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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Nalayh, Ulaanbaatar, Mongolia 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

Nalayh, Ulaanbaatar, Mongolia

2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
30th Aug 2025
57AQI
Lowest AQI recorded on
19th Aug 2025
33AQI

Same Day Analysis (1st August):
On this day, AQI across the 2 years varied significantly: 2026 ranks 2nd highest AQI at 34 of Good air quality, showing improvement over 2025 on the same day.

Day & Night AQI Trend: 31st Jul - 1st Aug 2026

Nalayh, Ulaanbaatar, Mongolia

AQI
Day
Night
.

5 AM31st Jul 2026

8 PM

4 AM1st Aug 2026

Day time
Avg. Highest Time
5AM31st Jul

50AQI

Avg. Lowest Time
4PM31st Jul

21AQI

Night time
Avg. Highest Time
4AM1st Aug

49AQI

Avg. Lowest Time
3AM1st Aug

22AQI

In the last 24 hours,

Nalayh's AQI reached its highest point of 50 at 5 AM during the Day, while the lowest point, 21, was recorded at 4 PM during the Day between 31st Jul and 1st Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Nalayh, Ulaanbaatar, Mongolia

JulAug
03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st
Day
Night
3rd Jul 2026275 AMAQI
3rd Jul 2026286 AMAQI
3rd Jul 2026297 AMAQI
3rd Jul 2026268 AMAQI
3rd Jul 2026259 AMAQI
3rd Jul 20262410 AMAQI
3rd Jul 20262511 AMAQI
3rd Jul 20262712 PMAQI
3rd Jul 2026301 PMAQI
3rd Jul 2026512 PMAQI
3rd Jul 2026283 PMAQI
3rd Jul 2026304 PMAQI
3rd Jul 2026545 PMAQI
3rd Jul 2026426 PMAQI
3rd Jul 2026277 PMAQI
3rd Jul 2026288 PMAQI
3rd Jul 2026289 PMAQI
3rd Jul 20263010 PMAQI
3rd Jul 20265011 PMAQI
4th Jul 20263212 AMAQI
4th Jul 2026481 AMAQI
4th Jul 2026482 AMAQI
4th Jul 2026463 AMAQI
4th Jul 2026284 AMAQI

16°C11/22°C

4th Jul 2026275 AMAQI
4th Jul 2026296 AMAQI
4th Jul 2026287 AMAQI
4th Jul 2026288 AMAQI
4th Jul 2026289 AMAQI
4th Jul 20266010 AMAQI
4th Jul 20265211 AMAQI
4th Jul 20265912 PMAQI
4th Jul 2026531 PMAQI
4th Jul 2026542 PMAQI
4th Jul 2026513 PMAQI
4th Jul 2026544 PMAQI
4th Jul 2026385 PMAQI
4th Jul 2026406 PMAQI
4th Jul 2026317 PMAQI
4th Jul 2026328 PMAQI
4th Jul 2026279 PMAQI
4th Jul 20262310 PMAQI
4th Jul 20264211 PMAQI
5th Jul 20264012 AMAQI
5th Jul 2026501 AMAQI
5th Jul 2026562 AMAQI
5th Jul 2026513 AMAQI
5th Jul 2026524 AMAQI

14°C10/21°C

5th Jul 2026485 AMAQI
5th Jul 2026426 AMAQI
5th Jul 2026317 AMAQI
5th Jul 2026318 AMAQI
5th Jul 2026369 AMAQI
5th Jul 20264810 AMAQI
5th Jul 20264011 AMAQI
5th Jul 20263012 PMAQI
5th Jul 2026251 PMAQI
5th Jul 2026292 PMAQI
5th Jul 2026233 PMAQI
5th Jul 2026234 PMAQI
5th Jul 2026275 PMAQI
5th Jul 2026236 PMAQI
5th Jul 2026277 PMAQI
5th Jul 2026218 PMAQI
5th Jul 2026219 PMAQI
5th Jul 20262310 PMAQI
5th Jul 20262111 PMAQI
6th Jul 20262912 AMAQI
6th Jul 2026271 AMAQI
6th Jul 2026252 AMAQI
6th Jul 2026333 AMAQI
6th Jul 2026314 AMAQI

15°C9/21°C

6th Jul 2026275 AMAQI
6th Jul 2026216 AMAQI
6th Jul 2026297 AMAQI
6th Jul 2026218 AMAQI
6th Jul 2026239 AMAQI
6th Jul 20262310 AMAQI
6th Jul 20262511 AMAQI
6th Jul 20262112 PMAQI
6th Jul 2026211 PMAQI
6th Jul 2026212 PMAQI
6th Jul 2026233 PMAQI
6th Jul 2026274 PMAQI
6th Jul 2026255 PMAQI
6th Jul 2026216 PMAQI
6th Jul 2026217 PMAQI
6th Jul 2026178 PMAQI
6th Jul 2026179 PMAQI
6th Jul 20262110 PMAQI
6th Jul 20262911 PMAQI
7th Jul 20263212 AMAQI
7th Jul 2026311 AMAQI
7th Jul 2026322 AMAQI
7th Jul 2026283 AMAQI
7th Jul 2026344 AMAQI

