Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Nong Khai, Nong Khai, 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+

July Air Quality Analysis

Nong Khai, Nong Khai, Thailand

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
8th Jul 2023
73AQI
Lowest AQI recorded on
29th Jul 2023
25AQI

Same Day Analysis (17th July):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 45 of Good air quality, showing improvement over 2025 and 2022 on the same day.

Day & Night AQI Trend: 16th Jul - 17th Jul 2026

Nong Khai, Nong Khai, Thailand

AQI
Day
Night
.

5 AM16th Jul 2026

6 PM

4 AM17th Jul 2026

Day time
Avg. Highest Time
7AM16th Jul

50AQI

Avg. Lowest Time
2PM16th Jul

34AQI

Night time
Avg. Highest Time
10PM16th Jul

54AQI

Avg. Lowest Time
2AM17th Jul

42AQI

In the last 24 hours,

Nong Khai's AQI reached its highest point of 54 at 10 PM during the Night, while the lowest point, 34, was recorded at 2 PM during the Day between 16th Jul and 17th Jul 2026.

Day & Night AQI Trend : Jun - Jul 2026

Nong Khai, Nong Khai, Thailand

JunJul
18th - 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 - 14th14th - 15th15th - 16th16th - 17th17th
Day
Night
18th Jun 2026365 AMAQI
18th Jun 2026346 AMAQI
18th Jun 2026447 AMAQI
18th Jun 2026468 AMAQI
18th Jun 2026429 AMAQI
18th Jun 20266410 AMAQI
18th Jun 20265511 AMAQI
18th Jun 20263312 PMAQI
18th Jun 2026311 PMAQI
18th Jun 2026322 PMAQI
18th Jun 2026323 PMAQI
18th Jun 2026284 PMAQI
18th Jun 2026325 PMAQI
18th Jun 2026296 PMAQI
18th Jun 2026307 PMAQI
18th Jun 2026308 PMAQI
18th Jun 2026299 PMAQI
18th Jun 20263310 PMAQI
18th Jun 20263211 PMAQI
19th Jun 20263012 AMAQI
19th Jun 2026301 AMAQI
19th Jun 2026322 AMAQI
19th Jun 2026293 AMAQI
19th Jun 2026294 AMAQI

29°C25/34°C

19th Jun 2026325 AMAQI
19th Jun 2026336 AMAQI
19th Jun 2026407 AMAQI
19th Jun 2026328 AMAQI
19th Jun 2026329 AMAQI
19th Jun 20263510 AMAQI
19th Jun 20263211 AMAQI
19th Jun 20263912 PMAQI
19th Jun 2026321 PMAQI
19th Jun 2026302 PMAQI
19th Jun 2026273 PMAQI
19th Jun 2026284 PMAQI
19th Jun 2026305 PMAQI
19th Jun 2026266 PMAQI
19th Jun 2026277 PMAQI
19th Jun 2026388 PMAQI
19th Jun 2026579 PMAQI
19th Jun 20263210 PMAQI
19th Jun 20263211 PMAQI
20th Jun 20263112 AMAQI
20th Jun 2026301 AMAQI
20th Jun 2026282 AMAQI
20th Jun 2026303 AMAQI
20th Jun 2026304 AMAQI

28°C25/33°C

20th Jun 2026315 AMAQI
20th Jun 2026316 AMAQI
20th Jun 2026427 AMAQI
20th Jun 2026388 AMAQI
20th Jun 2026329 AMAQI
20th Jun 20262810 AMAQI
20th Jun 20262911 AMAQI
20th Jun 20263012 PMAQI
20th Jun 2026301 PMAQI
20th Jun 2026282 PMAQI
20th Jun 2026303 PMAQI
20th Jun 2026304 PMAQI
20th Jun 2026285 PMAQI
20th Jun 2026276 PMAQI
20th Jun 2026767 PMAQI
20th Jun 2026718 PMAQI
20th Jun 2026529 PMAQI
20th Jun 20264610 PMAQI
20th Jun 20264811 PMAQI
21st Jun 20264512 AMAQI
21st Jun 2026381 AMAQI
21st Jun 2026362 AMAQI
21st Jun 2026323 AMAQI
21st Jun 2026374 AMAQI

25°C24/26°C

21st Jun 2026445 AMAQI
21st Jun 2026406 AMAQI
21st Jun 2026357 AMAQI
21st Jun 2026328 AMAQI
21st Jun 2026319 AMAQI
21st Jun 20263510 AMAQI
21st Jun 20263811 AMAQI
21st Jun 20265312 PMAQI
21st Jun 2026401 PMAQI
21st Jun 2026452 PMAQI
21st Jun 2026513 PMAQI
21st Jun 2026584 PMAQI
21st Jun 2026585 PMAQI
21st Jun 2026546 PMAQI
21st Jun 2026627 PMAQI
21st Jun 2026558 PMAQI
21st Jun 2026539 PMAQI
21st Jun 20265010 PMAQI
21st Jun 20264811 PMAQI
22nd Jun 20263612 AMAQI
22nd Jun 2026581 AMAQI
22nd Jun 2026522 AMAQI
22nd Jun 2026373 AMAQI
22nd Jun 2026444 AMAQI

