Omkoi District, 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
Omkoi District, Chiang Mai, Thailand
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
10th Aug 2026
161AQILowest AQI recorded on
8th Aug 2023
1AQISame Day Analysis (12th August):
On this day, AQI across the 4 years varied significantly: 2026 ranks 3rd highest AQI at 20 of Good air quality, showing improvement over 2025 and 2024 on the same day.
Day & Night AQI Trend: 11th Aug - 12th Aug 2026
Omkoi District, Chiang Mai, Thailand
AQI
Day
Night
.
6 AM11th Aug 2026
7 PM
5 AM12th Aug 2026
Day time
Avg. Highest Time
6AM11th Aug
160AQI
Avg. Lowest Time
5PM11th Aug
8AQI
Night time
Avg. Highest Time
9PM11th Aug
33AQI
Avg. Lowest Time
11PM11th Aug
8AQI
In the last 24 hours,
Omkoi District's AQI reached its highest point of 160 at 6 AM during the Day, while the lowest point, 8, was recorded at 11 PM during the Night between 11th Aug and 12th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Omkoi District, Chiang Mai, Thailand
JulAug
14th - 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 - 11th11th - 12th12th
Day
Night
14th Jul 202686 AMAQI
14th Jul 2026127 AMAQI
14th Jul 2026218 AMAQI
14th Jul 2026279 AMAQI
14th Jul 20262110 AMAQI
14th Jul 20264211 AMAQI
14th Jul 20265312 PMAQI
14th Jul 2026541 PMAQI
14th Jul 2026542 PMAQI
14th Jul 2026213 PMAQI
14th Jul 2026364 PMAQI
14th Jul 2026555 PMAQI
14th Jul 2026536 PMAQI
14th Jul 2026537 PMAQI
14th Jul 2026688 PMAQI
14th Jul 2026659 PMAQI
14th Jul 20264610 PMAQI
14th Jul 20265411 PMAQI
15th Jul 20263612 AMAQI
15th Jul 2026231 AMAQI
15th Jul 2026652 AMAQI
15th Jul 2026643 AMAQI
15th Jul 2026314 AMAQI
15th Jul 2026335 AMAQI
21°C18/25°C
15th Jul 2026466 AMAQI
15th Jul 2026317 AMAQI
15th Jul 2026388 AMAQI
15th Jul 2026469 AMAQI
15th Jul 20264610 AMAQI
15th Jul 20265311 AMAQI
15th Jul 20265912 PMAQI
15th Jul 2026621 PMAQI
15th Jul 2026552 PMAQI
15th Jul 2026623 PMAQI
15th Jul 2026734 PMAQI
15th Jul 2026725 PMAQI
15th Jul 2026656 PMAQI
15th Jul 2026537 PMAQI
15th Jul 2026238 PMAQI
15th Jul 2026279 PMAQI
15th Jul 20261710 PMAQI
15th Jul 20262711 PMAQI
16th Jul 20262312 AMAQI
16th Jul 2026141 AMAQI
16th Jul 2026312 AMAQI
16th Jul 2026293 AMAQI
16th Jul 2026274 AMAQI
16th Jul 2026525 AMAQI
19°C19/21°C
16th Jul 2026516 AMAQI
16th Jul 2026487 AMAQI
16th Jul 2026578 AMAQI
16th Jul 2026569 AMAQI
16th Jul 20265310 AMAQI
16th Jul 20265411 AMAQI
16th Jul 20265612 PMAQI
16th Jul 2026511 PMAQI
16th Jul 2026462 PMAQI
16th Jul 2026673 PMAQI
16th Jul 2026494 PMAQI
16th Jul 2026475 PMAQI
16th Jul 2026556 PMAQI
16th Jul 2026537 PMAQI
16th Jul 2026548 PMAQI
16th Jul 2026429 PMAQI
16th Jul 20265310 PMAQI
16th Jul 20265411 PMAQI
17th Jul 20263612 AMAQI
17th Jul 2026271 AMAQI
17th Jul 2026552 AMAQI
17th Jul 2026363 AMAQI
17th Jul 2026334 AMAQI
17th Jul 2026335 AMAQI
20°C18/24°C
17th Jul 2026336 AMAQI
17th Jul 2026297 AMAQI
17th Jul 2026178 AMAQI
17th Jul 2026299 AMAQI
17th Jul 20262910 AMAQI
17th Jul 20262911 AMAQI
17th Jul 20262512 PMAQI
17th Jul 2026271 PMAQI
17th Jul 2026252 PMAQI
17th Jul 2026273 PMAQI
17th Jul 2026334 PMAQI
17th Jul 2026255 PMAQI
17th Jul 2026316 PMAQI
17th Jul 2026337 PMAQI
17th Jul 2026508 PMAQI
17th Jul 2026629 PMAQI
17th Jul 20265610 PMAQI
17th Jul 20265311 PMAQI
18th Jul 20265112 AMAQI
18th Jul 2026521 AMAQI
18th Jul 2026502 AMAQI
18th Jul 2026493 AMAQI
18th Jul 2026464 AMAQI
18th Jul 2026465 AMAQI
19°C18/21°C
18th Jul 2026426 AMAQI
18th Jul 2026537 AMAQI
18th Jul 2026588 AMAQI
18th Jul 2026669 AMAQI
18th Jul 20266410 AMAQI
18th Jul 20265911 AMAQI
18th Jul 20265612 PMAQI
18th Jul 2026481 PMAQI
18th Jul 2026362 PMAQI
18th Jul 2026333 PMAQI