17°C10/24°C

7th Jul 2026285 AMAQI
7th Jul 2026286 AMAQI
7th Jul 2026327 AMAQI
7th Jul 2026268 AMAQI
7th Jul 2026289 AMAQI
7th Jul 20262610 AMAQI
7th Jul 20262411 AMAQI
7th Jul 20262512 PMAQI
7th Jul 2026281 PMAQI
7th Jul 2026302 PMAQI
7th Jul 2026463 PMAQI
7th Jul 2026554 PMAQI
7th Jul 2026445 PMAQI
7th Jul 2026466 PMAQI
7th Jul 2026467 PMAQI
7th Jul 2026238 PMAQI
7th Jul 2026239 PMAQI
7th Jul 20264410 PMAQI
7th Jul 20262511 PMAQI
8th Jul 20262112 AMAQI
8th Jul 2026211 AMAQI
8th Jul 2026192 AMAQI
8th Jul 2026143 AMAQI
8th Jul 2026174 AMAQI

19°C12/26°C

8th Jul 2026175 AMAQI
8th Jul 2026176 AMAQI
8th Jul 2026217 AMAQI
8th Jul 2026218 AMAQI
8th Jul 2026199 AMAQI
8th Jul 20262110 AMAQI
8th Jul 20262511 AMAQI
8th Jul 20264412 PMAQI
8th Jul 2026231 PMAQI
8th Jul 2026362 PMAQI
8th Jul 2026443 PMAQI
8th Jul 2026564 PMAQI
8th Jul 2026465 PMAQI
8th Jul 2026446 PMAQI
8th Jul 2026427 PMAQI
8th Jul 2026488 PMAQI
8th Jul 2026389 PMAQI
8th Jul 20265110 PMAQI
8th Jul 20265811 PMAQI
9th Jul 20265912 AMAQI
9th Jul 2026541 AMAQI
9th Jul 2026502 AMAQI
9th Jul 2026443 AMAQI
9th Jul 2026424 AMAQI

16°C13/21°C

9th Jul 2026425 AMAQI
9th Jul 2026506 AMAQI
9th Jul 2026387 AMAQI
9th Jul 2026448 AMAQI
9th Jul 2026469 AMAQI
9th Jul 20265710 AMAQI
9th Jul 20265511 AMAQI
9th Jul 20267012 PMAQI
9th Jul 2026591 PMAQI
9th Jul 2026572 PMAQI
9th Jul 2026733 PMAQI
9th Jul 2026664 PMAQI
9th Jul 2026625 PMAQI
9th Jul 2026576 PMAQI
9th Jul 2026587 PMAQI
9th Jul 2026508 PMAQI
9th Jul 2026519 PMAQI
9th Jul 20266810 PMAQI
9th Jul 20265011 PMAQI
10th Jul 20263412 AMAQI
10th Jul 2026361 AMAQI
10th Jul 2026422 AMAQI
10th Jul 2026273 AMAQI
10th Jul 2026274 AMAQI

17°C12/22°C

10th Jul 2026235 AMAQI
10th Jul 2026176 AMAQI
10th Jul 2026237 AMAQI
10th Jul 2026298 AMAQI
10th Jul 2026219 AMAQI
10th Jul 20262510 AMAQI
10th Jul 20262311 AMAQI
10th Jul 20262712 PMAQI
10th Jul 2026381 PMAQI
10th Jul 2026542 PMAQI
10th Jul 2026483 PMAQI
10th Jul 2026234 PMAQI
10th Jul 2026215 PMAQI
10th Jul 2026296 PMAQI
10th Jul 2026237 PMAQI
10th Jul 2026238 PMAQI
10th Jul 2026219 PMAQI
10th Jul 20262110 PMAQI
10th Jul 20262111 PMAQI
11th Jul 20262112 AMAQI
11th Jul 2026211 AMAQI
11th Jul 2026212 AMAQI
11th Jul 2026233 AMAQI
11th Jul 2026214 AMAQI

17°C11/24°C

11th Jul 2026215 AMAQI
11th Jul 2026216 AMAQI
11th Jul 2026217 AMAQI
11th Jul 2026218 AMAQI
11th Jul 2026179 AMAQI
11th Jul 20261410 AMAQI
11th Jul 20261711 AMAQI
11th Jul 20261012 PMAQI
11th Jul 2026121 PMAQI
11th Jul 2026122 PMAQI
11th Jul 2026123 PMAQI
11th Jul 2026124 PMAQI
11th Jul 2026125 PMAQI
11th Jul 2026146 PMAQI
11th Jul 2026127 PMAQI
11th Jul 2026148 PMAQI
11th Jul 202689 PMAQI
11th Jul 20263210 PMAQI
11th Jul 20263411 PMAQI
12th Jul 20262612 AMAQI
12th Jul 2026321 AMAQI
12th Jul 2026252 AMAQI
12th Jul 2026303 AMAQI
12th Jul 2026334 AMAQI

