Vientiane, Hadxayfong District, Laos 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
Vientiane, Hadxayfong District, Laos
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
11th Aug 2024
60AQILowest AQI recorded on
2nd Aug 2026
33AQISame Day Analysis (4th August):
On this day, AQI across the 3 years varied significantly: 2026 ranks 3rd highest AQI at 43 of Good air quality, showing improvement over 2025 and 2024 on the same day.
Day & Night AQI Trend: 4th Aug - 5th Aug 2026
Vientiane, Hadxayfong District, Laos
AQI
Day
Night
.
5 AM4th Aug 2026
6 PM
4 AM5th Aug 2026
Day time
Avg. Highest Time
2PM4th Aug
52AQI
Avg. Lowest Time
8AM4th Aug
33AQI
Night time
Avg. Highest Time
8PM4th Aug
54AQI
Avg. Lowest Time
2AM5th Aug
36AQI
In the last 24 hours,
Vientiane's AQI reached its highest point of 54 at 8 PM during the Night, while the lowest point, 33, was recorded at 8 AM during the Day between 4th Aug and 5th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Vientiane, Hadxayfong District, Laos
JulAug
07th - 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 - 05th05th
Day
Night
7th Jul 2026315 AMAQI
7th Jul 2026326 AMAQI
7th Jul 2026327 AMAQI
7th Jul 2026308 AMAQI
7th Jul 2026299 AMAQI
7th Jul 20262810 AMAQI
7th Jul 20262511 AMAQI
7th Jul 20263012 PMAQI
7th Jul 2026341 PMAQI
7th Jul 2026532 PMAQI
7th Jul 2026513 PMAQI
7th Jul 2026534 PMAQI
7th Jul 2026525 PMAQI
7th Jul 2026306 PMAQI
7th Jul 2026327 PMAQI
7th Jul 2026318 PMAQI
7th Jul 2026289 PMAQI
7th Jul 20263310 PMAQI
7th Jul 20263211 PMAQI
8th Jul 20263212 AMAQI
8th Jul 2026321 AMAQI
8th Jul 2026322 AMAQI
8th Jul 2026343 AMAQI
8th Jul 2026324 AMAQI
26°C23/30°C
8th Jul 2026305 AMAQI
8th Jul 2026326 AMAQI
8th Jul 2026307 AMAQI
8th Jul 2026308 AMAQI
8th Jul 2026389 AMAQI
8th Jul 20263210 AMAQI
8th Jul 20263011 AMAQI
8th Jul 20263212 PMAQI
8th Jul 2026301 PMAQI
8th Jul 2026332 PMAQI
8th Jul 2026423 PMAQI
8th Jul 2026514 PMAQI
8th Jul 2026245 PMAQI
8th Jul 2026276 PMAQI
8th Jul 2026287 PMAQI
8th Jul 2026308 PMAQI
8th Jul 2026319 PMAQI
8th Jul 20263610 PMAQI
8th Jul 20263311 PMAQI
9th Jul 20263312 AMAQI
9th Jul 2026331 AMAQI
9th Jul 2026312 AMAQI
9th Jul 2026303 AMAQI
9th Jul 2026314 AMAQI
25°C23/30°C
9th Jul 2026305 AMAQI
9th Jul 2026286 AMAQI
9th Jul 2026297 AMAQI
9th Jul 2026288 AMAQI
9th Jul 2026289 AMAQI
9th Jul 20262610 AMAQI
9th Jul 20262611 AMAQI
9th Jul 20262712 PMAQI
9th Jul 2026301 PMAQI
9th Jul 2026322 PMAQI
9th Jul 2026283 PMAQI
9th Jul 2026324 PMAQI
9th Jul 2026325 PMAQI
9th Jul 2026426 PMAQI
9th Jul 2026537 PMAQI
9th Jul 2026578 PMAQI
9th Jul 2026669 PMAQI
9th Jul 20266010 PMAQI
9th Jul 20264211 PMAQI
10th Jul 20265212 AMAQI
10th Jul 2026461 AMAQI
10th Jul 2026332 AMAQI
10th Jul 2026423 AMAQI
10th Jul 2026364 AMAQI
24°C22/29°C
10th Jul 2026335 AMAQI
10th Jul 2026386 AMAQI
10th Jul 2026527 AMAQI
10th Jul 2026528 AMAQI
10th Jul 2026409 AMAQI
10th Jul 20263810 AMAQI
10th Jul 20263311 AMAQI
10th Jul 20263812 PMAQI
10th Jul 2026301 PMAQI
10th Jul 2026322 PMAQI
10th Jul 2026323 PMAQI
10th Jul 2026324 PMAQI
10th Jul 2026345 PMAQI
10th Jul 2026336 PMAQI
10th Jul 2026367 PMAQI
10th Jul 2026348 PMAQI
10th Jul 2026239 PMAQI
10th Jul 20262110 PMAQI
10th Jul 20262111 PMAQI
11th Jul 20262512 AMAQI
11th Jul 2026341 AMAQI
11th Jul 2026342 AMAQI
11th Jul 2026343 AMAQI
11th Jul 2026344 AMAQI
25°C23/29°C
11th Jul 2026385 AMAQI
11th Jul 2026436 AMAQI
11th Jul 2026387 AMAQI
11th Jul 2026408 AMAQI
11th Jul 2026449 AMAQI
11th Jul 20263310 AMAQI
11th Jul 20264411 AMAQI
11th Jul 20264012 PMAQI
11th Jul 2026311 PMAQI
11th Jul 2026322 PMAQI
