Phan, 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
Phan, Chiang Rai, Thailand
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
13th Aug 2023
94AQILowest AQI recorded on
1st Aug 2026
23AQISame Day Analysis (4th August):
On this day, AQI across the 4 years varied significantly: 2026 ranks 4th highest AQI at 32 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Day & Night AQI Trend: 3rd Aug - 4th Aug 2026
Phan, Chiang Rai, Thailand
AQI
Day
Night
.
5 AM3rd Aug 2026
7 PM
4 AM4th Aug 2026
Day time
Avg. Highest Time
10AM3rd Aug
46AQI
Avg. Lowest Time
2PM3rd Aug
17AQI
Night time
Avg. Highest Time
1AM4th Aug
36AQI
Avg. Lowest Time
4AM4th Aug
20AQI
In the last 24 hours,
Phan's AQI reached its highest point of 46 at 10 AM during the Day, while the lowest point, 17, was recorded at 2 PM during the Day between 3rd Aug and 4th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Phan, Chiang Rai, Thailand
JulAug
06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th
Day
Night
6th Jul 2026205 AMAQI
6th Jul 2026136 AMAQI
6th Jul 2026107 AMAQI
6th Jul 2026308 AMAQI
6th Jul 2026309 AMAQI
6th Jul 2026810 AMAQI
6th Jul 20261211 AMAQI
6th Jul 20261412 PMAQI
6th Jul 2026191 PMAQI
6th Jul 202642 PMAQI
6th Jul 2026103 PMAQI
6th Jul 2026184 PMAQI
6th Jul 202685 PMAQI
6th Jul 202646 PMAQI
6th Jul 202647 PMAQI
6th Jul 202688 PMAQI
6th Jul 202689 PMAQI
6th Jul 2026810 PMAQI
6th Jul 2026811 PMAQI
7th Jul 2026812 AMAQI
7th Jul 202681 AMAQI
7th Jul 202682 AMAQI
7th Jul 2026163 AMAQI
7th Jul 202684 AMAQI
23°C20/27°C
7th Jul 202685 AMAQI
7th Jul 202686 AMAQI
7th Jul 2026157 AMAQI
7th Jul 202688 AMAQI
7th Jul 2026209 AMAQI
7th Jul 20262110 AMAQI
7th Jul 20262011 AMAQI
7th Jul 20262412 PMAQI
7th Jul 2026281 PMAQI
7th Jul 2026232 PMAQI
7th Jul 2026273 PMAQI
7th Jul 2026264 PMAQI
7th Jul 2026265 PMAQI
7th Jul 2026266 PMAQI
7th Jul 2026247 PMAQI
7th Jul 2026248 PMAQI
7th Jul 2026249 PMAQI
7th Jul 20262610 PMAQI
7th Jul 20262811 PMAQI
8th Jul 20262712 AMAQI
8th Jul 2026251 AMAQI
8th Jul 2026282 AMAQI
8th Jul 2026263 AMAQI
8th Jul 2026274 AMAQI
24°C20/29°C
8th Jul 2026265 AMAQI
8th Jul 2026216 AMAQI
8th Jul 2026207 AMAQI
8th Jul 2026228 AMAQI
8th Jul 2026229 AMAQI
8th Jul 20262110 AMAQI
8th Jul 20262211 AMAQI
8th Jul 20261212 PMAQI
8th Jul 2026121 PMAQI
8th Jul 2026242 PMAQI
8th Jul 2026223 PMAQI
8th Jul 2026204 PMAQI
8th Jul 2026185 PMAQI
8th Jul 2026186 PMAQI
8th Jul 2026147 PMAQI
8th Jul 2026158 PMAQI
8th Jul 2026149 PMAQI
8th Jul 20262610 PMAQI
8th Jul 20261811 PMAQI
9th Jul 20261612 AMAQI
9th Jul 2026101 AMAQI
9th Jul 2026172 AMAQI
9th Jul 2026143 AMAQI
9th Jul 202684 AMAQI
22°C19/27°C
9th Jul 202685 AMAQI
9th Jul 2026126 AMAQI
9th Jul 2026147 AMAQI
9th Jul 2026128 AMAQI
9th Jul 2026209 AMAQI
9th Jul 20261410 AMAQI
9th Jul 2026811 AMAQI
9th Jul 20261812 PMAQI
9th Jul 2026161 PMAQI
9th Jul 2026222 PMAQI
9th Jul 2026223 PMAQI
9th Jul 2026164 PMAQI
9th Jul 2026235 PMAQI
9th Jul 2026226 PMAQI
9th Jul 2026247 PMAQI
9th Jul 2026228 PMAQI
9th Jul 2026249 PMAQI
9th Jul 20262610 PMAQI
9th Jul 20262511 PMAQI
10th Jul 20262612 AMAQI
10th Jul 2026161 AMAQI
10th Jul 2026222 AMAQI
10th Jul 2026163 AMAQI
10th Jul 2026164 AMAQI
21°C20/25°C
10th Jul 2026165 AMAQI
10th Jul 2026166 AMAQI
10th Jul 2026157 AMAQI
10th Jul 2026168 AMAQI
10th Jul 2026159 AMAQI
10th Jul 20261610 AMAQI
10th Jul 20262011 AMAQI
10th Jul 20261912 PMAQI
10th Jul 2026201 PMAQI
10th Jul 202682 PMAQI
10th Jul 2026263 PMAQI
10th Jul 2026184 PMAQI
10th Jul 2026265 PMAQI
10th Jul 2026186 PMAQI
10th Jul 2026177 PMAQI
10th Jul 2026168 PMAQI
10th Jul 2026189 PMAQI
