Mae Sai district, Chiang Rai, 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+
November Air Quality Analysis
Mae Sai district, Chiang Rai, Thailand
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
30th Nov 2023
114AQILowest AQI recorded on
8th Nov 2024
21AQISame Day Analysis (4th November ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 4th highest AQI at 44 of Good air quality, showing improvement over 2024, 2023 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 5th Nov - 6th Nov 2025
Mae Sai district, Chiang Rai, Thailand
AQI
Day
Night
.
6 AM5th Nov 2025
5 PM
5 AM6th Nov 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
11AM5th Nov
61AQI
Avg. Lowest Time
6AM5th Nov
36AQI
In the last 24 hours,
Mae Sai district's AQI reached its highest point of 61 at 11 AM during the Night, while the lowest point, 36, was recorded at 6 AM during the Night between 5th Nov and 6th Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
Mae Sai district, Chiang Rai, Thailand
OctNov
07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th
Day
Night
7th Oct 2025666 PMAQI
7th Oct 2025547 PMAQI
7th Oct 2025558 PMAQI
7th Oct 2025599 PMAQI
7th Oct 20256910 PMAQI
7th Oct 20258111 PMAQI
8th Oct 20259012 AMAQI
8th Oct 2025871 AMAQI
8th Oct 2025992 AMAQI
8th Oct 2025713 AMAQI
8th Oct 2025764 AMAQI
8th Oct 2025785 AMAQI
24°C20/29°C
8th Oct 2025846 AMAQI
8th Oct 2025637 AMAQI
8th Oct 2025578 AMAQI
8th Oct 2025559 AMAQI
8th Oct 20255610 AMAQI
8th Oct 20255211 AMAQI
8th Oct 20254812 PMAQI
8th Oct 2025441 PMAQI
8th Oct 2025562 PMAQI
8th Oct 2025533 PMAQI
8th Oct 2025404 PMAQI
8th Oct 2025405 PMAQI
8th Oct 2025486 PMAQI
8th Oct 2025567 PMAQI
8th Oct 2025658 PMAQI
8th Oct 2025649 PMAQI
8th Oct 20256110 PMAQI
8th Oct 20255811 PMAQI
9th Oct 20255812 AMAQI
9th Oct 2025561 AMAQI
9th Oct 2025542 AMAQI
9th Oct 2025593 AMAQI
9th Oct 2025554 AMAQI
9th Oct 2025555 AMAQI
22°C20/29°C
9th Oct 2025526 AMAQI
9th Oct 2025527 AMAQI
9th Oct 2025518 AMAQI
9th Oct 2025499 AMAQI
9th Oct 20255010 AMAQI
9th Oct 20254911 AMAQI
9th Oct 20254612 PMAQI
9th Oct 2025401 PMAQI
9th Oct 2025442 PMAQI
9th Oct 2025453 PMAQI
9th Oct 2025524 PMAQI
9th Oct 2025505 PMAQI
9th Oct 2025586 PMAQI
9th Oct 2025567 PMAQI
9th Oct 2025558 PMAQI
9th Oct 2025599 PMAQI
9th Oct 20255610 PMAQI
9th Oct 20255511 PMAQI
10th Oct 20255912 AMAQI
10th Oct 2025621 AMAQI
10th Oct 2025642 AMAQI
10th Oct 2025583 AMAQI
10th Oct 2025584 AMAQI
10th Oct 2025595 AMAQI
23°C18/30°C
10th Oct 2025606 AMAQI
10th Oct 2025587 AMAQI
10th Oct 2025588 AMAQI
10th Oct 2025569 AMAQI
10th Oct 20255710 AMAQI
10th Oct 20255411 AMAQI
10th Oct 20255512 PMAQI
10th Oct 2025601 PMAQI
10th Oct 2025572 PMAQI
10th Oct 2025563 PMAQI
10th Oct 2025594 PMAQI
10th Oct 2025585 PMAQI
10th Oct 2025586 PMAQI
10th Oct 2025697 PMAQI
10th Oct 2025678 PMAQI
10th Oct 2025669 PMAQI
10th Oct 20257010 PMAQI
10th Oct 20257511 PMAQI
11th Oct 20256912 AMAQI
11th Oct 2025651 AMAQI
11th Oct 2025682 AMAQI
11th Oct 2025693 AMAQI
11th Oct 2025664 AMAQI
11th Oct 2025665 AMAQI
24°C18/31°C
11th Oct 2025666 AMAQI
11th Oct 2025647 AMAQI
11th Oct 2025648 AMAQI
11th Oct 2025649 AMAQI
11th Oct 20256010 AMAQI
11th Oct 20256411 AMAQI
11th Oct 20256712 PMAQI
11th Oct 2025671 PMAQI
11th Oct 2025632 PMAQI
11th Oct 2025683 PMAQI
11th Oct 2025614 PMAQI
11th Oct 2025615 PMAQI
11th Oct 2025656 PMAQI
11th Oct 2025657 PMAQI
11th Oct 2025638 PMAQI
11th Oct 2025639 PMAQI
11th Oct 20256810 PMAQI
11th Oct 20257211 PMAQI
12th Oct 20257112 AMAQI
12th Oct 2025611 AMAQI
12th Oct 2025612 AMAQI
12th Oct 2025643 AMAQI
12th Oct 2025564 AMAQI
12th Oct 2025575 AMAQI
24°C19/30°C
