Royal Memorial Hospital, Chiang Khong, 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+
October Air Quality Analysis
Royal Memorial Hospital, Chiang Khong, Chiang Rai, Thailand
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
31st Oct 2022
100AQILowest AQI recorded on
20th Oct 2024
17AQISame Day Analysis (12th October ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 1st highest AQI at 71 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 12th Oct - 13th Oct 2025
Royal Memorial Hospital, Chiang Khong, Chiang Rai, Thailand
AQI
Day
Night
.
6 AM12th Oct 2025
6 PM
5 AM13th Oct 2025
Day time
Avg. Highest Time
2PM12th Oct
81AQI
Avg. Lowest Time
11AM12th Oct
59AQI
Night time
Avg. Highest Time
11PM12th Oct
98AQI
Avg. Lowest Time
8PM12th Oct
63AQI
In the last 24 hours,
Royal Memorial Hospital's AQI reached its highest point of 98 at 11 PM during the Night, while the lowest point, 59, was recorded at 11 AM during the Day between 12th Oct and 13th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Royal Memorial Hospital, Chiang Khong, Chiang Rai, Thailand
SepOct
13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th
Day
Night
13th Sep 2025516 AMAQI
13th Sep 2025387 AMAQI
13th Sep 2025338 AMAQI
13th Sep 2025509 AMAQI
13th Sep 20253610 AMAQI
13th Sep 20254011 AMAQI
13th Sep 20253812 PMAQI
13th Sep 2025421 PMAQI
13th Sep 2025342 PMAQI
13th Sep 2025383 PMAQI
13th Sep 2025344 PMAQI
13th Sep 2025495 PMAQI
13th Sep 2025526 PMAQI
13th Sep 2025517 PMAQI
13th Sep 2025548 PMAQI
13th Sep 2025579 PMAQI
13th Sep 20255310 PMAQI
13th Sep 20255711 PMAQI
14th Sep 20255512 AMAQI
14th Sep 2025541 AMAQI
14th Sep 2025522 AMAQI
14th Sep 2025513 AMAQI
14th Sep 2025524 AMAQI
14th Sep 2025525 AMAQI
24°C21/31°C
14th Sep 2025526 AMAQI
14th Sep 2025367 AMAQI
14th Sep 2025398 AMAQI
14th Sep 2025389 AMAQI
14th Sep 20254410 AMAQI
14th Sep 20253911 AMAQI
14th Sep 20254112 PMAQI
14th Sep 2025321 PMAQI
14th Sep 2025362 PMAQI
14th Sep 2025283 PMAQI
14th Sep 2025334 PMAQI
14th Sep 2025365 PMAQI
14th Sep 2025406 PMAQI
14th Sep 2025507 PMAQI
14th Sep 2025508 PMAQI
14th Sep 2025519 PMAQI
14th Sep 20255110 PMAQI
14th Sep 20255111 PMAQI
15th Sep 20255512 AMAQI
15th Sep 2025541 AMAQI
15th Sep 2025522 AMAQI
15th Sep 2025513 AMAQI
15th Sep 2025524 AMAQI
15th Sep 2025515 AMAQI
25°C20/32°C
15th Sep 2025516 AMAQI
15th Sep 2025477 AMAQI
15th Sep 2025488 AMAQI
15th Sep 2025499 AMAQI
15th Sep 20254010 AMAQI
15th Sep 20253611 AMAQI
15th Sep 20253512 PMAQI
15th Sep 2025441 PMAQI
15th Sep 2025302 PMAQI
15th Sep 2025283 PMAQI
15th Sep 2025434 PMAQI
15th Sep 2025365 PMAQI
15th Sep 2025426 PMAQI
15th Sep 2025547 PMAQI
15th Sep 2025478 PMAQI
15th Sep 2025539 PMAQI
15th Sep 20255610 PMAQI
15th Sep 20255611 PMAQI
16th Sep 20255412 AMAQI
16th Sep 2025521 AMAQI
16th Sep 2025532 AMAQI
16th Sep 2025533 AMAQI
16th Sep 2025544 AMAQI
16th Sep 2025535 AMAQI
26°C20/34°C
16th Sep 2025536 AMAQI
16th Sep 2025497 AMAQI
16th Sep 2025508 AMAQI
16th Sep 2025389 AMAQI
16th Sep 20253210 AMAQI
16th Sep 20253411 AMAQI
16th Sep 20253312 PMAQI
16th Sep 2025221 PMAQI
16th Sep 2025262 PMAQI
16th Sep 2025223 PMAQI
16th Sep 2025274 PMAQI
16th Sep 2025265 PMAQI
16th Sep 2025366 PMAQI
16th Sep 2025457 PMAQI
16th Sep 2025528 PMAQI
16th Sep 2025489 PMAQI
16th Sep 20254610 PMAQI
16th Sep 20254811 PMAQI
17th Sep 20255212 AMAQI
17th Sep 2025521 AMAQI
17th Sep 2025522 AMAQI
17th Sep 2025523 AMAQI
17th Sep 2025524 AMAQI
17th Sep 2025525 AMAQI
24°C20/31°C
17th Sep 2025526 AMAQI
17th Sep 2025487 AMAQI
17th Sep 2025408 AMAQI
17th Sep 2025509 AMAQI
17th Sep 20254310 AMAQI
17th Sep 20255411 AMAQI