27°C23/32°C

22nd Jun 2026295 AMAQI
22nd Jun 2026306 AMAQI
22nd Jun 2026277 AMAQI
22nd Jun 2026298 AMAQI
22nd Jun 2026549 AMAQI
22nd Jun 20266710 AMAQI
22nd Jun 20266411 AMAQI
22nd Jun 20265512 PMAQI
22nd Jun 2026511 PMAQI
22nd Jun 2026502 PMAQI
22nd Jun 2026363 PMAQI
22nd Jun 2026284 PMAQI
22nd Jun 2026275 PMAQI
22nd Jun 2026266 PMAQI
22nd Jun 2026527 PMAQI
22nd Jun 2026408 PMAQI
22nd Jun 2026499 PMAQI
22nd Jun 20267210 PMAQI
22nd Jun 20266211 PMAQI
23rd Jun 20265312 AMAQI
23rd Jun 2026591 AMAQI
23rd Jun 2026502 AMAQI
23rd Jun 2026543 AMAQI
23rd Jun 2026364 AMAQI

29°C25/33°C

23rd Jun 2026335 AMAQI
23rd Jun 2026326 AMAQI
23rd Jun 2026347 AMAQI
23rd Jun 2026358 AMAQI
23rd Jun 2026359 AMAQI
23rd Jun 20263510 AMAQI
23rd Jun 20263311 AMAQI
23rd Jun 20263112 PMAQI
23rd Jun 2026301 PMAQI
23rd Jun 2026302 PMAQI
23rd Jun 2026263 PMAQI
23rd Jun 2026304 PMAQI
23rd Jun 2026285 PMAQI
23rd Jun 2026306 PMAQI
23rd Jun 2026307 PMAQI
23rd Jun 2026388 PMAQI
23rd Jun 2026569 PMAQI
23rd Jun 20268410 PMAQI
23rd Jun 20268011 PMAQI
24th Jun 20266612 AMAQI
24th Jun 2026671 AMAQI
24th Jun 2026642 AMAQI
24th Jun 2026743 AMAQI
24th Jun 2026594 AMAQI

28°C25/33°C

24th Jun 2026565 AMAQI
24th Jun 2026546 AMAQI
24th Jun 2026547 AMAQI
24th Jun 2026448 AMAQI
24th Jun 2026429 AMAQI
24th Jun 20264210 AMAQI
24th Jun 20262911 AMAQI
24th Jun 20263212 PMAQI
24th Jun 2026271 PMAQI
24th Jun 2026302 PMAQI
24th Jun 2026263 PMAQI
24th Jun 2026224 PMAQI
24th Jun 2026205 PMAQI
24th Jun 2026186 PMAQI
24th Jun 2026307 PMAQI
24th Jun 2026388 PMAQI
24th Jun 2026479 PMAQI
24th Jun 20263610 PMAQI
24th Jun 20263811 PMAQI
25th Jun 20264212 AMAQI
25th Jun 2026411 AMAQI
25th Jun 2026342 AMAQI
25th Jun 2026263 AMAQI
25th Jun 2026314 AMAQI

30°C26/34°C

25th Jun 2026405 AMAQI
25th Jun 2026456 AMAQI
25th Jun 2026527 AMAQI
25th Jun 2026468 AMAQI
25th Jun 2026289 AMAQI
25th Jun 20261810 AMAQI
25th Jun 20261411 AMAQI
25th Jun 20261612 PMAQI
25th Jun 2026181 PMAQI
25th Jun 2026172 PMAQI
25th Jun 2026203 PMAQI
25th Jun 2026124 PMAQI
25th Jun 2026125 PMAQI
25th Jun 2026126 PMAQI
25th Jun 2026197 PMAQI
25th Jun 2026198 PMAQI
25th Jun 2026349 PMAQI
25th Jun 20264210 PMAQI
25th Jun 20263111 PMAQI
26th Jun 20263412 AMAQI
26th Jun 2026431 AMAQI
26th Jun 2026202 AMAQI
26th Jun 2026163 AMAQI
26th Jun 2026144 AMAQI

30°C26/35°C

26th Jun 2026165 AMAQI
26th Jun 2026166 AMAQI
26th Jun 2026377 AMAQI
26th Jun 2026238 AMAQI
26th Jun 2026279 AMAQI
26th Jun 20265010 AMAQI
26th Jun 20266011 AMAQI
26th Jun 20267312 PMAQI
26th Jun 2026421 PMAQI
26th Jun 2026412 PMAQI
26th Jun 2026233 PMAQI
26th Jun 2026234 PMAQI
26th Jun 2026345 PMAQI
26th Jun 2026536 PMAQI
26th Jun 2026537 PMAQI
26th Jun 2026588 PMAQI
26th Jun 2026559 PMAQI
26th Jun 20264710 PMAQI
26th Jun 20262411 PMAQI
27th Jun 20262812 AMAQI
27th Jun 2026261 AMAQI
27th Jun 2026262 AMAQI
27th Jun 2026283 AMAQI
27th Jun 2026284 AMAQI

