Wiang Kaen, 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+
August Air Quality Analysis
Wiang Kaen, Chiang Rai, Thailand
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
10th Aug 2023
58AQILowest AQI recorded on
26th Aug 2024
4AQISame Day Analysis (15th August):
On this day, AQI across the 4 years varied significantly: 2026 ranks 2nd highest AQI at 32 of Good air quality, showing improvement over 2025 on the same day.
Day & Night AQI Trend: 14th Aug - 15th Aug 2026
Wiang Kaen, Chiang Rai, Thailand
AQI
Day
Night
.
5 AM14th Aug 2026
6 PM
4 AM15th Aug 2026
Day time
Avg. Highest Time
12PM14th Aug
47AQI
Avg. Lowest Time
5PM14th Aug
21AQI
Night time
Avg. Highest Time
12AM15th Aug
53AQI
Avg. Lowest Time
4AM15th Aug
21AQI
In the last 24 hours,
Wiang Kaen's AQI reached its highest point of 53 at 12 AM during the Night, while the lowest point, 21, was recorded at 4 AM during the Night between 14th Aug and 15th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Wiang Kaen, Chiang Rai, Thailand
JulAug
17th - 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 - 13th13th - 14th14th - 15th15th
Day
Night
17th Jul 2026145 AMAQI
17th Jul 2026136 AMAQI
17th Jul 2026177 AMAQI
17th Jul 2026168 AMAQI
17th Jul 2026169 AMAQI
17th Jul 20261410 AMAQI
17th Jul 20261811 AMAQI
17th Jul 20262012 PMAQI
17th Jul 2026201 PMAQI
17th Jul 2026292 PMAQI
17th Jul 2026473 PMAQI
17th Jul 2026654 PMAQI
17th Jul 2026385 PMAQI
17th Jul 2026146 PMAQI
17th Jul 2026197 PMAQI
17th Jul 2026258 PMAQI
17th Jul 2026259 PMAQI
17th Jul 20261410 PMAQI
17th Jul 20261411 PMAQI
18th Jul 20261412 AMAQI
18th Jul 2026191 AMAQI
18th Jul 2026172 AMAQI
18th Jul 2026193 AMAQI
18th Jul 2026174 AMAQI
22°C21/24°C
18th Jul 2026215 AMAQI
18th Jul 2026216 AMAQI
18th Jul 2026237 AMAQI
18th Jul 2026218 AMAQI
18th Jul 2026299 AMAQI
18th Jul 20262310 AMAQI
18th Jul 20262311 AMAQI
18th Jul 20262312 PMAQI
18th Jul 2026231 PMAQI
18th Jul 2026252 PMAQI
18th Jul 2026623 PMAQI
18th Jul 2026514 PMAQI
18th Jul 2026485 PMAQI
18th Jul 2026466 PMAQI
18th Jul 2026487 PMAQI
18th Jul 2026468 PMAQI
18th Jul 2026489 PMAQI
18th Jul 20264610 PMAQI
18th Jul 20264811 PMAQI
19th Jul 20264812 AMAQI
19th Jul 2026561 AMAQI
19th Jul 2026502 AMAQI
19th Jul 2026573 AMAQI
19th Jul 2026554 AMAQI
22°C21/25°C
19th Jul 2026575 AMAQI
19th Jul 2026566 AMAQI
19th Jul 2026577 AMAQI
19th Jul 2026628 AMAQI
19th Jul 2026639 AMAQI
19th Jul 20265610 AMAQI
19th Jul 20265511 AMAQI
19th Jul 20265112 PMAQI
19th Jul 2026521 PMAQI
19th Jul 2026522 PMAQI
19th Jul 2026593 PMAQI
19th Jul 2026644 PMAQI
19th Jul 2026655 PMAQI
19th Jul 2026686 PMAQI
19th Jul 2026637 PMAQI
19th Jul 2026578 PMAQI
19th Jul 2026509 PMAQI
19th Jul 20264810 PMAQI
19th Jul 20265511 PMAQI
20th Jul 20265112 AMAQI
20th Jul 2026541 AMAQI
20th Jul 2026422 AMAQI
20th Jul 2026453 AMAQI
20th Jul 2026584 AMAQI
22°C19/27°C
20th Jul 2026585 AMAQI
20th Jul 2026536 AMAQI
20th Jul 2026427 AMAQI
20th Jul 2026588 AMAQI
20th Jul 2026649 AMAQI
20th Jul 20265310 AMAQI
20th Jul 20266011 AMAQI
20th Jul 20265112 PMAQI
20th Jul 2026481 PMAQI
20th Jul 2026402 PMAQI
20th Jul 2026403 PMAQI
20th Jul 2026404 PMAQI
20th Jul 2026565 PMAQI
20th Jul 2026746 PMAQI
20th Jul 2026447 PMAQI
20th Jul 2026408 PMAQI
20th Jul 2026449 PMAQI
20th Jul 20264410 PMAQI
20th Jul 20264911 PMAQI
21st Jul 20265212 AMAQI
21st Jul 2026501 AMAQI
21st Jul 2026382 AMAQI
21st Jul 2026363 AMAQI
21st Jul 2026404 AMAQI
22°C20/26°C
21st Jul 2026405 AMAQI
21st Jul 2026426 AMAQI
21st Jul 2026407 AMAQI
21st Jul 2026388 AMAQI
21st Jul 2026409 AMAQI
21st Jul 20263811 AMAQI
21st Jul 20262912 PMAQI
21st Jul 2026271 PMAQI
21st Jul 2026232 PMAQI
