493 PMAQI
3rd Aug 2025464 PMAQI
3rd Aug 2025505 PMAQI
3rd Aug 2025546 PMAQI
3rd Aug 2025547 PMAQI
3rd Aug 2025588 PMAQI
3rd Aug 2025589 PMAQI
3rd Aug 20255710 PMAQI
3rd Aug 20256011 PMAQI
4th Aug 20255712 AMAQI
4th Aug 2025581 AMAQI
4th Aug 2025562 AMAQI
4th Aug 2025553 AMAQI
4th Aug 2025554 AMAQI
27°C23/34°C
4th Aug 2025555 AMAQI
4th Aug 2025556 AMAQI
4th Aug 2025567 AMAQI
4th Aug 2025528 AMAQI
4th Aug 2025579 AMAQI
4th Aug 20255510 AMAQI
4th Aug 20255711 AMAQI
4th Aug 20255112 PMAQI
4th Aug 2025581 PMAQI
4th Aug 2025542 PMAQI
4th Aug 2025443 PMAQI
4th Aug 2025504 PMAQI
4th Aug 2025575 PMAQI
4th Aug 2025546 PMAQI
4th Aug 2025577 PMAQI
4th Aug 2025568 PMAQI
4th Aug 2025589 PMAQI
4th Aug 20256010 PMAQI
4th Aug 20255711 PMAQI
5th Aug 20255712 AMAQI
5th Aug 2025571 AMAQI
5th Aug 2025562 AMAQI
5th Aug 2025553 AMAQI
5th Aug 2025554 AMAQI
27°C23/33°C
5th Aug 2025565 AMAQI
5th Aug 2025566 AMAQI
5th Aug 2025607 AMAQI
5th Aug 2025628 AMAQI
5th Aug 2025599 AMAQI
5th Aug 20255810 AMAQI
5th Aug 20255311 AMAQI
5th Aug 20255212 PMAQI
5th Aug 2025501 PMAQI
5th Aug 2025482 PMAQI
5th Aug 2025423 PMAQI
5th Aug 2025464 PMAQI
5th Aug 2025425 PMAQI
5th Aug 2025546 PMAQI
5th Aug 2025577 PMAQI
5th Aug 2025598 PMAQI
5th Aug 2025579 PMAQI
5th Aug 20255610 PMAQI
5th Aug 20255511 PMAQI
6th Aug 20255412 AMAQI
6th Aug 2025561 AMAQI
6th Aug 2025562 AMAQI
6th Aug 2025553 AMAQI
6th Aug 2025554 AMAQI
27°C24/32°C
6th Aug 2025555 AMAQI
6th Aug 2025546 AMAQI
6th Aug 2025557 AMAQI
6th Aug 2025548 AMAQI
6th Aug 2025539 AMAQI
6th Aug 20255510 AMAQI
6th Aug 20255411 AMAQI
6th Aug 20255612 PMAQI
6th Aug 2025541 PMAQI
6th Aug 2025552 PMAQI
6th Aug 2025483 PMAQI
6th Aug 2025404 PMAQI
6th Aug 2025395 PMAQI
6th Aug 2025486 PMAQI
6th Aug 2025527 PMAQI
6th Aug 2025508 PMAQI
6th Aug 2025559 PMAQI
6th Aug 20255210 PMAQI
6th Aug 20255211 PMAQI
7th Aug 20255212 AMAQI
7th Aug 2025541 AMAQI
7th Aug 2025542 AMAQI
7th Aug 2025543 AMAQI
7th Aug 2025544 AMAQI
25°C23/29°C
7th Aug 2025545 AMAQI
7th Aug 2025556 AMAQI
7th Aug 2025477 AMAQI
7th Aug 2025558 AMAQI
7th Aug 2025569 AMAQI
7th Aug 20255610 AMAQI
7th Aug 20255611 AMAQI
7th Aug 20254912 PMAQI
7th Aug 2025481 PMAQI
7th Aug 2025492 PMAQI
7th Aug 2025433 PMAQI
7th Aug 2025364 PMAQI
7th Aug 2025345 PMAQI
7th Aug 2025346 PMAQI
7th Aug 2025517 PMAQI
7th Aug 2025478 PMAQI
7th Aug 2025469 PMAQI
7th Aug 20255010 PMAQI
7th Aug 20254811 PMAQI
8th Aug 20253912 AMAQI
8th Aug 2025531 AMAQI
8th Aug 2025542 AMAQI
8th Aug 2025543 AMAQI
8th Aug 2025534 AMAQI
24°C22/28°C
8th Aug 2025545 AMAQI
8th Aug 2025536 AMAQI
8th Aug 2025357 AMAQI
8th Aug 2025388 AMAQI
8th Aug 2025569 AMAQI
8th Aug 20254010 AMAQI
8th Aug 20253711 AMAQI
8th Aug 20253712 PMAQI
8th Aug 2025381 PMAQI
8th Aug 2025462 PMAQI
8th Aug 2025523 PMAQI
8th Aug 2025484 PMAQI
8th Aug 2025445 PMAQI
8th Aug 2025426 PMAQI
8th Aug 2025457 PMAQI
8th Aug 2025508 PMAQI
8th Aug 2025569 PMAQI
8th Aug 20255710 PMAQI
8th Aug 20256211 PMAQI
9th Aug 20255412 AMAQI
9th Aug 2025511 AMAQI
9th Aug 2025512 AMAQI
9th Aug 2025493 AMAQI
9th Aug 2025494 AMAQI
25°C22/31°C
9th Aug 2025485 AMAQI
9th Aug 2025486 AMAQI