17th Sep 20254212 PMAQI
17th Sep 2025411 PMAQI
17th Sep 2025322 PMAQI
17th Sep 2025403 PMAQI
17th Sep 2025484 PMAQI
17th Sep 2025525 PMAQI
17th Sep 2025506 PMAQI
17th Sep 2025527 PMAQI
17th Sep 2025568 PMAQI
17th Sep 2025629 PMAQI
17th Sep 20254810 PMAQI
17th Sep 20254011 PMAQI
18th Sep 20254712 AMAQI
18th Sep 2025521 AMAQI
18th Sep 2025522 AMAQI
18th Sep 2025513 AMAQI
18th Sep 2025514 AMAQI
18th Sep 2025515 AMAQI
26°C19/34°C
18th Sep 2025516 AMAQI
18th Sep 2025387 AMAQI
18th Sep 2025278 AMAQI
18th Sep 2025309 AMAQI
18th Sep 20252610 AMAQI
18th Sep 20252311 AMAQI
18th Sep 20252112 PMAQI
18th Sep 2025221 PMAQI
18th Sep 2025232 PMAQI
18th Sep 2025243 PMAQI
18th Sep 2025284 PMAQI
18th Sep 2025375 PMAQI
18th Sep 2025446 PMAQI
18th Sep 2025447 PMAQI
18th Sep 2025588 PMAQI
18th Sep 2025579 PMAQI
18th Sep 20255610 PMAQI
18th Sep 20255011 PMAQI
19th Sep 20255412 AMAQI
19th Sep 2025511 AMAQI
19th Sep 2025502 AMAQI
19th Sep 2025483 AMAQI
19th Sep 2025504 AMAQI
19th Sep 2025495 AMAQI
26°C20/35°C
19th Sep 2025486 AMAQI
19th Sep 2025287 AMAQI
19th Sep 2025188 AMAQI
19th Sep 2025199 AMAQI
19th Sep 20251610 AMAQI
19th Sep 20251311 AMAQI
19th Sep 20251612 PMAQI
19th Sep 2025221 PMAQI
19th Sep 2025202 PMAQI
19th Sep 2025163 PMAQI
19th Sep 2025174 PMAQI
19th Sep 2025165 PMAQI
19th Sep 2025176 PMAQI
19th Sep 2025217 PMAQI
19th Sep 2025408 PMAQI
19th Sep 2025489 PMAQI
19th Sep 20254010 PMAQI
19th Sep 20253811 PMAQI
20th Sep 20253612 AMAQI
20th Sep 2025441 AMAQI
20th Sep 2025462 AMAQI
20th Sep 2025433 AMAQI
20th Sep 2025444 AMAQI
20th Sep 2025435 AMAQI
25°C21/34°C
20th Sep 2025456 AMAQI
20th Sep 2025237 AMAQI
20th Sep 2025158 AMAQI
20th Sep 2025189 AMAQI
20th Sep 20251910 AMAQI
20th Sep 20252411 AMAQI
20th Sep 20252012 PMAQI
20th Sep 2025181 PMAQI
20th Sep 2025132 PMAQI
20th Sep 2025213 PMAQI
20th Sep 2025144 PMAQI
20th Sep 2025165 PMAQI
20th Sep 2025166 PMAQI
20th Sep 2025157 PMAQI
20th Sep 2025208 PMAQI
20th Sep 2025249 PMAQI
20th Sep 20251810 PMAQI
20th Sep 20251811 PMAQI
21st Sep 20252112 AMAQI
21st Sep 2025201 AMAQI
21st Sep 2025282 AMAQI
21st Sep 2025413 AMAQI
21st Sep 2025434 AMAQI
21st Sep 2025435 AMAQI
25°C21/32°C
21st Sep 2025426 AMAQI
21st Sep 2025237 AMAQI
21st Sep 2025208 AMAQI
21st Sep 2025209 AMAQI
21st Sep 20251810 AMAQI
21st Sep 20251711 AMAQI
21st Sep 20251612 PMAQI
21st Sep 2025161 PMAQI
21st Sep 2025142 PMAQI
21st Sep 2025143 PMAQI
21st Sep 2025164 PMAQI
21st Sep 2025135 PMAQI
21st Sep 2025186 PMAQI
21st Sep 2025177 PMAQI
21st Sep 2025268 PMAQI
21st Sep 2025249 PMAQI
21st Sep 20253210 PMAQI
21st Sep 20252411 PMAQI
22nd Sep 20252512 AMAQI
22nd Sep 2025341 AMAQI
22nd Sep 2025342 AMAQI
22nd Sep 2025333 AMAQI
22nd Sep 2025364 AMAQI
22nd Sep 2025365 AMAQI
25°C20/32°C
22nd Sep 2025366 AMAQI
22nd Sep 2025237 AMAQI
22nd Sep 2025178 AMAQI
22nd Sep 2025209 AMAQI
22nd Sep 20251610 AMAQI
22nd Sep 20251611 AMAQI
22nd Sep 20251512 PMAQI
22nd Sep 2025141 PMAQI
22nd Sep 2025252 PMAQI
22nd Sep 2025163 PMAQI
22nd Sep 2025134 PMAQI
22nd Sep 2025165 PMAQI
22nd Sep 2025316 PMAQI
22nd Sep 2025257 PMAQI
22nd Sep 2025218 PMAQI
22nd Sep 2025229 PMAQI
22nd Sep 20251910 PMAQI
22nd Sep 20251811 PMAQI
23rd Sep 20251912 AMAQI
23rd Sep 2025201 AMAQI
23rd Sep 2025332 AMAQI
23rd Sep 2025323 AMAQI
23rd Sep 2025314 AMAQI
23rd Sep 2025305 AMAQI
25°C20/31°C
23rd Sep 2025326 AMAQI
23rd Sep 2025167 AMAQI
23rd Sep 2025188 AMAQI
23rd Sep 2025199 AMAQI
23rd Sep 20252010 AMAQI
23rd Sep 20251411 AMAQI
23rd Sep 20251312 PMAQI
23rd Sep 2025151 PMAQI
23rd Sep 2025142 PMAQI
23rd Sep 2025173 PMAQI
23rd Sep 2025124 PMAQI
23rd Sep 2025205 PMAQI