10th Jul 20262010 PMAQI
10th Jul 20262211 PMAQI
11th Jul 20261812 AMAQI
11th Jul 202681 AMAQI
11th Jul 202682 AMAQI
11th Jul 202683 AMAQI
11th Jul 202684 AMAQI
22°C20/27°C
11th Jul 2026185 AMAQI
11th Jul 2026206 AMAQI
11th Jul 2026287 AMAQI
11th Jul 2026128 AMAQI
11th Jul 202649 AMAQI
11th Jul 2026410 AMAQI
11th Jul 20262211 AMAQI
11th Jul 20261412 PMAQI
11th Jul 2026121 PMAQI
11th Jul 2026242 PMAQI
11th Jul 2026173 PMAQI
11th Jul 2026244 PMAQI
11th Jul 2026245 PMAQI
11th Jul 2026236 PMAQI
11th Jul 2026267 PMAQI
11th Jul 2026128 PMAQI
11th Jul 2026279 PMAQI
11th Jul 20262110 PMAQI
11th Jul 20261911 PMAQI
12th Jul 20262712 AMAQI
12th Jul 2026201 AMAQI
12th Jul 2026182 AMAQI
12th Jul 2026283 AMAQI
12th Jul 2026174 AMAQI
24°C20/30°C
12th Jul 2026175 AMAQI
12th Jul 2026146 AMAQI
12th Jul 2026277 AMAQI
12th Jul 2026268 AMAQI
12th Jul 2026229 AMAQI
12th Jul 20262410 AMAQI
12th Jul 20262011 AMAQI
12th Jul 20261912 PMAQI
12th Jul 2026201 PMAQI
12th Jul 2026232 PMAQI
12th Jul 2026253 PMAQI
12th Jul 2026144 PMAQI
12th Jul 2026155 PMAQI
12th Jul 2026146 PMAQI
12th Jul 2026167 PMAQI
12th Jul 2026188 PMAQI
12th Jul 2026169 PMAQI
12th Jul 20261810 PMAQI
12th Jul 20261811 PMAQI
13th Jul 20261712 AMAQI
13th Jul 2026161 AMAQI
13th Jul 2026182 AMAQI
13th Jul 2026143 AMAQI
13th Jul 202644 AMAQI
23°C21/27°C
13th Jul 202645 AMAQI
13th Jul 202646 AMAQI
13th Jul 2026147 AMAQI
13th Jul 2026168 AMAQI
13th Jul 202689 AMAQI
13th Jul 2026810 AMAQI
13th Jul 20261311 AMAQI
13th Jul 20263812 PMAQI
13th Jul 2026101 PMAQI
13th Jul 202662 PMAQI
13th Jul 202663 PMAQI
13th Jul 202664 PMAQI
13th Jul 202645 PMAQI
13th Jul 2026166 PMAQI
13th Jul 2026267 PMAQI
13th Jul 202648 PMAQI
13th Jul 202649 PMAQI
13th Jul 2026410 PMAQI
13th Jul 20262011 PMAQI
14th Jul 20262812 AMAQI
14th Jul 2026261 AMAQI
14th Jul 2026242 AMAQI
14th Jul 2026283 AMAQI
14th Jul 2026224 AMAQI
23°C21/27°C
14th Jul 2026225 AMAQI
14th Jul 2026226 AMAQI
14th Jul 2026267 AMAQI
14th Jul 2026308 AMAQI
14th Jul 2026279 AMAQI
14th Jul 20261910 AMAQI
14th Jul 20261011 AMAQI
14th Jul 20261012 PMAQI
14th Jul 202681 PMAQI
14th Jul 202662 PMAQI
14th Jul 202683 PMAQI
14th Jul 2026174 PMAQI
14th Jul 2026235 PMAQI
14th Jul 2026286 PMAQI
14th Jul 2026287 PMAQI
14th Jul 2026268 PMAQI
14th Jul 2026319 PMAQI
14th Jul 20263110 PMAQI
14th Jul 20263211 PMAQI
15th Jul 20263012 AMAQI
15th Jul 2026281 AMAQI
15th Jul 2026242 AMAQI
15th Jul 2026163 AMAQI
15th Jul 2026144 AMAQI
23°C20/29°C
15th Jul 2026165 AMAQI
15th Jul 2026266 AMAQI
15th Jul 2026267 AMAQI
15th Jul 2026278 AMAQI
15th Jul 2026219 AMAQI
15th Jul 20262010 AMAQI
15th Jul 20261911 AMAQI
15th Jul 20261912 PMAQI
15th Jul 2026121 PMAQI
15th Jul 2026122 PMAQI
15th Jul 2026123 PMAQI
15th Jul 2026234 PMAQI
15th Jul 2026275 PMAQI
15th Jul 2026216 PMAQI
15th Jul 2026277 PMAQI
15th Jul 2026278 PMAQI
15th Jul 2026299 PMAQI
15th Jul 20262510 PMAQI
15th Jul 20261911 PMAQI
16th Jul 20262112 AMAQI
16th Jul 2026171 AMAQI
16th Jul 2026172 AMAQI
16th Jul 2026173 AMAQI
16th Jul 2026174 AMAQI
23°C20/28°C
16th Jul 2026215 AMAQI
16th Jul 2026256 AMAQI
16th Jul 2026407 AMAQI
16th Jul 2026538 AMAQI
16th Jul 2026339 AMAQI
16th Jul 20263110 AMAQI
16th Jul 20263611 AMAQI
16th Jul 20262912 PMAQI
16th Jul 2026251 PMAQI
16th Jul 2026272 PMAQI
16th Jul 2026253 PMAQI
16th Jul 2026254 PMAQI
16th Jul 2026195 PMAQI
16th Jul 2026216 PMAQI
16th Jul 2026217 PMAQI
16th Jul 2026318 PMAQI
16th Jul 2026189 PMAQI
16th Jul 20261810 PMAQI
16th Jul 20262311 PMAQI
17th Jul 20262112 AMAQI
17th Jul 2026211 AMAQI
17th Jul 2026192 AMAQI
17th Jul 2026193 AMAQI