11th Jul 2026363 PMAQI
11th Jul 2026364 PMAQI
11th Jul 2026325 PMAQI
11th Jul 2026506 PMAQI
11th Jul 2026547 PMAQI
11th Jul 2026508 PMAQI
11th Jul 2026519 PMAQI
11th Jul 20264910 PMAQI
11th Jul 20266211 PMAQI
12th Jul 20266412 AMAQI
12th Jul 2026621 AMAQI
12th Jul 2026572 AMAQI
12th Jul 2026573 AMAQI
12th Jul 2026524 AMAQI
24°C23/26°C
12th Jul 2026585 AMAQI
12th Jul 2026586 AMAQI
12th Jul 2026627 AMAQI
12th Jul 2026628 AMAQI
12th Jul 2026579 AMAQI
12th Jul 20264010 AMAQI
12th Jul 20262611 AMAQI
12th Jul 20262612 PMAQI
12th Jul 2026241 PMAQI
12th Jul 2026302 PMAQI
12th Jul 2026313 PMAQI
12th Jul 2026324 PMAQI
12th Jul 2026325 PMAQI
12th Jul 2026306 PMAQI
12th Jul 2026347 PMAQI
12th Jul 2026348 PMAQI
12th Jul 2026349 PMAQI
12th Jul 20263110 PMAQI
12th Jul 20264011 PMAQI
13th Jul 20263312 AMAQI
13th Jul 2026351 AMAQI
13th Jul 2026382 AMAQI
13th Jul 2026493 AMAQI
13th Jul 2026404 AMAQI
25°C23/30°C
13th Jul 2026325 AMAQI
13th Jul 2026316 AMAQI
13th Jul 2026307 AMAQI
13th Jul 2026348 AMAQI
13th Jul 2026299 AMAQI
13th Jul 20263210 AMAQI
13th Jul 20262711 AMAQI
13th Jul 20262612 PMAQI
13th Jul 2026261 PMAQI
13th Jul 2026272 PMAQI
13th Jul 2026323 PMAQI
13th Jul 2026334 PMAQI
13th Jul 2026325 PMAQI
13th Jul 2026346 PMAQI
13th Jul 2026387 PMAQI
13th Jul 2026398 PMAQI
13th Jul 2026429 PMAQI
13th Jul 20263310 PMAQI
13th Jul 20264411 PMAQI
14th Jul 20264412 AMAQI
14th Jul 2026481 AMAQI
14th Jul 2026542 AMAQI
14th Jul 2026493 AMAQI
14th Jul 2026544 AMAQI
26°C24/29°C
14th Jul 2026715 AMAQI
14th Jul 2026626 AMAQI
14th Jul 2026587 AMAQI
14th Jul 2026608 AMAQI
14th Jul 2026699 AMAQI
14th Jul 20264810 AMAQI
14th Jul 20263811 AMAQI
14th Jul 20263012 PMAQI
14th Jul 2026331 PMAQI
14th Jul 2026312 PMAQI
14th Jul 2026333 PMAQI
14th Jul 2026344 PMAQI
14th Jul 2026325 PMAQI
14th Jul 2026306 PMAQI
14th Jul 2026427 PMAQI
14th Jul 2026488 PMAQI
14th Jul 2026369 PMAQI
14th Jul 20264210 PMAQI
14th Jul 20264711 PMAQI
15th Jul 20265412 AMAQI
15th Jul 2026461 AMAQI
15th Jul 2026212 AMAQI
15th Jul 2026383 AMAQI
15th Jul 2026244 AMAQI
27°C24/30°C
15th Jul 2026305 AMAQI
15th Jul 2026326 AMAQI
15th Jul 2026167 AMAQI
15th Jul 2026208 AMAQI
15th Jul 2026189 AMAQI
15th Jul 20262610 AMAQI
15th Jul 20262611 AMAQI
15th Jul 20262412 PMAQI
15th Jul 2026271 PMAQI
15th Jul 2026282 PMAQI
15th Jul 2026283 PMAQI
15th Jul 2026324 PMAQI
15th Jul 2026335 PMAQI
15th Jul 2026406 PMAQI
15th Jul 2026427 PMAQI
15th Jul 2026658 PMAQI
15th Jul 2026289 PMAQI
15th Jul 20266810 PMAQI
15th Jul 20265211 PMAQI
16th Jul 20265112 AMAQI
16th Jul 2026541 AMAQI
16th Jul 2026402 AMAQI
16th Jul 2026443 AMAQI
16th Jul 2026444 AMAQI
26°C24/30°C
16th Jul 2026425 AMAQI
16th Jul 2026406 AMAQI
16th Jul 2026527 AMAQI
16th Jul 2026468 AMAQI
16th Jul 2026429 AMAQI
16th Jul 20263310 AMAQI
16th Jul 20263111 AMAQI
16th Jul 20263412 PMAQI
16th Jul 2026361 PMAQI
16th Jul 2026362 PMAQI
16th Jul 2026403 PMAQI
16th Jul 2026464 PMAQI
16th Jul 2026405 PMAQI
16th Jul 2026446 PMAQI
16th Jul 2026407 PMAQI
16th Jul 2026428 PMAQI
16th Jul 2026469 PMAQI
16th Jul 20265410 PMAQI
16th Jul 20265211 PMAQI
17th Jul 20264912 AMAQI
17th Jul 2026461 AMAQI
17th Jul 2026442 AMAQI
17th Jul 2026423 AMAQI
17th Jul 2026524 AMAQI
25°C23/27°C
17th Jul 2026525 AMAQI
17th Jul 2026526 AMAQI
17th Jul 2026557 AMAQI
17th Jul 2026798 AMAQI
17th Jul 2026389 AMAQI
17th Jul 20265110 AMAQI
17th Jul 20265011 AMAQI
17th Jul 20263812 PMAQI
17th Jul 2026381 PMAQI
17th Jul 2026332 PMAQI
17th Jul 2026363 PMAQI
17th Jul 2026344 PMAQI
17th Jul 2026335 PMAQI
17th Jul 2026256 PMAQI
17th Jul 2026317 PMAQI
17th Jul 2026368 PMAQI