10°C7/15°C

12th Jul 2026245 AMAQI
12th Jul 2026216 AMAQI
12th Jul 2026237 AMAQI
12th Jul 2026268 AMAQI
12th Jul 2026329 AMAQI
12th Jul 20262110 AMAQI
12th Jul 20262011 AMAQI
12th Jul 20262512 PMAQI
12th Jul 2026241 PMAQI
12th Jul 2026252 PMAQI
12th Jul 2026283 PMAQI
12th Jul 2026304 PMAQI
12th Jul 2026305 PMAQI
12th Jul 2026326 PMAQI
12th Jul 2026297 PMAQI
12th Jul 2026328 PMAQI
12th Jul 2026329 PMAQI
12th Jul 20263210 PMAQI
12th Jul 20263211 PMAQI
13th Jul 20263312 AMAQI
13th Jul 2026321 AMAQI
13th Jul 2026302 AMAQI
13th Jul 2026303 AMAQI
13th Jul 2026324 AMAQI

9°C5/16°C

13th Jul 2026305 AMAQI
13th Jul 2026296 AMAQI
13th Jul 2026327 AMAQI
13th Jul 2026318 AMAQI
13th Jul 2026309 AMAQI
13th Jul 20262610 AMAQI
13th Jul 20262611 AMAQI
13th Jul 20262412 PMAQI
13th Jul 2026231 PMAQI
13th Jul 2026222 PMAQI
13th Jul 2026263 PMAQI
13th Jul 2026324 PMAQI
13th Jul 2026305 PMAQI
13th Jul 2026326 PMAQI
13th Jul 2026327 PMAQI
13th Jul 2026348 PMAQI
13th Jul 2026329 PMAQI
13th Jul 20263710 PMAQI
13th Jul 20263411 PMAQI
14th Jul 20263212 AMAQI
14th Jul 2026341 AMAQI
14th Jul 2026322 AMAQI
14th Jul 2026303 AMAQI
14th Jul 2026324 AMAQI

13°C7/21°C

14th Jul 2026315 AMAQI
14th Jul 2026326 AMAQI
14th Jul 2026317 AMAQI
14th Jul 2026348 AMAQI
14th Jul 2026339 AMAQI
14th Jul 20263010 AMAQI
14th Jul 20262411 AMAQI
14th Jul 20262212 PMAQI
14th Jul 2026221 PMAQI
14th Jul 2026202 PMAQI
14th Jul 2026253 PMAQI
14th Jul 2026324 PMAQI
14th Jul 2026335 PMAQI
14th Jul 2026316 PMAQI
14th Jul 2026347 PMAQI
14th Jul 2026368 PMAQI
14th Jul 2026329 PMAQI
14th Jul 20263410 PMAQI
14th Jul 20263611 PMAQI
15th Jul 20263512 AMAQI
15th Jul 2026321 AMAQI
15th Jul 2026342 AMAQI
15th Jul 2026283 AMAQI
15th Jul 2026344 AMAQI

13°C7/20°C

15th Jul 2026285 AMAQI
15th Jul 2026306 AMAQI
15th Jul 2026337 AMAQI
15th Jul 2026288 AMAQI
15th Jul 2026329 AMAQI
15th Jul 20262610 AMAQI
15th Jul 20262211 AMAQI
15th Jul 20262112 PMAQI
15th Jul 2026241 PMAQI
15th Jul 2026202 PMAQI
15th Jul 2026223 PMAQI
15th Jul 2026264 PMAQI
15th Jul 2026285 PMAQI
15th Jul 2026226 PMAQI
15th Jul 2026277 PMAQI
15th Jul 2026258 PMAQI
15th Jul 2026299 PMAQI
15th Jul 20262610 PMAQI
15th Jul 20262611 PMAQI
16th Jul 20262712 AMAQI
16th Jul 2026321 AMAQI
16th Jul 2026292 AMAQI
16th Jul 2026283 AMAQI
16th Jul 2026324 AMAQI

17°C9/25°C

16th Jul 2026325 AMAQI
16th Jul 2026286 AMAQI
16th Jul 2026307 AMAQI
16th Jul 2026328 AMAQI
16th Jul 2026329 AMAQI
16th Jul 20263010 AMAQI
16th Jul 20264111 AMAQI
16th Jul 20265012 PMAQI
16th Jul 2026501 PMAQI
16th Jul 2026502 PMAQI
16th Jul 2026483 PMAQI
16th Jul 2026504 PMAQI
16th Jul 2026495 PMAQI
16th Jul 2026296 PMAQI
16th Jul 2026307 PMAQI
16th Jul 2026308 PMAQI
16th Jul 2026289 PMAQI
16th Jul 20263210 PMAQI
16th Jul 20263211 PMAQI
17th Jul 20263012 AMAQI
17th Jul 2026301 AMAQI
17th Jul 2026302 AMAQI
17th Jul 2026323 AMAQI
17th Jul 2026284 AMAQI

