Olgii, Bayan Olgii, 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+
July Air Quality Analysis
Olgii, Bayan Olgii, Mongolia
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
13th Jul 2023
90AQILowest AQI recorded on
7th Jul 2026
18AQISame Day Analysis (29th July):
On this day, AQI across the 4 years varied significantly: 2026 ranks 4th highest AQI at 18 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Day & Night AQI Trend: 28th Jul - 29th Jul 2026
Olgii, Bayan Olgii, Mongolia
AQI
Day
Night
.
5 AM28th Jul 2026
9 PM
4 AM29th Jul 2026
Day time
Avg. Highest Time
5AM28th Jul
29AQI
Avg. Lowest Time
9AM28th Jul
14AQI
Night time
Avg. Highest Time
11PM28th Jul
29AQI
Avg. Lowest Time
4AM29th Jul
19AQI
In the last 24 hours,
Olgii's AQI reached its highest point of 29 at 5 AM during the Day, while the lowest point, 14, was recorded at 9 AM during the Day between 28th Jul and 29th Jul 2026.
Day & Night AQI Trend : Jun - Jul 2026
Olgii, Bayan Olgii, Mongolia
JunJul
30th - 01st01st - 02nd02nd - 03rd03rd - 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
Day
Night
30th Jun 2026175 AMAQI
30th Jun 2026256 AMAQI
30th Jun 2026297 AMAQI
30th Jun 2026218 AMAQI
30th Jun 2026339 AMAQI
30th Jun 20264010 AMAQI
30th Jun 20263811 AMAQI
30th Jun 20262512 PMAQI
30th Jun 2026211 PMAQI
30th Jun 2026172 PMAQI
30th Jun 2026143 PMAQI
30th Jun 2026174 PMAQI
30th Jun 2026175 PMAQI
30th Jun 2026216 PMAQI
30th Jun 2026127 PMAQI
30th Jun 2026168 PMAQI
30th Jun 2026179 PMAQI
30th Jun 20263610 PMAQI
30th Jun 20264011 PMAQI
1st Jul 20262912 AMAQI
1st Jul 2026381 AMAQI
1st Jul 2026402 AMAQI
1st Jul 2026253 AMAQI
1st Jul 2026424 AMAQI
21°C14/27°C
1st Jul 2026215 AMAQI
1st Jul 2026216 AMAQI
1st Jul 2026267 AMAQI
1st Jul 2026178 AMAQI
1st Jul 2026369 AMAQI
1st Jul 20263810 AMAQI
1st Jul 20262911 AMAQI
1st Jul 20263612 PMAQI
1st Jul 2026211 PMAQI
1st Jul 2026212 PMAQI
1st Jul 2026143 PMAQI
1st Jul 2026174 PMAQI
1st Jul 2026175 PMAQI
1st Jul 2026336 PMAQI
1st Jul 2026297 PMAQI
1st Jul 2026338 PMAQI
1st Jul 2026259 PMAQI
1st Jul 20263410 PMAQI
1st Jul 20262111 PMAQI
2nd Jul 20262512 AMAQI
2nd Jul 2026291 AMAQI
2nd Jul 2026262 AMAQI
2nd Jul 2026323 AMAQI
2nd Jul 2026254 AMAQI
21°C15/28°C
2nd Jul 2026195 AMAQI
2nd Jul 2026236 AMAQI
2nd Jul 2026257 AMAQI
2nd Jul 2026218 AMAQI
2nd Jul 2026149 AMAQI
2nd Jul 20263310 AMAQI
2nd Jul 20261711 AMAQI
2nd Jul 20261712 PMAQI
2nd Jul 2026231 PMAQI
2nd Jul 2026232 PMAQI
2nd Jul 2026213 PMAQI
2nd Jul 2026194 PMAQI
2nd Jul 2026235 PMAQI
2nd Jul 2026216 PMAQI
2nd Jul 2026147 PMAQI
2nd Jul 2026128 PMAQI
2nd Jul 2026179 PMAQI
2nd Jul 20262910 PMAQI
2nd Jul 20263611 PMAQI
3rd Jul 20263612 AMAQI
3rd Jul 2026271 AMAQI
3rd Jul 2026182 AMAQI
3rd Jul 2026253 AMAQI
3rd Jul 2026314 AMAQI
22°C18/25°C
3rd Jul 2026175 AMAQI
3rd Jul 2026236 AMAQI
3rd Jul 2026237 AMAQI
3rd Jul 2026218 AMAQI