30°C26/35°C

27th Jun 2026265 AMAQI
27th Jun 2026316 AMAQI
27th Jun 2026387 AMAQI
27th Jun 2026428 AMAQI
27th Jun 2026339 AMAQI
27th Jun 20262410 AMAQI
27th Jun 20263611 AMAQI
27th Jun 20261412 PMAQI
27th Jun 2026341 PMAQI
27th Jun 2026502 PMAQI
27th Jun 2026423 PMAQI
27th Jun 2026334 PMAQI
27th Jun 2026325 PMAQI
27th Jun 2026326 PMAQI
27th Jun 2026417 PMAQI
27th Jun 2026578 PMAQI
27th Jun 2026609 PMAQI
27th Jun 20263310 PMAQI
27th Jun 20263411 PMAQI
28th Jun 20262812 AMAQI
28th Jun 2026191 AMAQI
28th Jun 2026192 AMAQI
28th Jun 2026253 AMAQI
28th Jun 2026284 AMAQI

30°C26/35°C

28th Jun 2026285 AMAQI
28th Jun 2026376 AMAQI
28th Jun 2026627 AMAQI
28th Jun 2026408 AMAQI
28th Jun 2026449 AMAQI
28th Jun 20264510 AMAQI
28th Jun 20263011 AMAQI
28th Jun 20263012 PMAQI
28th Jun 2026311 PMAQI
28th Jun 2026302 PMAQI
28th Jun 2026303 PMAQI
28th Jun 2026304 PMAQI
28th Jun 2026315 PMAQI
28th Jun 2026326 PMAQI
28th Jun 2026347 PMAQI
28th Jun 2026328 PMAQI
28th Jun 2026399 PMAQI
28th Jun 20263610 PMAQI
28th Jun 20264011 PMAQI
29th Jun 20265212 AMAQI
29th Jun 2026561 AMAQI
29th Jun 2026402 AMAQI
29th Jun 2026343 AMAQI
29th Jun 2026334 AMAQI

30°C26/34°C

29th Jun 2026325 AMAQI
29th Jun 2026356 AMAQI
29th Jun 2026337 AMAQI
29th Jun 2026308 AMAQI
29th Jun 2026329 AMAQI
29th Jun 20265410 AMAQI
29th Jun 20264011 AMAQI
29th Jun 20264512 PMAQI
29th Jun 2026401 PMAQI
29th Jun 2026412 PMAQI
29th Jun 2026303 PMAQI
29th Jun 2026334 PMAQI
29th Jun 2026345 PMAQI
29th Jun 2026526 PMAQI
29th Jun 2026287 PMAQI
29th Jun 2026298 PMAQI
29th Jun 2026329 PMAQI
29th Jun 20263210 PMAQI
29th Jun 20263111 PMAQI
30th Jun 20263412 AMAQI
30th Jun 2026301 AMAQI
30th Jun 2026312 AMAQI
30th Jun 2026303 AMAQI
30th Jun 2026364 AMAQI

29°C26/33°C

30th Jun 2026445 AMAQI
30th Jun 2026306 AMAQI
30th Jun 2026307 AMAQI
30th Jun 2026328 AMAQI
30th Jun 2026319 AMAQI
30th Jun 20263210 AMAQI
30th Jun 20263111 AMAQI
30th Jun 20263112 PMAQI
30th Jun 2026311 PMAQI
30th Jun 2026302 PMAQI
30th Jun 2026313 PMAQI
30th Jun 2026294 PMAQI
30th Jun 2026295 PMAQI
30th Jun 2026326 PMAQI
30th Jun 2026287 PMAQI
30th Jun 2026288 PMAQI
30th Jun 2026329 PMAQI
30th Jun 20263410 PMAQI
30th Jun 20263111 PMAQI
1st Jul 20263212 AMAQI
1st Jul 2026561 AMAQI
1st Jul 2026132 AMAQI
1st Jul 2026163 AMAQI
1st Jul 2026144 AMAQI

27°C25/30°C

1st Jul 2026245 AMAQI
1st Jul 2026346 AMAQI
1st Jul 2026327 AMAQI
1st Jul 2026318 AMAQI
1st Jul 2026319 AMAQI
1st Jul 20263210 AMAQI
1st Jul 20263011 AMAQI
1st Jul 20263112 PMAQI
1st Jul 2026251 PMAQI
1st Jul 2026272 PMAQI
1st Jul 2026273 PMAQI
1st Jul 2026264 PMAQI
1st Jul 2026265 PMAQI
1st Jul 2026266 PMAQI
1st Jul 2026287 PMAQI
1st Jul 2026288 PMAQI
1st Jul 2026289 PMAQI
1st Jul 20263210 PMAQI
1st Jul 20263111 PMAQI
2nd Jul 20263012 AMAQI
2nd Jul 2026301 AMAQI
2nd Jul 2026312 AMAQI
2nd Jul 2026303 AMAQI
2nd Jul 2026284 AMAQI

26°C24/29°C

2nd Jul 2026275 AMAQI
2nd Jul 2026546 AMAQI
2nd Jul 2026287 AMAQI
2nd Jul 2026298 AMAQI
2nd Jul 2026189 AMAQI
2nd Jul 20262610 AMAQI
2nd Jul 20262611 AMAQI
2nd Jul 20262612 PMAQI
2nd Jul 2026281 PMAQI
2nd Jul 2026282 PMAQI
2nd Jul 2026283 PMAQI
2nd Jul 2026214 PMAQI
2nd Jul 2026205 PMAQI
2nd Jul 2026276 PMAQI
2nd Jul 2026287 PMAQI
2nd Jul 2026288 PMAQI
2nd Jul 2026289 PMAQI
2nd Jul 20262910 PMAQI
2nd Jul 20262811 PMAQI
3rd Jul 20262612 AMAQI
3rd Jul 2026291 AMAQI
3rd Jul 2026282 AMAQI
3rd Jul 2026293 AMAQI
3rd Jul 2026274 AMAQI