17th Jul 2026174 AMAQI
22°C20/28°C
17th Jul 2026215 AMAQI
17th Jul 2026196 AMAQI
17th Jul 2026197 AMAQI
17th Jul 2026338 AMAQI
17th Jul 2026319 AMAQI
17th Jul 20261610 AMAQI
17th Jul 20263211 AMAQI
17th Jul 20262212 PMAQI
17th Jul 2026221 PMAQI
17th Jul 2026402 PMAQI
17th Jul 2026533 PMAQI
17th Jul 2026404 PMAQI
17th Jul 2026405 PMAQI
17th Jul 2026426 PMAQI
17th Jul 2026407 PMAQI
17th Jul 2026468 PMAQI
17th Jul 2026539 PMAQI
17th Jul 20264910 PMAQI
17th Jul 20265511 PMAQI
18th Jul 20265212 AMAQI
18th Jul 2026441 AMAQI
18th Jul 2026482 AMAQI
18th Jul 2026513 AMAQI
18th Jul 2026544 AMAQI
21°C20/25°C
18th Jul 2026535 AMAQI
18th Jul 2026546 AMAQI
18th Jul 2026547 AMAQI
18th Jul 2026628 AMAQI
18th Jul 2026649 AMAQI
18th Jul 20265610 AMAQI
18th Jul 20266211 AMAQI
18th Jul 20266012 PMAQI
18th Jul 2026671 PMAQI
18th Jul 2026642 PMAQI
18th Jul 2026663 PMAQI
18th Jul 2026644 PMAQI
18th Jul 2026605 PMAQI
18th Jul 2026626 PMAQI
18th Jul 2026657 PMAQI
18th Jul 2026638 PMAQI
18th Jul 2026669 PMAQI
18th Jul 20266410 PMAQI
18th Jul 20266611 PMAQI
19th Jul 20266512 AMAQI
19th Jul 2026661 AMAQI
19th Jul 2026622 AMAQI
19th Jul 2026653 AMAQI
19th Jul 2026604 AMAQI
21°C18/26°C
19th Jul 2026635 AMAQI
19th Jul 2026626 AMAQI
19th Jul 2026667 AMAQI
19th Jul 2026678 AMAQI
19th Jul 2026819 AMAQI
19th Jul 20267010 AMAQI
19th Jul 20266611 AMAQI
19th Jul 20266612 PMAQI
19th Jul 2026621 PMAQI
19th Jul 2026542 PMAQI
19th Jul 2026533 PMAQI
19th Jul 2026574 PMAQI
19th Jul 2026465 PMAQI
19th Jul 2026366 PMAQI
19th Jul 2026387 PMAQI
19th Jul 2026348 PMAQI
19th Jul 2026179 PMAQI
19th Jul 20261710 PMAQI
19th Jul 20261711 PMAQI
20th Jul 20263312 AMAQI
20th Jul 2026551 AMAQI
20th Jul 2026362 AMAQI
20th Jul 2026383 AMAQI
20th Jul 2026514 AMAQI
22°C19/30°C
20th Jul 2026525 AMAQI
20th Jul 2026496 AMAQI
20th Jul 2026467 AMAQI
20th Jul 2026558 AMAQI
20th Jul 2026649 AMAQI
20th Jul 20262910 AMAQI
20th Jul 20264911 AMAQI
20th Jul 20262312 PMAQI
20th Jul 2026471 PMAQI
20th Jul 2026442 PMAQI
20th Jul 2026363 PMAQI
20th Jul 2026384 PMAQI
20th Jul 2026295 PMAQI
20th Jul 2026256 PMAQI
20th Jul 2026297 PMAQI
20th Jul 2026338 PMAQI
20th Jul 2026459 PMAQI
20th Jul 20266010 PMAQI
20th Jul 20265111 PMAQI
21st Jul 20265412 AMAQI
21st Jul 2026621 AMAQI
21st Jul 2026532 AMAQI
21st Jul 2026503 AMAQI
21st Jul 2026644 AMAQI
23°C18/31°C
21st Jul 2026315 AMAQI
21st Jul 2026296 AMAQI
21st Jul 2026337 AMAQI
21st Jul 2026638 AMAQI
21st Jul 2026539 AMAQI
21st Jul 20262511 AMAQI
21st Jul 20263312 PMAQI
21st Jul 2026331 PMAQI
21st Jul 2026212 PMAQI
21st Jul 2026233 PMAQI
21st Jul 2026214 PMAQI
21st Jul 2026765 PMAQI
21st Jul 2026216 PMAQI
21st Jul 2026197 PMAQI
21st Jul 2026178 PMAQI
21st Jul 2026179 PMAQI
21st Jul 20261710 PMAQI
21st Jul 20261911 PMAQI
22nd Jul 20262312 AMAQI
22nd Jul 2026191 AMAQI
22nd Jul 2026192 AMAQI
22nd Jul 2026123 AMAQI
22nd Jul 2026124 AMAQI
22°C19/27°C
22nd Jul 2026145 AMAQI
22nd Jul 2026176 AMAQI
22nd Jul 2026127 AMAQI
22nd Jul 2026178 AMAQI
22nd Jul 2026149 AMAQI
22nd Jul 20261710 AMAQI
22nd Jul 20261711 AMAQI
22nd Jul 20261412 PMAQI
22nd Jul 2026141 PMAQI
22nd Jul 2026102 PMAQI
22nd Jul 2026103 PMAQI
22nd Jul 2026124 PMAQI
22nd Jul 202685 PMAQI
22nd Jul 2026126 PMAQI
22nd Jul 2026147 PMAQI
22nd Jul 2026178 PMAQI
22nd Jul 2026149 PMAQI
22nd Jul 20261210 PMAQI
22nd Jul 20261211 PMAQI
23rd Jul 20261212 AMAQI
23rd Jul 2026121 AMAQI
23rd Jul 2026172 AMAQI
23rd Jul 2026173 AMAQI
23rd Jul 2026124 AMAQI
22°C20/28°C
23rd Jul 2026125 AMAQI
23rd Jul 2026126 AMAQI
23rd Jul 2026127 AMAQI
23rd Jul 2026218 AMAQI
23rd Jul 2026129 AMAQI