17th Jul 2026609 PMAQI
17th Jul 20265410 PMAQI
17th Jul 20264011 PMAQI
18th Jul 20263612 AMAQI
18th Jul 2026361 AMAQI
18th Jul 2026332 AMAQI
18th Jul 2026213 AMAQI
18th Jul 2026314 AMAQI
25°C24/27°C
18th Jul 2026405 AMAQI
18th Jul 2026366 AMAQI
18th Jul 2026497 AMAQI
18th Jul 2026548 AMAQI
18th Jul 2026479 AMAQI
18th Jul 20264210 AMAQI
18th Jul 20264211 AMAQI
18th Jul 20264012 PMAQI
18th Jul 2026441 PMAQI
18th Jul 2026422 PMAQI
18th Jul 2026423 PMAQI
18th Jul 2026444 PMAQI
18th Jul 2026365 PMAQI
18th Jul 2026336 PMAQI
18th Jul 2026507 PMAQI
18th Jul 2026588 PMAQI
18th Jul 2026699 PMAQI
18th Jul 20267010 PMAQI
18th Jul 20268111 PMAQI
19th Jul 20267912 AMAQI
19th Jul 2026691 AMAQI
19th Jul 2026532 AMAQI
19th Jul 2026533 AMAQI
19th Jul 2026564 AMAQI
27°C22/33°C
19th Jul 2026625 AMAQI
19th Jul 2026636 AMAQI
19th Jul 2026657 AMAQI
19th Jul 2026728 AMAQI
19th Jul 2026729 AMAQI
19th Jul 20267110 AMAQI
19th Jul 20267011 AMAQI
19th Jul 20263612 PMAQI
19th Jul 2026311 PMAQI
19th Jul 2026342 PMAQI
19th Jul 2026493 PMAQI
19th Jul 2026574 PMAQI
19th Jul 2026555 PMAQI
19th Jul 2026546 PMAQI
19th Jul 2026427 PMAQI
19th Jul 2026508 PMAQI
19th Jul 2026489 PMAQI
19th Jul 20265510 PMAQI
19th Jul 20265811 PMAQI
20th Jul 20265912 AMAQI
20th Jul 2026641 AMAQI
20th Jul 2026682 AMAQI
20th Jul 2026603 AMAQI
20th Jul 2026584 AMAQI
27°C23/31°C
20th Jul 2026575 AMAQI
20th Jul 2026686 AMAQI
20th Jul 2026807 AMAQI
20th Jul 2026668 AMAQI
20th Jul 2026649 AMAQI
20th Jul 20265510 AMAQI
20th Jul 20265611 AMAQI
20th Jul 20265212 PMAQI
20th Jul 2026521 PMAQI
20th Jul 2026522 PMAQI
20th Jul 2026543 PMAQI
20th Jul 2026344 PMAQI
20th Jul 2026365 PMAQI
20th Jul 2026366 PMAQI
20th Jul 2026387 PMAQI
20th Jul 2026388 PMAQI
20th Jul 2026569 PMAQI
20th Jul 20264410 PMAQI
20th Jul 20263811 PMAQI
21st Jul 20264212 AMAQI
21st Jul 2026461 AMAQI
21st Jul 2026382 AMAQI
21st Jul 2026423 AMAQI
21st Jul 2026444 AMAQI
26°C23/30°C
21st Jul 2026385 AMAQI
21st Jul 2026486 AMAQI
21st Jul 2026567 AMAQI
21st Jul 2026748 AMAQI
21st Jul 2026699 AMAQI
21st Jul 20263611 AMAQI
21st Jul 20263112 PMAQI
21st Jul 2026311 PMAQI
21st Jul 2026252 PMAQI
21st Jul 2026273 PMAQI
21st Jul 2026294 PMAQI
21st Jul 2026785 PMAQI
21st Jul 2026336 PMAQI
21st Jul 2026337 PMAQI
21st Jul 2026278 PMAQI
21st Jul 2026279 PMAQI
21st Jul 20262510 PMAQI
21st Jul 20263011 PMAQI
22nd Jul 20263012 AMAQI
22nd Jul 2026341 AMAQI
22nd Jul 2026312 AMAQI
22nd Jul 2026273 AMAQI
22nd Jul 2026334 AMAQI
26°C23/30°C
22nd Jul 2026335 AMAQI
22nd Jul 2026296 AMAQI
22nd Jul 2026277 AMAQI
22nd Jul 2026388 AMAQI
22nd Jul 2026319 AMAQI
22nd Jul 20262710 AMAQI
22nd Jul 20262311 AMAQI
22nd Jul 20262312 PMAQI
22nd Jul 2026251 PMAQI
22nd Jul 2026252 PMAQI
22nd Jul 2026273 PMAQI
22nd Jul 2026214 PMAQI
22nd Jul 2026305 PMAQI
22nd Jul 2026216 PMAQI
22nd Jul 2026257 PMAQI
22nd Jul 2026278 PMAQI
22nd Jul 2026369 PMAQI
22nd Jul 20262710 PMAQI
22nd Jul 20262511 PMAQI
23rd Jul 20262312 AMAQI
23rd Jul 2026211 AMAQI
23rd Jul 2026212 AMAQI
23rd Jul 2026383 AMAQI
23rd Jul 2026304 AMAQI
25°C23/27°C
23rd Jul 2026385 AMAQI
23rd Jul 2026346 AMAQI
23rd Jul 2026257 AMAQI
23rd Jul 2026258 AMAQI
23rd Jul 2026429 AMAQI
23rd Jul 20265510 AMAQI
23rd Jul 20264611 AMAQI
23rd Jul 20264212 PMAQI
23rd Jul 2026421 PMAQI
23rd Jul 2026312 PMAQI
23rd Jul 2026253 PMAQI
23rd Jul 2026444 PMAQI
23rd Jul 2026335 PMAQI
23rd Jul 2026336 PMAQI
23rd Jul 2026387 PMAQI
23rd Jul 2026428 PMAQI
23rd Jul 2026389 PMAQI
23rd Jul 20263310 PMAQI
23rd Jul 20263811 PMAQI
24th Jul 20262112 AMAQI
24th Jul 2026241 AMAQI
24th Jul 2026322 AMAQI
24th Jul 2026213 AMAQI