28°C25/32°C

3rd Jul 2026295 AMAQI
3rd Jul 2026286 AMAQI
3rd Jul 2026707 AMAQI
3rd Jul 2026508 AMAQI
3rd Jul 2026279 AMAQI
3rd Jul 20263110 AMAQI
3rd Jul 20262711 AMAQI
3rd Jul 20262912 PMAQI
3rd Jul 2026301 PMAQI
3rd Jul 2026282 PMAQI
3rd Jul 2026283 PMAQI
3rd Jul 2026604 PMAQI
3rd Jul 2026285 PMAQI
3rd Jul 2026376 PMAQI
3rd Jul 2026347 PMAQI
3rd Jul 2026488 PMAQI
3rd Jul 2026549 PMAQI
3rd Jul 20264610 PMAQI
3rd Jul 20264411 PMAQI
4th Jul 20264412 AMAQI
4th Jul 2026341 AMAQI
4th Jul 2026322 AMAQI
4th Jul 2026293 AMAQI
4th Jul 2026314 AMAQI

28°C24/32°C

4th Jul 2026315 AMAQI
4th Jul 2026326 AMAQI
4th Jul 2026427 AMAQI
4th Jul 2026338 AMAQI
4th Jul 2026449 AMAQI
4th Jul 20263510 AMAQI
4th Jul 20263411 AMAQI
4th Jul 20262912 PMAQI
4th Jul 2026321 PMAQI
4th Jul 2026302 PMAQI
4th Jul 2026293 PMAQI
4th Jul 2026274 PMAQI
4th Jul 2026285 PMAQI
4th Jul 2026296 PMAQI
4th Jul 2026297 PMAQI
4th Jul 2026298 PMAQI
4th Jul 2026289 PMAQI
4th Jul 20263010 PMAQI
4th Jul 20263311 PMAQI
5th Jul 20266012 AMAQI
5th Jul 2026381 AMAQI
5th Jul 2026302 AMAQI
5th Jul 2026313 AMAQI
5th Jul 2026284 AMAQI

27°C25/31°C

5th Jul 2026265 AMAQI
5th Jul 2026286 AMAQI
5th Jul 2026327 AMAQI
5th Jul 2026328 AMAQI
5th Jul 2026329 AMAQI
5th Jul 20262710 AMAQI
5th Jul 20263411 AMAQI
5th Jul 20264112 PMAQI
5th Jul 2026401 PMAQI
5th Jul 2026382 PMAQI
5th Jul 2026383 PMAQI
5th Jul 2026344 PMAQI
5th Jul 2026285 PMAQI
5th Jul 2026266 PMAQI
5th Jul 2026287 PMAQI
5th Jul 2026268 PMAQI
5th Jul 2026309 PMAQI
5th Jul 20263210 PMAQI
5th Jul 20263011 PMAQI
6th Jul 20263012 AMAQI
6th Jul 2026291 AMAQI
6th Jul 2026282 AMAQI
6th Jul 2026303 AMAQI
6th Jul 2026294 AMAQI

24°C23/25°C

6th Jul 2026315 AMAQI
6th Jul 2026306 AMAQI
6th Jul 2026247 AMAQI
6th Jul 2026378 AMAQI
6th Jul 2026409 AMAQI
6th Jul 20262410 AMAQI
6th Jul 20262411 AMAQI
6th Jul 20262812 PMAQI
6th Jul 2026281 PMAQI
6th Jul 2026302 PMAQI
6th Jul 2026223 PMAQI
6th Jul 2026224 PMAQI
6th Jul 2026255 PMAQI
6th Jul 2026126 PMAQI
6th Jul 2026147 PMAQI
6th Jul 2026168 PMAQI
6th Jul 2026189 PMAQI
6th Jul 20263310 PMAQI
6th Jul 20263111 PMAQI
7th Jul 20263412 AMAQI
7th Jul 2026331 AMAQI
7th Jul 2026312 AMAQI
7th Jul 2026313 AMAQI
7th Jul 2026364 AMAQI

24°C23/27°C

7th Jul 2026325 AMAQI
7th Jul 2026336 AMAQI
7th Jul 2026297 AMAQI
7th Jul 2026298 AMAQI
7th Jul 2026309 AMAQI
7th Jul 20262910 AMAQI
7th Jul 20262511 AMAQI
7th Jul 20263012 PMAQI
7th Jul 2026341 PMAQI
7th Jul 2026532 PMAQI
7th Jul 2026503 PMAQI
7th Jul 2026524 PMAQI
7th Jul 2026525 PMAQI
7th Jul 2026326 PMAQI
7th Jul 2026327 PMAQI
7th Jul 2026318 PMAQI
7th Jul 2026309 PMAQI
7th Jul 20263610 PMAQI
7th Jul 20263311 PMAQI
8th Jul 20263412 AMAQI
8th Jul 2026311 AMAQI
8th Jul 2026322 AMAQI
8th Jul 2026333 AMAQI
8th Jul 2026334 AMAQI