18th Jul 2026294 PMAQI
18th Jul 2026295 PMAQI
18th Jul 2026336 PMAQI
18th Jul 2026367 PMAQI
18th Jul 2026408 PMAQI
18th Jul 2026539 PMAQI
18th Jul 20265210 PMAQI
18th Jul 20265411 PMAQI
19th Jul 20264612 AMAQI
19th Jul 2026461 AMAQI
19th Jul 2026422 AMAQI
19th Jul 2026423 AMAQI
19th Jul 2026384 AMAQI
19th Jul 2026425 AMAQI
20°C18/24°C
19th Jul 2026336 AMAQI
19th Jul 2026387 AMAQI
19th Jul 2026558 AMAQI
19th Jul 2026559 AMAQI
19th Jul 20265010 AMAQI
19th Jul 20265511 AMAQI
19th Jul 20263612 PMAQI
19th Jul 2026291 PMAQI
19th Jul 2026272 PMAQI
19th Jul 2026293 PMAQI
19th Jul 2026254 PMAQI
19th Jul 2026235 PMAQI
19th Jul 2026276 PMAQI
19th Jul 2026337 PMAQI
19th Jul 2026518 PMAQI
19th Jul 2026629 PMAQI
19th Jul 202610810 PMAQI
19th Jul 202611511 PMAQI
20th Jul 20269812 AMAQI
20th Jul 20261081 AMAQI
20th Jul 2026542 AMAQI
20th Jul 2026543 AMAQI
20th Jul 2026544 AMAQI
20th Jul 2026425 AMAQI
20°C18/24°C
20th Jul 2026336 AMAQI
20th Jul 2026337 AMAQI
20th Jul 2026558 AMAQI
20th Jul 2026659 AMAQI
20th Jul 20265710 AMAQI
20th Jul 20263811 AMAQI
20th Jul 20263812 PMAQI
20th Jul 2026211 PMAQI
20th Jul 2026252 PMAQI
20th Jul 2026233 PMAQI
20th Jul 2026214 PMAQI
20th Jul 2026215 PMAQI
20th Jul 2026236 PMAQI
20th Jul 2026257 PMAQI
20th Jul 2026258 PMAQI
20th Jul 2026279 PMAQI
20th Jul 20262710 PMAQI
20th Jul 20262711 PMAQI
21st Jul 20262112 AMAQI
21st Jul 2026211 AMAQI
21st Jul 2026212 AMAQI
21st Jul 2026213 AMAQI
21st Jul 2026214 AMAQI
21st Jul 2026215 AMAQI
21°C18/26°C
21st Jul 2026306 AMAQI
21st Jul 2026297 AMAQI
21st Jul 2026258 AMAQI
21st Jul 2026279 AMAQI
21st Jul 20263111 AMAQI
21st Jul 20263612 PMAQI
21st Jul 2026361 PMAQI
21st Jul 2026332 PMAQI
21st Jul 2026193 PMAQI
21st Jul 2026214 PMAQI
21st Jul 2026725 PMAQI
21st Jul 2026336 PMAQI
21st Jul 2026277 PMAQI
21st Jul 2026218 PMAQI
21st Jul 2026259 PMAQI
21st Jul 20262510 PMAQI
21st Jul 20262111 PMAQI
22nd Jul 20262512 AMAQI
22nd Jul 2026171 AMAQI
22nd Jul 2026212 AMAQI
22nd Jul 2026213 AMAQI
22nd Jul 2026214 AMAQI
22nd Jul 2026235 AMAQI
19°C18/24°C
22nd Jul 2026236 AMAQI
22nd Jul 2026147 AMAQI
22nd Jul 2026218 AMAQI
22nd Jul 2026339 AMAQI
22nd Jul 20263310 AMAQI
22nd Jul 20263311 AMAQI
22nd Jul 20262912 PMAQI
22nd Jul 2026251 PMAQI
22nd Jul 2026212 PMAQI
22nd Jul 2026233 PMAQI
22nd Jul 2026174 PMAQI
22nd Jul 2026215 PMAQI
22nd Jul 2026216 PMAQI
22nd Jul 2026297 PMAQI
22nd Jul 2026298 PMAQI
22nd Jul 2026319 PMAQI
22nd Jul 20263810 PMAQI
22nd Jul 20263311 PMAQI
23rd Jul 20262712 AMAQI
23rd Jul 2026381 AMAQI
23rd Jul 2026192 AMAQI
23rd Jul 2026213 AMAQI
23rd Jul 2026124 AMAQI
23rd Jul 2026125 AMAQI
20°C18/22°C
23rd Jul 2026146 AMAQI
23rd Jul 2026197 AMAQI
23rd Jul 2026218 AMAQI
23rd Jul 2026219 AMAQI
23rd Jul 20262510 AMAQI
23rd Jul 20262911 AMAQI
23rd Jul 20263412 PMAQI
23rd Jul 2026521 PMAQI
23rd Jul 2026272 PMAQI
23rd Jul 2026293 PMAQI
23rd Jul 2026254 PMAQI
23rd Jul 2026255 PMAQI
23rd Jul 2026296 PMAQI
23rd Jul 2026327 PMAQI
23rd Jul 2026318 PMAQI
23rd Jul 2026259 PMAQI
23rd Jul 20262510 PMAQI
23rd Jul 20263611 PMAQI
24th Jul 20264612 AMAQI
24th Jul 2026541 AMAQI
24th Jul 202682 AMAQI
24th Jul 2026573 AMAQI
24th Jul 2026274 AMAQI
24th Jul 2026175 AMAQI
20°C18/23°C
24th Jul 2026176 AMAQI
24th Jul 2026257 AMAQI
24th Jul 2026258 AMAQI
24th Jul 2026339 AMAQI
24th Jul 20263610 AMAQI
24th Jul 20263811 AMAQI
24th Jul 20262712 PMAQI
24th Jul 2026211 PMAQI
24th Jul 2026252 PMAQI
24th Jul 2026213 PMAQI
24th Jul 2026234 PMAQI
24th Jul 2026275 PMAQI
24th Jul 2026216 PMAQI
24th Jul 2026257 PMAQI
24th Jul 2026178 PMAQI
24th Jul 2026219 PMAQI
24th Jul 20261710 PMAQI
24th Jul 20261711 PMAQI
25th Jul 20261712 AMAQI
25th Jul 2026141 AMAQI