12th Oct 2025606 AMAQI
12th Oct 2025697 AMAQI
12th Oct 2025688 AMAQI
12th Oct 2025669 AMAQI
12th Oct 20256910 AMAQI
12th Oct 20256911 AMAQI
12th Oct 20256812 PMAQI
12th Oct 2025741 PMAQI
12th Oct 2025722 PMAQI
12th Oct 2025673 PMAQI
12th Oct 2025644 PMAQI
12th Oct 2025575 PMAQI
12th Oct 2025606 PMAQI
12th Oct 2025647 PMAQI
12th Oct 2025788 PMAQI
12th Oct 2025759 PMAQI
12th Oct 20256710 PMAQI
12th Oct 20257611 PMAQI
13th Oct 20257912 AMAQI
13th Oct 2025591 AMAQI
13th Oct 2025662 AMAQI
13th Oct 2025663 AMAQI
13th Oct 2025684 AMAQI
13th Oct 2025715 AMAQI
25°C19/32°C
13th Oct 2025756 AMAQI
13th Oct 2025777 AMAQI
13th Oct 2025788 AMAQI
13th Oct 2025689 AMAQI
13th Oct 20257310 AMAQI
13th Oct 20256911 AMAQI
13th Oct 20256712 PMAQI
13th Oct 2025721 PMAQI
13th Oct 2025802 PMAQI
13th Oct 2025893 PMAQI
13th Oct 2025834 PMAQI
13th Oct 2025805 PMAQI
13th Oct 2025816 PMAQI
13th Oct 2025867 PMAQI
13th Oct 2025888 PMAQI
13th Oct 2025919 PMAQI
13th Oct 20259510 PMAQI
13th Oct 202510411 PMAQI
14th Oct 20259912 AMAQI
14th Oct 2025951 AMAQI
14th Oct 2025882 AMAQI
14th Oct 2025823 AMAQI
14th Oct 2025914 AMAQI
14th Oct 2025945 AMAQI
24°C20/31°C
14th Oct 2025916 AMAQI
14th Oct 2025827 AMAQI
14th Oct 2025778 AMAQI
14th Oct 2025749 AMAQI
14th Oct 20257410 AMAQI
14th Oct 20258111 AMAQI
14th Oct 20257812 PMAQI
14th Oct 2025731 PMAQI
14th Oct 2025702 PMAQI
14th Oct 2025783 PMAQI
14th Oct 2025704 PMAQI
14th Oct 2025625 PMAQI
14th Oct 2025656 PMAQI
14th Oct 2025767 PMAQI
14th Oct 2025838 PMAQI
14th Oct 2025689 PMAQI
14th Oct 20257710 PMAQI
14th Oct 20257811 PMAQI
15th Oct 20258012 AMAQI
15th Oct 2025831 AMAQI
15th Oct 2025872 AMAQI
15th Oct 2025793 AMAQI
15th Oct 2025774 AMAQI
15th Oct 2025765 AMAQI
22°C18/28°C
15th Oct 2025836 AMAQI
15th Oct 2025907 AMAQI
15th Oct 2025878 AMAQI
15th Oct 2025819 AMAQI
15th Oct 20257710 AMAQI
15th Oct 20257311 AMAQI
15th Oct 20256712 PMAQI
15th Oct 2025621 PMAQI
15th Oct 2025542 PMAQI
15th Oct 2025483 PMAQI
15th Oct 2025434 PMAQI
15th Oct 2025515 PMAQI
15th Oct 2025496 PMAQI
15th Oct 2025577 PMAQI
15th Oct 2025568 PMAQI
15th Oct 2025569 PMAQI
15th Oct 20256110 PMAQI
15th Oct 20255611 PMAQI
16th Oct 20255512 AMAQI
16th Oct 2025561 AMAQI
16th Oct 2025562 AMAQI
16th Oct 2025573 AMAQI
16th Oct 2025564 AMAQI
16th Oct 2025545 AMAQI
20°C19/22°C
16th Oct 2025556 AMAQI
16th Oct 2025547 AMAQI
16th Oct 2025508 AMAQI
16th Oct 2025509 AMAQI
16th Oct 20255010 AMAQI
16th Oct 20255011 AMAQI
16th Oct 20254912 PMAQI
16th Oct 2025491 PMAQI
16th Oct 2025502 PMAQI
16th Oct 2025503 PMAQI
16th Oct 2025484 PMAQI
16th Oct 2025505 PMAQI
16th Oct 2025506 PMAQI
16th Oct 2025497 PMAQI
16th Oct 2025548 PMAQI
16th Oct 2025639 PMAQI
16th Oct 20256110 PMAQI
16th Oct 20255511 PMAQI
17th Oct 20255312 AMAQI
17th Oct 2025551 AMAQI
17th Oct 2025532 AMAQI
17th Oct 2025483 AMAQI
17th Oct 2025524 AMAQI
17th Oct 2025545 AMAQI
22°C19/27°C
17th Oct 2025526 AMAQI
17th Oct 2025537 AMAQI
17th Oct 2025588 AMAQI
17th Oct 2025559 AMAQI
17th Oct 20255110 AMAQI
17th Oct 20255811 AMAQI
17th Oct 20255912 PMAQI
17th Oct 2025581 PMAQI
17th Oct 2025582 PMAQI
17th Oct 2025543 PMAQI
17th Oct 2025494 PMAQI
17th Oct 2025525 PMAQI
17th Oct 2025556 PMAQI
17th Oct 2025517 PMAQI
17th Oct 2025548 PMAQI
17th Oct 2025599 PMAQI
17th Oct 20256210 PMAQI
17th Oct 20256011 PMAQI
18th Oct 20255612 AMAQI
18th Oct 2025571 AMAQI
18th Oct 2025592 AMAQI
18th Oct 2025523 AMAQI
18th Oct 2025564 AMAQI
18th Oct 2025595 AMAQI
24°C19/31°C
18th Oct 2025596 AMAQI
18th Oct 2025577 AMAQI
18th Oct 2025598 AMAQI
18th Oct 2025599 AMAQI
18th Oct 20255610 AMAQI
18th Oct 20256511 AMAQI
18th Oct 20256612 PMAQI
18th Oct 2025621 PMAQI