23rd Jul 20263810 AMAQI
23rd Jul 20261711 AMAQI
23rd Jul 20261912 PMAQI
23rd Jul 2026221 PMAQI
23rd Jul 202682 PMAQI
23rd Jul 202683 PMAQI
23rd Jul 202684 PMAQI
23rd Jul 202685 PMAQI
23rd Jul 202686 PMAQI
23rd Jul 2026177 PMAQI
23rd Jul 2026128 PMAQI
23rd Jul 2026129 PMAQI
23rd Jul 20261210 PMAQI
23rd Jul 20261611 PMAQI
24th Jul 20262412 AMAQI
24th Jul 2026121 AMAQI
24th Jul 2026122 AMAQI
24th Jul 2026123 AMAQI
24th Jul 2026104 AMAQI
24°C20/31°C
24th Jul 2026275 AMAQI
24th Jul 2026216 AMAQI
24th Jul 2026407 AMAQI
24th Jul 2026448 AMAQI
24th Jul 2026449 AMAQI
24th Jul 20264410 AMAQI
24th Jul 20262311 AMAQI
24th Jul 20261912 PMAQI
24th Jul 2026211 PMAQI
24th Jul 2026192 PMAQI
24th Jul 2026123 PMAQI
24th Jul 2026144 PMAQI
24th Jul 2026125 PMAQI
24th Jul 2026176 PMAQI
24th Jul 2026257 PMAQI
24th Jul 2026318 PMAQI
24th Jul 2026449 PMAQI
24th Jul 20263810 PMAQI
24th Jul 20262711 PMAQI
25th Jul 20262512 AMAQI
25th Jul 2026421 AMAQI
25th Jul 2026512 AMAQI
25th Jul 2026633 AMAQI
25th Jul 2026334 AMAQI
24°C20/31°C
25th Jul 2026405 AMAQI
25th Jul 2026596 AMAQI
25th Jul 2026337 AMAQI
25th Jul 2026298 AMAQI
25th Jul 2026589 AMAQI
25th Jul 20265010 AMAQI
25th Jul 20262711 AMAQI
25th Jul 20262512 PMAQI
25th Jul 2026211 PMAQI
25th Jul 2026212 PMAQI
25th Jul 2026213 PMAQI
25th Jul 2026234 PMAQI
25th Jul 2026215 PMAQI
25th Jul 2026236 PMAQI
25th Jul 2026257 PMAQI
25th Jul 2026408 PMAQI
25th Jul 2026449 PMAQI
25th Jul 20263610 PMAQI
25th Jul 20262111 PMAQI
26th Jul 20263312 AMAQI
26th Jul 2026291 AMAQI
26th Jul 2026312 AMAQI
26th Jul 2026443 AMAQI
26th Jul 202684 AMAQI
23°C20/29°C
26th Jul 202685 AMAQI
26th Jul 202686 AMAQI
26th Jul 202687 AMAQI
26th Jul 2026108 AMAQI
26th Jul 2026129 AMAQI
26th Jul 20261010 AMAQI
26th Jul 20261811 AMAQI
26th Jul 20262312 PMAQI
26th Jul 2026271 PMAQI
26th Jul 2026252 PMAQI
26th Jul 2026233 PMAQI
26th Jul 2026324 PMAQI
26th Jul 2026345 PMAQI
26th Jul 2026256 PMAQI
26th Jul 2026217 PMAQI
26th Jul 2026468 PMAQI
26th Jul 2026569 PMAQI
26th Jul 20263610 PMAQI
26th Jul 20262311 PMAQI
27th Jul 20261712 AMAQI
27th Jul 2026231 AMAQI
27th Jul 2026252 AMAQI
27th Jul 2026213 AMAQI
27th Jul 2026174 AMAQI
23°C20/28°C
27th Jul 2026125 AMAQI
27th Jul 2026146 AMAQI
27th Jul 2026177 AMAQI
27th Jul 2026198 AMAQI
27th Jul 2026179 AMAQI
27th Jul 20261210 AMAQI
27th Jul 20261711 AMAQI
27th Jul 20261212 PMAQI
27th Jul 2026141 PMAQI
27th Jul 2026172 PMAQI
27th Jul 2026253 PMAQI
27th Jul 2026214 PMAQI
27th Jul 2026215 PMAQI
27th Jul 2026276 PMAQI
27th Jul 2026297 PMAQI
27th Jul 2026388 PMAQI
27th Jul 2026389 PMAQI
27th Jul 20262510 PMAQI
27th Jul 20263811 PMAQI
28th Jul 20262912 AMAQI
28th Jul 2026211 AMAQI
28th Jul 2026292 AMAQI
28th Jul 2026213 AMAQI
28th Jul 2026214 AMAQI
24°C20/29°C
28th Jul 2026255 AMAQI
28th Jul 2026256 AMAQI
28th Jul 2026297 AMAQI
28th Jul 2026338 AMAQI
28th Jul 2026339 AMAQI
28th Jul 20262710 AMAQI
28th Jul 20262911 AMAQI
28th Jul 20264812 PMAQI
28th Jul 2026171 PMAQI
28th Jul 2026192 PMAQI
28th Jul 2026173 PMAQI
28th Jul 2026144 PMAQI
28th Jul 2026125 PMAQI
28th Jul 2026176 PMAQI
28th Jul 2026177 PMAQI
28th Jul 2026128 PMAQI
28th Jul 2026239 PMAQI
28th Jul 20262710 PMAQI
28th Jul 20262011 PMAQI
29th Jul 20262512 AMAQI
29th Jul 2026251 AMAQI
29th Jul 2026342 AMAQI
29th Jul 2026313 AMAQI
29th Jul 2026404 AMAQI
23°C21/28°C
29th Jul 2026235 AMAQI
29th Jul 2026336 AMAQI
29th Jul 2026297 AMAQI
29th Jul 2026318 AMAQI
29th Jul 2026469 AMAQI
29th Jul 20262910 AMAQI
29th Jul 20264211 AMAQI
29th Jul 20264612 PMAQI
29th Jul 2026401 PMAQI
29th Jul 2026342 PMAQI
29th Jul 2026323 PMAQI