3rd Jul 2026219 AMAQI
3rd Jul 20262110 AMAQI
3rd Jul 20261911 AMAQI
3rd Jul 20261412 PMAQI
3rd Jul 2026171 PMAQI
3rd Jul 2026122 PMAQI
3rd Jul 2026123 PMAQI
3rd Jul 2026124 PMAQI
3rd Jul 2026105 PMAQI
3rd Jul 202686 PMAQI
3rd Jul 2026107 PMAQI
3rd Jul 2026128 PMAQI
3rd Jul 2026179 PMAQI
3rd Jul 20261910 PMAQI
3rd Jul 20263711 PMAQI
4th Jul 20262812 AMAQI
4th Jul 2026301 AMAQI
4th Jul 2026302 AMAQI
4th Jul 2026273 AMAQI
4th Jul 2026214 AMAQI
22°C13/28°C
4th Jul 2026255 AMAQI
4th Jul 2026296 AMAQI
4th Jul 2026237 AMAQI
4th Jul 2026258 AMAQI
4th Jul 2026299 AMAQI
4th Jul 20262910 AMAQI
4th Jul 20262811 AMAQI
4th Jul 20262512 PMAQI
4th Jul 2026221 PMAQI
4th Jul 2026252 PMAQI
4th Jul 2026173 PMAQI
4th Jul 2026164 PMAQI
4th Jul 2026195 PMAQI
4th Jul 2026206 PMAQI
4th Jul 2026247 PMAQI
4th Jul 2026228 PMAQI
4th Jul 2026179 PMAQI
4th Jul 20262110 PMAQI
4th Jul 20262711 PMAQI
5th Jul 20262512 AMAQI
5th Jul 2026211 AMAQI
5th Jul 2026252 AMAQI
5th Jul 2026253 AMAQI
5th Jul 2026214 AMAQI
24°C17/29°C
5th Jul 2026205 AMAQI
5th Jul 2026276 AMAQI
5th Jul 2026267 AMAQI
5th Jul 2026198 AMAQI
5th Jul 2026219 AMAQI
5th Jul 20261710 AMAQI
5th Jul 20261611 AMAQI
5th Jul 20261712 PMAQI
5th Jul 2026151 PMAQI
5th Jul 2026152 PMAQI
5th Jul 2026173 PMAQI
5th Jul 2026164 PMAQI
5th Jul 2026175 PMAQI
5th Jul 2026126 PMAQI
5th Jul 2026257 PMAQI
5th Jul 2026278 PMAQI
5th Jul 2026339 PMAQI
5th Jul 20263410 PMAQI
5th Jul 20262511 PMAQI
6th Jul 20262912 AMAQI
6th Jul 2026331 AMAQI
6th Jul 2026362 AMAQI
6th Jul 2026313 AMAQI
6th Jul 2026274 AMAQI
22°C18/27°C
6th Jul 2026205 AMAQI
6th Jul 2026186 AMAQI
6th Jul 2026127 AMAQI
6th Jul 2026128 AMAQI
6th Jul 2026149 AMAQI
6th Jul 20261910 AMAQI
6th Jul 20262211 AMAQI
6th Jul 20262212 PMAQI
6th Jul 2026201 PMAQI
6th Jul 2026192 PMAQI
6th Jul 2026163 PMAQI
6th Jul 2026144 PMAQI
6th Jul 2026145 PMAQI
6th Jul 2026136 PMAQI
6th Jul 2026147 PMAQI
6th Jul 2026128 PMAQI
6th Jul 2026149 PMAQI
6th Jul 20261410 PMAQI
6th Jul 20261411 PMAQI
7th Jul 20261712 AMAQI
7th Jul 2026141 AMAQI
7th Jul 2026152 AMAQI
7th Jul 2026193 AMAQI
7th Jul 2026194 AMAQI
20°C15/26°C
7th Jul 2026165 AMAQI
7th Jul 2026146 AMAQI
7th Jul 2026177 AMAQI
7th Jul 2026148 AMAQI
7th Jul 2026199 AMAQI
7th Jul 20262110 AMAQI
7th Jul 20261411 AMAQI
7th Jul 20261612 PMAQI
7th Jul 2026191 PMAQI
7th Jul 2026172 PMAQI
7th Jul 2026203 PMAQI
7th Jul 2026204 PMAQI
7th Jul 2026195 PMAQI
7th Jul 2026196 PMAQI
7th Jul 2026207 PMAQI
7th Jul 2026218 PMAQI
7th Jul 2026179 PMAQI
7th Jul 20262510 PMAQI
7th Jul 20262511 PMAQI
8th Jul 20262312 AMAQI
8th Jul 2026231 AMAQI
8th Jul 2026212 AMAQI
8th Jul 2026143 AMAQI
8th Jul 2026164 AMAQI
21°C14/25°C
8th Jul 2026165 AMAQI
8th Jul 2026296 AMAQI
8th Jul 2026217 AMAQI
8th Jul 2026218 AMAQI
8th Jul 2026299 AMAQI
8th Jul 20261810 AMAQI
8th Jul 20261811 AMAQI
8th Jul 20262512 PMAQI