18th Oct 2025662 PMAQI
18th Oct 2025523 PMAQI
18th Oct 2025534 PMAQI
18th Oct 2025585 PMAQI
18th Oct 2025566 PMAQI
18th Oct 2025617 PMAQI
18th Oct 2025588 PMAQI
18th Oct 2025579 PMAQI
18th Oct 20256210 PMAQI
18th Oct 20255811 PMAQI
19th Oct 20255712 AMAQI
19th Oct 2025581 AMAQI
19th Oct 2025592 AMAQI
19th Oct 2025553 AMAQI
19th Oct 2025564 AMAQI
19th Oct 2025585 AMAQI
24°C19/30°C
19th Oct 2025586 AMAQI
19th Oct 2025617 AMAQI
19th Oct 2025628 AMAQI
19th Oct 2025649 AMAQI
19th Oct 20256110 AMAQI
19th Oct 20255511 AMAQI
19th Oct 20255512 PMAQI
19th Oct 2025521 PMAQI
19th Oct 2025572 PMAQI
19th Oct 2025643 PMAQI
19th Oct 2025654 PMAQI
19th Oct 2025605 PMAQI
19th Oct 2025606 PMAQI
19th Oct 2025617 PMAQI
19th Oct 2025648 PMAQI
19th Oct 2025709 PMAQI
19th Oct 20257410 PMAQI
19th Oct 20257511 PMAQI
20th Oct 20256812 AMAQI
20th Oct 2025701 AMAQI
20th Oct 2025722 AMAQI
20th Oct 2025673 AMAQI
20th Oct 2025694 AMAQI
20th Oct 2025705 AMAQI
24°C20/32°C
20th Oct 2025726 AMAQI
20th Oct 2025747 AMAQI
20th Oct 2025678 AMAQI
20th Oct 2025679 AMAQI
20th Oct 20256610 AMAQI
20th Oct 20256311 AMAQI
20th Oct 20256412 PMAQI
20th Oct 2025621 PMAQI
20th Oct 2025612 PMAQI
20th Oct 2025613 PMAQI
20th Oct 2025654 PMAQI
20th Oct 2025685 PMAQI
20th Oct 2025796 PMAQI
20th Oct 2025767 PMAQI
20th Oct 2025778 PMAQI
20th Oct 2025789 PMAQI
20th Oct 20258010 PMAQI
20th Oct 20257911 PMAQI
21st Oct 20258112 AMAQI
21st Oct 2025801 AMAQI
21st Oct 2025702 AMAQI
21st Oct 2025713 AMAQI
21st Oct 2025744 AMAQI
21st Oct 2025755 AMAQI
23°C19/30°C
21st Oct 2025766 AMAQI
21st Oct 2025787 AMAQI
21st Oct 2025768 AMAQI
21st Oct 2025799 AMAQI
21st Oct 20257810 AMAQI
21st Oct 20257111 AMAQI
21st Oct 20256612 PMAQI
21st Oct 2025621 PMAQI
21st Oct 2025632 PMAQI
21st Oct 2025643 PMAQI
21st Oct 2025654 PMAQI
21st Oct 2025655 PMAQI
21st Oct 2025696 PMAQI
21st Oct 2025787 PMAQI
21st Oct 2025788 PMAQI
21st Oct 2025819 PMAQI
21st Oct 20258010 PMAQI
21st Oct 20257911 PMAQI
22nd Oct 20257412 AMAQI
22nd Oct 2025781 AMAQI
22nd Oct 2025682 AMAQI
22nd Oct 2025663 AMAQI
22nd Oct 2025664 AMAQI
22nd Oct 2025705 AMAQI
24°C18/30°C
22nd Oct 2025726 AMAQI
22nd Oct 2025747 AMAQI
22nd Oct 2025768 AMAQI
22nd Oct 2025799 AMAQI
22nd Oct 20256910 AMAQI
22nd Oct 20256411 AMAQI
22nd Oct 20255712 PMAQI
22nd Oct 2025621 PMAQI
22nd Oct 2025612 PMAQI
22nd Oct 2025603 PMAQI
22nd Oct 2025624 PMAQI
22nd Oct 2025655 PMAQI
22nd Oct 2025726 PMAQI
22nd Oct 2025747 PMAQI
22nd Oct 2025708 PMAQI
22nd Oct 2025689 PMAQI
22nd Oct 20256410 PMAQI
22nd Oct 20256811 PMAQI
23rd Oct 20257712 AMAQI
23rd Oct 2025721 AMAQI
23rd Oct 2025732 AMAQI
23rd Oct 2025743 AMAQI
23rd Oct 2025714 AMAQI
23rd Oct 2025735 AMAQI
24°C20/30°C
23rd Oct 2025706 AMAQI
23rd Oct 2025657 AMAQI
23rd Oct 2025678 AMAQI
23rd Oct 2025689 AMAQI
23rd Oct 20256110 AMAQI
23rd Oct 20255611 AMAQI
23rd Oct 20255512 PMAQI
23rd Oct 2025541 PMAQI
23rd Oct 2025522 PMAQI
23rd Oct 2025513 PMAQI
23rd Oct 2025514 PMAQI
23rd Oct 2025585 PMAQI
23rd Oct 2025656 PMAQI
23rd Oct 2025707 PMAQI
23rd Oct 2025688 PMAQI
23rd Oct 2025749 PMAQI
23rd Oct 20258410 PMAQI
23rd Oct 20258211 PMAQI
24th Oct 20258012 AMAQI
24th Oct 2025751 AMAQI
24th Oct 2025662 AMAQI
24th Oct 2025633 AMAQI
24th Oct 2025644 AMAQI
24th Oct 2025645 AMAQI
23°C17/30°C
24th Oct 2025636 AMAQI
24th Oct 2025677 AMAQI
24th Oct 2025708 AMAQI
24th Oct 2025699 AMAQI
24th Oct 20255510 AMAQI
24th Oct 20254011 AMAQI
24th Oct 20253712 PMAQI
24th Oct 2025441 PMAQI
24th Oct 2025472 PMAQI
24th Oct 2025393 PMAQI
24th Oct 2025394 PMAQI
24th Oct 2025555 PMAQI
24th Oct 2025636 PMAQI
24th Oct 2025737 PMAQI
24th Oct 2025688 PMAQI