29th Jul 2026574 PMAQI
29th Jul 2026125 PMAQI
29th Jul 202686 PMAQI
29th Jul 2026127 PMAQI
29th Jul 202688 PMAQI
29th Jul 202689 PMAQI
29th Jul 20261210 PMAQI
29th Jul 20261711 PMAQI
30th Jul 2026812 AMAQI
30th Jul 202681 AMAQI
30th Jul 202682 AMAQI
30th Jul 2026123 AMAQI
30th Jul 202684 AMAQI
22°C20/26°C
30th Jul 202685 AMAQI
30th Jul 202686 AMAQI
30th Jul 202687 AMAQI
30th Jul 2026128 AMAQI
30th Jul 2026179 AMAQI
30th Jul 20261210 AMAQI
30th Jul 20261711 AMAQI
30th Jul 2026812 PMAQI
30th Jul 202681 PMAQI
30th Jul 202682 PMAQI
30th Jul 202683 PMAQI
30th Jul 202684 PMAQI
30th Jul 2026215 PMAQI
30th Jul 2026276 PMAQI
30th Jul 2026317 PMAQI
30th Jul 2026238 PMAQI
30th Jul 2026469 PMAQI
30th Jul 20262110 PMAQI
30th Jul 20261911 PMAQI
31st Jul 20262112 AMAQI
31st Jul 2026171 AMAQI
31st Jul 2026192 AMAQI
31st Jul 202683 AMAQI
31st Jul 202684 AMAQI
22°C20/28°C
31st Jul 2026125 AMAQI
31st Jul 2026126 AMAQI
31st Jul 2026127 AMAQI
31st Jul 202688 AMAQI
31st Jul 202689 AMAQI
31st Jul 2026810 AMAQI
31st Jul 20261011 AMAQI
31st Jul 20261212 PMAQI
31st Jul 2026141 PMAQI
31st Jul 2026122 PMAQI
31st Jul 2026123 PMAQI
31st Jul 2026104 PMAQI
31st Jul 2026125 PMAQI
31st Jul 2026176 PMAQI
31st Jul 2026177 PMAQI
31st Jul 2026128 PMAQI
31st Jul 2026169 PMAQI
31st Jul 20262510 PMAQI
31st Jul 20262911 PMAQI
1st Aug 20262112 AMAQI
1st Aug 2026191 AMAQI
1st Aug 2026212 AMAQI
1st Aug 2026173 AMAQI
1st Aug 2026124 AMAQI
22°C20/27°C
1st Aug 2026145 AMAQI
1st Aug 2026176 AMAQI
1st Aug 2026297 AMAQI
1st Aug 2026148 AMAQI
1st Aug 2026179 AMAQI
1st Aug 20262110 AMAQI
1st Aug 20263111 AMAQI
1st Aug 20262112 PMAQI
1st Aug 2026191 PMAQI
1st Aug 2026232 PMAQI
1st Aug 2026273 PMAQI
1st Aug 2026274 PMAQI
1st Aug 2026295 PMAQI
1st Aug 2026326 PMAQI
1st Aug 2026257 PMAQI
1st Aug 2026258 PMAQI
1st Aug 2026299 PMAQI
1st Aug 20263310 PMAQI
1st Aug 20262311 PMAQI
2nd Aug 20262712 AMAQI
2nd Aug 2026211 AMAQI
2nd Aug 2026142 AMAQI
2nd Aug 2026173 AMAQI
2nd Aug 2026254 AMAQI
23°C20/26°C
2nd Aug 2026235 AMAQI
2nd Aug 2026386 AMAQI
2nd Aug 2026387 AMAQI
2nd Aug 2026498 AMAQI
2nd Aug 2026389 AMAQI
2nd Aug 20263110 AMAQI
2nd Aug 20262911 AMAQI
2nd Aug 20262512 PMAQI
2nd Aug 2026311 PMAQI
2nd Aug 2026292 PMAQI
2nd Aug 2026303 PMAQI
2nd Aug 2026234 PMAQI
2nd Aug 2026215 PMAQI
2nd Aug 2026276 PMAQI
2nd Aug 2026257 PMAQI
2nd Aug 2026318 PMAQI
2nd Aug 2026239 PMAQI
2nd Aug 20262710 PMAQI
2nd Aug 20262511 PMAQI
3rd Aug 20263112 AMAQI
3rd Aug 2026251 AMAQI
3rd Aug 2026292 AMAQI
3rd Aug 2026233 AMAQI
3rd Aug 2026294 AMAQI
23°C21/29°C
3rd Aug 2026275 AMAQI
3rd Aug 2026276 AMAQI
3rd Aug 2026277 AMAQI
3rd Aug 2026338 AMAQI
3rd Aug 2026369 AMAQI
3rd Aug 20264610 AMAQI
3rd Aug 20263811 AMAQI
3rd Aug 20263812 PMAQI
3rd Aug 2026271 PMAQI
3rd Aug 2026172 PMAQI
3rd Aug 2026333 PMAQI
3rd Aug 2026214 PMAQI
3rd Aug 2026335 PMAQI
3rd Aug 2026276 PMAQI
3rd Aug 2026297 PMAQI
3rd Aug 2026258 PMAQI
3rd Aug 2026279 PMAQI
3rd Aug 20262710 PMAQI
3rd Aug 20262711 PMAQI
4th Aug 20262912 AMAQI
4th Aug 2026361 AMAQI
4th Aug 2026292 AMAQI
4th Aug 2026313 AMAQI
4th Aug 2026204 AMAQI
23°C20/27°C
4th Aug 2026335 AMAQI
5 AM4th Aug 2026336 AMAQI
4th Aug 2026257 AMAQI
4th Aug 2026258 AMAQI
4th Aug 2026259 AMAQI
4th Aug 20263610 AMAQI
4th Aug 20264611 AMAQI
4th Aug 20263612 PMAQI
12 PM4th Aug 2026421 PMAQI
4th Aug 2026422 PMAQI
4th Aug 2026253 PMAQI
4th Aug 2026234 PMAQI
4th Aug 2026215 PMAQI
4th Aug 2026366 PMAQI
4th Aug 2026427 PMAQI
7 PM4th Aug 2026448 PMAQI
4th Aug 2026369 PMAQI
4th Aug 20262910 PMAQI
4th Aug 20263011 PMAQI
12 AM
4 AM
23°C20/28°C
Day time
Avg. Highest Time