24th Jul 2026424 AMAQI
26°C23/31°C
24th Jul 2026385 AMAQI
24th Jul 2026256 AMAQI
24th Jul 2026337 AMAQI
24th Jul 2026218 AMAQI
24th Jul 2026259 AMAQI
24th Jul 20262710 AMAQI
24th Jul 20263611 AMAQI
24th Jul 20264012 PMAQI
24th Jul 2026291 PMAQI
24th Jul 2026312 PMAQI
24th Jul 2026293 PMAQI
24th Jul 2026274 PMAQI
24th Jul 2026335 PMAQI
24th Jul 2026406 PMAQI
24th Jul 2026277 PMAQI
24th Jul 2026238 PMAQI
24th Jul 2026319 PMAQI
24th Jul 20262510 PMAQI
24th Jul 20263311 PMAQI
25th Jul 20262112 AMAQI
25th Jul 2026291 AMAQI
25th Jul 2026382 AMAQI
25th Jul 2026233 AMAQI
25th Jul 2026234 AMAQI
27°C23/31°C
25th Jul 2026335 AMAQI
25th Jul 2026336 AMAQI
25th Jul 2026297 AMAQI
25th Jul 2026218 AMAQI
25th Jul 2026259 AMAQI
25th Jul 20263310 AMAQI
25th Jul 20263311 AMAQI
25th Jul 20263012 PMAQI
25th Jul 2026211 PMAQI
25th Jul 2026252 PMAQI
25th Jul 2026333 PMAQI
25th Jul 2026214 PMAQI
25th Jul 2026215 PMAQI
25th Jul 2026236 PMAQI
25th Jul 2026217 PMAQI
25th Jul 2026298 PMAQI
25th Jul 2026219 PMAQI
25th Jul 20263810 PMAQI
25th Jul 20262511 PMAQI
26th Jul 20262512 AMAQI
26th Jul 2026231 AMAQI
26th Jul 2026212 AMAQI
26th Jul 2026303 AMAQI
26th Jul 2026444 AMAQI
27°C24/32°C
26th Jul 2026605 AMAQI
26th Jul 2026446 AMAQI
26th Jul 2026487 AMAQI
26th Jul 2026428 AMAQI
26th Jul 2026539 AMAQI
26th Jul 20264910 AMAQI
26th Jul 20263611 AMAQI
26th Jul 20263812 PMAQI
26th Jul 2026571 PMAQI
26th Jul 2026442 PMAQI
26th Jul 2026363 PMAQI
26th Jul 2026304 PMAQI
26th Jul 2026425 PMAQI
26th Jul 2026446 PMAQI
26th Jul 2026337 PMAQI
26th Jul 2026408 PMAQI
26th Jul 2026299 PMAQI
26th Jul 20263110 PMAQI
26th Jul 20263111 PMAQI
27th Jul 20264012 AMAQI
27th Jul 2026441 AMAQI
27th Jul 2026422 AMAQI
27th Jul 2026423 AMAQI
27th Jul 2026534 AMAQI
27°C24/32°C
27th Jul 2026445 AMAQI
27th Jul 2026536 AMAQI
27th Jul 2026567 AMAQI
27th Jul 2026568 AMAQI
27th Jul 2026579 AMAQI
27th Jul 20265510 AMAQI
27th Jul 20263811 AMAQI
27th Jul 20263212 PMAQI
27th Jul 2026331 PMAQI
27th Jul 2026382 PMAQI
27th Jul 2026333 PMAQI
27th Jul 2026294 PMAQI
27th Jul 2026315 PMAQI
27th Jul 2026296 PMAQI
27th Jul 2026347 PMAQI
27th Jul 2026388 PMAQI
27th Jul 2026679 PMAQI
27th Jul 20264410 PMAQI
27th Jul 20264211 PMAQI
28th Jul 20262712 AMAQI
28th Jul 2026421 AMAQI
28th Jul 2026212 AMAQI
28th Jul 2026423 AMAQI
28th Jul 2026334 AMAQI
26°C24/31°C
28th Jul 2026305 AMAQI
28th Jul 2026296 AMAQI
28th Jul 2026217 AMAQI
28th Jul 2026238 AMAQI
28th Jul 2026259 AMAQI
28th Jul 20263110 AMAQI
28th Jul 20262711 AMAQI
28th Jul 20263612 PMAQI
28th Jul 2026361 PMAQI
28th Jul 2026272 PMAQI
28th Jul 2026253 PMAQI
28th Jul 2026254 PMAQI
28th Jul 2026215 PMAQI
28th Jul 2026336 PMAQI
28th Jul 2026427 PMAQI
28th Jul 2026628 PMAQI
28th Jul 2026609 PMAQI
28th Jul 20265310 PMAQI
28th Jul 20264811 PMAQI
29th Jul 20263612 AMAQI
29th Jul 2026361 AMAQI
29th Jul 2026382 AMAQI
29th Jul 2026343 AMAQI
29th Jul 2026344 AMAQI
25°C24/27°C
29th Jul 2026215 AMAQI
29th Jul 2026316 AMAQI
29th Jul 2026317 AMAQI
29th Jul 2026338 AMAQI
29th Jul 2026289 AMAQI
29th Jul 20263310 AMAQI
29th Jul 20263311 AMAQI
29th Jul 20263312 PMAQI
29th Jul 2026331 PMAQI
29th Jul 2026332 PMAQI
29th Jul 2026313 PMAQI
29th Jul 2026224 PMAQI
29th Jul 2026315 PMAQI
29th Jul 2026236 PMAQI
29th Jul 2026317 PMAQI
29th Jul 2026298 PMAQI
29th Jul 2026219 PMAQI
29th Jul 20262910 PMAQI
29th Jul 20262711 PMAQI
30th Jul 20265912 AMAQI
30th Jul 2026641 AMAQI
30th Jul 2026642 AMAQI
30th Jul 2026623 AMAQI
30th Jul 2026624 AMAQI
25°C24/26°C
30th Jul 2026625 AMAQI
30th Jul 2026576 AMAQI
30th Jul 2026587 AMAQI
30th Jul 2026448 AMAQI