23rd Sep 2025136 PMAQI
23rd Sep 2025157 PMAQI
23rd Sep 2025288 PMAQI
23rd Sep 2025389 PMAQI
23rd Sep 20254210 PMAQI
23rd Sep 20253311 PMAQI
24th Sep 20252512 AMAQI
24th Sep 2025341 AMAQI
24th Sep 2025352 AMAQI
24th Sep 2025343 AMAQI
24th Sep 2025344 AMAQI
24th Sep 2025345 AMAQI
25°C21/32°C
24th Sep 2025346 AMAQI
24th Sep 2025187 AMAQI
24th Sep 2025188 AMAQI
24th Sep 2025199 AMAQI
24th Sep 20251410 AMAQI
24th Sep 20251511 AMAQI
24th Sep 20251912 PMAQI
24th Sep 2025201 PMAQI
24th Sep 2025182 PMAQI
24th Sep 2025143 PMAQI
24th Sep 2025184 PMAQI
24th Sep 2025165 PMAQI
24th Sep 2025146 PMAQI
24th Sep 2025177 PMAQI
24th Sep 2025188 PMAQI
24th Sep 2025149 PMAQI
24th Sep 20252010 PMAQI
24th Sep 20252011 PMAQI
25th Sep 20253112 AMAQI
25th Sep 2025401 AMAQI
25th Sep 2025332 AMAQI
25th Sep 2025333 AMAQI
25th Sep 2025364 AMAQI
25th Sep 2025325 AMAQI
24°C20/30°C
25th Sep 2025356 AMAQI
25th Sep 2025187 AMAQI
25th Sep 2025218 AMAQI
25th Sep 2025239 AMAQI
25th Sep 20251710 AMAQI
25th Sep 20251811 AMAQI
25th Sep 20251812 PMAQI
25th Sep 2025171 PMAQI
25th Sep 2025172 PMAQI
25th Sep 2025173 PMAQI
25th Sep 2025184 PMAQI
25th Sep 2025255 PMAQI
25th Sep 2025256 PMAQI
25th Sep 2025227 PMAQI
25th Sep 2025428 PMAQI
25th Sep 2025409 PMAQI
25th Sep 20252910 PMAQI
25th Sep 20252111 PMAQI
26th Sep 20252012 AMAQI
26th Sep 2025201 AMAQI
26th Sep 2025172 AMAQI
26th Sep 2025183 AMAQI
26th Sep 2025174 AMAQI
26th Sep 2025165 AMAQI
26°C20/33°C
26th Sep 202586 AMAQI
26th Sep 2025137 AMAQI
26th Sep 2025148 AMAQI
26th Sep 2025139 AMAQI
26th Sep 20251410 AMAQI
26th Sep 20251511 AMAQI
26th Sep 20251612 PMAQI
26th Sep 2025171 PMAQI
26th Sep 2025172 PMAQI
26th Sep 2025213 PMAQI
26th Sep 2025234 PMAQI
26th Sep 2025235 PMAQI
26th Sep 2025236 PMAQI
26th Sep 2025237 PMAQI
26th Sep 2025258 PMAQI
26th Sep 2025339 PMAQI
26th Sep 20253710 PMAQI
26th Sep 20252311 PMAQI
27th Sep 20252212 AMAQI
27th Sep 2025231 AMAQI
27th Sep 2025162 AMAQI
27th Sep 202593 AMAQI
27th Sep 202594 AMAQI
27th Sep 202585 AMAQI
24°C21/27°C
27th Sep 202596 AMAQI
27th Sep 2025137 AMAQI
27th Sep 2025148 AMAQI
27th Sep 2025189 AMAQI
27th Sep 20252110 AMAQI
27th Sep 20251511 AMAQI
27th Sep 2025612 PMAQI
27th Sep 202561 PMAQI
27th Sep 202562 PMAQI
27th Sep 202563 PMAQI
27th Sep 202564 PMAQI
27th Sep 202565 PMAQI
27th Sep 202586 PMAQI
27th Sep 2025227 PMAQI
27th Sep 2025188 PMAQI
27th Sep 2025159 PMAQI
27th Sep 20251110 PMAQI
27th Sep 2025911 PMAQI
28th Sep 2025812 AMAQI
28th Sep 202591 AMAQI
28th Sep 202562 AMAQI
28th Sep 202563 AMAQI
28th Sep 202564 AMAQI
28th Sep 202585 AMAQI
25°C21/32°C
28th Sep 2025136 AMAQI
28th Sep 2025207 AMAQI
28th Sep 2025218 AMAQI
28th Sep 2025169 AMAQI
28th Sep 20251010 AMAQI
28th Sep 2025811 AMAQI
28th Sep 2025612 PMAQI
28th Sep 202581 PMAQI
28th Sep 2025102 PMAQI
28th Sep 2025103 PMAQI
28th Sep 2025114 PMAQI
28th Sep 2025115 PMAQI
28th Sep 2025136 PMAQI
28th Sep 2025217 PMAQI
28th Sep 2025358 PMAQI
28th Sep 2025459 PMAQI
28th Sep 20254510 PMAQI
28th Sep 20254011 PMAQI
29th Sep 20255212 AMAQI
29th Sep 2025681 AMAQI
29th Sep 2025632 AMAQI
29th Sep 2025533 AMAQI
29th Sep 2025534 AMAQI
29th Sep 2025555 AMAQI
26°C21/35°C
29th Sep 2025576 AMAQI
29th Sep 2025647 AMAQI
29th Sep 2025628 AMAQI
29th Sep 2025599 AMAQI
29th Sep 20255210 AMAQI
29th Sep 20255511 AMAQI
29th Sep 20255612 PMAQI
29th Sep 2025541 PMAQI
29th Sep 2025522 PMAQI
29th Sep 2025453 PMAQI
29th Sep 2025434 PMAQI
29th Sep 2025445 PMAQI
29th Sep 2025446 PMAQI
29th Sep 2025517 PMAQI
29th Sep 2025528 PMAQI
29th Sep 2025559 PMAQI
29th Sep 20256110 PMAQI
29th Sep 20257411 PMAQI
30th Sep 20256212 AMAQI
30th Sep 2025571 AMAQI