25th Jul 2026172 AMAQI
25th Jul 2026173 AMAQI
25th Jul 2026144 AMAQI
25th Jul 2026125 AMAQI
20°C18/24°C
25th Jul 2026196 AMAQI
25th Jul 2026217 AMAQI
25th Jul 2026258 AMAQI
25th Jul 2026339 AMAQI
25th Jul 20262510 AMAQI
25th Jul 20261711 AMAQI
25th Jul 20261412 PMAQI
25th Jul 2026121 PMAQI
25th Jul 2026122 PMAQI
25th Jul 2026123 PMAQI
25th Jul 2026124 PMAQI
25th Jul 2026125 PMAQI
25th Jul 2026126 PMAQI
25th Jul 2026197 PMAQI
25th Jul 2026198 PMAQI
25th Jul 2026279 PMAQI
25th Jul 20263610 PMAQI
25th Jul 20263611 PMAQI
26th Jul 20263812 AMAQI
26th Jul 2026231 AMAQI
26th Jul 2026212 AMAQI
26th Jul 2026173 AMAQI
26th Jul 2026214 AMAQI
26th Jul 2026175 AMAQI
20°C17/25°C
26th Jul 2026216 AMAQI
26th Jul 2026177 AMAQI
26th Jul 2026218 AMAQI
26th Jul 2026339 AMAQI
26th Jul 20264610 AMAQI
26th Jul 20262511 AMAQI
26th Jul 20262112 PMAQI
26th Jul 2026331 PMAQI
26th Jul 2026272 PMAQI
26th Jul 2026253 PMAQI
26th Jul 2026234 PMAQI
26th Jul 2026165 PMAQI
26th Jul 2026236 PMAQI
26th Jul 2026337 PMAQI
26th Jul 2026298 PMAQI
26th Jul 2026269 PMAQI
26th Jul 20262110 PMAQI
26th Jul 20262111 PMAQI
27th Jul 20262112 AMAQI
27th Jul 2026271 AMAQI
27th Jul 2026212 AMAQI
27th Jul 2026173 AMAQI
27th Jul 2026124 AMAQI
27th Jul 2026175 AMAQI
20°C18/26°C
27th Jul 2026216 AMAQI
27th Jul 2026317 AMAQI
27th Jul 2026258 AMAQI
27th Jul 2026259 AMAQI
27th Jul 20262710 AMAQI
27th Jul 20261211 AMAQI
27th Jul 20262512 PMAQI
27th Jul 2026231 PMAQI
27th Jul 202682 PMAQI
27th Jul 202683 PMAQI
27th Jul 2026194 PMAQI
27th Jul 2026255 PMAQI
27th Jul 2026256 PMAQI
27th Jul 2026257 PMAQI
27th Jul 2026258 PMAQI
27th Jul 2026219 PMAQI
27th Jul 20262910 PMAQI
27th Jul 20262111 PMAQI
28th Jul 20263812 AMAQI
28th Jul 2026331 AMAQI
28th Jul 2026212 AMAQI
28th Jul 2026523 AMAQI
28th Jul 2026424 AMAQI
28th Jul 2026335 AMAQI
19°C19/21°C
28th Jul 2026236 AMAQI
28th Jul 2026367 AMAQI
28th Jul 2026488 AMAQI
28th Jul 2026429 AMAQI
28th Jul 20261210 AMAQI
28th Jul 20262311 AMAQI
28th Jul 20261412 PMAQI
28th Jul 2026271 PMAQI
28th Jul 202682 PMAQI
28th Jul 2026253 PMAQI
28th Jul 2026214 PMAQI
28th Jul 2026335 PMAQI
28th Jul 2026256 PMAQI
28th Jul 202687 PMAQI
28th Jul 2026298 PMAQI
28th Jul 2026309 PMAQI
28th Jul 20262710 PMAQI
28th Jul 20261811 PMAQI
29th Jul 20262512 AMAQI
29th Jul 2026271 AMAQI
29th Jul 2026212 AMAQI
29th Jul 2026273 AMAQI
29th Jul 2026234 AMAQI
29th Jul 2026335 AMAQI
19°C18/20°C
29th Jul 2026146 AMAQI
29th Jul 2026217 AMAQI
29th Jul 2026238 AMAQI
29th Jul 2026299 AMAQI
29th Jul 20262110 AMAQI
29th Jul 20262911 AMAQI
29th Jul 20263312 PMAQI
29th Jul 2026251 PMAQI
29th Jul 2026232 PMAQI
29th Jul 2026103 PMAQI
29th Jul 2026294 PMAQI
29th Jul 2026385 PMAQI
29th Jul 2026566 PMAQI
29th Jul 2026567 PMAQI
29th Jul 2026548 PMAQI
29th Jul 2026409 PMAQI
29th Jul 20262710 PMAQI
29th Jul 20262711 PMAQI
30th Jul 2026812 AMAQI
30th Jul 2026211 AMAQI
30th Jul 2026252 AMAQI
30th Jul 2026233 AMAQI
30th Jul 2026214 AMAQI
30th Jul 2026255 AMAQI
19°C19/20°C
30th Jul 2026216 AMAQI
30th Jul 2026317 AMAQI
30th Jul 2026218 AMAQI
30th Jul 2026239 AMAQI
30th Jul 20262310 AMAQI
30th Jul 20262711 AMAQI
30th Jul 20263112 PMAQI
30th Jul 2026331 PMAQI
30th Jul 2026272 PMAQI
30th Jul 2026273 PMAQI
30th Jul 2026254 PMAQI
30th Jul 2026215 PMAQI
30th Jul 2026236 PMAQI
30th Jul 2026257 PMAQI
30th Jul 2026258 PMAQI
30th Jul 2026409 PMAQI
30th Jul 20262910 PMAQI
30th Jul 20262311 PMAQI
31st Jul 20261912 AMAQI
31st Jul 2026121 AMAQI
31st Jul 2026122 AMAQI
31st Jul 2026123 AMAQI
31st Jul 2026144 AMAQI
31st Jul 2026195 AMAQI
20°C19/22°C
31st Jul 2026126 AMAQI
31st Jul 2026177 AMAQI
31st Jul 2026218 AMAQI
31st Jul 2026279 AMAQI