30th Jul 2026519 AMAQI
30th Jul 20265010 AMAQI
30th Jul 20264211 AMAQI
30th Jul 20263312 PMAQI
30th Jul 2026381 PMAQI
30th Jul 2026332 PMAQI
30th Jul 2026333 PMAQI
30th Jul 2026274 PMAQI
30th Jul 2026425 PMAQI
30th Jul 2026426 PMAQI
30th Jul 2026277 PMAQI
30th Jul 2026388 PMAQI
30th Jul 2026219 PMAQI
30th Jul 20263610 PMAQI
30th Jul 20262511 PMAQI
31st Jul 20263212 AMAQI
31st Jul 2026381 AMAQI
31st Jul 2026272 AMAQI
31st Jul 2026253 AMAQI
31st Jul 2026214 AMAQI
26°C24/30°C
31st Jul 2026385 AMAQI
31st Jul 2026426 AMAQI
31st Jul 2026387 AMAQI
31st Jul 2026278 AMAQI
31st Jul 2026299 AMAQI
31st Jul 20263310 AMAQI
31st Jul 20263011 AMAQI
31st Jul 20263812 PMAQI
31st Jul 2026331 PMAQI
31st Jul 2026282 PMAQI
31st Jul 2026243 PMAQI
31st Jul 2026424 PMAQI
31st Jul 2026275 PMAQI
31st Jul 2026336 PMAQI
31st Jul 2026337 PMAQI
31st Jul 2026388 PMAQI
31st Jul 2026389 PMAQI
31st Jul 20264210 PMAQI
31st Jul 20264411 PMAQI
1st Aug 20264912 AMAQI
1st Aug 2026291 AMAQI
1st Aug 2026292 AMAQI
1st Aug 2026333 AMAQI
1st Aug 2026294 AMAQI
25°C24/29°C
1st Aug 2026385 AMAQI
1st Aug 2026426 AMAQI
1st Aug 2026367 AMAQI
1st Aug 2026458 AMAQI
1st Aug 2026489 AMAQI
1st Aug 20264910 AMAQI
1st Aug 20264811 AMAQI
1st Aug 20265012 PMAQI
1st Aug 2026381 PMAQI
1st Aug 2026422 PMAQI
1st Aug 2026483 PMAQI
1st Aug 2026364 PMAQI
1st Aug 2026335 PMAQI
1st Aug 2026256 PMAQI
1st Aug 2026427 PMAQI
1st Aug 2026428 PMAQI
1st Aug 2026339 PMAQI
1st Aug 20263310 PMAQI
1st Aug 20262711 PMAQI
2nd Aug 20262512 AMAQI
2nd Aug 2026211 AMAQI
2nd Aug 2026192 AMAQI
2nd Aug 2026303 AMAQI
2nd Aug 2026294 AMAQI
25°C24/28°C
2nd Aug 2026405 AMAQI
2nd Aug 2026466 AMAQI
2nd Aug 2026407 AMAQI
2nd Aug 2026328 AMAQI
2nd Aug 2026309 AMAQI
2nd Aug 20262110 AMAQI
2nd Aug 20262211 AMAQI
2nd Aug 20263812 PMAQI
2nd Aug 2026381 PMAQI
2nd Aug 2026292 PMAQI
2nd Aug 2026623 PMAQI
2nd Aug 2026364 PMAQI
2nd Aug 2026295 PMAQI
2nd Aug 2026346 PMAQI
2nd Aug 2026427 PMAQI
2nd Aug 2026468 PMAQI
2nd Aug 2026239 PMAQI
2nd Aug 20264010 PMAQI
2nd Aug 20262311 PMAQI
3rd Aug 20262512 AMAQI
3rd Aug 2026231 AMAQI
3rd Aug 2026402 AMAQI
3rd Aug 2026343 AMAQI
3rd Aug 2026534 AMAQI
25°C24/29°C
3rd Aug 2026535 AMAQI
3rd Aug 2026466 AMAQI
3rd Aug 2026447 AMAQI
3rd Aug 2026468 AMAQI
3rd Aug 2026349 AMAQI
3rd Aug 20262210 AMAQI
3rd Aug 20262611 AMAQI
3rd Aug 20262812 PMAQI
3rd Aug 2026311 PMAQI
3rd Aug 2026312 PMAQI
3rd Aug 2026293 PMAQI
3rd Aug 2026304 PMAQI
3rd Aug 2026385 PMAQI
3rd Aug 2026366 PMAQI
3rd Aug 2026317 PMAQI
3rd Aug 2026308 PMAQI
3rd Aug 2026409 PMAQI
3rd Aug 20263110 PMAQI
3rd Aug 20263111 PMAQI
4th Aug 20264212 AMAQI
4th Aug 2026331 AMAQI
4th Aug 2026402 AMAQI
4th Aug 2026273 AMAQI
4th Aug 2026324 AMAQI
26°C23/31°C
4th Aug 2026335 AMAQI
4th Aug 2026346 AMAQI
4th Aug 2026407 AMAQI
4th Aug 2026338 AMAQI
4th Aug 2026429 AMAQI
4th Aug 20265110 AMAQI
4th Aug 20265011 AMAQI
4th Aug 20264812 PMAQI
4th Aug 2026511 PMAQI
4th Aug 2026522 PMAQI
4th Aug 2026513 PMAQI
4th Aug 2026444 PMAQI
4th Aug 2026465 PMAQI
4th Aug 2026426 PMAQI
4th Aug 2026537 PMAQI
4th Aug 2026548 PMAQI
4th Aug 2026529 PMAQI
4th Aug 20264410 PMAQI
4th Aug 20264211 PMAQI
5th Aug 20265012 AMAQI
5th Aug 2026421 AMAQI
5th Aug 2026362 AMAQI
5th Aug 2026383 AMAQI
5th Aug 2026424 AMAQI
25°C24/27°C
5th Aug 2026385 AMAQI
5 AM5th Aug 2026486 AMAQI
5th Aug 2026517 AMAQI
5th Aug 2026518 AMAQI
5th Aug 2026409 AMAQI
5th Aug 20264210 AMAQI
5th Aug 20263411 AMAQI
11 AM5th Aug 20264212 PMAQI
5th Aug 2026511 PMAQI
5th Aug 2026502 PMAQI
5th Aug 2026383 PMAQI
5th Aug 2026464 PMAQI
5th Aug 2026285 PMAQI
5th Aug 2026486 PMAQI