24th Oct 2025569 PMAQI
24th Oct 20257010 PMAQI
24th Oct 20257811 PMAQI
25th Oct 20256812 AMAQI
25th Oct 2025621 AMAQI
25th Oct 2025562 AMAQI
25th Oct 2025603 AMAQI
25th Oct 2025644 AMAQI
25th Oct 2025665 AMAQI
22°C18/28°C
25th Oct 2025696 AMAQI
25th Oct 2025587 AMAQI
25th Oct 2025588 AMAQI
25th Oct 2025599 AMAQI
25th Oct 20254610 AMAQI
25th Oct 20253711 AMAQI
25th Oct 20255412 PMAQI
25th Oct 2025481 PMAQI
25th Oct 2025292 PMAQI
25th Oct 2025453 PMAQI
25th Oct 2025394 PMAQI
25th Oct 2025295 PMAQI
25th Oct 2025476 PMAQI
25th Oct 2025647 PMAQI
25th Oct 2025728 PMAQI
25th Oct 2025679 PMAQI
25th Oct 20255810 PMAQI
25th Oct 20259611 PMAQI
26th Oct 20259212 AMAQI
26th Oct 2025801 AMAQI
26th Oct 2025432 AMAQI
26th Oct 2025533 AMAQI
26th Oct 2025574 AMAQI
26th Oct 2025555 AMAQI
22°C17/28°C
26th Oct 2025516 AMAQI
26th Oct 2025407 AMAQI
26th Oct 2025488 AMAQI
26th Oct 2025499 AMAQI
26th Oct 20253910 AMAQI
26th Oct 20251711 AMAQI
26th Oct 20255212 PMAQI
26th Oct 2025351 PMAQI
26th Oct 2025312 PMAQI
26th Oct 2025283 PMAQI
26th Oct 2025254 PMAQI
26th Oct 2025275 PMAQI
26th Oct 2025286 PMAQI
26th Oct 2025417 PMAQI
26th Oct 2025398 PMAQI
26th Oct 2025299 PMAQI
26th Oct 20253610 PMAQI
26th Oct 20254311 PMAQI
27th Oct 20254312 AMAQI
27th Oct 2025361 AMAQI
27th Oct 2025452 AMAQI
27th Oct 2025513 AMAQI
27th Oct 2025544 AMAQI
27th Oct 2025515 AMAQI
24°C19/30°C
27th Oct 2025466 AMAQI
27th Oct 2025467 AMAQI
27th Oct 2025528 AMAQI
27th Oct 2025469 AMAQI
27th Oct 20252810 AMAQI
27th Oct 20252811 AMAQI
27th Oct 20251812 PMAQI
27th Oct 2025271 PMAQI
27th Oct 2025282 PMAQI
27th Oct 2025233 PMAQI
27th Oct 2025314 PMAQI
27th Oct 2025365 PMAQI
27th Oct 2025396 PMAQI
27th Oct 2025547 PMAQI
27th Oct 2025638 PMAQI
27th Oct 2025589 PMAQI
27th Oct 20255510 PMAQI
27th Oct 20257311 PMAQI
28th Oct 20255712 AMAQI
28th Oct 2025401 AMAQI
28th Oct 2025522 AMAQI
28th Oct 2025523 AMAQI
28th Oct 2025554 AMAQI
28th Oct 2025585 AMAQI
24°C20/30°C
28th Oct 2025576 AMAQI
28th Oct 2025557 AMAQI
28th Oct 2025598 AMAQI
28th Oct 2025599 AMAQI
28th Oct 20254210 AMAQI
28th Oct 20255011 AMAQI
28th Oct 20254212 PMAQI
28th Oct 2025521 PMAQI
28th Oct 2025502 PMAQI
28th Oct 2025533 PMAQI
28th Oct 2025514 PMAQI
28th Oct 2025535 PMAQI
28th Oct 2025576 PMAQI
28th Oct 2025657 PMAQI
28th Oct 2025658 PMAQI
28th Oct 2025639 PMAQI
28th Oct 20256210 PMAQI
28th Oct 20256911 PMAQI
29th Oct 20257212 AMAQI
29th Oct 2025721 AMAQI
29th Oct 2025642 AMAQI
29th Oct 2025583 AMAQI
29th Oct 2025634 AMAQI
29th Oct 2025665 AMAQI
24°C19/30°C
29th Oct 2025656 AMAQI
29th Oct 2025637 AMAQI
29th Oct 2025658 AMAQI
29th Oct 2025669 AMAQI
29th Oct 20255610 AMAQI
29th Oct 20255611 AMAQI
29th Oct 20255412 PMAQI
29th Oct 2025581 PMAQI
29th Oct 2025552 PMAQI
29th Oct 2025613 PMAQI
29th Oct 2025674 PMAQI
29th Oct 2025755 PMAQI
29th Oct 2025726 PMAQI
29th Oct 2025717 PMAQI
29th Oct 2025788 PMAQI
29th Oct 2025769 PMAQI
29th Oct 20257810 PMAQI
29th Oct 20257911 PMAQI
30th Oct 20258012 AMAQI
30th Oct 2025811 AMAQI
30th Oct 2025762 AMAQI
30th Oct 2025773 AMAQI
30th Oct 2025724 AMAQI
30th Oct 2025775 AMAQI
24°C20/31°C
30th Oct 2025786 AMAQI
30th Oct 2025717 AMAQI
30th Oct 2025708 AMAQI
30th Oct 2025709 AMAQI
30th Oct 20256610 AMAQI
30th Oct 20255711 AMAQI
30th Oct 20255912 PMAQI
30th Oct 2025561 PMAQI
30th Oct 2025592 PMAQI
30th Oct 2025603 PMAQI
30th Oct 2025604 PMAQI
30th Oct 2025625 PMAQI
30th Oct 2025766 PMAQI
30th Oct 2025727 PMAQI
30th Oct 2025708 PMAQI
30th Oct 2025649 PMAQI
30th Oct 20257010 PMAQI
30th Oct 20256811 PMAQI
31st Oct 20256812 AMAQI
31st Oct 2025661 AMAQI
31st Oct 2025672 AMAQI
31st Oct 2025653 AMAQI
31st Oct 2025624 AMAQI