30th Sep 2025472 AMAQI
30th Sep 2025423 AMAQI
30th Sep 2025364 AMAQI
30th Sep 2025375 AMAQI
25°C21/34°C
30th Sep 2025346 AMAQI
30th Sep 2025187 AMAQI
30th Sep 2025278 AMAQI
30th Sep 2025399 AMAQI
30th Sep 20253510 AMAQI
30th Sep 20253911 AMAQI
30th Sep 20254412 PMAQI
30th Sep 2025511 PMAQI
30th Sep 2025492 PMAQI
30th Sep 2025523 PMAQI
30th Sep 2025434 PMAQI
30th Sep 2025405 PMAQI
30th Sep 2025486 PMAQI
30th Sep 2025487 PMAQI
30th Sep 2025428 PMAQI
30th Sep 2025569 PMAQI
30th Sep 20255510 PMAQI
30th Sep 20255611 PMAQI
1st Oct 20254712 AMAQI
1st Oct 2025551 AMAQI
1st Oct 2025532 AMAQI
1st Oct 2025433 AMAQI
1st Oct 2025464 AMAQI
1st Oct 2025505 AMAQI
22°C20/24°C
1st Oct 2025446 AMAQI
1st Oct 2025307 AMAQI
1st Oct 2025288 AMAQI
1st Oct 2025329 AMAQI
1st Oct 20255010 AMAQI
1st Oct 20255411 AMAQI
1st Oct 20255412 PMAQI
1st Oct 2025461 PMAQI
1st Oct 2025462 PMAQI
1st Oct 2025463 PMAQI
1st Oct 2025284 PMAQI
1st Oct 2025285 PMAQI
1st Oct 2025236 PMAQI
1st Oct 2025407 PMAQI
1st Oct 2025458 PMAQI
1st Oct 2025449 PMAQI
1st Oct 20252610 PMAQI
1st Oct 20254811 PMAQI
2nd Oct 20254912 AMAQI
2nd Oct 2025521 AMAQI
2nd Oct 2025542 AMAQI
2nd Oct 2025473 AMAQI
2nd Oct 2025404 AMAQI
2nd Oct 2025425 AMAQI
23°C20/26°C
2nd Oct 2025496 AMAQI
2nd Oct 2025407 AMAQI
2nd Oct 2025358 AMAQI
2nd Oct 2025459 AMAQI
2nd Oct 20254810 AMAQI
2nd Oct 20254611 AMAQI
2nd Oct 20254712 PMAQI
2nd Oct 2025491 PMAQI
2nd Oct 2025472 PMAQI
2nd Oct 2025423 PMAQI
2nd Oct 2025424 PMAQI
2nd Oct 2025465 PMAQI
2nd Oct 2025446 PMAQI
2nd Oct 2025457 PMAQI
2nd Oct 2025448 PMAQI
2nd Oct 2025489 PMAQI
2nd Oct 20255510 PMAQI
2nd Oct 20255611 PMAQI
3rd Oct 20255512 AMAQI
3rd Oct 2025481 AMAQI
3rd Oct 2025562 AMAQI
3rd Oct 2025593 AMAQI
3rd Oct 2025594 AMAQI
3rd Oct 2025575 AMAQI
23°C20/29°C
3rd Oct 2025596 AMAQI
3rd Oct 2025637 AMAQI
3rd Oct 2025618 AMAQI
3rd Oct 2025559 AMAQI
3rd Oct 20254710 AMAQI
3rd Oct 20254311 AMAQI
3rd Oct 20253912 PMAQI
3rd Oct 2025411 PMAQI
3rd Oct 2025442 PMAQI
3rd Oct 2025433 PMAQI
3rd Oct 2025434 PMAQI
3rd Oct 2025395 PMAQI
3rd Oct 2025426 PMAQI
3rd Oct 2025607 PMAQI
3rd Oct 2025648 PMAQI
3rd Oct 2025649 PMAQI
3rd Oct 20255610 PMAQI
3rd Oct 20254611 PMAQI
4th Oct 20254512 AMAQI
4th Oct 2025431 AMAQI
4th Oct 2025472 AMAQI
4th Oct 2025413 AMAQI
4th Oct 2025464 AMAQI
4th Oct 2025495 AMAQI
25°C19/34°C
4th Oct 2025526 AMAQI
4th Oct 2025547 AMAQI
4th Oct 2025518 AMAQI
4th Oct 2025509 AMAQI
4th Oct 20256010 AMAQI
4th Oct 20255911 AMAQI
4th Oct 20255912 PMAQI
4th Oct 2025571 PMAQI
4th Oct 2025552 PMAQI
4th Oct 2025523 PMAQI
4th Oct 2025474 PMAQI
4th Oct 2025515 PMAQI
4th Oct 2025496 PMAQI
4th Oct 2025597 PMAQI
4th Oct 2025698 PMAQI
4th Oct 2025599 PMAQI
4th Oct 20255510 PMAQI
4th Oct 20255511 PMAQI
5th Oct 20255512 AMAQI
5th Oct 2025551 AMAQI
5th Oct 2025542 AMAQI
5th Oct 2025493 AMAQI
5th Oct 2025534 AMAQI
5th Oct 2025545 AMAQI
25°C19/33°C
5th Oct 2025526 AMAQI
5th Oct 2025517 AMAQI
5th Oct 2025538 AMAQI
5th Oct 2025489 AMAQI
5th Oct 20254610 AMAQI
5th Oct 20254711 AMAQI
5th Oct 20255212 PMAQI
5th Oct 2025531 PMAQI
5th Oct 2025542 PMAQI
5th Oct 2025553 PMAQI
5th Oct 2025534 PMAQI
5th Oct 2025545 PMAQI
5th Oct 2025536 PMAQI
5th Oct 2025537 PMAQI
5th Oct 2025548 PMAQI
5th Oct 2025599 PMAQI
5th Oct 20256610 PMAQI
5th Oct 20256911 PMAQI
6th Oct 20256512 AMAQI
6th Oct 2025631 AMAQI
6th Oct 2025602 AMAQI
6th Oct 2025633 AMAQI
6th Oct 2025634 AMAQI
6th Oct 2025635 AMAQI
25°C19/33°C
6th Oct 2025666 AMAQI
6th Oct 2025677 AMAQI
6th Oct 2025708 AMAQI
6th Oct 2025659 AMAQI
6th Oct 20256110 AMAQI
6th Oct 20255911 AMAQI
6th Oct 20256012 PMAQI