21st Jul 2026233 PMAQI
21st Jul 2026234 PMAQI
21st Jul 2026685 PMAQI
21st Jul 2026196 PMAQI
21st Jul 2026237 PMAQI
21st Jul 2026148 PMAQI
21st Jul 2026129 PMAQI
21st Jul 20261210 PMAQI
21st Jul 20261011 PMAQI
22nd Jul 20261012 AMAQI
22nd Jul 2026141 AMAQI
22nd Jul 2026172 AMAQI
22nd Jul 2026143 AMAQI
22nd Jul 2026164 AMAQI
23°C20/28°C
22nd Jul 2026235 AMAQI
22nd Jul 2026196 AMAQI
22nd Jul 2026177 AMAQI
22nd Jul 2026318 AMAQI
22nd Jul 2026259 AMAQI
22nd Jul 20261210 AMAQI
22nd Jul 20261211 AMAQI
22nd Jul 2026812 PMAQI
22nd Jul 202681 PMAQI
22nd Jul 202682 PMAQI
22nd Jul 202683 PMAQI
22nd Jul 202684 PMAQI
22nd Jul 2026185 PMAQI
22nd Jul 2026126 PMAQI
22nd Jul 2026217 PMAQI
22nd Jul 2026128 PMAQI
22nd Jul 2026129 PMAQI
22nd Jul 20261210 PMAQI
22nd Jul 20261411 PMAQI
23rd Jul 20261412 AMAQI
23rd Jul 2026191 AMAQI
23rd Jul 2026172 AMAQI
23rd Jul 2026143 AMAQI
23rd Jul 2026214 AMAQI
23°C21/27°C
23rd Jul 2026175 AMAQI
23rd Jul 2026326 AMAQI
23rd Jul 2026147 AMAQI
23rd Jul 2026238 AMAQI
23rd Jul 2026149 AMAQI
23rd Jul 20261410 AMAQI
23rd Jul 20262511 AMAQI
23rd Jul 20265812 PMAQI
23rd Jul 2026471 PMAQI
23rd Jul 2026142 PMAQI
23rd Jul 2026273 PMAQI
23rd Jul 2026124 PMAQI
23rd Jul 2026255 PMAQI
23rd Jul 2026426 PMAQI
23rd Jul 2026607 PMAQI
23rd Jul 2026428 PMAQI
23rd Jul 2026299 PMAQI
23rd Jul 20262910 PMAQI
23rd Jul 20261711 PMAQI
24th Jul 20261412 AMAQI
24th Jul 2026121 AMAQI
24th Jul 2026142 AMAQI
24th Jul 2026123 AMAQI
24th Jul 2026104 AMAQI
24°C21/31°C
24th Jul 2026145 AMAQI
24th Jul 2026146 AMAQI
24th Jul 2026197 AMAQI
24th Jul 2026148 AMAQI
24th Jul 2026219 AMAQI
24th Jul 20262110 AMAQI
24th Jul 20261211 AMAQI
24th Jul 20261412 PMAQI
24th Jul 2026121 PMAQI
24th Jul 2026122 PMAQI
24th Jul 2026143 PMAQI
24th Jul 2026194 PMAQI
24th Jul 2026175 PMAQI
24th Jul 2026296 PMAQI
24th Jul 2026257 PMAQI
24th Jul 2026218 PMAQI
24th Jul 2026199 PMAQI
24th Jul 20261210 PMAQI
24th Jul 20261011 PMAQI
25th Jul 2026812 AMAQI
25th Jul 202681 AMAQI
25th Jul 202682 AMAQI
25th Jul 202683 AMAQI
25th Jul 202684 AMAQI
24°C21/30°C
25th Jul 202685 AMAQI
25th Jul 2026126 AMAQI
25th Jul 202687 AMAQI
25th Jul 202688 AMAQI
25th Jul 202689 AMAQI
25th Jul 20261210 AMAQI
25th Jul 2026811 AMAQI
25th Jul 2026812 PMAQI
25th Jul 202681 PMAQI
25th Jul 202682 PMAQI
25th Jul 2026203 PMAQI
25th Jul 2026124 PMAQI
25th Jul 202685 PMAQI
25th Jul 202686 PMAQI
25th Jul 202687 PMAQI
25th Jul 202688 PMAQI
25th Jul 2026219 PMAQI
25th Jul 20263110 PMAQI
25th Jul 20261711 PMAQI
26th Jul 20261412 AMAQI
26th Jul 202681 AMAQI
26th Jul 2026122 AMAQI
26th Jul 2026123 AMAQI
26th Jul 2026124 AMAQI
24°C22/29°C
26th Jul 2026125 AMAQI
26th Jul 2026216 AMAQI
26th Jul 2026177 AMAQI
26th Jul 202688 AMAQI
26th Jul 202689 AMAQI
26th Jul 2026810 AMAQI
26th Jul 20261211 AMAQI
26th Jul 20261212 PMAQI
26th Jul 2026121 PMAQI
26th Jul 2026202 PMAQI
26th Jul 202683 PMAQI
26th Jul 202684 PMAQI
26th Jul 2026125 PMAQI
26th Jul 202686 PMAQI
26th Jul 2026297 PMAQI
26th Jul 2026388 PMAQI
26th Jul 2026349 PMAQI
26th Jul 20262510 PMAQI
26th Jul 20264211 PMAQI
27th Jul 2026812 AMAQI
27th Jul 202681 AMAQI
27th Jul 202682 AMAQI
27th Jul 202683 AMAQI
27th Jul 2026274 AMAQI
24°C22/29°C
27th Jul 2026365 AMAQI
27th Jul 2026276 AMAQI
27th Jul 2026347 AMAQI
27th Jul 2026128 AMAQI
27th Jul 2026109 AMAQI
27th Jul 2026810 AMAQI
27th Jul 2026811 AMAQI
27th Jul 2026812 PMAQI
27th Jul 202681 PMAQI
27th Jul 202682 PMAQI
27th Jul 202683 PMAQI
27th Jul 202684 PMAQI
27th Jul 2026165 PMAQI
27th Jul 2026316 PMAQI
27th Jul 2026477 PMAQI
27th Jul 2026238 PMAQI
27th Jul 2026149 PMAQI
27th Jul 20261210 PMAQI
27th Jul 20261411 PMAQI