9th Aug 2025537 AMAQI
9th Aug 2025568 AMAQI
9th Aug 2025599 AMAQI
9th Aug 20256010 AMAQI
9th Aug 20255711 AMAQI
9th Aug 20255512 PMAQI
9th Aug 2025541 PMAQI
9th Aug 2025552 PMAQI
9th Aug 2025533 PMAQI
9th Aug 2025524 PMAQI
9th Aug 2025505 PMAQI
9th Aug 2025486 PMAQI
9th Aug 2025517 PMAQI
9th Aug 2025508 PMAQI
9th Aug 2025509 PMAQI
9th Aug 20255310 PMAQI
9th Aug 20255111 PMAQI
10th Aug 20255012 AMAQI
10th Aug 2025511 AMAQI
10th Aug 2025502 AMAQI
10th Aug 2025513 AMAQI
--°C/°C
5 AM
12 PM
7 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
11 AM - 7 PM
57AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
5 AM - 10 AM
56AQI
6 hours / Day
180 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 11 AM to 7 PM (Avg. 57), while the lowest AQI was between 5 AM to 10 AM (Avg. 56).
Night time
Avg. Highest Time
12 AM - 11 PM
58AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM
58AQI
9 hours / Day
270 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 58), while the lowest AQI was between 12 AM to 11 PM (Avg. 58).
2025 Days Vs Air Quality
Chiang Mai University, Ban Mae Kha Tai, Chiang Mai, Thailand
2025
5%
12
65%
144
26%
57
4%
8
Total number of days with different AQI categories in last 221 days in 2025 (144 days remaining)
Good
12 DaysModerate
144 DaysPoor
57 DaysUnhealthy
8 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 5%
Health Risk Level:
Extreme
In 2025, 5% of 221 days were within WHO’s safe air quality limits. The risk of health issues is Extreme, potentially causing respiratory problems, heart disease, skin issues, and stress, especially for children, the elderly, and those with pre-existing conditions.
Annual Air Quality Insights
Chiang Mai University, Ban Mae Kha Tai, 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
91AQI
91AQI
2nd January 2025
84AQI
84AQI
3rd January 2025
88AQI
88AQI
4th January 2025
92AQI
92AQI
5th January 2025
97AQI
97AQI
6th January 2025
104AQI
104AQI
7th January 2025
111AQI
111AQI
8th January 2025
112AQI
112AQI
9th January 2025
128AQI
128AQI
10th January 2025
113AQI
113AQI
11th January 2025
95AQI
95AQI
12th January 2025
95AQI
95AQI
13th January 2025
96AQI
96AQI
14th January 2025
99AQI
99AQI
15th January 2025
95AQI
95AQI
16th January 2025
90AQI
90AQI
17th January 2025
88AQI
88AQI
18th January 2025
94AQI
94AQI
19th January 2025
92AQI
92AQI
20th January 2025
103AQI
103AQI
21st January 2025
116AQI
116AQI
22nd January 2025
114AQI
114AQI
23rd January 2025
116AQI
116AQI
24th January 2025
112AQI
112AQI
25th January 2025
100AQI
100AQI
26th January 2025
96AQI
96AQI
27th January 2025
103AQI
103AQI
28th January 2025
86AQI
86AQI
29th January 2025
105AQI
105AQI
30th January 2025
116AQI
116AQI
31st January 2025
96AQI
96AQI
1st February 2025
93AQI
93AQI
2nd February 2025
92AQI
92AQI
3rd February 2025
104AQI
104AQI
4th February 2025
115AQI
115AQI
5th February 2025
119AQI
119AQI
6th February 2025
111AQI
111AQI
7th February 2025
111AQI
111AQI
8th February 2025
116AQI
116AQI
9th February 2025
105AQI
105AQI
10th February 2025
97AQI
97AQI
11th February 2025
109AQI
109AQI
12th February 2025
103AQI
103AQI