6th Oct 2025591 PMAQI
6th Oct 2025582 PMAQI
6th Oct 2025543 PMAQI
6th Oct 2025574 PMAQI
6th Oct 2025575 PMAQI
6th Oct 2025576 PMAQI
6th Oct 2025587 PMAQI
6th Oct 2025628 PMAQI
6th Oct 2025589 PMAQI
6th Oct 20255910 PMAQI
6th Oct 20256711 PMAQI
7th Oct 20256612 AMAQI
25°C20/33°C
7th Oct 2025546 PMAQI
7th Oct 2025757 PMAQI
7th Oct 2025588 PMAQI
7th Oct 2025569 PMAQI
7th Oct 20255610 PMAQI
7th Oct 20256311 PMAQI
8th Oct 20256412 AMAQI
8th Oct 2025721 AMAQI
8th Oct 2025782 AMAQI
8th Oct 2025633 AMAQI
8th Oct 2025604 AMAQI
8th Oct 2025595 AMAQI
23°C20/28°C
8th Oct 2025576 AMAQI
8th Oct 2025527 AMAQI
8th Oct 2025528 AMAQI
8th Oct 2025589 AMAQI
8th Oct 20256510 AMAQI
8th Oct 20256411 AMAQI
8th Oct 20256212 PMAQI
8th Oct 2025621 PMAQI
8th Oct 2025632 PMAQI
8th Oct 2025673 PMAQI
8th Oct 2025594 PMAQI
8th Oct 2025545 PMAQI
8th Oct 2025526 PMAQI
8th Oct 2025617 PMAQI
8th Oct 2025688 PMAQI
8th Oct 2025689 PMAQI
8th Oct 20256710 PMAQI
8th Oct 20257811 PMAQI
9th Oct 20257612 AMAQI
9th Oct 2025681 AMAQI
9th Oct 2025652 AMAQI
9th Oct 2025673 AMAQI
9th Oct 2025684 AMAQI
9th Oct 2025615 AMAQI
23°C19/30°C
9th Oct 2025576 AMAQI
9th Oct 2025517 AMAQI
9th Oct 2025528 AMAQI
9th Oct 2025539 AMAQI
9th Oct 20256210 AMAQI
9th Oct 20256011 AMAQI
9th Oct 20255812 PMAQI
9th Oct 2025571 PMAQI
9th Oct 2025542 PMAQI
9th Oct 2025563 PMAQI
9th Oct 2025594 PMAQI
9th Oct 2025605 PMAQI
9th Oct 2025706 PMAQI
9th Oct 2025627 PMAQI
9th Oct 2025628 PMAQI
9th Oct 2025709 PMAQI
9th Oct 20257110 PMAQI
9th Oct 20257511 PMAQI
10th Oct 20257712 AMAQI
10th Oct 2025771 AMAQI
10th Oct 2025762 AMAQI
10th Oct 2025673 AMAQI
10th Oct 2025604 AMAQI
10th Oct 2025615 AMAQI
24°C19/32°C
10th Oct 2025536 AMAQI
10th Oct 2025387 AMAQI
10th Oct 2025468 AMAQI
10th Oct 2025559 AMAQI
10th Oct 20255910 AMAQI
10th Oct 20255511 AMAQI
10th Oct 20256112 PMAQI
10th Oct 2025661 PMAQI
10th Oct 2025642 PMAQI
10th Oct 2025633 PMAQI
10th Oct 2025634 PMAQI
10th Oct 2025625 PMAQI
10th Oct 2025616 PMAQI
10th Oct 2025687 PMAQI
10th Oct 2025718 PMAQI
10th Oct 2025709 PMAQI
10th Oct 20257110 PMAQI
10th Oct 20257211 PMAQI
11th Oct 20257412 AMAQI
11th Oct 2025691 AMAQI
11th Oct 2025652 AMAQI
11th Oct 2025623 AMAQI
11th Oct 2025674 AMAQI
11th Oct 2025645 AMAQI
24°C19/33°C
11th Oct 2025606 AMAQI
11th Oct 2025607 AMAQI
11th Oct 2025628 AMAQI
11th Oct 2025589 AMAQI
11th Oct 20255910 AMAQI
11th Oct 20256311 AMAQI
11th Oct 20256312 PMAQI
11th Oct 2025621 PMAQI
11th Oct 2025662 PMAQI
11th Oct 2025693 PMAQI
11th Oct 2025614 PMAQI
11th Oct 2025615 PMAQI
11th Oct 2025646 PMAQI
11th Oct 2025647 PMAQI
11th Oct 2025658 PMAQI
11th Oct 2025779 PMAQI
11th Oct 20259110 PMAQI
11th Oct 20258211 PMAQI
12th Oct 20257512 AMAQI
12th Oct 2025721 AMAQI
12th Oct 2025702 AMAQI
12th Oct 2025633 AMAQI
12th Oct 2025654 AMAQI
12th Oct 2025645 AMAQI
25°C19/33°C
12th Oct 2025646 AMAQI
12th Oct 2025657 AMAQI
12th Oct 2025668 AMAQI
12th Oct 2025709 AMAQI
12th Oct 20256410 AMAQI
12th Oct 20255911 AMAQI
12th Oct 20256512 PMAQI
12th Oct 2025801 PMAQI
12th Oct 2025812 PMAQI
12th Oct 2025743 PMAQI
12th Oct 2025674 PMAQI
12th Oct 2025665 PMAQI
12th Oct 2025656 PMAQI
12th Oct 2025657 PMAQI
12th Oct 2025638 PMAQI
12th Oct 2025659 PMAQI
12th Oct 20257610 PMAQI
12th Oct 20259811 PMAQI
13th Oct 20259812 AMAQI
13th Oct 2025801 AMAQI
13th Oct 2025772 AMAQI
13th Oct 2025733 AMAQI
13th Oct 2025704 AMAQI
13th Oct 2025705 AMAQI
26°C19/34°C
13th Oct 2025726 AMAQI
6 AM13th Oct 2025667 AMAQI
13th Oct 2025658 AMAQI
13th Oct 2025649 AMAQI
13th Oct 20256710 AMAQI
13th Oct 20256711 AMAQI
13th Oct 20256412 PMAQI
12 PM13th Oct 2025711 PMAQI
13th Oct 2025662 PMAQI