9 AM
30AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
5 AM
22AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 AM to 9 AM (Avg. 30), while the lowest AQI was between 5 AM to 5 AM (Avg. 22).
Night time
Avg. Highest Time
9 PM
28AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
4 AM
22AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 PM to 9 PM (Avg. 28), while the lowest AQI was between 4 AM to 4 AM (Avg. 22).
2026 Days Vs Air Quality
Phan, Chiang Rai, Thailand
2026
36%
77
38%
82
13%
29
13%
28
Total number of days with different AQI categories in last 216 days in 2026 (149 days remaining)
Good
77 DaysModerate
82 DaysPoor
29 DaysUnhealthy
28 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 36%
Health Risk Level:
High
In 2026, 36% of 216 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
Phan, 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
99AQI (US)
99AQI (US)
2nd January 2026
89AQI (US)
89AQI (US)
3rd January 2026
74AQI (US)
74AQI (US)
4th January 2026
67AQI (US)
67AQI (US)
5th January 2026
66AQI (US)
66AQI (US)
6th January 2026
62AQI (US)
62AQI (US)
7th January 2026
69AQI (US)
69AQI (US)
8th January 2026
70AQI (US)
70AQI (US)
9th January 2026
71AQI (US)
71AQI (US)
10th January 2026
74AQI (US)
74AQI (US)
11th January 2026
82AQI (US)
82AQI (US)
12th January 2026
91AQI (US)
91AQI (US)
13th January 2026
89AQI (US)
89AQI (US)
14th January 2026
91AQI (US)
91AQI (US)
15th January 2026
91AQI (US)
91AQI (US)
16th January 2026
82AQI (US)
82AQI (US)
17th January 2026
78AQI (US)
78AQI (US)
18th January 2026
82AQI (US)
82AQI (US)
19th January 2026
82AQI (US)
82AQI (US)
20th January 2026
81AQI (US)
81AQI (US)
21st January 2026
80AQI (US)
80AQI (US)
22nd January 2026
85AQI (US)
85AQI (US)
23rd January 2026
93AQI (US)
93AQI (US)
24th January 2026
96AQI (US)
96AQI (US)
25th January 2026
97AQI (US)
97AQI (US)
26th January 2026
102AQI (US)
102AQI (US)
27th January 2026
102AQI (US)
102AQI (US)
28th January 2026
104AQI (US)
104AQI (US)
29th January 2026
108AQI (US)
108AQI (US)
30th January 2026
113AQI (US)
113AQI (US)
31st January 2026
112AQI (US)
112AQI (US)
1st February 2026
118AQI (US)
118AQI (US)
2nd February 2026
107AQI (US)
107AQI (US)
3rd February 2026
78AQI (US)
78AQI (US)
4th February 2026
80AQI (US)
80AQI (US)
5th February 2026
90AQI (US)
90AQI (US)
6th February 2026
103AQI (US)
103AQI (US)
7th February 2026
107AQI (US)
107AQI (US)
8th February 2026
100AQI (US)
100AQI (US)
9th February 2026
92AQI (US)
92AQI (US)
10th February 2026
86AQI (US)
86AQI (US)
11th February 2026
89AQI (US)
89AQI (US)
12th February 2026
82AQI (US)
82AQI (US)
13th February 2026
80AQI (US)
80AQI (US)
14th February 2026
87AQI (US)
87AQI (US)
15th February 2026
94AQI (US)
94AQI (US)
16th February 2026
94AQI (US)
94AQI (US)
17th February 2026
95AQI (US)
95AQI (US)
18th February 2026
109AQI (US)
109AQI (US)
19th February 2026
101AQI (US)
101AQI (US)
20th February 2026
69AQI (US)
69AQI (US)
21st February 2026
92AQI (US)
92AQI (US)
22nd February 2026
102AQI (US)
102AQI (US)
23rd February 2026
107AQI (US)
107AQI (US)
24th February 2026
94AQI (US)
94AQI (US)
25th February 2026
45AQI (US)
45AQI (US)
26th February 2026
31AQI (US)
31AQI (US)
27th February 2026
70AQI (US)
70AQI (US)
28th February 2026
84AQI (US)
84AQI (US)
1st March 2026
85AQI (US)
85AQI (US)
2nd March 2026
88AQI (US)
88AQI (US)
3rd March 2026
104AQI (US)
104AQI (US)
4th March 2026
125AQI (US)
125AQI (US)
5th March 2026
148AQI (US)
148AQI (US)
6th March 2026
134AQI (US)
134AQI (US)
7th March 2026
113AQI (US)
113AQI (US)
8th March 2026