31st Oct 2025625 AMAQI
24°C19/31°C
31st Oct 2025586 AMAQI
31st Oct 2025597 AMAQI
31st Oct 2025638 AMAQI
31st Oct 2025679 AMAQI
31st Oct 20256110 AMAQI
31st Oct 20255911 AMAQI
31st Oct 20256212 PMAQI
31st Oct 2025571 PMAQI
31st Oct 2025522 PMAQI
31st Oct 2025563 PMAQI
31st Oct 2025604 PMAQI
31st Oct 2025575 PMAQI
31st Oct 2025586 PMAQI
31st Oct 2025667 PMAQI
31st Oct 2025698 PMAQI
31st Oct 2025659 PMAQI
31st Oct 20256010 PMAQI
31st Oct 20256011 PMAQI
1st Nov 20255512 AMAQI
1st Nov 2025691 AMAQI
1st Nov 2025742 AMAQI
1st Nov 2025483 AMAQI
1st Nov 2025254 AMAQI
1st Nov 2025275 AMAQI
25°C21/31°C
1st Nov 2025286 AMAQI
1st Nov 2025237 AMAQI
1st Nov 2025248 AMAQI
1st Nov 2025229 AMAQI
1st Nov 20253210 AMAQI
1st Nov 20253011 AMAQI
1st Nov 20253712 PMAQI
1st Nov 2025351 PMAQI
1st Nov 2025302 PMAQI
1st Nov 2025293 PMAQI
1st Nov 2025264 PMAQI
1st Nov 2025305 PMAQI
1st Nov 2025386 PMAQI
1st Nov 2025517 PMAQI
1st Nov 2025528 PMAQI
1st Nov 2025449 PMAQI
1st Nov 20254510 PMAQI
1st Nov 20255511 PMAQI
2nd Nov 20254812 AMAQI
2nd Nov 2025481 AMAQI
2nd Nov 2025422 AMAQI
2nd Nov 2025243 AMAQI
2nd Nov 2025284 AMAQI
2nd Nov 2025285 AMAQI
22°C19/25°C
2nd Nov 2025336 AMAQI
2nd Nov 2025367 AMAQI
2nd Nov 2025388 AMAQI
2nd Nov 2025409 AMAQI
2nd Nov 20253410 AMAQI
2nd Nov 20254511 AMAQI
2nd Nov 20255112 PMAQI
2nd Nov 2025521 PMAQI
2nd Nov 2025472 PMAQI
2nd Nov 2025383 PMAQI
2nd Nov 2025424 PMAQI
2nd Nov 2025525 PMAQI
2nd Nov 2025556 PMAQI
2nd Nov 2025567 PMAQI
2nd Nov 2025578 PMAQI
2nd Nov 2025549 PMAQI
2nd Nov 20255010 PMAQI
2nd Nov 20255611 PMAQI
3rd Nov 20255612 AMAQI
3rd Nov 2025401 AMAQI
3rd Nov 2025442 AMAQI
3rd Nov 2025403 AMAQI
3rd Nov 2025454 AMAQI
3rd Nov 2025455 AMAQI
22°C21/24°C
3rd Nov 2025486 AMAQI
3rd Nov 2025397 AMAQI
3rd Nov 2025388 AMAQI
3rd Nov 2025449 AMAQI
3rd Nov 20255410 AMAQI
3rd Nov 20256011 AMAQI
3rd Nov 20255512 PMAQI
3rd Nov 2025621 PMAQI
3rd Nov 2025642 PMAQI
3rd Nov 2025583 PMAQI
3rd Nov 2025404 PMAQI
3rd Nov 2025455 PMAQI
3rd Nov 2025536 PMAQI
3rd Nov 2025567 PMAQI
3rd Nov 2025578 PMAQI
3rd Nov 2025659 PMAQI
3rd Nov 20256510 PMAQI
3rd Nov 20256111 PMAQI
4th Nov 20255712 AMAQI
4th Nov 2025581 AMAQI
4th Nov 2025562 AMAQI
4th Nov 2025533 AMAQI
4th Nov 2025554 AMAQI
4th Nov 2025565 AMAQI
22°C21/25°C
4th Nov 2025556 AMAQI
4th Nov 2025547 AMAQI
4th Nov 2025528 AMAQI
4th Nov 2025499 AMAQI
4th Nov 20253910 AMAQI
4th Nov 20254311 AMAQI
4th Nov 20254612 PMAQI
4th Nov 2025431 PMAQI
4th Nov 2025322 PMAQI
4th Nov 2025343 PMAQI
4th Nov 2025204 PMAQI
4th Nov 2025225 PMAQI
4th Nov 2025246 PMAQI
4th Nov 2025297 PMAQI
4th Nov 2025238 PMAQI
4th Nov 2025269 PMAQI
4th Nov 20253210 PMAQI
4th Nov 20253311 PMAQI
5th Nov 20252212 AMAQI
5th Nov 2025301 AMAQI
5th Nov 2025372 AMAQI
5th Nov 2025313 AMAQI
5th Nov 2025314 AMAQI
5th Nov 2025385 AMAQI
21°C18/27°C
5th Nov 2025366 AMAQI
5th Nov 2025507 AMAQI
5th Nov 2025578 AMAQI
5th Nov 2025589 AMAQI
5th Nov 20255610 AMAQI
5th Nov 20256111 AMAQI
5th Nov 20256112 PMAQI
5th Nov 2025491 PMAQI
5th Nov 2025402 PMAQI
5th Nov 2025413 PMAQI
5th Nov 2025454 PMAQI
5th Nov 2025415 PMAQI
5th Nov 2025496 PMAQI
5th Nov 2025597 PMAQI
5th Nov 2025598 PMAQI
5th Nov 2025569 PMAQI
5th Nov 20255110 PMAQI
5th Nov 20254911 PMAQI
6th Nov 20255712 AMAQI
6th Nov 2025561 AMAQI
6th Nov 2025512 AMAQI
6th Nov 2025503 AMAQI
6th Nov 2025514 AMAQI
6th Nov 2025525 AMAQI
--°C/°C
6th Nov 2025556 AMAQI
6 AM11 AM
5 PM
11 PM
5 AM
--°C/°C
Day time
Avg. Highest Time
6 AM - 9 AM
60AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
4 PM - 5 PM
52AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 9 AM (Avg. 60), while the lowest AQI was between 4 PM to 5 PM (Avg. 52).