17°C12/24°C

17th Jul 2026315 AMAQI
17th Jul 2026306 AMAQI
17th Jul 2026257 AMAQI
17th Jul 2026288 AMAQI
17th Jul 2026329 AMAQI
17th Jul 20262610 AMAQI
17th Jul 20262911 AMAQI
17th Jul 20262512 PMAQI
17th Jul 2026261 PMAQI
17th Jul 2026242 PMAQI
17th Jul 2026383 PMAQI
17th Jul 2026404 PMAQI
17th Jul 2026235 PMAQI
17th Jul 2026336 PMAQI
17th Jul 2026477 PMAQI
17th Jul 2026328 PMAQI
17th Jul 2026449 PMAQI
17th Jul 20264010 PMAQI
17th Jul 20263211 PMAQI
18th Jul 20263012 AMAQI
18th Jul 2026311 AMAQI
18th Jul 2026282 AMAQI
18th Jul 2026233 AMAQI
18th Jul 2026364 AMAQI

16°C10/22°C

18th Jul 2026325 AMAQI
18th Jul 2026216 AMAQI
18th Jul 2026567 AMAQI
18th Jul 2026608 AMAQI
18th Jul 2026469 AMAQI
18th Jul 20262910 AMAQI
18th Jul 20264211 AMAQI
18th Jul 20263812 PMAQI
18th Jul 2026381 PMAQI
18th Jul 2026382 PMAQI
18th Jul 2026323 PMAQI
18th Jul 2026404 PMAQI
18th Jul 2026455 PMAQI
18th Jul 2026296 PMAQI
18th Jul 2026217 PMAQI
18th Jul 2026218 PMAQI
18th Jul 2026329 PMAQI
18th Jul 20262910 PMAQI
18th Jul 20262711 PMAQI
19th Jul 20263312 AMAQI
19th Jul 2026271 AMAQI
19th Jul 2026442 AMAQI
19th Jul 2026383 AMAQI
19th Jul 2026294 AMAQI

17°C10/25°C

19th Jul 2026425 AMAQI
19th Jul 2026386 AMAQI
19th Jul 2026447 AMAQI
19th Jul 2026468 AMAQI
19th Jul 2026449 AMAQI
19th Jul 20263810 AMAQI
19th Jul 20264011 AMAQI
19th Jul 20263812 PMAQI
19th Jul 2026381 PMAQI
19th Jul 2026402 PMAQI
19th Jul 2026543 PMAQI
19th Jul 2026404 PMAQI
19th Jul 2026295 PMAQI
19th Jul 2026216 PMAQI
19th Jul 2026367 PMAQI
19th Jul 2026488 PMAQI
19th Jul 2026409 PMAQI
19th Jul 20263810 PMAQI
19th Jul 20264411 PMAQI
20th Jul 20264412 AMAQI
20th Jul 2026461 AMAQI
20th Jul 2026382 AMAQI
20th Jul 2026313 AMAQI
20th Jul 2026294 AMAQI

15°C9/21°C

20th Jul 2026215 AMAQI
20th Jul 2026216 AMAQI
20th Jul 2026217 AMAQI
20th Jul 2026298 AMAQI
20th Jul 2026219 AMAQI
20th Jul 20262510 AMAQI
20th Jul 20262111 AMAQI
20th Jul 20262512 PMAQI
20th Jul 2026381 PMAQI
20th Jul 2026402 PMAQI
20th Jul 2026403 PMAQI
20th Jul 2026294 PMAQI
20th Jul 2026265 PMAQI
20th Jul 2026216 PMAQI
20th Jul 2026217 PMAQI
20th Jul 2026218 PMAQI
20th Jul 2026219 PMAQI
20th Jul 20262710 PMAQI
20th Jul 20263611 PMAQI
21st Jul 20262912 AMAQI
21st Jul 2026251 AMAQI
21st Jul 2026232 AMAQI
21st Jul 2026213 AMAQI
21st Jul 2026214 AMAQI

15°C9/22°C

21st Jul 2026215 AMAQI
21st Jul 2026236 AMAQI
21st Jul 2026217 AMAQI
21st Jul 2026278 AMAQI
21st Jul 2026259 AMAQI
21st Jul 20263110 AMAQI
21st Jul 20263812 PMAQI
21st Jul 2026271 PMAQI
21st Jul 2026302 PMAQI
21st Jul 2026213 PMAQI
21st Jul 2026234 PMAQI
21st Jul 2026235 PMAQI
21st Jul 2026666 PMAQI
21st Jul 2026407 PMAQI
21st Jul 2026428 PMAQI
21st Jul 2026239 PMAQI
21st Jul 20262510 PMAQI
21st Jul 20262111 PMAQI
22nd Jul 20262112 AMAQI
22nd Jul 2026211 AMAQI
22nd Jul 2026212 AMAQI
22nd Jul 2026213 AMAQI
22nd Jul 2026214 AMAQI