26°C24/30°C

8th Jul 2026315 AMAQI
8th Jul 2026336 AMAQI
8th Jul 2026307 AMAQI
8th Jul 2026308 AMAQI
8th Jul 2026409 AMAQI
8th Jul 20263510 AMAQI
8th Jul 20263011 AMAQI
8th Jul 20263012 PMAQI
8th Jul 2026301 PMAQI
8th Jul 2026342 PMAQI
8th Jul 2026403 PMAQI
8th Jul 2026514 PMAQI
8th Jul 2026245 PMAQI
8th Jul 2026276 PMAQI
8th Jul 2026297 PMAQI
8th Jul 2026308 PMAQI
8th Jul 2026339 PMAQI
8th Jul 20263410 PMAQI
8th Jul 20263411 PMAQI
9th Jul 20263212 AMAQI
9th Jul 2026321 AMAQI
9th Jul 2026302 AMAQI
9th Jul 2026313 AMAQI
9th Jul 2026344 AMAQI

26°C24/30°C

9th Jul 2026305 AMAQI
9th Jul 2026306 AMAQI
9th Jul 2026287 AMAQI
9th Jul 2026288 AMAQI
9th Jul 2026299 AMAQI
9th Jul 20262510 AMAQI
9th Jul 20262611 AMAQI
9th Jul 20262812 PMAQI
9th Jul 2026301 PMAQI
9th Jul 2026312 PMAQI
9th Jul 2026303 PMAQI
9th Jul 2026324 PMAQI
9th Jul 2026325 PMAQI
9th Jul 2026416 PMAQI
9th Jul 2026557 PMAQI
9th Jul 2026568 PMAQI
9th Jul 2026669 PMAQI
9th Jul 20266210 PMAQI
9th Jul 20265011 PMAQI
10th Jul 20265712 AMAQI
10th Jul 2026531 AMAQI
10th Jul 2026342 AMAQI
10th Jul 2026463 AMAQI
10th Jul 2026374 AMAQI

25°C23/29°C

10th Jul 2026365 AMAQI
10th Jul 2026426 AMAQI
10th Jul 2026597 AMAQI
10th Jul 2026568 AMAQI
10th Jul 2026449 AMAQI
10th Jul 20263810 AMAQI
10th Jul 20263611 AMAQI
10th Jul 20264212 PMAQI
10th Jul 2026291 PMAQI
10th Jul 2026312 PMAQI
10th Jul 2026343 PMAQI
10th Jul 2026334 PMAQI
10th Jul 2026345 PMAQI
10th Jul 2026326 PMAQI
10th Jul 2026357 PMAQI
10th Jul 2026378 PMAQI
10th Jul 2026369 PMAQI
10th Jul 20263810 PMAQI
10th Jul 20263811 PMAQI
11th Jul 20263412 AMAQI
11th Jul 2026341 AMAQI
11th Jul 2026322 AMAQI
11th Jul 2026373 AMAQI
11th Jul 2026364 AMAQI

25°C23/29°C

11th Jul 2026405 AMAQI
11th Jul 2026406 AMAQI
11th Jul 2026387 AMAQI
11th Jul 2026418 AMAQI
11th Jul 2026479 AMAQI
11th Jul 20263410 AMAQI
11th Jul 20264411 AMAQI
11th Jul 20264012 PMAQI
11th Jul 2026311 PMAQI
11th Jul 2026342 PMAQI
11th Jul 2026343 PMAQI
11th Jul 2026404 PMAQI
11th Jul 2026365 PMAQI
11th Jul 2026486 PMAQI
11th Jul 2026617 PMAQI
11th Jul 2026488 PMAQI
11th Jul 2026539 PMAQI
11th Jul 20265310 PMAQI
11th Jul 20266111 PMAQI
12th Jul 20266412 AMAQI
12th Jul 2026591 AMAQI
12th Jul 2026582 AMAQI
12th Jul 2026583 AMAQI
12th Jul 2026564 AMAQI

24°C23/26°C

12th Jul 2026615 AMAQI
12th Jul 2026616 AMAQI
12th Jul 2026667 AMAQI
12th Jul 2026638 AMAQI
12th Jul 2026569 AMAQI
12th Jul 20264210 AMAQI
12th Jul 20262611 AMAQI
12th Jul 20262612 PMAQI
12th Jul 2026251 PMAQI
12th Jul 2026292 PMAQI
12th Jul 2026323 PMAQI
12th Jul 2026314 PMAQI
12th Jul 2026325 PMAQI
12th Jul 2026326 PMAQI
12th Jul 2026357 PMAQI
12th Jul 2026348 PMAQI
12th Jul 2026349 PMAQI
12th Jul 20263210 PMAQI
12th Jul 20264211 PMAQI
13th Jul 20263312 AMAQI
13th Jul 2026341 AMAQI
13th Jul 2026382 AMAQI
13th Jul 2026483 AMAQI
13th Jul 2026384 AMAQI