Night time
Avg. Highest Time
11 PM
68AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
6 PM
57AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 11 PM to 11 PM (Avg. 68), while the lowest AQI was between 6 PM to 6 PM (Avg. 57).
2025 Days Vs Air Quality
Mae Sai district, Chiang Rai, Thailand
2025
31%
96
44%
134
21%
65
4%
13
Total number of days with different AQI categories in last 309 days in 2025 (56 days remaining)
Good
96 DaysModerate
134 DaysPoor
65 DaysUnhealthy
13 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 31%
Health Risk Level:
High
In 2025, 31% of 309 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
Mae Sai district, Chiang Rai, 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.
-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
88AQI
88AQI
2nd January 2025
88AQI
88AQI
3rd January 2025
79AQI
79AQI
4th January 2025
86AQI
86AQI
5th January 2025
97AQI
97AQI
6th January 2025
113AQI
113AQI
7th January 2025
112AQI
112AQI
8th January 2025
113AQI
113AQI
9th January 2025
120AQI
120AQI
10th January 2025
113AQI
113AQI
11th January 2025
107AQI
107AQI
12th January 2025
91AQI
91AQI
13th January 2025
90AQI
90AQI
14th January 2025
99AQI
99AQI
15th January 2025
105AQI
105AQI
16th January 2025
100AQI
100AQI
17th January 2025
95AQI
95AQI
18th January 2025
97AQI
97AQI
19th January 2025
98AQI
98AQI
20th January 2025
111AQI
111AQI
21st January 2025
123AQI
123AQI
22nd January 2025
127AQI
127AQI
23rd January 2025
125AQI
125AQI
24th January 2025
114AQI
114AQI
25th January 2025
103AQI
103AQI
26th January 2025
100AQI
100AQI
27th January 2025
77AQI
77AQI
28th January 2025
82AQI
82AQI
29th January 2025
99AQI
99AQI
30th January 2025
115AQI
115AQI
31st January 2025
107AQI
107AQI
1st February 2025
102AQI
102AQI
2nd February 2025
111AQI
111AQI
3rd February 2025
108AQI
108AQI
4th February 2025
119AQI
119AQI
5th February 2025
119AQI
119AQI
6th February 2025
114AQI
114AQI
7th February 2025
109AQI
109AQI
8th February 2025
107AQI
107AQI
9th February 2025
91AQI
91AQI
10th February 2025
108AQI
108AQI
11th February 2025
114AQI
114AQI
12th February 2025
112AQI
112AQI
13th February 2025
106AQI
106AQI
14th February 2025
104AQI
104AQI
15th February 2025
100AQI
100AQI
16th February 2025
124AQI
124AQI
17th February 2025
125AQI
125AQI
18th February 2025
125AQI
125AQI
19th February 2025
119AQI
119AQI
20th February 2025
118AQI
118AQI
21st February 2025
109AQI
109AQI
22nd February 2025
113AQI
113AQI
23rd February 2025
101AQI
101AQI
24th February 2025
79AQI
79AQI
25th February 2025
71AQI
71AQI
26th February 2025
61AQI
61AQI
27th February 2025
67AQI
67AQI
28th February 2025
73AQI
73AQI
1st March 2025
74AQI
74AQI
2nd March 2025
82AQI
82AQI
3rd March 2025
95AQI
95AQI
4th March 2025
117AQI
117AQI
5th March 2025
134AQI
134AQI
6th March 2025
131AQI
131AQI
7th March 2025
144AQI
144AQI
8th March 2025
127AQI
127AQI
9th March 2025
116AQI
116AQI
10th March 2025
104AQI
104AQI
11th March 2025
114AQI
114AQI
12th March 2025
121AQI
121AQI
13th March 2025
111AQI
111AQI
14th March 2025
118AQI
118AQI
15th March 2025
134AQI
134AQI
16th March 2025
129AQI
129AQI
17th March 2025
148AQI
148AQI
18th March 2025
131AQI
131AQI
19th March 2025
81AQI
81AQI
20th March 2025
88AQI
88AQI
21st March 2025
101AQI
101AQI
22nd March 2025
128AQI
128AQI
23rd March 2025
141AQI
141AQI
24th March 2025
152AQI
152AQI
25th March 2025
155AQI
155AQI
26th March 2025
157AQI
157AQI
27th March 2025
158AQI
158AQI
28th March 2025
164AQI
164AQI
29th March 2025
163AQI
163AQI
30th March 2025
166AQI
166AQI
31st March 2025
159AQI
159AQI
1st April 2025
154AQI
154AQI