28th Jul 20261012 AMAQI
28th Jul 2026121 AMAQI
28th Jul 2026122 AMAQI
28th Jul 2026123 AMAQI
28th Jul 2026144 AMAQI
24°C22/29°C
28th Jul 2026175 AMAQI
28th Jul 2026146 AMAQI
28th Jul 2026217 AMAQI
28th Jul 2026238 AMAQI
28th Jul 2026219 AMAQI
28th Jul 20261910 AMAQI
28th Jul 20261411 AMAQI
28th Jul 20261912 PMAQI
28th Jul 2026381 PMAQI
28th Jul 2026272 PMAQI
28th Jul 2026313 PMAQI
28th Jul 2026274 PMAQI
28th Jul 2026325 PMAQI
28th Jul 2026256 PMAQI
28th Jul 2026167 PMAQI
28th Jul 2026218 PMAQI
28th Jul 2026389 PMAQI
28th Jul 20264010 PMAQI
28th Jul 20262311 PMAQI
29th Jul 20263412 AMAQI
29th Jul 2026181 AMAQI
29th Jul 2026172 AMAQI
29th Jul 2026193 AMAQI
29th Jul 2026124 AMAQI
24°C22/29°C
29th Jul 2026125 AMAQI
29th Jul 2026176 AMAQI
29th Jul 2026277 AMAQI
29th Jul 2026298 AMAQI
29th Jul 2026149 AMAQI
29th Jul 20262110 AMAQI
29th Jul 20261711 AMAQI
29th Jul 20264612 PMAQI
29th Jul 2026401 PMAQI
29th Jul 2026322 PMAQI
29th Jul 2026343 PMAQI
29th Jul 2026234 PMAQI
29th Jul 2026255 PMAQI
29th Jul 2026296 PMAQI
29th Jul 2026277 PMAQI
29th Jul 2026478 PMAQI
29th Jul 2026219 PMAQI
29th Jul 20265210 PMAQI
29th Jul 20262111 PMAQI
30th Jul 20263112 AMAQI
30th Jul 2026191 AMAQI
30th Jul 2026142 AMAQI
30th Jul 2026193 AMAQI
30th Jul 2026144 AMAQI
23°C22/26°C
30th Jul 2026195 AMAQI
30th Jul 2026176 AMAQI
30th Jul 2026237 AMAQI
30th Jul 2026278 AMAQI
30th Jul 2026239 AMAQI
30th Jul 20263610 AMAQI
30th Jul 20264211 AMAQI
30th Jul 20262012 PMAQI
30th Jul 2026141 PMAQI
30th Jul 2026172 PMAQI
30th Jul 2026313 PMAQI
30th Jul 2026314 PMAQI
30th Jul 2026315 PMAQI
30th Jul 2026256 PMAQI
30th Jul 2026317 PMAQI
30th Jul 2026258 PMAQI
30th Jul 2026259 PMAQI
30th Jul 20262510 PMAQI
30th Jul 20262511 PMAQI
31st Jul 20262912 AMAQI
31st Jul 2026311 AMAQI
31st Jul 2026272 AMAQI
31st Jul 2026293 AMAQI
31st Jul 2026254 AMAQI
24°C21/28°C
31st Jul 2026315 AMAQI
31st Jul 2026386 AMAQI
31st Jul 2026317 AMAQI
31st Jul 2026338 AMAQI
31st Jul 2026429 AMAQI
31st Jul 20261710 AMAQI
31st Jul 20261711 AMAQI
31st Jul 20261212 PMAQI
31st Jul 202681 PMAQI
31st Jul 2026272 PMAQI
31st Jul 2026293 PMAQI
31st Jul 2026364 PMAQI
31st Jul 2026345 PMAQI
31st Jul 2026346 PMAQI
31st Jul 2026277 PMAQI
31st Jul 2026298 PMAQI
31st Jul 2026239 PMAQI
31st Jul 20263610 PMAQI
31st Jul 20262711 PMAQI
1st Aug 20261412 AMAQI
1st Aug 2026171 AMAQI
1st Aug 2026142 AMAQI
1st Aug 2026193 AMAQI
1st Aug 2026294 AMAQI
24°C22/30°C
1st Aug 2026315 AMAQI
1st Aug 2026236 AMAQI
1st Aug 2026257 AMAQI
1st Aug 2026388 AMAQI
1st Aug 2026429 AMAQI
1st Aug 20264610 AMAQI
1st Aug 20265011 AMAQI
1st Aug 20264812 PMAQI
1st Aug 2026401 PMAQI
1st Aug 2026402 PMAQI
1st Aug 2026343 PMAQI
1st Aug 2026274 PMAQI
1st Aug 2026485 PMAQI
1st Aug 2026456 PMAQI
1st Aug 2026367 PMAQI
1st Aug 2026278 PMAQI
1st Aug 2026179 PMAQI
1st Aug 20262110 PMAQI
1st Aug 20262111 PMAQI
2nd Aug 20261412 AMAQI
2nd Aug 2026171 AMAQI
2nd Aug 2026172 AMAQI
2nd Aug 2026173 AMAQI
2nd Aug 2026164 AMAQI
24°C22/28°C
2nd Aug 2026215 AMAQI
2nd Aug 2026166 AMAQI
2nd Aug 2026217 AMAQI
2nd Aug 2026238 AMAQI
2nd Aug 2026219 AMAQI
2nd Aug 20261710 AMAQI
2nd Aug 20261911 AMAQI
2nd Aug 20261712 PMAQI
2nd Aug 2026191 PMAQI
2nd Aug 2026142 PMAQI
2nd Aug 2026143 PMAQI
2nd Aug 2026234 PMAQI
2nd Aug 2026195 PMAQI
2nd Aug 2026196 PMAQI
2nd Aug 2026217 PMAQI
2nd Aug 2026198 PMAQI
2nd Aug 2026199 PMAQI
2nd Aug 20262110 PMAQI
2nd Aug 20261011 PMAQI
3rd Aug 2026812 AMAQI
3rd Aug 2026121 AMAQI
3rd Aug 2026142 AMAQI
3rd Aug 2026123 AMAQI
3rd Aug 2026124 AMAQI
24°C22/29°C
3rd Aug 2026125 AMAQI
3rd Aug 2026126 AMAQI
3rd Aug 2026177 AMAQI
3rd Aug 2026168 AMAQI
3rd Aug 2026369 AMAQI