13th Oct 2025673 PMAQI
13th Oct 2025714 PMAQI
13th Oct 2025675 PMAQI
13th Oct 2025746 PMAQI
6 PM13th Oct 2025797 PMAQI
13th Oct 2025778 PMAQI
13th Oct 2025829 PMAQI
13th Oct 20259210 PMAQI
13th Oct 20259511 PMAQI
12 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
6 AM
46AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
7 AM - 5 PM
38AQI
11 hours / Day
330 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 6 AM (Avg. 46), while the lowest AQI was between 7 AM to 5 PM (Avg. 38).
Night time
Avg. Highest Time
9 PM - 11 PM
50AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
7 PM
45AQI
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. 50), while the lowest AQI was between 7 PM to 7 PM (Avg. 45).
2025 Days Vs Air Quality
Royal Memorial Hospital, Chiang Khong, Chiang Rai, Thailand
2025
37%
105
36%
102
25%
70
3%
8
Total number of days with different AQI categories in last 286 days in 2025 (79 days remaining)
Good
105 DaysModerate
102 DaysPoor
70 DaysUnhealthy
8 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 37%
Health Risk Level:
High
In 2025, 37% of 286 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
Royal Memorial Hospital, Chiang Khong, Chiang Rai, Thailand
AQI levels in 2025
AQI
PM2.5
PM10
CO
SO2
NO2
O3
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
89AQI
89AQI
2nd January 2025
87AQI
87AQI
3rd January 2025
81AQI
81AQI
4th January 2025
89AQI
89AQI
5th January 2025
99AQI
99AQI
6th January 2025
114AQI
114AQI
7th January 2025
116AQI
116AQI
8th January 2025
113AQI
113AQI
9th January 2025
122AQI
122AQI
10th January 2025
112AQI
112AQI
11th January 2025
104AQI
104AQI
12th January 2025
94AQI
94AQI
13th January 2025
96AQI
96AQI
14th January 2025
101AQI
101AQI
15th January 2025
112AQI
112AQI
16th January 2025
101AQI
101AQI
17th January 2025
98AQI
98AQI
18th January 2025
101AQI
101AQI
19th January 2025
101AQI
101AQI
20th January 2025
108AQI
108AQI
21st January 2025
116AQI
116AQI
22nd January 2025
120AQI
120AQI
23rd January 2025
121AQI
121AQI
24th January 2025
116AQI
116AQI
25th January 2025
107AQI
107AQI
26th January 2025
109AQI
109AQI
27th January 2025
79AQI
79AQI
28th January 2025
85AQI
85AQI
29th January 2025
98AQI
98AQI
30th January 2025
113AQI
113AQI
31st January 2025
109AQI
109AQI
1st February 2025
104AQI
104AQI
2nd February 2025
110AQI
110AQI
3rd February 2025
111AQI
111AQI
4th February 2025
114AQI
114AQI
5th February 2025
114AQI
114AQI
6th February 2025
115AQI
115AQI
7th February 2025
110AQI
110AQI
8th February 2025
104AQI
104AQI
9th February 2025
87AQI
87AQI
10th February 2025
100AQI
100AQI
11th February 2025
111AQI
111AQI
12th February 2025
110AQI
110AQI
13th February 2025
111AQI
111AQI
14th February 2025
110AQI
110AQI
15th February 2025
104AQI
104AQI
16th February 2025
131AQI
131AQI
17th February 2025
129AQI
129AQI
18th February 2025
130AQI
130AQI
19th February 2025
118AQI
118AQI
20th February 2025
116AQI
116AQI
21st February 2025
110AQI
110AQI
22nd February 2025
107AQI
107AQI
23rd February 2025
99AQI
99AQI
24th February 2025
79AQI
79AQI
25th February 2025
68AQI
68AQI
26th February 2025
61AQI
61AQI
27th February 2025
68AQI
68AQI
28th February 2025
75AQI
75AQI
1st March 2025
76AQI
76AQI
2nd March 2025
84AQI
84AQI
3rd March 2025
95AQI
95AQI
4th March 2025
109AQI
109AQI
5th March 2025
119AQI
119AQI
6th March 2025
126AQI
126AQI
7th March 2025
113AQI
113AQI
8th March 2025
105AQI
105AQI
9th March 2025
102AQI
102AQI
10th March 2025
98AQI
98AQI
11th March 2025
106AQI
106AQI
12th March 2025
116AQI
116AQI
13th March 2025
103AQI
103AQI
14th March 2025
114AQI
114AQI