31st Jul 20261710 AMAQI
31st Jul 20261211 AMAQI
31st Jul 2026812 PMAQI
31st Jul 2026211 PMAQI
31st Jul 202682 PMAQI
31st Jul 2026123 PMAQI
31st Jul 2026174 PMAQI
31st Jul 2026145 PMAQI
31st Jul 2026146 PMAQI
31st Jul 2026197 PMAQI
31st Jul 2026238 PMAQI
31st Jul 2026219 PMAQI
31st Jul 20264010 PMAQI
31st Jul 20262511 PMAQI
1st Aug 20261912 AMAQI
1st Aug 2026191 AMAQI
1st Aug 2026192 AMAQI
1st Aug 2026123 AMAQI
1st Aug 2026144 AMAQI
1st Aug 2026185 AMAQI
20°C19/22°C
1st Aug 2026336 AMAQI
1st Aug 2026337 AMAQI
1st Aug 2026178 AMAQI
1st Aug 2026179 AMAQI
1st Aug 20261710 AMAQI
1st Aug 20261211 AMAQI
1st Aug 20261612 PMAQI
1st Aug 2026191 PMAQI
1st Aug 2026192 PMAQI
1st Aug 2026193 PMAQI
1st Aug 2026144 PMAQI
1st Aug 2026195 PMAQI
1st Aug 2026196 PMAQI
1st Aug 2026197 PMAQI
1st Aug 2026218 PMAQI
1st Aug 2026199 PMAQI
1st Aug 20262710 PMAQI
1st Aug 20261211 PMAQI
2nd Aug 20262512 AMAQI
2nd Aug 2026211 AMAQI
2nd Aug 2026212 AMAQI
2nd Aug 2026213 AMAQI
2nd Aug 2026314 AMAQI
2nd Aug 2026585 AMAQI
19°C18/21°C
2nd Aug 202686 AMAQI
2nd Aug 202687 AMAQI
2nd Aug 2026218 AMAQI
2nd Aug 2026279 AMAQI
2nd Aug 20262510 AMAQI
2nd Aug 20262311 AMAQI
2nd Aug 20262312 PMAQI
2nd Aug 2026171 PMAQI
2nd Aug 2026102 PMAQI
2nd Aug 2026173 PMAQI
2nd Aug 2026164 PMAQI
2nd Aug 2026145 PMAQI
2nd Aug 2026166 PMAQI
2nd Aug 2026217 PMAQI
2nd Aug 2026258 PMAQI
2nd Aug 2026299 PMAQI
2nd Aug 20262510 PMAQI
2nd Aug 20263111 PMAQI
3rd Aug 20262912 AMAQI
3rd Aug 2026251 AMAQI
3rd Aug 2026232 AMAQI
3rd Aug 2026213 AMAQI
3rd Aug 2026254 AMAQI
3rd Aug 2026255 AMAQI
19°C19/20°C
3rd Aug 2026256 AMAQI
3rd Aug 2026387 AMAQI
3rd Aug 2026368 AMAQI
3rd Aug 2026309 AMAQI
3rd Aug 20266210 AMAQI
3rd Aug 20262711 AMAQI
3rd Aug 20261212 PMAQI
3rd Aug 2026331 PMAQI
3rd Aug 2026122 PMAQI
3rd Aug 2026123 PMAQI
3rd Aug 2026124 PMAQI
3rd Aug 2026125 PMAQI
3rd Aug 2026176 PMAQI
3rd Aug 2026177 PMAQI
3rd Aug 2026218 PMAQI
3rd Aug 2026219 PMAQI
3rd Aug 20262710 PMAQI
3rd Aug 20263811 PMAQI
4th Aug 20263812 AMAQI
4th Aug 2026381 AMAQI
4th Aug 2026312 AMAQI
4th Aug 2026423 AMAQI
4th Aug 2026404 AMAQI
4th Aug 2026365 AMAQI
20°C19/23°C
4th Aug 2026506 AMAQI
4th Aug 2026487 AMAQI
4th Aug 2026148 AMAQI
4th Aug 2026199 AMAQI
4th Aug 20262310 AMAQI
4th Aug 20261211 AMAQI
4th Aug 20261212 PMAQI
4th Aug 2026121 PMAQI
4th Aug 2026102 PMAQI
4th Aug 202683 PMAQI
4th Aug 2026124 PMAQI
4th Aug 2026175 PMAQI
4th Aug 2026176 PMAQI
4th Aug 2026217 PMAQI
4th Aug 2026238 PMAQI
4th Aug 2026299 PMAQI
4th Aug 20262510 PMAQI
4th Aug 20262311 PMAQI
5th Aug 20262112 AMAQI
5th Aug 2026211 AMAQI
5th Aug 2026292 AMAQI
5th Aug 2026253 AMAQI
5th Aug 2026214 AMAQI
5th Aug 2026335 AMAQI
21°C19/25°C
5th Aug 2026486 AMAQI
5th Aug 2026147 AMAQI
5th Aug 2026198 AMAQI
5th Aug 2026279 AMAQI
5th Aug 20263310 AMAQI
5th Aug 20263311 AMAQI
5th Aug 20262312 PMAQI
5th Aug 2026171 PMAQI
5th Aug 2026212 PMAQI
5th Aug 2026193 PMAQI
5th Aug 2026194 PMAQI
5th Aug 2026335 PMAQI
5th Aug 2026316 PMAQI
5th Aug 2026147 PMAQI
5th Aug 2026178 PMAQI
5th Aug 2026259 PMAQI
5th Aug 20263810 PMAQI
5th Aug 20264811 PMAQI
6th Aug 20264612 AMAQI
6th Aug 2026491 AMAQI
6th Aug 2026442 AMAQI
6th Aug 2026463 AMAQI
6th Aug 2026544 AMAQI
6th Aug 2026505 AMAQI
20°C19/24°C
6th Aug 2026426 AMAQI
6th Aug 2026337 AMAQI
6th Aug 2026218 AMAQI
6th Aug 2026259 AMAQI
6th Aug 20265210 AMAQI
6th Aug 20262111 AMAQI
6th Aug 20262112 PMAQI
6th Aug 2026231 PMAQI
6th Aug 2026232 PMAQI
6th Aug 2026183 PMAQI
6th Aug 2026124 PMAQI
6th Aug 2026175 PMAQI
6th Aug 2026126 PMAQI
6th Aug 2026127 PMAQI
6th Aug 2026128 PMAQI
6th Aug 2026179 PMAQI
6th Aug 20262310 PMAQI
6th Aug 20261711 PMAQI
7th Aug 20261412 AMAQI