3rd Aug 2026810 AMAQI
3rd Aug 20261211 AMAQI
3rd Aug 20261212 PMAQI
3rd Aug 2026121 PMAQI
3rd Aug 202682 PMAQI
3rd Aug 2026363 PMAQI
3rd Aug 2026314 PMAQI
3rd Aug 2026275 PMAQI
3rd Aug 2026296 PMAQI
3rd Aug 2026277 PMAQI
3rd Aug 2026298 PMAQI
3rd Aug 2026279 PMAQI
3rd Aug 20262210 PMAQI
3rd Aug 20263111 PMAQI
4th Aug 20262512 AMAQI
4th Aug 2026361 AMAQI
4th Aug 2026162 AMAQI
4th Aug 2026173 AMAQI
4th Aug 2026174 AMAQI
24°C22/27°C
4th Aug 2026235 AMAQI
4th Aug 2026296 AMAQI
4th Aug 2026277 AMAQI
4th Aug 2026298 AMAQI
4th Aug 2026349 AMAQI
4th Aug 20264210 AMAQI
4th Aug 20264611 AMAQI
4th Aug 20264212 PMAQI
4th Aug 2026451 PMAQI
4th Aug 2026442 PMAQI
4th Aug 2026313 PMAQI
4th Aug 2026254 PMAQI
4th Aug 2026235 PMAQI
4th Aug 2026296 PMAQI
4th Aug 2026467 PMAQI
4th Aug 2026478 PMAQI
4th Aug 2026319 PMAQI
4th Aug 20261210 PMAQI
4th Aug 2026811 PMAQI
5th Aug 2026812 AMAQI
5th Aug 2026181 AMAQI
5th Aug 2026252 AMAQI
5th Aug 2026253 AMAQI
5th Aug 2026254 AMAQI
23°C22/26°C
5th Aug 2026315 AMAQI
5th Aug 2026366 AMAQI
5th Aug 2026367 AMAQI
5th Aug 2026368 AMAQI
5th Aug 2026329 AMAQI
5th Aug 20263810 AMAQI
5th Aug 20262911 AMAQI
5th Aug 20262712 PMAQI
5th Aug 2026221 PMAQI
5th Aug 2026292 PMAQI
5th Aug 2026223 PMAQI
5th Aug 2026254 PMAQI
5th Aug 2026315 PMAQI
5th Aug 2026256 PMAQI
5th Aug 2026307 PMAQI
5th Aug 2026328 PMAQI
5th Aug 2026319 PMAQI
5th Aug 20263410 PMAQI
5th Aug 20262511 PMAQI
6th Aug 20265012 AMAQI
6th Aug 2026121 AMAQI
6th Aug 202682 AMAQI
6th Aug 202683 AMAQI
6th Aug 202684 AMAQI
23°C22/25°C
6th Aug 2026125 AMAQI
6th Aug 2026126 AMAQI
6th Aug 2026127 AMAQI
6th Aug 2026128 AMAQI
6th Aug 2026259 AMAQI
6th Aug 20261210 AMAQI
6th Aug 20261711 AMAQI
6th Aug 20261712 PMAQI
6th Aug 2026121 PMAQI
6th Aug 2026212 PMAQI
6th Aug 2026173 PMAQI
6th Aug 2026124 PMAQI
6th Aug 2026105 PMAQI
6th Aug 2026126 PMAQI
6th Aug 202687 PMAQI
6th Aug 2026178 PMAQI
6th Aug 2026239 PMAQI
6th Aug 20262110 PMAQI
6th Aug 20261211 PMAQI
7th Aug 20265612 AMAQI
7th Aug 202681 AMAQI
7th Aug 202682 AMAQI
7th Aug 2026103 AMAQI
7th Aug 2026124 AMAQI
24°C22/27°C
7th Aug 202685 AMAQI
7th Aug 202686 AMAQI
7th Aug 202687 AMAQI
7th Aug 2026148 AMAQI
7th Aug 2026179 AMAQI
7th Aug 20261210 AMAQI
7th Aug 20261711 AMAQI
7th Aug 20261712 PMAQI
7th Aug 2026191 PMAQI
7th Aug 2026142 PMAQI
7th Aug 2026173 PMAQI
7th Aug 2026144 PMAQI
7th Aug 2026195 PMAQI
7th Aug 2026126 PMAQI
7th Aug 2026147 PMAQI
7th Aug 2026128 PMAQI
7th Aug 2026129 PMAQI
7th Aug 2026810 PMAQI
7th Aug 2026811 PMAQI
8th Aug 2026812 AMAQI
8th Aug 202681 AMAQI
8th Aug 2026402 AMAQI
8th Aug 2026403 AMAQI
8th Aug 2026424 AMAQI
23°C22/27°C
8th Aug 2026145 AMAQI
8th Aug 2026176 AMAQI
8th Aug 2026177 AMAQI
8th Aug 2026178 AMAQI
8th Aug 2026179 AMAQI
8th Aug 2026810 AMAQI
8th Aug 2026811 AMAQI
8th Aug 2026812 PMAQI
8th Aug 202681 PMAQI
8th Aug 202682 PMAQI
8th Aug 202683 PMAQI
8th Aug 202684 PMAQI
8th Aug 2026125 PMAQI
8th Aug 2026106 PMAQI
8th Aug 2026127 PMAQI
8th Aug 2026128 PMAQI
8th Aug 2026179 PMAQI
8th Aug 20261410 PMAQI
8th Aug 20261411 PMAQI
9th Aug 2026812 AMAQI
9th Aug 2026171 AMAQI
9th Aug 2026172 AMAQI
9th Aug 2026143 AMAQI
9th Aug 2026254 AMAQI
23°C22/26°C
9th Aug 2026235 AMAQI
9th Aug 2026216 AMAQI
9th Aug 2026257 AMAQI
9th Aug 2026218 AMAQI
9th Aug 2026149 AMAQI
9th Aug 2026810 AMAQI
9th Aug 2026811 AMAQI
9th Aug 20264012 PMAQI
9th Aug 202681 PMAQI
9th Aug 2026212 PMAQI
9th Aug 2026123 PMAQI
9th Aug 202684 PMAQI
9th Aug 202685 PMAQI
9th Aug 202686 PMAQI
9th Aug 2026127 PMAQI
9th Aug 2026148 PMAQI
9th Aug 2026169 PMAQI
9th Aug 20261710 PMAQI
9th Aug 20261211 PMAQI
10th Aug 2026812 AMAQI
10th Aug 2026101 AMAQI