109AQI (US)
109AQI (US)
9th March 2026
113AQI (US)
113AQI (US)
10th March 2026
101AQI (US)
101AQI (US)
11th March 2026
86AQI (US)
86AQI (US)
12th March 2026
83AQI (US)
83AQI (US)
13th March 2026
53AQI (US)
53AQI (US)
14th March 2026
68AQI (US)
68AQI (US)
15th March 2026
86AQI (US)
86AQI (US)
16th March 2026
92AQI (US)
92AQI (US)
17th March 2026
84AQI (US)
84AQI (US)
18th March 2026
93AQI (US)
93AQI (US)
19th March 2026
105AQI (US)
105AQI (US)
20th March 2026
91AQI (US)
91AQI (US)
21st March 2026
116AQI (US)
116AQI (US)
22nd March 2026
91AQI (US)
91AQI (US)
23rd March 2026
76AQI (US)
76AQI (US)
24th March 2026
118AQI (US)
118AQI (US)
25th March 2026
133AQI (US)
133AQI (US)
26th March 2026
154AQI (US)
154AQI (US)
27th March 2026
161AQI (US)
161AQI (US)
28th March 2026
160AQI (US)
160AQI (US)
29th March 2026
167AQI (US)
167AQI (US)
30th March 2026
170AQI (US)
170AQI (US)
31st March 2026
170AQI (US)
170AQI (US)
1st April 2026
179AQI (US)
179AQI (US)
2nd April 2026
195AQI (US)
195AQI (US)
3rd April 2026
182AQI (US)
182AQI (US)
4th April 2026
189AQI (US)
189AQI (US)
5th April 2026
191AQI (US)
191AQI (US)
6th April 2026
180AQI (US)
180AQI (US)
7th April 2026
165AQI (US)
165AQI (US)
8th April 2026
153AQI (US)
153AQI (US)
9th April 2026
160AQI (US)
160AQI (US)
10th April 2026
152AQI (US)
152AQI (US)
11th April 2026
158AQI (US)
158AQI (US)
12th April 2026
162AQI (US)
162AQI (US)
13th April 2026
172AQI (US)
172AQI (US)
14th April 2026
173AQI (US)
173AQI (US)
15th April 2026
155AQI (US)
155AQI (US)
16th April 2026
167AQI (US)
167AQI (US)
17th April 2026
171AQI (US)
171AQI (US)
18th April 2026
188AQI (US)
188AQI (US)
19th April 2026
167AQI (US)
167AQI (US)
20th April 2026
155AQI (US)
155AQI (US)
21st April 2026
157AQI (US)
157AQI (US)
22nd April 2026
157AQI (US)
157AQI (US)
23rd April 2026
144AQI (US)
144AQI (US)
24th April 2026
135AQI (US)
135AQI (US)
25th April 2026
118AQI (US)
118AQI (US)
26th April 2026
98AQI (US)
98AQI (US)
27th April 2026
91AQI (US)
91AQI (US)
28th April 2026
69AQI (US)
69AQI (US)
29th April 2026
70AQI (US)
70AQI (US)
30th April 2026
92AQI (US)
92AQI (US)
1st May 2026
82AQI (US)
82AQI (US)
2nd May 2026
91AQI (US)
91AQI (US)
3rd May 2026
70AQI (US)
70AQI (US)
4th May 2026
63AQI (US)
63AQI (US)
5th May 2026
70AQI (US)
70AQI (US)
6th May 2026
56AQI (US)
56AQI (US)
7th May 2026
60AQI (US)
60AQI (US)
8th May 2026
17AQI (US)
17AQI (US)
9th May 2026
50AQI (US)
50AQI (US)
10th May 2026
17AQI (US)
17AQI (US)
11th May 2026
24AQI (US)
24AQI (US)
12th May 2026
17AQI (US)
17AQI (US)
13th May 2026
9AQI (US)
9AQI (US)
14th May 2026
35AQI (US)
35AQI (US)
15th May 2026
34AQI (US)
34AQI (US)
16th May 2026
93AQI (US)
93AQI (US)
17th May 2026
88AQI (US)
88AQI (US)
18th May 2026
70AQI (US)
70AQI (US)
19th May 2026
55AQI (US)
55AQI (US)
20th May 2026
65AQI (US)
65AQI (US)
21st May 2026
70AQI (US)
70AQI (US)
22nd May 2026
66AQI (US)
66AQI (US)
23rd May 2026
39AQI (US)
39AQI (US)
24th May 2026
55AQI (US)
55AQI (US)
25th May 2026
55AQI (US)
55AQI (US)
26th May 2026
41AQI (US)
41AQI (US)
27th May 2026
27AQI (US)
27AQI (US)
28th May 2026
58AQI (US)
58AQI (US)
29th May 2026
23AQI (US)
23AQI (US)
30th May 2026
10AQI (US)
10AQI (US)
31st May 2026
27AQI (US)
27AQI (US)
1st June 2026
42AQI (US)
42AQI (US)
2nd June 2026
56AQI (US)
56AQI (US)
3rd June 2026
51AQI (US)
51AQI (US)
4th June 2026
50AQI (US)
50AQI (US)
5th June 2026
16AQI (US)
16AQI (US)
6th June 2026
12AQI (US)
12AQI (US)
7th June 2026
17AQI (US)
17AQI (US)
8th June 2026
20AQI (US)
20AQI (US)
9th June 2026
21AQI (US)
21AQI (US)
10th June 2026