13th February 2025
101AQI
101AQI
14th February 2025
98AQI
98AQI
15th February 2025
100AQI
100AQI
16th February 2025
121AQI
121AQI
17th February 2025
121AQI
121AQI
18th February 2025
120AQI
120AQI
19th February 2025
117AQI
117AQI
20th February 2025
115AQI
115AQI
21st February 2025
103AQI
103AQI
22nd February 2025
106AQI
106AQI
23rd February 2025
99AQI
99AQI
24th February 2025
85AQI
85AQI
25th February 2025
77AQI
77AQI
26th February 2025
71AQI
71AQI
27th February 2025
73AQI
73AQI
28th February 2025
76AQI
76AQI
1st March 2025
79AQI
79AQI
2nd March 2025
78AQI
78AQI
3rd March 2025
93AQI
93AQI
4th March 2025
108AQI
108AQI
5th March 2025
129AQI
129AQI
6th March 2025
114AQI
114AQI
7th March 2025
124AQI
124AQI
8th March 2025
111AQI
111AQI
9th March 2025
102AQI
102AQI
10th March 2025
93AQI
93AQI
11th March 2025
98AQI
98AQI
12th March 2025
101AQI
101AQI
13th March 2025
88AQI
88AQI
14th March 2025
100AQI
100AQI
15th March 2025
128AQI
128AQI
16th March 2025
128AQI
128AQI
17th March 2025
145AQI
145AQI
18th March 2025
133AQI
133AQI
19th March 2025
132AQI
132AQI
20th March 2025
107AQI
107AQI
21st March 2025
139AQI
139AQI
22nd March 2025
145AQI
145AQI
23rd March 2025
158AQI
158AQI
24th March 2025
158AQI
158AQI
25th March 2025
152AQI
152AQI
26th March 2025
140AQI
140AQI
27th March 2025
153AQI
153AQI
28th March 2025
158AQI
158AQI
29th March 2025
160AQI
160AQI
30th March 2025
162AQI
162AQI
31st March 2025
153AQI
153AQI
1st April 2025
145AQI
145AQI
2nd April 2025
142AQI
142AQI
3rd April 2025
133AQI
133AQI
4th April 2025
130AQI
130AQI
5th April 2025
120AQI
120AQI
6th April 2025
107AQI
107AQI
7th April 2025
95AQI
95AQI
8th April 2025
88AQI
88AQI
9th April 2025
96AQI
96AQI
10th April 2025
114AQI
114AQI
11th April 2025
102AQI
102AQI
12th April 2025
93AQI
93AQI
13th April 2025
80AQI
80AQI
14th April 2025
76AQI
76AQI
15th April 2025
73AQI
73AQI
16th April 2025
71AQI
71AQI
17th April 2025
70AQI
70AQI
18th April 2025
67AQI
67AQI
19th April 2025
69AQI
69AQI
20th April 2025
72AQI
72AQI
21st April 2025
77AQI
77AQI
22nd April 2025
82AQI
82AQI
23rd April 2025
87AQI
87AQI
24th April 2025
99AQI
99AQI
25th April 2025
109AQI
109AQI
26th April 2025
107AQI
107AQI
27th April 2025
101AQI
101AQI
28th April 2025
85AQI
85AQI
29th April 2025
78AQI
78AQI
30th April 2025
73AQI
73AQI
1st May 2025
70AQI
70AQI
2nd May 2025
72AQI
72AQI
3rd May 2025
65AQI
65AQI
4th May 2025
71AQI
71AQI
5th May 2025
63AQI
63AQI
6th May 2025
75AQI
75AQI
7th May 2025
75AQI
75AQI
8th May 2025
82AQI
82AQI
9th May 2025
89AQI
89AQI
10th May 2025
94AQI
94AQI
11th May 2025
90AQI
90AQI
12th May 2025
76AQI
76AQI
13th May 2025
66AQI
66AQI
14th May 2025
63AQI
63AQI
15th May 2025
53AQI
53AQI
16th May 2025
49AQI
49AQI
17th May 2025
52AQI
52AQI
18th May 2025
53AQI
53AQI
19th May 2025
53AQI
53AQI
20th May 2025
56AQI
56AQI
21st May 2025
59AQI
59AQI
22nd May 2025
60AQI
60AQI
23rd May 2025
55AQI
55AQI
24th May 2025
54AQI
54AQI
25th May 2025
51AQI
51AQI
26th May 2025
48AQI
48AQI
27th May 2025
51AQI
51AQI
28th May 2025
50AQI
50AQI
29th May 2025
52AQI
52AQI
30th May 2025
48AQI
48AQI
31st May 2025
47AQI
47AQI
1st June 2025
48AQI