16°C10/24°C

22nd Jul 2026215 AMAQI
22nd Jul 2026216 AMAQI
22nd Jul 2026297 AMAQI
22nd Jul 2026318 AMAQI
22nd Jul 2026219 AMAQI
22nd Jul 20262110 AMAQI
22nd Jul 20262711 AMAQI
22nd Jul 20262112 PMAQI
22nd Jul 2026211 PMAQI
22nd Jul 2026212 PMAQI
22nd Jul 2026213 PMAQI
22nd Jul 2026214 PMAQI
22nd Jul 2026255 PMAQI
22nd Jul 2026296 PMAQI
22nd Jul 2026387 PMAQI
22nd Jul 2026388 PMAQI
22nd Jul 2026389 PMAQI
22nd Jul 20263610 PMAQI
22nd Jul 20263811 PMAQI
23rd Jul 20263812 AMAQI
23rd Jul 2026341 AMAQI
23rd Jul 2026212 AMAQI
23rd Jul 2026213 AMAQI
23rd Jul 2026214 AMAQI

17°C10/24°C

23rd Jul 2026215 AMAQI
23rd Jul 2026516 AMAQI
23rd Jul 2026367 AMAQI
23rd Jul 2026388 AMAQI
23rd Jul 2026299 AMAQI
23rd Jul 20262510 AMAQI
23rd Jul 20262111 AMAQI
23rd Jul 20262112 PMAQI
23rd Jul 2026211 PMAQI
23rd Jul 2026252 PMAQI
23rd Jul 2026213 PMAQI
23rd Jul 2026214 PMAQI
23rd Jul 2026215 PMAQI
23rd Jul 2026256 PMAQI
23rd Jul 2026387 PMAQI
23rd Jul 2026368 PMAQI
23rd Jul 2026409 PMAQI
23rd Jul 20264410 PMAQI
23rd Jul 20264811 PMAQI
24th Jul 20264612 AMAQI
24th Jul 2026481 AMAQI
24th Jul 2026442 AMAQI
24th Jul 2026363 AMAQI
24th Jul 2026294 AMAQI

19°C11/26°C

24th Jul 2026275 AMAQI
24th Jul 2026296 AMAQI
24th Jul 2026297 AMAQI
24th Jul 2026338 AMAQI
24th Jul 2026319 AMAQI
24th Jul 20262510 AMAQI
24th Jul 20263611 AMAQI
24th Jul 20263112 PMAQI
24th Jul 2026381 PMAQI
24th Jul 2026422 PMAQI
24th Jul 2026463 PMAQI
24th Jul 2026384 PMAQI
24th Jul 2026235 PMAQI
24th Jul 2026256 PMAQI
24th Jul 2026257 PMAQI
24th Jul 2026238 PMAQI
24th Jul 2026219 PMAQI
24th Jul 20262710 PMAQI
24th Jul 20263811 PMAQI
25th Jul 20263412 AMAQI
25th Jul 2026311 AMAQI
25th Jul 2026252 AMAQI
25th Jul 2026253 AMAQI
25th Jul 2026214 AMAQI

21°C16/28°C

25th Jul 2026295 AMAQI
25th Jul 2026366 AMAQI
25th Jul 2026337 AMAQI
25th Jul 2026278 AMAQI
25th Jul 2026349 AMAQI
25th Jul 20264410 AMAQI
25th Jul 20264011 AMAQI
25th Jul 20264012 PMAQI
25th Jul 2026441 PMAQI
25th Jul 2026362 PMAQI
25th Jul 2026333 PMAQI
25th Jul 2026294 PMAQI
25th Jul 2026365 PMAQI
25th Jul 2026216 PMAQI
25th Jul 2026257 PMAQI
25th Jul 2026278 PMAQI
25th Jul 2026219 PMAQI
25th Jul 20262310 PMAQI
25th Jul 20262311 PMAQI
26th Jul 20263612 AMAQI
26th Jul 2026251 AMAQI
26th Jul 2026232 AMAQI
26th Jul 2026233 AMAQI
26th Jul 2026234 AMAQI

23°C17/30°C

26th Jul 2026255 AMAQI
26th Jul 2026256 AMAQI
26th Jul 2026337 AMAQI
26th Jul 2026318 AMAQI
26th Jul 2026339 AMAQI
26th Jul 20262910 AMAQI
26th Jul 20263311 AMAQI
26th Jul 20263612 PMAQI
26th Jul 2026311 PMAQI
26th Jul 2026362 PMAQI
26th Jul 2026403 PMAQI
26th Jul 2026404 PMAQI
26th Jul 2026465 PMAQI
26th Jul 2026426 PMAQI
26th Jul 2026467 PMAQI
26th Jul 2026408 PMAQI
26th Jul 2026429 PMAQI
26th Jul 20265010 PMAQI
26th Jul 20264611 PMAQI
27th Jul 20264812 AMAQI
27th Jul 2026421 AMAQI
27th Jul 2026312 AMAQI
27th Jul 2026383 AMAQI
27th Jul 2026404 AMAQI