10th Aug 202682 AMAQI
10th Aug 202683 AMAQI
10th Aug 202684 AMAQI
24°C21/27°C
10th Aug 202685 AMAQI
10th Aug 202686 AMAQI
10th Aug 202687 AMAQI
10th Aug 202688 AMAQI
10th Aug 202689 AMAQI
10th Aug 2026810 AMAQI
10th Aug 20261211 AMAQI
10th Aug 20261212 PMAQI
10th Aug 2026121 PMAQI
10th Aug 202682 PMAQI
10th Aug 2026123 PMAQI
10th Aug 2026174 PMAQI
10th Aug 2026175 PMAQI
10th Aug 2026126 PMAQI
10th Aug 2026177 PMAQI
10th Aug 2026168 PMAQI
10th Aug 2026199 PMAQI
10th Aug 20262110 PMAQI
10th Aug 20261211 PMAQI
11th Aug 20261212 AMAQI
11th Aug 2026271 AMAQI
11th Aug 2026122 AMAQI
11th Aug 202683 AMAQI
11th Aug 202684 AMAQI
24°C22/30°C
11th Aug 202685 AMAQI
11th Aug 202686 AMAQI
11th Aug 202687 AMAQI
11th Aug 2026128 AMAQI
11th Aug 2026199 AMAQI
11th Aug 20263810 AMAQI
11th Aug 20261711 AMAQI
11th Aug 20261912 PMAQI
11th Aug 2026291 PMAQI
11th Aug 2026212 PMAQI
11th Aug 2026173 PMAQI
11th Aug 2026724 PMAQI
11th Aug 2026195 PMAQI
11th Aug 2026406 PMAQI
11th Aug 2026567 PMAQI
11th Aug 2026218 PMAQI
11th Aug 2026259 PMAQI
11th Aug 20262310 PMAQI
11th Aug 20262511 PMAQI
12th Aug 20262512 AMAQI
12th Aug 2026251 AMAQI
12th Aug 2026292 AMAQI
12th Aug 2026303 AMAQI
12th Aug 2026314 AMAQI
24°C22/29°C
12th Aug 2026275 AMAQI
12th Aug 2026256 AMAQI
12th Aug 2026297 AMAQI
12th Aug 2026128 AMAQI
12th Aug 202689 AMAQI
12th Aug 2026810 AMAQI
12th Aug 2026811 AMAQI
12th Aug 2026812 PMAQI
12th Aug 202681 PMAQI
12th Aug 2026172 PMAQI
12th Aug 202683 PMAQI
12th Aug 2026174 PMAQI
12th Aug 2026235 PMAQI
12th Aug 2026316 PMAQI
12th Aug 2026517 PMAQI
12th Aug 2026218 PMAQI
12th Aug 2026239 PMAQI
12th Aug 20262110 PMAQI
12th Aug 20261011 PMAQI
13th Aug 20261012 AMAQI
13th Aug 202681 AMAQI
13th Aug 202682 AMAQI
13th Aug 202683 AMAQI
13th Aug 2026124 AMAQI
23°C21/27°C
13th Aug 2026125 AMAQI
13th Aug 2026106 AMAQI
13th Aug 202687 AMAQI
13th Aug 2026198 AMAQI
13th Aug 2026649 AMAQI
13th Aug 202615310 AMAQI
13th Aug 20265311 AMAQI
13th Aug 20266012 PMAQI
13th Aug 2026171 PMAQI
13th Aug 2026142 PMAQI
13th Aug 2026173 PMAQI
13th Aug 2026194 PMAQI
13th Aug 2026255 PMAQI
13th Aug 2026276 PMAQI
13th Aug 2026267 PMAQI
13th Aug 2026248 PMAQI
13th Aug 2026279 PMAQI
13th Aug 20262910 PMAQI
13th Aug 20262511 PMAQI
14th Aug 20263412 AMAQI
14th Aug 2026271 AMAQI
14th Aug 2026232 AMAQI
14th Aug 2026273 AMAQI
14th Aug 2026324 AMAQI
25°C21/32°C
14th Aug 2026295 AMAQI
14th Aug 2026296 AMAQI
14th Aug 2026317 AMAQI
14th Aug 2026368 AMAQI
14th Aug 2026469 AMAQI
14th Aug 20264010 AMAQI
14th Aug 20264411 AMAQI
14th Aug 20264712 PMAQI
14th Aug 2026341 PMAQI
14th Aug 2026252 PMAQI
14th Aug 2026253 PMAQI
14th Aug 2026254 PMAQI
14th Aug 2026215 PMAQI
14th Aug 2026336 PMAQI
14th Aug 2026297 PMAQI
14th Aug 2026298 PMAQI
14th Aug 2026279 PMAQI
14th Aug 20264010 PMAQI
14th Aug 20263411 PMAQI
15th Aug 20265312 AMAQI
15th Aug 2026401 AMAQI
15th Aug 2026212 AMAQI
15th Aug 2026333 AMAQI
15th Aug 2026214 AMAQI
24°C21/29°C
15th Aug 2026235 AMAQI
5 AM15th Aug 2026216 AMAQI
15th Aug 2026237 AMAQI
15th Aug 2026178 AMAQI
15th Aug 2026539 AMAQI
15th Aug 20264610 AMAQI
15th Aug 20265111 AMAQI
11 AM15th Aug 20264012 PMAQI
15th Aug 2026121 PMAQI
15th Aug 2026172 PMAQI
15th Aug 2026193 PMAQI
15th Aug 2026174 PMAQI
15th Aug 2026365 PMAQI
15th Aug 2026276 PMAQI
6 PM15th Aug 2026317 PMAQI
15th Aug 2026348 PMAQI
15th Aug 2026309 PMAQI
15th Aug 20264010 PMAQI
15th Aug 20265711 PMAQI
11 PM4 AM
25°C21/31°C
Day time
Avg. Highest Time
9 AM - 10 AM
28AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
2 PM
21AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 AM to 10 AM (Avg. 28), while the lowest AQI was between 2 PM to 2 PM (Avg. 21).