2nd April 2025
152AQI
152AQI
3rd April 2025
151AQI
151AQI
4th April 2025
156AQI
156AQI
5th April 2025
156AQI
156AQI
6th April 2025
150AQI
150AQI
7th April 2025
128AQI
128AQI
8th April 2025
127AQI
127AQI
9th April 2025
144AQI
144AQI
10th April 2025
141AQI
141AQI
11th April 2025
148AQI
148AQI
12th April 2025
124AQI
124AQI
13th April 2025
85AQI
85AQI
14th April 2025
69AQI
69AQI
15th April 2025
61AQI
61AQI
16th April 2025
59AQI
59AQI
17th April 2025
60AQI
60AQI
18th April 2025
59AQI
59AQI
19th April 2025
63AQI
63AQI
20th April 2025
67AQI
67AQI
21st April 2025
72AQI
72AQI
22nd April 2025
86AQI
86AQI
23rd April 2025
92AQI
92AQI
24th April 2025
106AQI
106AQI
25th April 2025
113AQI
113AQI
26th April 2025
118AQI
118AQI
27th April 2025
113AQI
113AQI
28th April 2025
82AQI
82AQI
29th April 2025
76AQI
76AQI
30th April 2025
66AQI
66AQI
1st May 2025
63AQI
63AQI
2nd May 2025
67AQI
67AQI
3rd May 2025
65AQI
65AQI
4th May 2025
68AQI
68AQI
5th May 2025
69AQI
69AQI
6th May 2025
75AQI
75AQI
7th May 2025
83AQI
83AQI
8th May 2025
88AQI
88AQI
9th May 2025
83AQI
83AQI
10th May 2025
93AQI
93AQI
11th May 2025
96AQI
96AQI
12th May 2025
68AQI
68AQI
13th May 2025
71AQI
71AQI
14th May 2025
69AQI
69AQI
15th May 2025
59AQI
59AQI
16th May 2025
59AQI
59AQI
17th May 2025
57AQI
57AQI
18th May 2025
55AQI
55AQI
19th May 2025
56AQI
56AQI
20th May 2025
59AQI
59AQI
21st May 2025
63AQI
63AQI
22nd May 2025
64AQI
64AQI
23rd May 2025
71AQI
71AQI
24th May 2025
58AQI
58AQI
25th May 2025
54AQI
54AQI
26th May 2025
52AQI
52AQI
27th May 2025
57AQI
57AQI
28th May 2025
53AQI
53AQI
29th May 2025
56AQI
56AQI
30th May 2025
54AQI
54AQI
31st May 2025
55AQI
55AQI
1st June 2025
58AQI
58AQI
2nd June 2025
59AQI
59AQI
3rd June 2025
62AQI
62AQI
4th June 2025
65AQI
65AQI
5th June 2025
72AQI
72AQI
6th June 2025
76AQI
76AQI
7th June 2025
74AQI
74AQI
8th June 2025
76AQI
76AQI
9th June 2025
78AQI
78AQI
10th June 2025
63AQI
63AQI
11th June 2025
58AQI
58AQI
12th June 2025
60AQI
60AQI
13th June 2025
61AQI
61AQI
14th June 2025
61AQI
61AQI
15th June 2025
55AQI
55AQI
16th June 2025
53AQI
53AQI
17th June 2025
51AQI
51AQI
18th June 2025
41AQI
41AQI
19th June 2025
44AQI
44AQI
20th June 2025
47AQI
47AQI
21st June 2025
49AQI
49AQI
22nd June 2025
49AQI
49AQI
23rd June 2025
45AQI
45AQI
24th June 2025
45AQI
45AQI
25th June 2025
46AQI
46AQI
26th June 2025
48AQI
48AQI
27th June 2025
44AQI
44AQI
28th June 2025
45AQI
45AQI
29th June 2025
44AQI
44AQI
30th June 2025
48AQI
48AQI
1st July 2025
49AQI
49AQI
2nd July 2025
45AQI
45AQI
3rd July 2025
50AQI
50AQI
4th July 2025
45AQI
45AQI
5th July 2025
45AQI
45AQI
6th July 2025
40AQI
40AQI
7th July 2025
38AQI
38AQI
8th July 2025
42AQI
42AQI
9th July 2025
48AQI
48AQI
10th July 2025
47AQI
47AQI
11th July 2025
45AQI
45AQI
12th July 2025
41AQI
41AQI
13th July 2025
43AQI
43AQI
14th July 2025
44AQI
44AQI
15th July 2025
41AQI
41AQI
16th July 2025
43AQI
43AQI
17th July 2025
46AQI
46AQI
18th July 2025
43AQI
43AQI
19th July 2025
47AQI
47AQI
20th July 2025
43AQI
43AQI
21st July 2025
49AQI
49AQI
22nd July 2025
44AQI
44AQI
23rd July 2025
39AQI
39AQI
24th July 2025
33AQI
33AQI
25th July 2025
35AQI
35AQI
26th July 2025
39AQI
39AQI
27th July 2025
38AQI
38AQI
28th July 2025
36AQI
36AQI
29th July 2025
44AQI
44AQI
30th July 2025
42AQI
42AQI
31st July 2025
50AQI
50AQI
1st August 2025
57AQI
57AQI
2nd August 2025
54AQI
54AQI
3rd August 2025
54AQI
54AQI
4th August 2025
56AQI
56AQI
5th August 2025
53AQI
53AQI
6th August 2025
48AQI
48AQI
7th August 2025
44AQI
44AQI
8th August 2025
43AQI
43AQI
9th August 2025
38AQI
38AQI
10th August 2025
43AQI
43AQI
11th August 2025
44AQI
44AQI
12th August 2025
46AQI
46AQI