15th March 2025
130AQI
130AQI
16th March 2025
123AQI
123AQI
17th March 2025
134AQI
134AQI
18th March 2025
118AQI
118AQI
19th March 2025
83AQI
83AQI
20th March 2025
92AQI
92AQI
21st March 2025
110AQI
110AQI
22nd March 2025
134AQI
134AQI
23rd March 2025
139AQI
139AQI
24th March 2025
151AQI
151AQI
25th March 2025
156AQI
156AQI
26th March 2025
156AQI
156AQI
27th March 2025
157AQI
157AQI
28th March 2025
164AQI
164AQI
29th March 2025
163AQI
163AQI
30th March 2025
163AQI
163AQI
31st March 2025
157AQI
157AQI
1st April 2025
147AQI
147AQI
2nd April 2025
144AQI
144AQI
3rd April 2025
145AQI
145AQI
4th April 2025
148AQI
148AQI
5th April 2025
145AQI
145AQI
6th April 2025
134AQI
134AQI
7th April 2025
107AQI
107AQI
8th April 2025
104AQI
104AQI
9th April 2025
124AQI
124AQI
10th April 2025
124AQI
124AQI
11th April 2025
120AQI
120AQI
12th April 2025
91AQI
91AQI
13th April 2025
74AQI
74AQI
14th April 2025
63AQI
63AQI
15th April 2025
59AQI
59AQI
16th April 2025
57AQI
57AQI
17th April 2025
55AQI
55AQI
18th April 2025
56AQI
56AQI
19th April 2025
59AQI
59AQI
20th April 2025
58AQI
58AQI
21st April 2025
63AQI
63AQI
22nd April 2025
79AQI
79AQI
23rd April 2025
83AQI
83AQI
24th April 2025
91AQI
91AQI
25th April 2025
103AQI
103AQI
26th April 2025
99AQI
99AQI
27th April 2025
100AQI
100AQI
28th April 2025
77AQI
77AQI
29th April 2025
73AQI
73AQI
30th April 2025
73AQI
73AQI
1st May 2025
66AQI
66AQI
2nd May 2025
62AQI
62AQI
3rd May 2025
61AQI
61AQI
4th May 2025
64AQI
64AQI
5th May 2025
69AQI
69AQI
6th May 2025
79AQI
79AQI
7th May 2025
94AQI
94AQI
8th May 2025
95AQI
95AQI
9th May 2025
79AQI
79AQI
10th May 2025
101AQI
101AQI
11th May 2025
98AQI
98AQI
12th May 2025
55AQI
55AQI
13th May 2025
61AQI
61AQI
14th May 2025
60AQI
60AQI
15th May 2025
42AQI
42AQI
16th May 2025
44AQI
44AQI
17th May 2025
47AQI
47AQI
18th May 2025
42AQI
42AQI
19th May 2025
42AQI
42AQI
20th May 2025
48AQI
48AQI
21st May 2025
53AQI
53AQI
22nd May 2025
51AQI
51AQI
23rd May 2025
66AQI
66AQI
24th May 2025
36AQI
36AQI
25th May 2025
34AQI
34AQI
26th May 2025
36AQI
36AQI
27th May 2025
40AQI
40AQI
28th May 2025
37AQI
37AQI
29th May 2025
43AQI
43AQI
30th May 2025
40AQI
40AQI
31st May 2025
36AQI
36AQI
1st June 2025
49AQI
49AQI
2nd June 2025
43AQI
43AQI
3rd June 2025
50AQI
50AQI
4th June 2025
57AQI
57AQI
5th June 2025
61AQI
61AQI
6th June 2025
62AQI
62AQI
7th June 2025
68AQI
68AQI
8th June 2025
66AQI
66AQI
9th June 2025
67AQI
67AQI
10th June 2025
61AQI
61AQI
11th June 2025
57AQI
57AQI
12th June 2025
57AQI
57AQI
13th June 2025
51AQI
51AQI
14th June 2025
54AQI
54AQI
15th June 2025
38AQI
38AQI
16th June 2025
37AQI
37AQI
17th June 2025
39AQI
39AQI
18th June 2025
35AQI
35AQI
19th June 2025
40AQI
40AQI
20th June 2025
42AQI
42AQI
21st June 2025
48AQI
48AQI
22nd June 2025
58AQI
58AQI
23rd June 2025
46AQI
46AQI
24th June 2025
39AQI
39AQI
25th June 2025
44AQI
44AQI
26th June 2025
43AQI
43AQI
27th June 2025
32AQI
32AQI
28th June 2025
44AQI
44AQI
29th June 2025
45AQI
45AQI
30th June 2025
44AQI
44AQI
1st July 2025
39AQI
39AQI
2nd July 2025
40AQI
40AQI
3rd July 2025
55AQI
55AQI
4th July 2025
46AQI
46AQI
5th July 2025
41AQI
41AQI
6th July 2025
42AQI
42AQI
7th July 2025
40AQI
40AQI
8th July 2025
46AQI
46AQI
9th July 2025
52AQI
52AQI
10th July 2025
50AQI
50AQI
11th July 2025
46AQI
46AQI
12th July 2025
44AQI
44AQI
13th July 2025
43AQI
43AQI
14th July 2025
47AQI
47AQI
15th July 2025
43AQI
43AQI
16th July 2025
46AQI
46AQI
17th July 2025
46AQI
46AQI
18th July 2025
44AQI
44AQI
19th July 2025
41AQI
41AQI
20th July 2025
40AQI
40AQI
21st July 2025
45AQI
45AQI
22nd July 2025
42AQI
42AQI
23rd July 2025
43AQI
43AQI