Night time
Avg. Highest Time
7 PM
30AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
2 AM
19AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 PM to 7 PM (Avg. 30), while the lowest AQI was between 2 AM to 2 AM (Avg. 19).
2026 Days Vs Air Quality
Wiang Kaen, Chiang Rai, Thailand
2026
37%
83
40%
91
11%
25
11%
24
2%
4
Total number of days with different AQI categories in last 227 days in 2026 (138 days remaining)
Good
83 DaysModerate
91 DaysPoor
25 DaysUnhealthy
24 DaysSevere
4 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 37%
Health Risk Level:
High
In 2026, 37% of 227 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
Wiang Kaen, Chiang Rai, 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
97AQI (US)
97AQI (US)
2nd January 2026
78AQI (US)
78AQI (US)
3rd January 2026
79AQI (US)
79AQI (US)
4th January 2026
65AQI (US)
65AQI (US)
5th January 2026
62AQI (US)
62AQI (US)
6th January 2026
60AQI (US)
60AQI (US)
7th January 2026
58AQI (US)
58AQI (US)
8th January 2026
50AQI (US)
50AQI (US)
9th January 2026
62AQI (US)
62AQI (US)
10th January 2026
69AQI (US)
69AQI (US)
11th January 2026
72AQI (US)
72AQI (US)
12th January 2026
80AQI (US)
80AQI (US)
13th January 2026
86AQI (US)
86AQI (US)
14th January 2026
85AQI (US)
85AQI (US)
15th January 2026
90AQI (US)
90AQI (US)
16th January 2026
84AQI (US)
84AQI (US)
17th January 2026
80AQI (US)
80AQI (US)
18th January 2026
78AQI (US)
78AQI (US)
19th January 2026
79AQI (US)
79AQI (US)
20th January 2026
80AQI (US)
80AQI (US)
21st January 2026
76AQI (US)
76AQI (US)
22nd January 2026
74AQI (US)
74AQI (US)
23rd January 2026
85AQI (US)
85AQI (US)
24th January 2026
89AQI (US)
89AQI (US)
25th January 2026
93AQI (US)
93AQI (US)
26th January 2026
91AQI (US)
91AQI (US)
27th January 2026
96AQI (US)
96AQI (US)
28th January 2026
100AQI (US)
100AQI (US)
29th January 2026
99AQI (US)
99AQI (US)
30th January 2026
102AQI (US)
102AQI (US)
31st January 2026
103AQI (US)
103AQI (US)
1st February 2026
105AQI (US)
105AQI (US)
2nd February 2026
97AQI (US)
97AQI (US)
3rd February 2026
98AQI (US)
98AQI (US)
4th February 2026
89AQI (US)
89AQI (US)
5th February 2026
95AQI (US)
95AQI (US)
6th February 2026
108AQI (US)
108AQI (US)
7th February 2026
104AQI (US)
104AQI (US)
8th February 2026
98AQI (US)
98AQI (US)
9th February 2026
88AQI (US)
88AQI (US)
10th February 2026
81AQI (US)
81AQI (US)
11th February 2026
83AQI (US)
83AQI (US)
12th February 2026
84AQI (US)
84AQI (US)
13th February 2026
82AQI (US)
82AQI (US)
14th February 2026
87AQI (US)
87AQI (US)
15th February 2026
97AQI (US)
97AQI (US)
16th February 2026
91AQI (US)
91AQI (US)
17th February 2026
83AQI (US)
83AQI (US)
18th February 2026
85AQI (US)
85AQI (US)
19th February 2026
81AQI (US)
81AQI (US)
20th February 2026
59AQI (US)
59AQI (US)
21st February 2026
90AQI (US)
90AQI (US)
22nd February 2026
111AQI (US)
111AQI (US)
23rd February 2026
115AQI (US)
115AQI (US)
24th February 2026
114AQI (US)
114AQI (US)
25th February 2026
70AQI (US)
70AQI (US)
26th February 2026
20AQI (US)
20AQI (US)
27th February 2026
54AQI (US)
54AQI (US)
28th February 2026
87AQI (US)
87AQI (US)
1st March 2026
88AQI (US)
88AQI (US)
2nd March 2026
90AQI (US)
90AQI (US)
3rd March 2026
94AQI (US)
94AQI (US)
4th March 2026
125AQI (US)
125AQI (US)
5th March 2026
139AQI (US)
139AQI (US)
6th March 2026
111AQI (US)
111AQI (US)
7th March 2026
102AQI (US)
102AQI (US)
8th March 2026
118AQI (US)
118AQI (US)
9th March 2026
125AQI (US)
125AQI (US)
10th March 2026
84AQI (US)
84AQI (US)
11th March 2026
86AQI (US)
86AQI (US)
12th March 2026
104AQI (US)
104AQI (US)
13th March 2026