48AQI
2nd June 2025
43AQI
43AQI
3rd June 2025
64AQI
64AQI
4th June 2025
77AQI
77AQI
5th June 2025
78AQI
78AQI
6th June 2025
76AQI
76AQI
7th June 2025
67AQI
67AQI
8th June 2025
64AQI
64AQI
9th June 2025
64AQI
64AQI
10th June 2025
58AQI
58AQI
11th June 2025
52AQI
52AQI
12th June 2025
52AQI
52AQI
13th June 2025
53AQI
53AQI
14th June 2025
53AQI
53AQI
15th June 2025
49AQI
49AQI
16th June 2025
45AQI
45AQI
17th June 2025
50AQI
50AQI
18th June 2025
55AQI
55AQI
19th June 2025
56AQI
56AQI
20th June 2025
56AQI
56AQI
21st June 2025
61AQI
61AQI
22nd June 2025
70AQI
70AQI
23rd June 2025
60AQI
60AQI
24th June 2025
59AQI
59AQI
25th June 2025
59AQI
59AQI
26th June 2025
62AQI
62AQI
27th June 2025
62AQI
62AQI
28th June 2025
62AQI
62AQI
29th June 2025
64AQI
64AQI
30th June 2025
66AQI
66AQI
1st July 2025
67AQI
67AQI
2nd July 2025
66AQI
66AQI
3rd July 2025
65AQI
65AQI
4th July 2025
63AQI
63AQI
5th July 2025
65AQI
65AQI
6th July 2025
63AQI
63AQI
7th July 2025
61AQI
61AQI
8th July 2025
61AQI
61AQI
9th July 2025
62AQI
62AQI
10th July 2025
64AQI
64AQI
11th July 2025
64AQI
64AQI
12th July 2025
60AQI
60AQI
13th July 2025
60AQI
60AQI
14th July 2025
59AQI
59AQI
15th July 2025
58AQI
58AQI
16th July 2025
59AQI
59AQI
17th July 2025
58AQI
58AQI
18th July 2025
57AQI
57AQI
19th July 2025
55AQI
55AQI
20th July 2025
55AQI
55AQI
21st July 2025
56AQI
56AQI
22nd July 2025
59AQI
59AQI
23rd July 2025
57AQI
57AQI
24th July 2025
58AQI
58AQI
25th July 2025
56AQI
56AQI
26th July 2025
60AQI
60AQI
27th July 2025
62AQI
62AQI
28th July 2025
60AQI
60AQI
29th July 2025
58AQI
58AQI
30th July 2025
60AQI
60AQI
31st July 2025
63AQI
63AQI
1st August 2025
57AQI
57AQI
2nd August 2025
56AQI
56AQI
3rd August 2025
55AQI
55AQI
4th August 2025
56AQI
56AQI
5th August 2025
54AQI
54AQI
6th August 2025
53AQI
53AQI
7th August 2025
49AQI
49AQI
8th August 2025
48AQI
48AQI
9th August 2025
52AQI
52AQI
101AQI
102AQI
125AQI
95AQI
63AQI
60AQI
60AQI
53AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202585AQI
18
13
11
17
7
16
8
19
11
5
26
5
25
31
2
7
12
144
57
8
Highest AQI recorded in
March125AQI
Lowest AQI recorded in
August53AQI
202461AQI
16
2
1
1
12
23
7
25
6
1
28
25
4
9
22
30
31
83
157
2
1
Highest AQI recorded in
March120AQI
Lowest AQI recorded in
September30AQI
202385AQI
2
1
26
5
28
6
Highest AQI recorded in
November93AQI
Lowest AQI recorded in
December84AQI
202275AQI
24
7
8
12
1
5
21
5
1
6
5
1
10
18
2
21
9
18
2
1
16
11
1
8
8
3
75
91
51
7
Highest AQI recorded in
March128AQI
Lowest AQI recorded in
July29AQI
202181AQI
5
13
13
2
3
4
4
14
2
16
4
5
4
13
1
23
7
17
6
21
5
13
12
2
12
16
15
88
88
40
36
Highest AQI recorded in
March160AQI
Lowest AQI recorded in
July27AQI
202071AQI
5
4
4
2
10
4
1
3
5
4
24
5
29
2
23
8
21
8
1
19
10
1
29
1
23
7
121
90
14
15
8
5
Highest AQI recorded in
March267AQI
Lowest AQI recorded in
July28AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
85AQILeast Polluted Year Recorded
2024(Avg.)
61AQIChiang Mai University's annual 2025 AQI (85) shows an average percentage change of 15.6% (worsened AQI) compared to previous years: 2020 (71), 2021 (81), 2022 (75), 2023 (85), 2024 (61).