25°C23/30°C

13th Jul 2026325 AMAQI
13th Jul 2026326 AMAQI
13th Jul 2026317 AMAQI
13th Jul 2026318 AMAQI
13th Jul 2026319 AMAQI
13th Jul 20263010 AMAQI
13th Jul 20262611 AMAQI
13th Jul 20262612 PMAQI
13th Jul 2026261 PMAQI
13th Jul 2026262 PMAQI
13th Jul 2026313 PMAQI
13th Jul 2026344 PMAQI
13th Jul 2026335 PMAQI
13th Jul 2026356 PMAQI
13th Jul 2026377 PMAQI
13th Jul 2026388 PMAQI
13th Jul 2026519 PMAQI
13th Jul 20264210 PMAQI
13th Jul 20264711 PMAQI
14th Jul 20264612 AMAQI
14th Jul 2026491 AMAQI
14th Jul 2026542 AMAQI
14th Jul 2026513 AMAQI
14th Jul 2026594 AMAQI

27°C25/30°C

14th Jul 2026705 AMAQI
14th Jul 2026626 AMAQI
14th Jul 2026597 AMAQI
14th Jul 2026618 AMAQI
14th Jul 2026689 AMAQI
14th Jul 20265010 AMAQI
14th Jul 20263811 AMAQI
14th Jul 20263012 PMAQI
14th Jul 2026311 PMAQI
14th Jul 2026312 PMAQI
14th Jul 2026353 PMAQI
14th Jul 2026344 PMAQI
14th Jul 2026355 PMAQI
14th Jul 2026326 PMAQI
14th Jul 2026457 PMAQI
14th Jul 2026508 PMAQI
14th Jul 2026409 PMAQI
14th Jul 20264010 PMAQI
14th Jul 20264611 PMAQI
15th Jul 20265412 AMAQI
15th Jul 2026491 AMAQI
15th Jul 2026192 AMAQI
15th Jul 2026363 AMAQI
15th Jul 2026174 AMAQI

27°C24/31°C

15th Jul 2026225 AMAQI
15th Jul 2026286 AMAQI
15th Jul 2026167 AMAQI
15th Jul 2026198 AMAQI
15th Jul 2026209 AMAQI
15th Jul 20262810 AMAQI
15th Jul 20262511 AMAQI
15th Jul 20262612 PMAQI
15th Jul 2026281 PMAQI
15th Jul 2026282 PMAQI
15th Jul 2026283 PMAQI
15th Jul 2026324 PMAQI
15th Jul 2026355 PMAQI
15th Jul 2026426 PMAQI
15th Jul 2026447 PMAQI
15th Jul 2026658 PMAQI
15th Jul 2026309 PMAQI
15th Jul 20266910 PMAQI
15th Jul 20265211 PMAQI
16th Jul 20265212 AMAQI
16th Jul 2026541 AMAQI
16th Jul 2026402 AMAQI
16th Jul 2026433 AMAQI
16th Jul 2026444 AMAQI

26°C24/30°C

16th Jul 2026425 AMAQI
16th Jul 2026406 AMAQI
16th Jul 2026507 AMAQI
16th Jul 2026478 AMAQI
16th Jul 2026449 AMAQI
16th Jul 20263610 AMAQI
16th Jul 20263611 AMAQI
16th Jul 20263712 PMAQI
16th Jul 2026401 PMAQI
16th Jul 2026342 PMAQI
16th Jul 2026423 PMAQI
16th Jul 2026464 PMAQI
16th Jul 2026445 PMAQI
16th Jul 2026426 PMAQI
16th Jul 2026427 PMAQI
16th Jul 2026478 PMAQI
16th Jul 2026479 PMAQI
16th Jul 20265410 PMAQI
16th Jul 20265211 PMAQI
17th Jul 20265212 AMAQI
17th Jul 2026481 AMAQI
17th Jul 2026422 AMAQI
17th Jul 2026463 AMAQI
17th Jul 2026534 AMAQI

25°C24/27°C

17th Jul 2026525 AMAQI
5 AM
17th Jul 2026526 AMAQI
17th Jul 2026567 AMAQI
17th Jul 2026788 AMAQI
17th Jul 2026379 AMAQI
17th Jul 20265010 AMAQI
17th Jul 20265111 AMAQI
11 AM
17th Jul 20263812 PMAQI
17th Jul 2026351 PMAQI
17th Jul 2026362 PMAQI
17th Jul 2026383 PMAQI
17th Jul 2026354 PMAQI
17th Jul 2026385 PMAQI
17th Jul 2026336 PMAQI
6 PM
17th Jul 2026357 PMAQI
17th Jul 2026408 PMAQI
17th Jul 2026509 PMAQI
17th Jul 20264710 PMAQI
17th Jul 20263911 PMAQI
11 PM
4 AM

25°C24/27°C

Day time
Avg. Highest Time
7 AM

41AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
1 PM

32AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 AM to 7 AM (Avg. 41), while the lowest AQI was between 1 PM to 1 PM (Avg. 32).
Night time
Avg. Highest Time
9 PM - 10 PM

43AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
2 AM - 4 AM

35AQI

3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 PM to 10 PM (Avg. 43), while the lowest AQI was between 2 AM to 4 AM (Avg. 35).

2026 Days Vs Air Quality

Nong Khai, Nong Khai, Thailand

2026

28%

56

40%

79

28%

55

4%

8

Total number of days with different AQI categories in last 198 days in 2026 (167 days remaining)

Good
56 Days
Moderate
79 Days
Poor
55 Days
Unhealthy
8 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 28%

Health Risk Level:

Very high

In 2026, 28% of 198 days were within WHO’s safe air quality limits. The risk of health issues is Very high, including respiratory issues, heart disease, and stress, particularly affecting vulnerable groups.