13th August 2025
49AQI
49AQI
14th August 2025
51AQI
51AQI
15th August 2025
50AQI
50AQI
16th August 2025
47AQI
47AQI
17th August 2025
47AQI
47AQI
18th August 2025
50AQI
50AQI
19th August 2025
50AQI
50AQI
20th August 2025
50AQI
50AQI
21st August 2025
51AQI
51AQI
22nd August 2025
51AQI
51AQI
23rd August 2025
46AQI
46AQI
24th August 2025
47AQI
47AQI
25th August 2025
52AQI
52AQI
26th August 2025
50AQI
50AQI
27th August 2025
47AQI
47AQI
28th August 2025
46AQI
46AQI
29th August 2025
47AQI
47AQI
30th August 2025
49AQI
49AQI
31st August 2025
49AQI
49AQI
1st September 2025
52AQI
52AQI
2nd September 2025
50AQI
50AQI
3rd September 2025
53AQI
53AQI
4th September 2025
56AQI
56AQI
5th September 2025
50AQI
50AQI
6th September 2025
51AQI
51AQI
7th September 2025
54AQI
54AQI
8th September 2025
55AQI
55AQI
9th September 2025
52AQI
52AQI
10th September 2025
47AQI
47AQI
11th September 2025
44AQI
44AQI
12th September 2025
50AQI
50AQI
13th September 2025
50AQI
50AQI
14th September 2025
46AQI
46AQI
15th September 2025
50AQI
50AQI
16th September 2025
46AQI
46AQI
17th September 2025
49AQI
49AQI
18th September 2025
49AQI
49AQI
19th September 2025
39AQI
39AQI
20th September 2025
37AQI
37AQI
21st September 2025
39AQI
39AQI
22nd September 2025
36AQI
36AQI
23rd September 2025
36AQI
36AQI
24th September 2025
34AQI
34AQI
25th September 2025
43AQI
43AQI
26th September 2025
39AQI
39AQI
27th September 2025
31AQI
31AQI
28th September 2025
24AQI
24AQI
29th September 2025
43AQI
43AQI
30th September 2025
39AQI
39AQI
1st October 2025
39AQI
39AQI
2nd October 2025
44AQI
44AQI
3rd October 2025
47AQI
47AQI
4th October 2025
54AQI
54AQI
5th October 2025
60AQI
60AQI
6th October 2025
66AQI
66AQI
7th October 2025
65AQI
65AQI
8th October 2025
69AQI
69AQI
9th October 2025
54AQI
54AQI
10th October 2025
60AQI
60AQI
11th October 2025
67AQI
67AQI
12th October 2025
67AQI
67AQI
13th October 2025
80AQI
80AQI
14th October 2025
84AQI
84AQI
15th October 2025
69AQI
69AQI
16th October 2025
54AQI
54AQI
17th October 2025
54AQI
54AQI
18th October 2025
58AQI
58AQI
19th October 2025
61AQI
61AQI
20th October 2025
70AQI
70AQI
21st October 2025
75AQI
75AQI
22nd October 2025
69AQI
69AQI
23rd October 2025
70AQI
70AQI
24th October 2025
64AQI
64AQI
25th October 2025
60AQI
60AQI
26th October 2025
52AQI
52AQI
27th October 2025
44AQI
44AQI
28th October 2025
56AQI
56AQI
29th October 2025
68AQI
68AQI
30th October 2025
71AQI
71AQI
31st October 2025
63AQI
63AQI
1st November 2025
42AQI
42AQI
2nd November 2025
45AQI
45AQI
3rd November 2025
53AQI
53AQI
4th November 2025
44AQI
44AQI
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025
102AQI
104AQI
127AQI
106AQI
66AQI
56AQI
43AQI
49AQI
45AQI
62AQI
46AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202575AQI
16
15
7
21
5
18
8
14
11
5
31
13
17
31
22
9
23
7
4
27
3
1
96
134
65
13
Highest AQI recorded in
March127AQI
Lowest AQI recorded in
July43AQI
202491AQI
17
14
2
25
2
1
5
10
13
2
12
9
7
2
5
12
8
5
1
22
8
28
3
31
3
6
7
8
22
31
103
103
64
26
21
4
Highest AQI recorded in
March203AQI
Lowest AQI recorded in
August23AQI
2023139AQI
11
20
2
7
19
2
3
16
3
7
1
3
20
4
19
12
2
52
46
35
4
10
Highest AQI recorded in
April368AQI
Lowest AQI recorded in
November80AQI
202290AQI
3
5
21
4
1
10
19
6
34
23
Highest AQI recorded in
December104AQI
Lowest AQI recorded in
November77AQI
Most & Least Polluted Years Over the Last 4 Years
Most Polluted Year Recorded
2023(Avg.)
139AQILeast Polluted Year Recorded
2025(Avg.)
75AQIMae Sai district's annual 2025 AQI (75) shows an average percentage change of -26.5% (improved AQI) compared to previous years: 2022 (90), 2023 (139), 2024 (91).