6 PM5th Aug 2026547 PMAQI
5th Aug 2026518 PMAQI
5th Aug 2026479 PMAQI
5th Aug 20264710 PMAQI
5th Aug 20263811 PMAQI
11 PM4 AM
24°C23/26°C
Day time
Avg. Highest Time
5 AM - 8 AM
42AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
11 AM - 6 PM
35AQI
8 hours / Day
240 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 8 AM (Avg. 42), while the lowest AQI was between 11 AM to 6 PM (Avg. 35).
Night time
Avg. Highest Time
8 PM - 10 PM
41AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
2 AM - 7 PM
38AQI
4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 PM to 10 PM (Avg. 41), while the lowest AQI was between 2 AM to 7 PM (Avg. 38).
2026 Days Vs Air Quality
Vientiane, Hadxayfong District, Laos
2026
35%
74
36%
77
25%
53
4%
9
Total number of days with different AQI categories in last 217 days in 2026 (148 days remaining)
Good
74 DaysModerate
77 DaysPoor
53 DaysUnhealthy
9 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 35%
Health Risk Level:
High
In 2026, 35% of 217 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
Vientiane, Hadxayfong District, Laos
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
110AQI (US)
110AQI (US)
2nd January 2026
75AQI (US)
75AQI (US)
3rd January 2026
53AQI (US)
53AQI (US)
4th January 2026
64AQI (US)
64AQI (US)
5th January 2026
112AQI (US)
112AQI (US)
6th January 2026
63AQI (US)
63AQI (US)
7th January 2026
54AQI (US)
54AQI (US)
8th January 2026
74AQI (US)
74AQI (US)
9th January 2026
106AQI (US)
106AQI (US)
10th January 2026
120AQI (US)
120AQI (US)
11th January 2026
111AQI (US)
111AQI (US)
12th January 2026
146AQI (US)
146AQI (US)
13th January 2026
132AQI (US)
132AQI (US)
14th January 2026
127AQI (US)
127AQI (US)
15th January 2026
144AQI (US)
144AQI (US)
16th January 2026
137AQI (US)
137AQI (US)
17th January 2026
135AQI (US)
135AQI (US)
18th January 2026
129AQI (US)
129AQI (US)
19th January 2026
127AQI (US)
127AQI (US)
20th January 2026
120AQI (US)
120AQI (US)
21st January 2026
105AQI (US)
105AQI (US)
22nd January 2026
75AQI (US)
75AQI (US)
23rd January 2026
49AQI (US)
49AQI (US)
24th January 2026
77AQI (US)
77AQI (US)
25th January 2026
103AQI (US)
103AQI (US)
26th January 2026
111AQI (US)
111AQI (US)
27th January 2026
89AQI (US)
89AQI (US)
28th January 2026
83AQI (US)
83AQI (US)
29th January 2026
96AQI (US)
96AQI (US)
30th January 2026
120AQI (US)
120AQI (US)
31st January 2026
110AQI (US)
110AQI (US)
1st February 2026
81AQI (US)
81AQI (US)
2nd February 2026
72AQI (US)
72AQI (US)
3rd February 2026
57AQI (US)
57AQI (US)
4th February 2026
81AQI (US)
81AQI (US)
5th February 2026
101AQI (US)
101AQI (US)
6th February 2026
102AQI (US)
102AQI (US)
7th February 2026
109AQI (US)
109AQI (US)
8th February 2026
74AQI (US)
74AQI (US)
9th February 2026
24AQI (US)
24AQI (US)
10th February 2026
68AQI (US)
68AQI (US)
11th February 2026
77AQI (US)
77AQI (US)
12th February 2026
76AQI (US)
76AQI (US)
13th February 2026
90AQI (US)
90AQI (US)
14th February 2026
91AQI (US)
91AQI (US)
15th February 2026
93AQI (US)
93AQI (US)
16th February 2026
110AQI (US)
110AQI (US)
17th February 2026
82AQI (US)
82AQI (US)
18th February 2026
50AQI (US)
50AQI (US)
19th February 2026
33AQI (US)
33AQI (US)
20th February 2026
41AQI (US)
41AQI (US)
21st February 2026
84AQI (US)
84AQI (US)
22nd February 2026
130AQI (US)
130AQI (US)
23rd February 2026
130AQI (US)
130AQI (US)
24th February 2026
114AQI (US)
114AQI (US)
25th February 2026
69AQI (US)
69AQI (US)
26th February 2026
67AQI (US)
67AQI (US)
27th February 2026
72AQI (US)
72AQI (US)
28th February 2026
67AQI (US)
67AQI (US)
1st March 2026