10AQI (US)
10AQI (US)
11th June 2026
9AQI (US)
9AQI (US)
12th June 2026
5AQI (US)
5AQI (US)
13th June 2026
10AQI (US)
10AQI (US)
14th June 2026
21AQI (US)
21AQI (US)
15th June 2026
19AQI (US)
19AQI (US)
16th June 2026
18AQI (US)
18AQI (US)
17th June 2026
23AQI (US)
23AQI (US)
18th June 2026
24AQI (US)
24AQI (US)
19th June 2026
20AQI (US)
20AQI (US)
20th June 2026
11AQI (US)
11AQI (US)
21st June 2026
10AQI (US)
10AQI (US)
22nd June 2026
13AQI (US)
13AQI (US)
23rd June 2026
14AQI (US)
14AQI (US)
24th June 2026
20AQI (US)
20AQI (US)
25th June 2026
27AQI (US)
27AQI (US)
26th June 2026
30AQI (US)
30AQI (US)
27th June 2026
28AQI (US)
28AQI (US)
28th June 2026
28AQI (US)
28AQI (US)
29th June 2026
17AQI (US)
17AQI (US)
30th June 2026
12AQI (US)
12AQI (US)
1st July 2026
17AQI (US)
17AQI (US)
2nd July 2026
21AQI (US)
21AQI (US)
3rd July 2026
23AQI (US)
23AQI (US)
4th July 2026
22AQI (US)
22AQI (US)
5th July 2026
18AQI (US)
18AQI (US)
6th July 2026
14AQI (US)
14AQI (US)
7th July 2026
19AQI (US)
19AQI (US)
8th July 2026
21AQI (US)
21AQI (US)
9th July 2026
17AQI (US)
17AQI (US)
10th July 2026
18AQI (US)
18AQI (US)
11th July 2026
17AQI (US)
17AQI (US)
12th July 2026
20AQI (US)
20AQI (US)
13th July 2026
12AQI (US)
12AQI (US)
14th July 2026
22AQI (US)
22AQI (US)
15th July 2026
22AQI (US)
22AQI (US)
16th July 2026
25AQI (US)
25AQI (US)
17th July 2026
32AQI (US)
32AQI (US)
18th July 2026
59AQI (US)
59AQI (US)
19th July 2026
54AQI (US)
54AQI (US)
20th July 2026
42AQI (US)
42AQI (US)
21st July 2026
36AQI (US)
36AQI (US)
22nd July 2026
14AQI (US)
14AQI (US)
23rd July 2026
14AQI (US)
14AQI (US)
24th July 2026
25AQI (US)
25AQI (US)
25th July 2026
35AQI (US)
35AQI (US)
26th July 2026
25AQI (US)
25AQI (US)
27th July 2026
22AQI (US)
22AQI (US)
28th July 2026
24AQI (US)
24AQI (US)
29th July 2026
28AQI (US)
28AQI (US)
30th July 2026
15AQI (US)
15AQI (US)
31st July 2026
14AQI (US)
14AQI (US)
1st August 2026
23AQI (US)
23AQI (US)
2nd August 2026
28AQI (US)
28AQI (US)
3rd August 2026
29AQI (US)
29AQI (US)
4th August 2026
32AQI (US)
32AQI (US)
5th August 2026
6th August 2026
7th August 2026
8th August 2026
9th August 2026
10th August 2026
11th August 2026
12th August 2026
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
87AQI (US)
89AQI (US)
112AQI (US)
152AQI (US)
50AQI (US)
22AQI (US)
24AQI (US)
28AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202675AQI (US)
25
6
2
18
8
13
12
6
5
3
22
14
17
28
2
29
2
4
77
82
29
28
Highest AQI (US) recorded in
April152AQI (US)
Lowest AQI (US) recorded in
June22AQI (US)
202572AQI (US)
17
14
7
21
6
16
9
15
10
5
15
16
24
6
31
21
10
21
9
6
25
11
18
1
26
5
129
155
67
14
Highest AQI (US) recorded in
March127AQI (US)
Lowest AQI (US) recorded in
July40AQI (US)
202458AQI (US)
5
11
1
1
10
2
30
31
31
3
8
5
8
22
31
121
60
5
13
Highest AQI (US) recorded in
April182AQI (US)
Lowest AQI (US) recorded in
July34AQI (US)
2023106AQI (US)
5
8
18
2
3
3
11
7
2
5
1
1
10
14
24
2
1
2
1
4
5
12
8
6
22
2
15
16
3
10
2
16
4
1
2
1
12
18
1
61
93
51
51
21
3
Highest AQI (US) recorded in
February175AQI (US)
Lowest AQI (US) recorded in
April40AQI (US)
2022117AQI (US)
1
2
14
16
3
15
12
18
33
12
Highest AQI (US) recorded in
December136AQI (US)
Lowest AQI (US) recorded in
November99AQI (US)
Most & Least Polluted Years Over the Last 5 Years
Most Polluted Year Recorded
2022(Avg.)
117AQI (US)Least Polluted Year Recorded
2024(Avg.)
58AQI (US)Phan's annual 2026 AQI (US) (75) shows an average percentage change of -7.9% (improved AQI (US)) compared to previous years: 2022 (117), 2023 (106), 2024 (58), 2025 (72).