Annual Air Quality Insights

Nong Khai, Nong Khai, 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
113AQI (US)
2nd January 2026
80AQI (US)
3rd January 2026
52AQI (US)
4th January 2026
66AQI (US)
5th January 2026
107AQI (US)
6th January 2026
60AQI (US)
7th January 2026
54AQI (US)
8th January 2026
74AQI (US)
9th January 2026
109AQI (US)
10th January 2026
121AQI (US)
11th January 2026
112AQI (US)
12th January 2026
149AQI (US)
13th January 2026
136AQI (US)
14th January 2026
132AQI (US)
15th January 2026
148AQI (US)
16th January 2026
138AQI (US)
17th January 2026
136AQI (US)
18th January 2026
134AQI (US)
19th January 2026
133AQI (US)
20th January 2026
122AQI (US)
21st January 2026
110AQI (US)
22nd January 2026
75AQI (US)
23rd January 2026
42AQI (US)
24th January 2026
74AQI (US)
25th January 2026
102AQI (US)
26th January 2026
117AQI (US)
27th January 2026
95AQI (US)
28th January 2026
80AQI (US)
29th January 2026
89AQI (US)
30th January 2026
122AQI (US)
31st January 2026
112AQI (US)
1st February 2026
76AQI (US)
2nd February 2026
68AQI (US)
3rd February 2026
56AQI (US)
4th February 2026
80AQI (US)
5th February 2026
107AQI (US)
6th February 2026
110AQI (US)
7th February 2026
116AQI (US)
8th February 2026
70AQI (US)
9th February 2026
28AQI (US)
10th February 2026
68AQI (US)
11th February 2026
79AQI (US)
12th February 2026
78AQI (US)
13th February 2026
91AQI (US)
14th February 2026
89AQI (US)
15th February 2026
94AQI (US)
16th February 2026
112AQI (US)
17th February 2026
80AQI (US)
18th February 2026
48AQI (US)
19th February 2026
33AQI (US)
20th February 2026
45AQI (US)
21st February 2026
85AQI (US)
22nd February 2026
136AQI (US)
23rd February 2026
136AQI (US)
24th February 2026
120AQI (US)
25th February 2026
68AQI (US)
26th February 2026
69AQI (US)
27th February 2026
74AQI (US)
28th February 2026
64AQI (US)
1st March 2026
84AQI (US)
2nd March 2026
97AQI (US)
3rd March 2026
128AQI (US)
4th March 2026
90AQI (US)
5th March 2026
60AQI (US)
6th March 2026
50AQI (US)
7th March 2026
53AQI (US)
8th March 2026
55AQI (US)
9th March 2026
76AQI (US)
10th March 2026
43AQI (US)
11th March 2026
91AQI (US)
12th March 2026
75AQI (US)
13th March 2026
101AQI (US)
14th March 2026
78AQI (US)
15th March 2026
64AQI (US)
16th March 2026
75AQI (US)
17th March 2026
86AQI (US)
18th March 2026
118AQI (US)
19th March 2026
126AQI (US)
20th March 2026
116AQI (US)
21st March 2026
115AQI (US)
22nd March 2026
119AQI (US)
23rd March 2026
104AQI (US)
24th March 2026
125AQI (US)
25th March 2026
112AQI (US)
26th March 2026
109AQI (US)
27th March 2026
138AQI (US)
28th March 2026
137AQI (US)
29th March 2026
117AQI (US)
30th March 2026
141AQI (US)
31st March 2026
148AQI (US)
1st April 2026
160AQI (US)
2nd April 2026
160AQI (US)
3rd April 2026
156AQI (US)
4th April 2026
158AQI (US)
5th April 2026
164AQI (US)
6th April 2026
161AQI (US)
7th April 2026
156AQI (US)
8th April 2026
150AQI (US)
9th April 2026
148AQI (US)
10th April 2026
144AQI (US)
11th April 2026
136AQI (US)
12th April 2026
141AQI (US)
13th April 2026
151AQI (US)
14th April 2026
141AQI (US)
15th April 2026
140AQI (US)
16th April 2026
140AQI (US)
17th April 2026
143AQI (US)
18th April 2026
105AQI (US)
19th April 2026
91AQI (US)
20th April 2026
81AQI (US)
21st April 2026
118AQI (US)
22nd April 2026
120AQI (US)
23rd April 2026
104AQI (US)
24th April 2026
68AQI (US)
25th April 2026
65AQI (US)
26th April 2026
76AQI (US)
27th April 2026
92AQI (US)
28th April 2026
86AQI (US)
29th April 2026
72AQI (US)
30th April 2026
62AQI (US)
1st May 2026
82AQI (US)
2nd May 2026
56AQI (US)
3rd May 2026
87AQI (US)
4th May 2026
59AQI (US)
5th May 2026
58AQI (US)
6th May 2026
61AQI (US)
7th May 2026
89AQI (US)
8th May 2026
67AQI (US)
9th May 2026
58AQI (US)
10th May 2026
61AQI (US)
11th May 2026
79AQI (US)
12th May 2026
83AQI (US)
13th May 2026
60AQI (US)
14th May 2026
51AQI (US)
15th May 2026
42AQI (US)
16th May 2026
84AQI (US)
17th May 2026
81AQI (US)
18th May 2026
74AQI (US)
19th May 2026
56AQI (US)
20th May 2026
66AQI (US)
21st May 2026
72AQI (US)
22nd May 2026
61AQI (US)
23rd May 2026
46AQI (US)
24th May 2026
55AQI (US)
25th May 2026
53AQI (US)
26th May 2026
46AQI (US)
27th May 2026
36AQI (US)
28th May 2026
60AQI (US)
29th May 2026
36AQI (US)
30th May 2026
47AQI (US)
31st May 2026
51AQI (US)
1st June 2026
74AQI (US)
2nd June 2026
72AQI (US)
3rd June 2026
72AQI (US)
4th June 2026
57AQI (US)
5th June 2026
35AQI (US)
6th June 2026
34AQI (US)
7th June 2026
31AQI (US)
8th June 2026
29AQI (US)
9th June 2026
22AQI (US)
10th June 2026
36AQI (US)
11th June 2026
37AQI (US)
12th June 2026
35AQI (US)
13th June 2026
40AQI (US)
14th June 2026
37AQI (US)
15th June 2026
24AQI (US)
16th June 2026
33AQI (US)
17th June 2026
41AQI (US)
18th June 2026
38AQI (US)
19th June 2026
33AQI (US)
20th June 2026
36AQI (US)
21st June 2026
45AQI (US)
22nd June 2026
45AQI (US)
23rd June 2026
41AQI (US)
24th June 2026
42AQI (US)
25th June 2026
28AQI (US)
26th June 2026
37AQI (US)
27th June 2026
34AQI (US)
28th June 2026
33AQI (US)
29th June 2026
38AQI (US)
30th June 2026
32AQI (US)
1st July 2026
28AQI (US)
2nd July 2026
28AQI (US)
3rd July 2026
36AQI (US)
4th July 2026
32AQI (US)
5th July 2026
33AQI (US)
6th July 2026
26AQI (US)
7th July 2026
35AQI (US)
8th July 2026
33AQI (US)
9th July 2026
36AQI (US)
10th July 2026
40AQI (US)
11th July 2026
42AQI (US)
12th July 2026
44AQI (US)
13th July 2026
34AQI (US)
14th July 2026
46AQI (US)
15th July 2026
34AQI (US)
16th July 2026
44AQI (US)
17th July 2026
45AQI (US)
18th July 2026
19th July 2026
20th July 2026
21st July 2026
22nd July 2026
23rd July 2026
24th July 2026
25th July 2026
26th July 2026
27th July 2026
28th July 2026
29th July 2026
30th July 2026
31st July 2026
1st August 2026
2nd August 2026
3rd August 2026
4th August 2026
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