7th Aug 2026141 AMAQI
7th Aug 2026142 AMAQI
7th Aug 2026173 AMAQI
7th Aug 2026144 AMAQI
7th Aug 2026125 AMAQI
21°C19/26°C
7th Aug 2026126 AMAQI
7th Aug 2026127 AMAQI
7th Aug 2026128 AMAQI
7th Aug 2026149 AMAQI
7th Aug 20261210 AMAQI
7th Aug 20261211 AMAQI
7th Aug 2026812 PMAQI
7th Aug 2026121 PMAQI
7th Aug 2026142 PMAQI
7th Aug 2026173 PMAQI
7th Aug 2026124 PMAQI
7th Aug 202685 PMAQI
7th Aug 202686 PMAQI
7th Aug 2026177 PMAQI
7th Aug 2026278 PMAQI
7th Aug 2026509 PMAQI
7th Aug 20265010 PMAQI
7th Aug 20265311 PMAQI
8th Aug 20265612 AMAQI
8th Aug 2026421 AMAQI
8th Aug 2026442 AMAQI
8th Aug 2026423 AMAQI
8th Aug 2026444 AMAQI
8th Aug 2026675 AMAQI
20°C19/24°C
8th Aug 2026556 AMAQI
8th Aug 2026577 AMAQI
8th Aug 2026558 AMAQI
8th Aug 2026259 AMAQI
8th Aug 20266410 AMAQI
8th Aug 20265311 AMAQI
8th Aug 20264212 PMAQI
8th Aug 2026401 PMAQI
8th Aug 2026292 PMAQI
8th Aug 202683 PMAQI
8th Aug 202684 PMAQI
8th Aug 20261525 PMAQI
8th Aug 20261546 PMAQI
8th Aug 20261507 PMAQI
8th Aug 20261588 PMAQI
8th Aug 20261429 PMAQI
8th Aug 202614210 PMAQI
8th Aug 202614411 PMAQI
9th Aug 202615812 AMAQI
9th Aug 20261581 AMAQI
9th Aug 20261552 AMAQI
9th Aug 20261543 AMAQI
9th Aug 20261564 AMAQI
9th Aug 20261565 AMAQI
20°C19/21°C
9th Aug 20261566 AMAQI
9th Aug 20261557 AMAQI
9th Aug 20261568 AMAQI
9th Aug 20261529 AMAQI
9th Aug 202615510 AMAQI
9th Aug 202615611 AMAQI
9th Aug 202616012 PMAQI
9th Aug 20261551 PMAQI
9th Aug 20261542 PMAQI
9th Aug 20261563 PMAQI
9th Aug 20261544 PMAQI
9th Aug 20261565 PMAQI
9th Aug 20261566 PMAQI
9th Aug 20261607 PMAQI
9th Aug 20261598 PMAQI
9th Aug 20261589 PMAQI
9th Aug 202615910 PMAQI
9th Aug 202615611 PMAQI
10th Aug 202615912 AMAQI
10th Aug 20261601 AMAQI
10th Aug 20261542 AMAQI
10th Aug 20261543 AMAQI
10th Aug 20261584 AMAQI
10th Aug 20261575 AMAQI
20°C19/21°C
10th Aug 20261576 AMAQI
10th Aug 20261587 AMAQI
10th Aug 20261608 AMAQI
10th Aug 20261559 AMAQI
10th Aug 202615810 AMAQI
10th Aug 202616211 AMAQI
10th Aug 202616012 PMAQI
10th Aug 20261621 PMAQI
10th Aug 20261622 PMAQI
10th Aug 20261603 PMAQI
10th Aug 20261644 PMAQI
10th Aug 20261635 PMAQI
10th Aug 20261616 PMAQI
10th Aug 20261647 PMAQI
10th Aug 20261648 PMAQI
10th Aug 20261689 PMAQI
10th Aug 202616910 PMAQI
10th Aug 202616811 PMAQI
11th Aug 202616612 AMAQI
11th Aug 20261621 AMAQI
11th Aug 20261642 AMAQI
11th Aug 20261663 AMAQI
11th Aug 20261624 AMAQI
11th Aug 20261615 AMAQI
20°C19/22°C
11th Aug 20261606 AMAQI
11th Aug 20261397 AMAQI
11th Aug 2026908 AMAQI
11th Aug 2026219 AMAQI
11th Aug 20261410 AMAQI
11th Aug 2026811 AMAQI
11th Aug 2026812 PMAQI
11th Aug 2026121 PMAQI
11th Aug 202682 PMAQI
11th Aug 202683 PMAQI
11th Aug 202684 PMAQI
11th Aug 202685 PMAQI
11th Aug 2026216 PMAQI
11th Aug 2026257 PMAQI
11th Aug 2026258 PMAQI
11th Aug 2026339 PMAQI
11th Aug 20261410 PMAQI
11th Aug 2026811 PMAQI
12th Aug 20261412 AMAQI
12th Aug 2026251 AMAQI
12th Aug 2026212 AMAQI
12th Aug 2026233 AMAQI
12th Aug 2026214 AMAQI
12th Aug 2026215 AMAQI
19°C19/21°C
12th Aug 2026196 AMAQI
6 AM12th Aug 2026147 AMAQI
12th Aug 2026198 AMAQI
12th Aug 2026239 AMAQI
12th Aug 20264210 AMAQI
12th Aug 2026811 AMAQI
12th Aug 2026812 PMAQI
12 PM12th Aug 2026101 PMAQI
12th Aug 2026102 PMAQI
12th Aug 202683 PMAQI
12th Aug 2026124 PMAQI
12th Aug 2026225 PMAQI
12th Aug 2026256 PMAQI
12th Aug 2026257 PMAQI
7 PM12th Aug 2026288 PMAQI
12th Aug 2026369 PMAQI
12th Aug 20262510 PMAQI
12th Aug 20262511 PMAQI
12 AM
5 AM
19°C18/22°C
Day time
Avg. Highest Time
10 AM
43AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
3 PM - 4 PM
31AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 AM to 10 AM (Avg. 43), while the lowest AQI was between 3 PM to 4 PM (Avg. 31).