80AQI (US)
80AQI (US)
2nd March 2026
92AQI (US)
92AQI (US)
3rd March 2026
112AQI (US)
112AQI (US)
4th March 2026
88AQI (US)
88AQI (US)
5th March 2026
58AQI (US)
58AQI (US)
6th March 2026
52AQI (US)
52AQI (US)
7th March 2026
50AQI (US)
50AQI (US)
8th March 2026
53AQI (US)
53AQI (US)
9th March 2026
74AQI (US)
74AQI (US)
10th March 2026
39AQI (US)
39AQI (US)
11th March 2026
89AQI (US)
89AQI (US)
12th March 2026
70AQI (US)
70AQI (US)
13th March 2026
95AQI (US)
95AQI (US)
14th March 2026
73AQI (US)
73AQI (US)
15th March 2026
61AQI (US)
61AQI (US)
16th March 2026
71AQI (US)
71AQI (US)
17th March 2026
83AQI (US)
83AQI (US)
18th March 2026
111AQI (US)
111AQI (US)
19th March 2026
113AQI (US)
113AQI (US)
20th March 2026
113AQI (US)
113AQI (US)
21st March 2026
109AQI (US)
109AQI (US)
22nd March 2026
115AQI (US)
115AQI (US)
23rd March 2026
104AQI (US)
104AQI (US)
24th March 2026
120AQI (US)
120AQI (US)
25th March 2026
112AQI (US)
112AQI (US)
26th March 2026
104AQI (US)
104AQI (US)
27th March 2026
137AQI (US)
137AQI (US)
28th March 2026
136AQI (US)
136AQI (US)
29th March 2026
118AQI (US)
118AQI (US)
30th March 2026
134AQI (US)
134AQI (US)
31st March 2026
141AQI (US)
141AQI (US)
1st April 2026
158AQI (US)
158AQI (US)
2nd April 2026
158AQI (US)
158AQI (US)
3rd April 2026
156AQI (US)
156AQI (US)
4th April 2026
158AQI (US)
158AQI (US)
5th April 2026
163AQI (US)
163AQI (US)
6th April 2026
164AQI (US)
164AQI (US)
7th April 2026
160AQI (US)
160AQI (US)
8th April 2026
154AQI (US)
154AQI (US)
9th April 2026
150AQI (US)
150AQI (US)
10th April 2026
147AQI (US)
147AQI (US)
11th April 2026
140AQI (US)
140AQI (US)
12th April 2026
147AQI (US)
147AQI (US)
13th April 2026
156AQI (US)
156AQI (US)
14th April 2026
148AQI (US)
148AQI (US)
15th April 2026
148AQI (US)
148AQI (US)
16th April 2026
148AQI (US)
148AQI (US)
17th April 2026
18th April 2026
128AQI (US)
128AQI (US)
19th April 2026
118AQI (US)
118AQI (US)
20th April 2026
101AQI (US)
101AQI (US)
21st April 2026
120AQI (US)
120AQI (US)
22nd April 2026
23rd April 2026
132AQI (US)
132AQI (US)
24th April 2026
81AQI (US)
81AQI (US)
25th April 2026
66AQI (US)
66AQI (US)
26th April 2026
74AQI (US)
74AQI (US)
27th April 2026
92AQI (US)
92AQI (US)
28th April 2026
87AQI (US)
87AQI (US)
29th April 2026
75AQI (US)
75AQI (US)
30th April 2026
63AQI (US)
63AQI (US)
1st May 2026
74AQI (US)
74AQI (US)
2nd May 2026
53AQI (US)
53AQI (US)
3rd May 2026
84AQI (US)
84AQI (US)
4th May 2026
58AQI (US)
58AQI (US)
5th May 2026
55AQI (US)
55AQI (US)
6th May 2026
58AQI (US)
58AQI (US)
7th May 2026
83AQI (US)
83AQI (US)
8th May 2026
69AQI (US)
69AQI (US)
9th May 2026
10th May 2026
58AQI (US)
58AQI (US)
11th May 2026
76AQI (US)
76AQI (US)
12th May 2026
78AQI (US)
78AQI (US)
13th May 2026
57AQI (US)
57AQI (US)
14th May 2026
50AQI (US)
50AQI (US)
15th May 2026
39AQI (US)
39AQI (US)
16th May 2026
84AQI (US)
84AQI (US)
17th May 2026
81AQI (US)
81AQI (US)
18th May 2026
73AQI (US)
73AQI (US)
19th May 2026
56AQI (US)
56AQI (US)
20th May 2026
67AQI (US)
67AQI (US)
21st May 2026
71AQI (US)
71AQI (US)
22nd May 2026
60AQI (US)
60AQI (US)
23rd May 2026
46AQI (US)
46AQI (US)
24th May 2026
55AQI (US)
55AQI (US)
25th May 2026
52AQI (US)
52AQI (US)
26th May 2026
45AQI (US)
45AQI (US)
27th May 2026
39AQI (US)
39AQI (US)
28th May 2026
58AQI (US)
58AQI (US)
29th May 2026
42AQI (US)
42AQI (US)
30th May 2026
45AQI (US)
45AQI (US)
31st May 2026
49AQI (US)
49AQI (US)
1st June 2026
72AQI (US)
72AQI (US)
2nd June 2026
65AQI (US)
65AQI (US)
3rd June 2026
72AQI (US)
72AQI (US)
4th June 2026
60AQI (US)
60AQI (US)
5th June 2026