22°C16/31°C

27th Jul 2026385 AMAQI
27th Jul 2026386 AMAQI
27th Jul 2026387 AMAQI
27th Jul 2026408 AMAQI
27th Jul 2026409 AMAQI
27th Jul 20264010 AMAQI
27th Jul 20265211 AMAQI
27th Jul 20265112 PMAQI
27th Jul 2026421 PMAQI
27th Jul 2026272 PMAQI
27th Jul 2026253 PMAQI
27th Jul 2026214 PMAQI
27th Jul 2026235 PMAQI
27th Jul 2026256 PMAQI
27th Jul 2026427 PMAQI
27th Jul 2026508 PMAQI
27th Jul 2026559 PMAQI
27th Jul 20264610 PMAQI
27th Jul 20262711 PMAQI
28th Jul 20262812 AMAQI
28th Jul 2026251 AMAQI
28th Jul 2026222 AMAQI
28th Jul 2026213 AMAQI
28th Jul 2026214 AMAQI

21°C16/27°C

28th Jul 2026265 AMAQI
28th Jul 2026216 AMAQI
28th Jul 2026237 AMAQI
28th Jul 2026228 AMAQI
28th Jul 2026289 AMAQI
28th Jul 20262210 AMAQI
28th Jul 20262211 AMAQI
28th Jul 20262412 PMAQI
28th Jul 2026381 PMAQI
28th Jul 2026252 PMAQI
28th Jul 2026313 PMAQI
28th Jul 2026384 PMAQI
28th Jul 2026265 PMAQI
28th Jul 2026296 PMAQI
28th Jul 2026547 PMAQI
28th Jul 2026488 PMAQI
28th Jul 2026539 PMAQI
28th Jul 20266210 PMAQI
28th Jul 20263611 PMAQI
29th Jul 20266512 AMAQI
29th Jul 2026671 AMAQI
29th Jul 2026582 AMAQI
29th Jul 2026443 AMAQI
29th Jul 2026364 AMAQI

19°C15/27°C

29th Jul 2026425 AMAQI
29th Jul 2026346 AMAQI
29th Jul 2026237 AMAQI
29th Jul 2026388 AMAQI
29th Jul 2026279 AMAQI
29th Jul 20262910 AMAQI
29th Jul 20262711 AMAQI
29th Jul 20263212 PMAQI
29th Jul 2026231 PMAQI
29th Jul 2026312 PMAQI
29th Jul 2026273 PMAQI
29th Jul 2026234 PMAQI
29th Jul 2026255 PMAQI
29th Jul 2026236 PMAQI
29th Jul 2026317 PMAQI
29th Jul 2026298 PMAQI
29th Jul 2026409 PMAQI
29th Jul 20264210 PMAQI
29th Jul 20264811 PMAQI
30th Jul 20263812 AMAQI
30th Jul 2026211 AMAQI
30th Jul 2026232 AMAQI
30th Jul 2026233 AMAQI
30th Jul 2026294 AMAQI

19°C16/25°C

30th Jul 2026295 AMAQI
30th Jul 2026216 AMAQI
30th Jul 2026217 AMAQI
30th Jul 2026278 AMAQI
30th Jul 2026239 AMAQI
30th Jul 20261710 AMAQI
30th Jul 20262311 AMAQI
30th Jul 20262312 PMAQI
30th Jul 2026211 PMAQI
30th Jul 2026142 PMAQI
30th Jul 2026333 PMAQI
30th Jul 2026294 PMAQI
30th Jul 2026235 PMAQI
30th Jul 2026216 PMAQI
30th Jul 2026257 PMAQI
30th Jul 2026218 PMAQI
30th Jul 2026259 PMAQI
30th Jul 20262510 PMAQI
30th Jul 20262511 PMAQI
31st Jul 20262112 AMAQI
31st Jul 2026211 AMAQI
31st Jul 2026232 AMAQI
31st Jul 2026483 AMAQI
31st Jul 2026424 AMAQI

16°C14/18°C

31st Jul 2026505 AMAQI
31st Jul 2026466 AMAQI
31st Jul 2026387 AMAQI
31st Jul 2026448 AMAQI
31st Jul 2026449 AMAQI
31st Jul 20264410 AMAQI
31st Jul 20263811 AMAQI
31st Jul 20262312 PMAQI
31st Jul 2026251 PMAQI
31st Jul 2026292 PMAQI
31st Jul 2026213 PMAQI
31st Jul 2026214 PMAQI
31st Jul 2026385 PMAQI
31st Jul 2026256 PMAQI
31st Jul 2026387 PMAQI
31st Jul 2026278 PMAQI
31st Jul 2026389 PMAQI
31st Jul 20264010 PMAQI
31st Jul 20263411 PMAQI
1st Aug 20262712 AMAQI
1st Aug 2026341 AMAQI
1st Aug 2026302 AMAQI
1st Aug 2026223 AMAQI
1st Aug 2026494 AMAQI

18°C11/25°C

1st Aug 2026425 AMAQI
5 AM
1st Aug 2026226 AMAQI
1st Aug 2026387 AMAQI
1st Aug 2026308 AMAQI
1st Aug 2026279 AMAQI
1st Aug 20262610 AMAQI
1st Aug 20262911 AMAQI
1st Aug 20262412 PMAQI
12 PM
1st Aug 2026211 PMAQI
1st Aug 2026212 PMAQI
1st Aug 2026283 PMAQI
1st Aug 2026314 PMAQI
1st Aug 2026365 PMAQI
1st Aug 2026466 PMAQI
1st Aug 2026447 PMAQI
1st Aug 2026498 PMAQI
8 PM
1st Aug 2026509 PMAQI
1st Aug 20265010 PMAQI
1st Aug 20265011 PMAQI
12 AM
4 AM

18°C13/25°C

Day time
Avg. Highest Time
3 PM - 4 PM

34AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
6 AM

29AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 3 PM to 4 PM (Avg. 34), while the lowest AQI was between 6 AM to 6 AM (Avg. 29).
Night time
Avg. Highest Time
10 PM - 11 PM

36AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
3 AM

30AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 PM to 11 PM (Avg. 36), while the lowest AQI was between 3 AM to 3 AM (Avg. 30).