Night time
Avg. Highest Time
9 PM - 11 PM
46AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
4 AM
40AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 PM to 11 PM (Avg. 46), while the lowest AQI was between 4 AM to 4 AM (Avg. 40).
2026 Days Vs Air Quality
Omkoi District, Chiang Mai, Thailand
2026
44%
98
38%
86
14%
31
4%
9
Total number of days with different AQI categories in last 224 days in 2026 (141 days remaining)
Good
98 DaysModerate
86 DaysPoor
31 DaysUnhealthy
9 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 44%
Health Risk Level:
Significant
In 2026, 44% of 224 days were within WHO’s safe air quality limits, and 56% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
Omkoi District, Chiang Mai, Thailand
AQI levels in 2026
AQI (US)
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 2026
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
1st January 2026
38AQI (US)
38AQI (US)
2nd January 2026
28AQI (US)
28AQI (US)
3rd January 2026
28AQI (US)
28AQI (US)
4th January 2026
34AQI (US)
34AQI (US)
5th January 2026
33AQI (US)
33AQI (US)
6th January 2026
27AQI (US)
27AQI (US)
7th January 2026
40AQI (US)
40AQI (US)
8th January 2026
32AQI (US)
32AQI (US)
9th January 2026
34AQI (US)
34AQI (US)
10th January 2026
36AQI (US)
36AQI (US)
11th January 2026
30AQI (US)
30AQI (US)
12th January 2026
46AQI (US)
46AQI (US)
13th January 2026
72AQI (US)
72AQI (US)
14th January 2026
71AQI (US)
71AQI (US)
15th January 2026
74AQI (US)
74AQI (US)
16th January 2026
75AQI (US)
75AQI (US)
17th January 2026
71AQI (US)
71AQI (US)
18th January 2026
61AQI (US)
61AQI (US)
19th January 2026
54AQI (US)
54AQI (US)
20th January 2026
58AQI (US)
58AQI (US)
21st January 2026
64AQI (US)
64AQI (US)
22nd January 2026
63AQI (US)
63AQI (US)
23rd January 2026
79AQI (US)
79AQI (US)
24th January 2026
73AQI (US)
73AQI (US)
25th January 2026
74AQI (US)
74AQI (US)
26th January 2026
71AQI (US)
71AQI (US)
27th January 2026
81AQI (US)
81AQI (US)
28th January 2026
81AQI (US)
81AQI (US)
29th January 2026
91AQI (US)
91AQI (US)
30th January 2026
88AQI (US)
88AQI (US)
31st January 2026
87AQI (US)
87AQI (US)
1st February 2026
91AQI (US)
91AQI (US)
2nd February 2026
95AQI (US)
95AQI (US)
3rd February 2026
87AQI (US)
87AQI (US)
4th February 2026
72AQI (US)
72AQI (US)
5th February 2026
72AQI (US)
72AQI (US)
6th February 2026
87AQI (US)
87AQI (US)
7th February 2026
76AQI (US)
76AQI (US)
8th February 2026
71AQI (US)
71AQI (US)
9th February 2026
86AQI (US)
86AQI (US)
10th February 2026
81AQI (US)
81AQI (US)
11th February 2026
78AQI (US)
78AQI (US)
12th February 2026
65AQI (US)
65AQI (US)
13th February 2026
54AQI (US)
54AQI (US)
14th February 2026
59AQI (US)
59AQI (US)
15th February 2026
75AQI (US)
75AQI (US)
16th February 2026
76AQI (US)
76AQI (US)
17th February 2026
77AQI (US)
77AQI (US)
18th February 2026
95AQI (US)
95AQI (US)
19th February 2026
87AQI (US)
87AQI (US)
20th February 2026
74AQI (US)
74AQI (US)
21st February 2026
73AQI (US)
73AQI (US)
22nd February 2026
77AQI (US)
77AQI (US)
23rd February 2026
95AQI (US)
95AQI (US)
24th February 2026
72AQI (US)
72AQI (US)
25th February 2026
27AQI (US)
27AQI (US)
26th February 2026
28AQI (US)
28AQI (US)
27th February 2026
70AQI (US)
70AQI (US)
28th February 2026
95AQI (US)
95AQI (US)
1st March 2026
91AQI (US)
91AQI (US)
2nd March 2026
88AQI (US)
88AQI (US)
3rd March 2026
95AQI (US)
95AQI (US)
4th March 2026
130AQI (US)
130AQI (US)
5th March 2026
135AQI (US)
135AQI (US)
6th March 2026
121AQI (US)
121AQI (US)
7th March 2026
99AQI (US)
99AQI (US)
8th March 2026
96AQI (US)
96AQI (US)
9th March 2026
101AQI (US)
101AQI (US)