70AQI (US)
70AQI (US)
14th March 2026
91AQI (US)
91AQI (US)
15th March 2026
95AQI (US)
95AQI (US)
16th March 2026
97AQI (US)
97AQI (US)
17th March 2026
95AQI (US)
95AQI (US)
18th March 2026
90AQI (US)
90AQI (US)
19th March 2026
120AQI (US)
120AQI (US)
20th March 2026
116AQI (US)
116AQI (US)
21st March 2026
138AQI (US)
138AQI (US)
22nd March 2026
109AQI (US)
109AQI (US)
23rd March 2026
91AQI (US)
91AQI (US)
24th March 2026
121AQI (US)
121AQI (US)
25th March 2026
143AQI (US)
143AQI (US)
26th March 2026
158AQI (US)
158AQI (US)
27th March 2026
166AQI (US)
166AQI (US)
28th March 2026
179AQI (US)
179AQI (US)
29th March 2026
178AQI (US)
178AQI (US)
30th March 2026
179AQI (US)
179AQI (US)
31st March 2026
183AQI (US)
183AQI (US)
1st April 2026
192AQI (US)
192AQI (US)
2nd April 2026
211AQI (US)
211AQI (US)
3rd April 2026
213AQI (US)
213AQI (US)
4th April 2026
217AQI (US)
217AQI (US)
5th April 2026
220AQI (US)
220AQI (US)
6th April 2026
176AQI (US)
176AQI (US)
7th April 2026
163AQI (US)
163AQI (US)
8th April 2026
152AQI (US)
152AQI (US)
9th April 2026
157AQI (US)
157AQI (US)
10th April 2026
163AQI (US)
163AQI (US)
11th April 2026
163AQI (US)
163AQI (US)
12th April 2026
158AQI (US)
158AQI (US)
13th April 2026
169AQI (US)
169AQI (US)
14th April 2026
188AQI (US)
188AQI (US)
15th April 2026
183AQI (US)
183AQI (US)
16th April 2026
188AQI (US)
188AQI (US)
17th April 2026
183AQI (US)
183AQI (US)
18th April 2026
191AQI (US)
191AQI (US)
19th April 2026
183AQI (US)
183AQI (US)
20th April 2026
163AQI (US)
163AQI (US)
21st April 2026
168AQI (US)
168AQI (US)
22nd April 2026
160AQI (US)
160AQI (US)
23rd April 2026
125AQI (US)
125AQI (US)
24th April 2026
118AQI (US)
118AQI (US)
25th April 2026
122AQI (US)
122AQI (US)
26th April 2026
103AQI (US)
103AQI (US)
27th April 2026
91AQI (US)
91AQI (US)
28th April 2026
70AQI (US)
70AQI (US)
29th April 2026
70AQI (US)
70AQI (US)
30th April 2026
91AQI (US)
91AQI (US)
1st May 2026
73AQI (US)
73AQI (US)
2nd May 2026
98AQI (US)
98AQI (US)
3rd May 2026
77AQI (US)
77AQI (US)
4th May 2026
91AQI (US)
91AQI (US)
5th May 2026
62AQI (US)
62AQI (US)
6th May 2026
82AQI (US)
82AQI (US)
7th May 2026
88AQI (US)
88AQI (US)
8th May 2026
42AQI (US)
42AQI (US)
9th May 2026
53AQI (US)
53AQI (US)
10th May 2026
49AQI (US)
49AQI (US)
11th May 2026
32AQI (US)
32AQI (US)
12th May 2026
12AQI (US)
12AQI (US)
13th May 2026
15AQI (US)
15AQI (US)
14th May 2026
23AQI (US)
23AQI (US)
15th May 2026
43AQI (US)
43AQI (US)
16th May 2026
92AQI (US)
92AQI (US)
17th May 2026
89AQI (US)
89AQI (US)
18th May 2026
74AQI (US)
74AQI (US)
19th May 2026
59AQI (US)
59AQI (US)
20th May 2026
69AQI (US)
69AQI (US)
21st May 2026
76AQI (US)
76AQI (US)
22nd May 2026
69AQI (US)
69AQI (US)
23rd May 2026
45AQI (US)
45AQI (US)
24th May 2026
59AQI (US)
59AQI (US)
25th May 2026
59AQI (US)
59AQI (US)
26th May 2026
48AQI (US)
48AQI (US)
27th May 2026
37AQI (US)
37AQI (US)
28th May 2026
74AQI (US)
74AQI (US)
29th May 2026
48AQI (US)
48AQI (US)
30th May 2026
43AQI (US)
43AQI (US)
31st May 2026
46AQI (US)
46AQI (US)
1st June 2026
45AQI (US)
45AQI (US)
2nd June 2026
63AQI (US)
63AQI (US)
3rd June 2026
74AQI (US)
74AQI (US)
4th June 2026
74AQI (US)
74AQI (US)
5th June 2026
49AQI (US)
49AQI (US)
6th June 2026
46AQI (US)
46AQI (US)
7th June 2026
54AQI (US)
54AQI (US)
8th June 2026
23AQI (US)
23AQI (US)
9th June 2026
15AQI (US)
15AQI (US)
10th June 2026
19AQI (US)
19AQI (US)
11th June 2026
10AQI (US)
10AQI (US)
12th June 2026
24AQI (US)
24AQI (US)
13th June 2026
21AQI (US)
21AQI (US)
14th June 2026
19AQI (US)
19AQI (US)
15th June 2026
12AQI (US)
12AQI (US)
16th June 2026
18AQI (US)