2026 Days Vs Air Quality

Nalayh, Ulaanbaatar, Mongolia

2026

67%

141

24%

50

9%

19

Total number of days with different AQI categories in last 213 days in 2026 (152 days remaining)

Good
141 Days
Moderate
50 Days
Poor
19 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 67%

Health Risk Level:

Moderate

In 2026, 67% of 213 days were within WHO’s safe air quality limits, and 33% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.

Annual Air Quality Insights

Nalayh, Ulaanbaatar, Mongolia

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
46AQI (US)
2nd January 2026
55AQI (US)
3rd January 2026
44AQI (US)
4th January 2026
47AQI (US)
5th January 2026
58AQI (US)
6th January 2026
50AQI (US)
7th January 2026
53AQI (US)
8th January 2026
45AQI (US)
9th January 2026
46AQI (US)
10th January 2026
28AQI (US)
11th January 2026
43AQI (US)
12th January 2026
42AQI (US)
13th January 2026
103AQI (US)
14th January 2026
93AQI (US)
15th January 2026
50AQI (US)
16th January 2026
85AQI (US)
17th January 2026
89AQI (US)
18th January 2026
38AQI (US)
19th January 2026
54AQI (US)
20th January 2026
126AQI (US)
21st January 2026
126AQI (US)
22nd January 2026
115AQI (US)
23rd January 2026
113AQI (US)
24th January 2026
126AQI (US)
25th January 2026
63AQI (US)
26th January 2026
110AQI (US)
27th January 2026
112AQI (US)
28th January 2026
111AQI (US)
29th January 2026
98AQI (US)
30th January 2026
107AQI (US)
31st January 2026
126AQI (US)
1st February 2026
138AQI (US)
2nd February 2026
143AQI (US)
3rd February 2026
140AQI (US)
4th February 2026
111AQI (US)
5th February 2026
56AQI (US)
6th February 2026
62AQI (US)
7th February 2026
92AQI (US)
8th February 2026
86AQI (US)
9th February 2026
103AQI (US)
10th February 2026
95AQI (US)
11th February 2026
103AQI (US)
12th February 2026
109AQI (US)
13th February 2026
88AQI (US)
14th February 2026
32AQI (US)
15th February 2026
58AQI (US)
16th February 2026
83AQI (US)
17th February 2026
89AQI (US)
18th February 2026
82AQI (US)
19th February 2026
93AQI (US)
20th February 2026
104AQI (US)
21st February 2026
29AQI (US)
22nd February 2026
37AQI (US)
23rd February 2026
70AQI (US)
24th February 2026
61AQI (US)
25th February 2026
25AQI (US)
26th February 2026
45AQI (US)
27th February 2026
58AQI (US)
28th February 2026
46AQI (US)
1st March 2026
61AQI (US)
2nd March 2026
35AQI (US)
3rd March 2026
30AQI (US)
4th March 2026
50AQI (US)
5th March 2026
74AQI (US)
6th March 2026
47AQI (US)
7th March 2026
43AQI (US)
8th March 2026
44AQI (US)
9th March 2026
30AQI (US)
10th March 2026
40AQI (US)
11th March 2026
54AQI (US)
12th March 2026
40AQI (US)
13th March 2026
34AQI (US)
14th March 2026
46AQI (US)
15th March 2026
38AQI (US)
16th March 2026
42AQI (US)
17th March 2026
23AQI (US)
18th March 2026
42AQI (US)
19th March 2026
42AQI (US)
20th March 2026
52AQI (US)
21st March 2026
42AQI (US)
22nd March 2026
30AQI (US)
23rd March 2026
52AQI (US)
24th March 2026
39AQI (US)
25th March 2026
46AQI (US)
26th March 2026
37AQI (US)
27th March 2026
54AQI (US)
28th March 2026
50AQI (US)
29th March 2026
40AQI (US)
30th March 2026
53AQI (US)
31st March 2026
31AQI (US)
1st April 2026
42AQI (US)
2nd April 2026
49AQI (US)
3rd April 2026
38AQI (US)
4th April 2026
52AQI (US)
5th April 2026
35AQI (US)
6th April 2026
42AQI (US)
7th April 2026
40AQI (US)
8th April 2026
34AQI (US)
9th April 2026
46AQI (US)
10th April 2026
40AQI (US)
11th April 2026
47AQI (US)
12th April 2026
26AQI (US)
13th April 2026
53AQI (US)
14th April 2026
50AQI (US)
15th April 2026
27AQI (US)
16th April 2026
42AQI (US)