10th March 2026
105AQI (US)
105AQI (US)
11th March 2026
77AQI (US)
77AQI (US)
12th March 2026
76AQI (US)
76AQI (US)
13th March 2026
68AQI (US)
68AQI (US)
14th March 2026
62AQI (US)
62AQI (US)
15th March 2026
73AQI (US)
73AQI (US)
16th March 2026
80AQI (US)
80AQI (US)
17th March 2026
81AQI (US)
81AQI (US)
18th March 2026
68AQI (US)
68AQI (US)
19th March 2026
67AQI (US)
67AQI (US)
20th March 2026
81AQI (US)
81AQI (US)
21st March 2026
94AQI (US)
94AQI (US)
22nd March 2026
84AQI (US)
84AQI (US)
23rd March 2026
81AQI (US)
81AQI (US)
24th March 2026
123AQI (US)
123AQI (US)
25th March 2026
131AQI (US)
131AQI (US)
26th March 2026
130AQI (US)
130AQI (US)
27th March 2026
133AQI (US)
133AQI (US)
28th March 2026
150AQI (US)
150AQI (US)
29th March 2026
148AQI (US)
148AQI (US)
30th March 2026
155AQI (US)
155AQI (US)
31st March 2026
149AQI (US)
149AQI (US)
1st April 2026
159AQI (US)
159AQI (US)
2nd April 2026
168AQI (US)
168AQI (US)
3rd April 2026
173AQI (US)
173AQI (US)
4th April 2026
169AQI (US)
169AQI (US)
5th April 2026
162AQI (US)
162AQI (US)
6th April 2026
150AQI (US)
150AQI (US)
7th April 2026
142AQI (US)
142AQI (US)
8th April 2026
140AQI (US)
140AQI (US)
9th April 2026
150AQI (US)
150AQI (US)
10th April 2026
149AQI (US)
149AQI (US)
11th April 2026
148AQI (US)
148AQI (US)
12th April 2026
160AQI (US)
160AQI (US)
13th April 2026
138AQI (US)
138AQI (US)
14th April 2026
124AQI (US)
124AQI (US)
15th April 2026
107AQI (US)
107AQI (US)
16th April 2026
143AQI (US)
143AQI (US)
17th April 2026
147AQI (US)
147AQI (US)
18th April 2026
144AQI (US)
144AQI (US)
19th April 2026
139AQI (US)
139AQI (US)
20th April 2026
133AQI (US)
133AQI (US)
21st April 2026
131AQI (US)
131AQI (US)
22nd April 2026
117AQI (US)
117AQI (US)
23rd April 2026
113AQI (US)
113AQI (US)
24th April 2026
103AQI (US)
103AQI (US)
25th April 2026
102AQI (US)
102AQI (US)
26th April 2026
85AQI (US)
85AQI (US)
27th April 2026
81AQI (US)
81AQI (US)
28th April 2026
80AQI (US)
80AQI (US)
29th April 2026
84AQI (US)
84AQI (US)
30th April 2026
97AQI (US)
97AQI (US)
1st May 2026
97AQI (US)
97AQI (US)
2nd May 2026
89AQI (US)
89AQI (US)
3rd May 2026
76AQI (US)
76AQI (US)
4th May 2026
77AQI (US)
77AQI (US)
5th May 2026
94AQI (US)
94AQI (US)
6th May 2026
89AQI (US)
89AQI (US)
7th May 2026
79AQI (US)
79AQI (US)
8th May 2026
75AQI (US)
75AQI (US)
9th May 2026
36AQI (US)
36AQI (US)
10th May 2026
47AQI (US)
47AQI (US)
11th May 2026
63AQI (US)
63AQI (US)
12th May 2026
35AQI (US)
35AQI (US)
13th May 2026
32AQI (US)
32AQI (US)
14th May 2026
19AQI (US)
19AQI (US)
15th May 2026
12AQI (US)
12AQI (US)
16th May 2026
77AQI (US)
77AQI (US)
17th May 2026
74AQI (US)
74AQI (US)
18th May 2026
62AQI (US)
62AQI (US)
19th May 2026
50AQI (US)
50AQI (US)
20th May 2026
61AQI (US)
61AQI (US)
21st May 2026
65AQI (US)
65AQI (US)
22nd May 2026
59AQI (US)
59AQI (US)
23rd May 2026
35AQI (US)
35AQI (US)
24th May 2026
49AQI (US)
49AQI (US)
25th May 2026
47AQI (US)
47AQI (US)
26th May 2026
38AQI (US)
38AQI (US)
27th May 2026
24AQI (US)
24AQI (US)
28th May 2026
23AQI (US)
23AQI (US)
29th May 2026
19AQI (US)
19AQI (US)
30th May 2026
30AQI (US)
30AQI (US)
31st May 2026
31AQI (US)
31AQI (US)
1st June 2026
29AQI (US)
29AQI (US)
2nd June 2026
43AQI (US)
43AQI (US)
3rd June 2026
36AQI (US)
36AQI (US)
4th June 2026
34AQI (US)
34AQI (US)
5th June 2026
31AQI (US)
31AQI (US)
6th June 2026
18AQI (US)
18AQI (US)
7th June 2026
18AQI (US)
18AQI (US)
8th June 2026
20AQI (US)
20AQI (US)
9th June 2026
15AQI (US)
15AQI (US)
10th June 2026
9AQI (US)
9AQI (US)
11th June 2026
13AQI (US)
13AQI (US)
12th June 2026
25AQI (US)
25AQI (US)
13th June 2026
16AQI (US)
16AQI (US)