103AQI (US)

81AQI (US)

98AQI (US)

123AQI (US)

62AQI (US)

40AQI (US)

36AQI (US)

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202680AQI (US)

1
11
19
4
17
7
2
13
16
9
13
8
6
25
26
4
17
56
79
55
8

Highest AQI (US) recorded in

April

123AQI (US)

Lowest AQI (US) recorded in

July

36AQI (US)

202577AQI (US)

8
21
2
22
6
14
10
7
21
9
3
28
8
22
12
19
10
21
22
8
4
27
6
17
6
1
2
12
17
67
219
69
10

Highest AQI (US) recorded in

January

114AQI (US)

Lowest AQI (US) recorded in

September

45AQI (US)

202476AQI (US)

1
20
10
1
5
17
5
17
12
2
5
21
4
3
23
5
16
14
11
20
20
11
27
3
8
19
4
1
25
4
1
25
5
89
187
78
11

Highest AQI (US) recorded in

February

121AQI (US)

Lowest AQI (US) recorded in

September

35AQI (US)

202388AQI (US)

3
13
14
1
6
17
5
11
17
3
4
10
14
2
2
17
12
8
22
21
10
5
26
24
6
8
20
3
4
15
10
3
14
14
78
153
91
37
5

Highest AQI (US) recorded in

March

158AQI (US)

Lowest AQI (US) recorded in

September

42AQI (US)

202279AQI (US)

6
14
5
6
2
5
7
7
12
11
8
1
6
8
2
14
15
2
21
9
21
1
20
8
13
9
9
4
18
8
3
15
13
106
111
63
23

Highest AQI (US) recorded in

March

120AQI (US)

Lowest AQI (US) recorded in

September

40AQI (US)

202155AQI (US)

1
6
14
9
1
7
14
6
1
6
17
7
27
1
2
31
29
1
31
31
30
31
29
13
18
255
39
47
22

Highest AQI (US) recorded in

January

130AQI (US)

Lowest AQI (US) recorded in

May

23AQI (US)

202062AQI (US)

2
7
4
7
10
4
7
11
26
4
25
6
29
1
15
8
1
5
8
103
44
25
8

Highest AQI (US) recorded in

March

138AQI (US)

Lowest AQI (US) recorded in

August

29AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2023(Avg.)
88AQI (US)
Least Polluted Year Recorded
2021(Avg.)
55AQI (US)

Nong Khai's annual 2026 AQI (US) (80) shows an average percentage change of 12.6% (worsened AQI (US)) compared to previous years: 2020 (62), 2021 (55), 2022 (79), 2023 (88), 2024 (76), 2025 (77).