18AQI (US)
17th June 2026
15AQI (US)
15AQI (US)
18th June 2026
12AQI (US)
12AQI (US)
19th June 2026
17AQI (US)
17AQI (US)
20th June 2026
20AQI (US)
20AQI (US)
21st June 2026
40AQI (US)
40AQI (US)
22nd June 2026
72AQI (US)
72AQI (US)
23rd June 2026
62AQI (US)
62AQI (US)
24th June 2026
47AQI (US)
47AQI (US)
25th June 2026
49AQI (US)
49AQI (US)
26th June 2026
46AQI (US)
46AQI (US)
27th June 2026
55AQI (US)
55AQI (US)
28th June 2026
27AQI (US)
27AQI (US)
29th June 2026
23AQI (US)
23AQI (US)
30th June 2026
14AQI (US)
14AQI (US)
1st July 2026
20AQI (US)
20AQI (US)
2nd July 2026
24AQI (US)
24AQI (US)
3rd July 2026
8AQI (US)
8AQI (US)
4th July 2026
11AQI (US)
11AQI (US)
5th July 2026
9AQI (US)
9AQI (US)
6th July 2026
14AQI (US)
14AQI (US)
7th July 2026
27AQI (US)
27AQI (US)
8th July 2026
38AQI (US)
38AQI (US)
9th July 2026
9AQI (US)
9AQI (US)
10th July 2026
13AQI (US)
13AQI (US)
11th July 2026
14AQI (US)
14AQI (US)
12th July 2026
12AQI (US)
12AQI (US)
13th July 2026
11AQI (US)
11AQI (US)
14th July 2026
21AQI (US)
21AQI (US)
15th July 2026
21AQI (US)
21AQI (US)
16th July 2026
19AQI (US)
19AQI (US)
17th July 2026
21AQI (US)
21AQI (US)
18th July 2026
32AQI (US)
32AQI (US)
19th July 2026
56AQI (US)
56AQI (US)
20th July 2026
50AQI (US)
50AQI (US)
21st July 2026
32AQI (US)
32AQI (US)
22nd July 2026
15AQI (US)
15AQI (US)
23rd July 2026
26AQI (US)
26AQI (US)
24th July 2026
16AQI (US)
16AQI (US)
25th July 2026
11AQI (US)
11AQI (US)
26th July 2026
16AQI (US)
16AQI (US)
27th July 2026
16AQI (US)
16AQI (US)
28th July 2026
22AQI (US)
22AQI (US)
29th July 2026
26AQI (US)
26AQI (US)
30th July 2026
24AQI (US)
24AQI (US)
31st July 2026
28AQI (US)
28AQI (US)
1st August 2026
31AQI (US)
31AQI (US)
2nd August 2026
18AQI (US)
18AQI (US)
3rd August 2026
19AQI (US)
19AQI (US)
4th August 2026
30AQI (US)
30AQI (US)
5th August 2026
28AQI (US)
28AQI (US)
6th August 2026
15AQI (US)
15AQI (US)
7th August 2026
14AQI (US)
14AQI (US)
8th August 2026
15AQI (US)
15AQI (US)
9th August 2026
16AQI (US)
16AQI (US)
10th August 2026
12AQI (US)
12AQI (US)
11th August 2026
23AQI (US)
23AQI (US)
12th August 2026
21AQI (US)
21AQI (US)
13th August 2026
28AQI (US)
28AQI (US)
14th August 2026
32AQI (US)
32AQI (US)
15th August 2026
32AQI (US)
32AQI (US)
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
81AQI (US)
88AQI (US)
119AQI (US)
158AQI (US)
59AQI (US)
36AQI (US)
21AQI (US)
22AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202676AQI (US)
1
28
2
1
21
6
12
13
6
4
4
18
4
13
18
23
7
30
1
15
83
91
25
24
4
Highest AQI (US) recorded in
April158AQI (US)
Lowest AQI (US) recorded in
July21AQI (US)
202576AQI (US)
11
20
8
20
6
17
8
16
12
2
21
10
13
13
4
30
1
23
8
28
2
5
26
10
20
3
28
112
160
83
10
Highest AQI (US) recorded in
March123AQI (US)
Lowest AQI (US) recorded in
September40AQI (US)
202473AQI (US)
10
19
1
6
1
1
1
12
11
7
10
7
2
1
30
31
31
2
1
6
7
3
27
31
110
87
45
15
1
Highest AQI (US) recorded in
March155AQI (US)
Lowest AQI (US) recorded in
August33AQI (US)
2023160AQI (US)
3
15
1
9
14
5
7
14
5
5
5
2
16
4
2
2
1
2
2
1
3
18
11
3
25
52
32
26
9
Highest AQI (US) recorded in
April233AQI (US)
Lowest AQI (US) recorded in
August49AQI (US)
202288AQI (US)
1
5
14
2
13
12
5
28
14
Highest AQI (US) recorded in
December102AQI (US)
Lowest AQI (US) recorded in
November71AQI (US)
Most & Least Polluted Years Over the Last 5 Years
Most Polluted Year Recorded
2023(Avg.)
160AQI (US)Least Polluted Year Recorded
2024(Avg.)
73AQI (US)Wiang Kaen's annual 2026 AQI (US) (76) shows an average percentage change of -15.5% (improved AQI (US)) compared to previous years: 2022 (88), 2023 (160), 2024 (73), 2025 (76).