14th June 2026
13AQI (US)
13AQI (US)
15th June 2026
10AQI (US)
10AQI (US)
16th June 2026
7AQI (US)
7AQI (US)
17th June 2026
11AQI (US)
11AQI (US)
18th June 2026
25AQI (US)
25AQI (US)
19th June 2026
21AQI (US)
21AQI (US)
20th June 2026
19AQI (US)
19AQI (US)
21st June 2026
16AQI (US)
16AQI (US)
22nd June 2026
17AQI (US)
17AQI (US)
23rd June 2026
20AQI (US)
20AQI (US)
24th June 2026
14AQI (US)
14AQI (US)
25th June 2026
12AQI (US)
12AQI (US)
26th June 2026
24AQI (US)
24AQI (US)
27th June 2026
25AQI (US)
25AQI (US)
28th June 2026
21AQI (US)
21AQI (US)
29th June 2026
22AQI (US)
22AQI (US)
30th June 2026
25AQI (US)
25AQI (US)
1st July 2026
20AQI (US)
20AQI (US)
2nd July 2026
18AQI (US)
18AQI (US)
3rd July 2026
23AQI (US)
23AQI (US)
4th July 2026
28AQI (US)
28AQI (US)
5th July 2026
16AQI (US)
16AQI (US)
6th July 2026
21AQI (US)
21AQI (US)
7th July 2026
39AQI (US)
39AQI (US)
8th July 2026
29AQI (US)
29AQI (US)
9th July 2026
42AQI (US)
42AQI (US)
10th July 2026
58AQI (US)
58AQI (US)
11th July 2026
23AQI (US)
23AQI (US)
12th July 2026
25AQI (US)
25AQI (US)
13th July 2026
22AQI (US)
22AQI (US)
14th July 2026
33AQI (US)
33AQI (US)
15th July 2026
46AQI (US)
46AQI (US)
16th July 2026
47AQI (US)
47AQI (US)
17th July 2026
35AQI (US)
35AQI (US)
18th July 2026
47AQI (US)
47AQI (US)
19th July 2026
46AQI (US)
46AQI (US)
20th July 2026
41AQI (US)
41AQI (US)
21st July 2026
28AQI (US)
28AQI (US)
22nd July 2026
25AQI (US)
25AQI (US)
23rd July 2026
26AQI (US)
26AQI (US)
24th July 2026
27AQI (US)
27AQI (US)
25th July 2026
19AQI (US)
19AQI (US)
26th July 2026
25AQI (US)
25AQI (US)
27th July 2026
21AQI (US)
21AQI (US)
28th July 2026
28AQI (US)
28AQI (US)
29th July 2026
30AQI (US)
30AQI (US)
30th July 2026
25AQI (US)
25AQI (US)
31st July 2026
17AQI (US)
17AQI (US)
1st August 2026
19AQI (US)
19AQI (US)
2nd August 2026
22AQI (US)
22AQI (US)
3rd August 2026
25AQI (US)
25AQI (US)
4th August 2026
25AQI (US)
25AQI (US)
5th August 2026
26AQI (US)
26AQI (US)
6th August 2026
29AQI (US)
29AQI (US)
7th August 2026
18AQI (US)
18AQI (US)
8th August 2026
74AQI (US)
74AQI (US)
9th August 2026
156AQI (US)
156AQI (US)
10th August 2026
161AQI (US)
161AQI (US)
11th August 2026
66AQI (US)
66AQI (US)
12th August 2026
20AQI (US)
20AQI (US)
13th August 2026
14th August 2026
15th August 2026
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026
58AQI (US)
75AQI (US)
102AQI (US)
131AQI (US)
54AQI (US)
20AQI (US)
30AQI (US)
53AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202666AQI (US)
12
19
2
26
18
12
1
5
19
6
16
15
30
30
1
8
2
2
98
86
31
9
Highest AQI (US) recorded in
April131AQI (US)
Lowest AQI (US) recorded in
June20AQI (US)
202562AQI (US)
29
2
26
2
13
18
26
4
5
26
23
7
24
7
24
7
19
11
3
28
21
9
31
150
189
26
Highest AQI (US) recorded in
March100AQI (US)
Lowest AQI (US) recorded in
September40AQI (US)
202459AQI (US)
14
2
2
6
3
1
1
2
4
1
1
8
6
1
22
8
27
4
25
6
2
1
13
19
11
31
118
90
10
2
1
Highest AQI (US) recorded in
April159AQI (US)
Lowest AQI (US) recorded in
October28AQI (US)
202368AQI (US)
3
6
2
1
3
2
1
2
1
3
3
2
2
6
2
1
12
1
5
3
4
1
1
10
3
4
5
1
21
8
43
46
24
6
Highest AQI (US) recorded in
March140AQI (US)
Lowest AQI (US) recorded in
July18AQI (US)
202275AQI (US)
1
3
1
1
4
2
7
1
Highest AQI (US) recorded in
December79AQI (US)
Lowest AQI (US) recorded in
November71AQI (US)
Most & Least Polluted Years Over the Last 5 Years
Most Polluted Year Recorded
2022(Avg.)
75AQI (US)Least Polluted Year Recorded
2024(Avg.)
59AQI (US)Omkoi District's annual 2026 AQI (US) (66) shows an average percentage change of 0.8% (worsened AQI (US)) compared to previous years: 2022 (75), 2023 (68), 2024 (59), 2025 (62).