17th April 2026
18th April 2026
51AQI (US)
19th April 2026
44AQI (US)
20th April 2026
42AQI (US)
21st April 2026
47AQI (US)
22nd April 2026
23rd April 2026
54AQI (US)
24th April 2026
45AQI (US)
25th April 2026
51AQI (US)
26th April 2026
21AQI (US)
27th April 2026
23AQI (US)
28th April 2026
40AQI (US)
29th April 2026
54AQI (US)
30th April 2026
30AQI (US)
1st May 2026
35AQI (US)
2nd May 2026
40AQI (US)
3rd May 2026
49AQI (US)
4th May 2026
48AQI (US)
5th May 2026
36AQI (US)
6th May 2026
39AQI (US)
7th May 2026
40AQI (US)
8th May 2026
45AQI (US)
9th May 2026
10th May 2026
40AQI (US)
11th May 2026
50AQI (US)
12th May 2026
51AQI (US)
13th May 2026
56AQI (US)
14th May 2026
32AQI (US)
15th May 2026
38AQI (US)
16th May 2026
71AQI (US)
17th May 2026
72AQI (US)
18th May 2026
70AQI (US)
19th May 2026
70AQI (US)
20th May 2026
80AQI (US)
21st May 2026
90AQI (US)
22nd May 2026
90AQI (US)
23rd May 2026
75AQI (US)
24th May 2026
70AQI (US)
25th May 2026
72AQI (US)
26th May 2026
48AQI (US)
27th May 2026
22AQI (US)
28th May 2026
27AQI (US)
29th May 2026
40AQI (US)
30th May 2026
51AQI (US)
31st May 2026
18AQI (US)
1st June 2026
13AQI (US)
2nd June 2026
17AQI (US)
3rd June 2026
19AQI (US)
4th June 2026
26AQI (US)
5th June 2026
27AQI (US)
6th June 2026
25AQI (US)
7th June 2026
33AQI (US)
8th June 2026
22AQI (US)
9th June 2026
27AQI (US)
10th June 2026
33AQI (US)
11th June 2026
50AQI (US)
12th June 2026
35AQI (US)
13th June 2026
28AQI (US)
14th June 2026
24AQI (US)
15th June 2026
41AQI (US)
16th June 2026
32AQI (US)
17th June 2026
27AQI (US)
18th June 2026
38AQI (US)
19th June 2026
40AQI (US)
20th June 2026
28AQI (US)
21st June 2026
22AQI (US)
22nd June 2026
28AQI (US)
23rd June 2026
31AQI (US)
24th June 2026
25AQI (US)
25th June 2026
25AQI (US)
26th June 2026
20AQI (US)
27th June 2026
34AQI (US)
28th June 2026
28AQI (US)
29th June 2026
25AQI (US)
30th June 2026
35AQI (US)
1st July 2026
25AQI (US)
2nd July 2026
26AQI (US)
3rd July 2026
31AQI (US)
4th July 2026
40AQI (US)
5th July 2026
34AQI (US)
6th July 2026
24AQI (US)
7th July 2026
33AQI (US)
8th July 2026
32AQI (US)
9th July 2026
54AQI (US)
10th July 2026
28AQI (US)
11th July 2026
18AQI (US)
12th July 2026
28AQI (US)
13th July 2026
30AQI (US)
14th July 2026
30AQI (US)
15th July 2026
27AQI (US)
16th July 2026
35AQI (US)
17th July 2026
31AQI (US)
18th July 2026
34AQI (US)
19th July 2026
39AQI (US)
20th July 2026
29AQI (US)
21st July 2026
28AQI (US)
22nd July 2026
26AQI (US)
23rd July 2026
30AQI (US)
24th July 2026
33AQI (US)
25th July 2026
31AQI (US)
26th July 2026
35AQI (US)
27th July 2026
38AQI (US)
28th July 2026
31AQI (US)
29th July 2026
36AQI (US)
30th July 2026
24AQI (US)
31st July 2026
34AQI (US)
1st August 2026
34AQI (US)
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

77AQI (US)

80AQI (US)

43AQI (US)

42AQI (US)

52AQI (US)

29AQI (US)

31AQI (US)

34AQI (US)

No. of days

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

202650AQI (US)

11
9
11
6
14
8
24
7
22
6
17
13
30
30
1
1
141
50
19

Highest AQI (US) recorded in

February

80AQI (US)

Lowest AQI (US) recorded in

June

29AQI (US)

202553AQI (US)

2
1
16
14
16
15
23
8
30
5
23
3
19
11
12
19
93
121
3

Highest AQI (US) recorded in

October

70AQI (US)

Lowest AQI (US) recorded in

August

45AQI (US)

Most & Least Polluted Years Over the Last 2 Years

Most Polluted Year Recorded
2025(Avg.)
53AQI (US)
Least Polluted Year Recorded
2026(Avg.)
50AQI (US)

Nalayh's annual 2026 AQI (US) (50) shows an average percentage change of -5.6% (improved AQI (US)) compared to previous years: 2025 (53).