24th July 2025
37AQI
37AQI
25th July 2025
37AQI
37AQI
26th July 2025
40AQI
40AQI
27th July 2025
37AQI
37AQI
28th July 2025
38AQI
38AQI
29th July 2025
39AQI
39AQI
30th July 2025
43AQI
43AQI
31st July 2025
54AQI
54AQI
1st August 2025
56AQI
56AQI
2nd August 2025
54AQI
54AQI
3rd August 2025
54AQI
54AQI
4th August 2025
56AQI
56AQI
5th August 2025
54AQI
54AQI
6th August 2025
48AQI
48AQI
7th August 2025
45AQI
45AQI
8th August 2025
35AQI
35AQI
9th August 2025
37AQI
37AQI
10th August 2025
35AQI
35AQI
11th August 2025
41AQI
41AQI
12th August 2025
48AQI
48AQI
13th August 2025
51AQI
51AQI
14th August 2025
54AQI
54AQI
15th August 2025
50AQI
50AQI
16th August 2025
48AQI
48AQI
17th August 2025
48AQI
48AQI
18th August 2025
52AQI
52AQI
19th August 2025
49AQI
49AQI
20th August 2025
53AQI
53AQI
21st August 2025
51AQI
51AQI
22nd August 2025
52AQI
52AQI
23rd August 2025
48AQI
48AQI
24th August 2025
47AQI
47AQI
25th August 2025
51AQI
51AQI
26th August 2025
48AQI
48AQI
27th August 2025
47AQI
47AQI
28th August 2025
47AQI
47AQI
29th August 2025
49AQI
49AQI
30th August 2025
48AQI
48AQI
31st August 2025
47AQI
47AQI
1st September 2025
51AQI
51AQI
2nd September 2025
49AQI
49AQI
3rd September 2025
52AQI
52AQI
4th September 2025
47AQI
47AQI
5th September 2025
50AQI
50AQI
6th September 2025
50AQI
50AQI
7th September 2025
53AQI
53AQI
8th September 2025
55AQI
55AQI
9th September 2025
50AQI
50AQI
10th September 2025
46AQI
46AQI
11th September 2025
45AQI
45AQI
12th September 2025
51AQI
51AQI
13th September 2025
50AQI
50AQI
14th September 2025
47AQI
47AQI
15th September 2025
49AQI
49AQI
16th September 2025
44AQI
44AQI
17th September 2025
50AQI
50AQI
18th September 2025
41AQI
41AQI
19th September 2025
37AQI
37AQI
20th September 2025
27AQI
27AQI
21st September 2025
23AQI
23AQI
22nd September 2025
24AQI
24AQI
23rd September 2025
23AQI
23AQI
24th September 2025
22AQI
22AQI
25th September 2025
26AQI
26AQI
26th September 2025
19AQI
19AQI
27th September 2025
14AQI
14AQI
28th September 2025
15AQI
15AQI
29th September 2025
53AQI
53AQI
30th September 2025
48AQI
48AQI
1st October 2025
42AQI
42AQI
2nd October 2025
47AQI
47AQI
3rd October 2025
53AQI
53AQI
4th October 2025
52AQI
52AQI
5th October 2025
54AQI
54AQI
6th October 2025
65AQI
65AQI
7th October 2025
62AQI
62AQI
8th October 2025
63AQI
63AQI
9th October 2025
66AQI
66AQI
10th October 2025
66AQI
66AQI
11th October 2025
69AQI
69AQI
12th October 2025
71AQI
71AQI
13th October 2025
14th October 2025
15th October 2025
16th October 2025
17th October 2025
18th October 2025
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025
104AQI
104AQI
122AQI
95AQI
57AQI
49AQI
43AQI
48AQI
40AQI
59AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202573AQI
11
20
8
20
6
17
8
18
12
14
16
1
18
12
28
3
19
12
24
6
2
10
105
102
70
8
Highest AQI recorded in
March122AQI
Lowest AQI recorded in
September40AQI
202475AQI
12
17
2
5
1
2
10
13
8
9
8
5
1
30
31
31
3
5
8
3
27
31
111
89
40
21
1
Highest AQI recorded in
March161AQI
Lowest AQI recorded in
July34AQI
2023128AQI
8
20
2
1
9
16
2
5
18
6
1
5
9
12
4
3
9
9
2
5
4
3
1
4
2
3
22
4
1
18
11
19
65
63
47
20
5
Highest AQI recorded in
April216AQI
Lowest AQI recorded in
July36AQI
202284AQI
3
7
22
1
11
12
7
36
13
Highest AQI recorded in
December99AQI
Lowest AQI recorded in
November72AQI
Most & Least Polluted Years Over the Last 4 Years
Most Polluted Year Recorded
2023(Avg.)
128AQILeast Polluted Year Recorded
2025(Avg.)
73AQIRoyal Memorial Hospital's annual 2025 AQI (73) shows an average percentage change of -19.4% (improved AQI) compared to previous years: 2022 (84), 2023 (128), 2024 (75).