39AQI (US)
39AQI (US)
6th June 2026
33AQI (US)
33AQI (US)
7th June 2026
29AQI (US)
29AQI (US)
8th June 2026
28AQI (US)
28AQI (US)
9th June 2026
21AQI (US)
21AQI (US)
10th June 2026
36AQI (US)
36AQI (US)
11th June 2026
36AQI (US)
36AQI (US)
12th June 2026
35AQI (US)
35AQI (US)
13th June 2026
42AQI (US)
42AQI (US)
14th June 2026
38AQI (US)
38AQI (US)
15th June 2026
26AQI (US)
26AQI (US)
16th June 2026
31AQI (US)
31AQI (US)
17th June 2026
41AQI (US)
41AQI (US)
18th June 2026
37AQI (US)
37AQI (US)
19th June 2026
32AQI (US)
32AQI (US)
20th June 2026
34AQI (US)
34AQI (US)
21st June 2026
41AQI (US)
41AQI (US)
22nd June 2026
36AQI (US)
36AQI (US)
23rd June 2026
41AQI (US)
41AQI (US)
24th June 2026
41AQI (US)
41AQI (US)
25th June 2026
27AQI (US)
27AQI (US)
26th June 2026
35AQI (US)
35AQI (US)
27th June 2026
32AQI (US)
32AQI (US)
28th June 2026
34AQI (US)
34AQI (US)
29th June 2026
37AQI (US)
37AQI (US)
30th June 2026
30AQI (US)
30AQI (US)
1st July 2026
29AQI (US)
29AQI (US)
2nd July 2026
28AQI (US)
28AQI (US)
3rd July 2026
35AQI (US)
35AQI (US)
4th July 2026
31AQI (US)
31AQI (US)
5th July 2026
33AQI (US)
33AQI (US)
6th July 2026
26AQI (US)
26AQI (US)
7th July 2026
34AQI (US)
34AQI (US)
8th July 2026
33AQI (US)
33AQI (US)
9th July 2026
36AQI (US)
36AQI (US)
10th July 2026
36AQI (US)
36AQI (US)
11th July 2026
40AQI (US)
40AQI (US)
12th July 2026
43AQI (US)
43AQI (US)
13th July 2026
34AQI (US)
34AQI (US)
14th July 2026
46AQI (US)
46AQI (US)
15th July 2026
34AQI (US)
34AQI (US)
16th July 2026
43AQI (US)
43AQI (US)
17th July 2026
44AQI (US)
44AQI (US)
18th July 2026
45AQI (US)
45AQI (US)
19th July 2026
56AQI (US)
56AQI (US)
20th July 2026
54AQI (US)
54AQI (US)
21st July 2026
40AQI (US)
40AQI (US)
22nd July 2026
28AQI (US)
28AQI (US)
23rd July 2026
35AQI (US)
35AQI (US)
24th July 2026
30AQI (US)
30AQI (US)
25th July 2026
27AQI (US)
27AQI (US)
26th July 2026
39AQI (US)
39AQI (US)
27th July 2026
43AQI (US)
43AQI (US)
28th July 2026
34AQI (US)
34AQI (US)
29th July 2026
30AQI (US)
30AQI (US)
30th July 2026
45AQI (US)
45AQI (US)
31st July 2026
33AQI (US)
33AQI (US)
1st August 2026
38AQI (US)
38AQI (US)
2nd August 2026
33AQI (US)
33AQI (US)
3rd August 2026
35AQI (US)
35AQI (US)
4th August 2026
43AQI (US)
43AQI (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
102AQI (US)
80AQI (US)
94AQI (US)
128AQI (US)
61AQI (US)
39AQI (US)
37AQI (US)
37AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202676AQI (US)
1
11
19
4
17
7
2
14
15
7
12
9
8
22
26
4
29
2
4
74
77
53
9
Highest AQI (US) recorded in
April128AQI (US)
Lowest AQI (US) recorded in
August37AQI (US)
202576AQI (US)
10
21
22
6
14
10
7
23
7
9
22
15
15
14
17
13
18
24
6
4
27
6
18
6
1
13
17
86
205
67
7
Highest AQI (US) recorded in
January114AQI (US)
Lowest AQI (US) recorded in
September44AQI (US)
202465AQI (US)
6
10
1
1
7
5
7
23
15
16
19
9
3
4
9
1
25
4
2
23
6
58
117
20
1
Highest AQI (US) recorded in
April169AQI (US)
Lowest AQI (US) recorded in
September41AQI (US)
202327AQI (US)
31
28
30
1
30
31
30
5
3
9
20
2
185
10
23
2
Highest AQI (US) recorded in
November130AQI (US)
Lowest AQI (US) recorded in
July2AQI (US)
202273AQI (US)
3
5
22
3
28
1
28
6
25
3
Highest AQI (US) recorded in
October136AQI (US)
Lowest AQI (US) recorded in
December21AQI (US)
Most & Least Polluted Years Over the Last 5 Years
Most Polluted Year Recorded
2026(Avg.)
76AQI (US)Least Polluted Year Recorded
2023(Avg.)
27AQI (US)Vientiane's annual 2026 AQI (US) (76) shows an average percentage change of 50.6% (worsened AQI (US)) compared to previous years: 2022 (73), 2023 (27), 2024 (65), 2025 (76).