8th Jul 2026301 PMAQI
8th Jul 2026172 PMAQI
8th Jul 2026163 PMAQI
8th Jul 2026164 PMAQI
8th Jul 2026165 PMAQI
8th Jul 2026126 PMAQI
8th Jul 2026177 PMAQI
8th Jul 2026168 PMAQI
8th Jul 2026219 PMAQI
8th Jul 20261410 PMAQI
8th Jul 20262211 PMAQI
9th Jul 20261712 AMAQI
9th Jul 2026251 AMAQI
9th Jul 2026172 AMAQI
9th Jul 2026293 AMAQI
9th Jul 2026234 AMAQI
20°C14/26°C
9th Jul 2026405 AMAQI
9th Jul 2026366 AMAQI
9th Jul 2026407 AMAQI
9th Jul 2026468 AMAQI
9th Jul 2026549 AMAQI
9th Jul 20261710 AMAQI
9th Jul 20261611 AMAQI
9th Jul 20261212 PMAQI
9th Jul 2026121 PMAQI
9th Jul 2026212 PMAQI
9th Jul 2026383 PMAQI
9th Jul 2026544 PMAQI
9th Jul 2026335 PMAQI
9th Jul 2026286 PMAQI
9th Jul 2026267 PMAQI
9th Jul 2026608 PMAQI
9th Jul 2026429 PMAQI
9th Jul 20264010 PMAQI
9th Jul 20262511 PMAQI
10th Jul 20261212 AMAQI
10th Jul 2026251 AMAQI
10th Jul 2026252 AMAQI
10th Jul 2026253 AMAQI
10th Jul 2026254 AMAQI
20°C15/25°C
10th Jul 2026235 AMAQI
10th Jul 2026256 AMAQI
10th Jul 2026197 AMAQI
10th Jul 2026218 AMAQI
10th Jul 2026239 AMAQI
10th Jul 20261910 AMAQI
10th Jul 20262511 AMAQI
10th Jul 20262112 PMAQI
10th Jul 2026251 PMAQI
10th Jul 2026332 PMAQI
10th Jul 2026313 PMAQI
10th Jul 2026294 PMAQI
10th Jul 2026275 PMAQI
10th Jul 2026276 PMAQI
10th Jul 2026237 PMAQI
10th Jul 2026278 PMAQI
10th Jul 2026259 PMAQI
10th Jul 20262910 PMAQI
10th Jul 20262511 PMAQI
11th Jul 20261912 AMAQI
11th Jul 2026171 AMAQI
11th Jul 2026192 AMAQI
11th Jul 2026173 AMAQI
11th Jul 2026194 AMAQI
16°C13/21°C
11th Jul 2026255 AMAQI
11th Jul 2026256 AMAQI
11th Jul 2026257 AMAQI
11th Jul 2026258 AMAQI
11th Jul 2026299 AMAQI
11th Jul 20262710 AMAQI
11th Jul 20262511 AMAQI
11th Jul 20262712 PMAQI
11th Jul 2026251 PMAQI
11th Jul 2026232 PMAQI
11th Jul 2026213 PMAQI
11th Jul 2026214 PMAQI
11th Jul 2026215 PMAQI
11th Jul 2026256 PMAQI
11th Jul 2026237 PMAQI
11th Jul 2026298 PMAQI
11th Jul 2026199 PMAQI
11th Jul 20263310 PMAQI
11th Jul 20263611 PMAQI
12th Jul 20263812 AMAQI
12th Jul 2026401 AMAQI
12th Jul 2026362 AMAQI
12th Jul 2026293 AMAQI
12th Jul 2026194 AMAQI
18°C9/25°C
12th Jul 2026215 AMAQI
12th Jul 2026216 AMAQI
12th Jul 2026197 AMAQI
12th Jul 2026278 AMAQI
12th Jul 2026179 AMAQI
12th Jul 20261710 AMAQI
12th Jul 20262511 AMAQI
12th Jul 20262112 PMAQI
12th Jul 2026211 PMAQI
12th Jul 2026172 PMAQI
12th Jul 2026123 PMAQI
12th Jul 2026144 PMAQI
12th Jul 2026145 PMAQI
12th Jul 2026176 PMAQI
12th Jul 2026177 PMAQI
12th Jul 2026178 PMAQI
12th Jul 2026199 PMAQI
12th Jul 20262110 PMAQI
12th Jul 20262511 PMAQI
13th Jul 20262512 AMAQI
13th Jul 2026171 AMAQI
13th Jul 2026172 AMAQI
13th Jul 2026173 AMAQI
13th Jul 2026124 AMAQI
17°C12/23°C
13th Jul 2026185 AMAQI
13th Jul 2026246 AMAQI
13th Jul 2026177 AMAQI
13th Jul 2026218 AMAQI
13th Jul 2026149 AMAQI
13th Jul 20261610 AMAQI
13th Jul 20262111 AMAQI
13th Jul 20261412 PMAQI
13th Jul 2026141 PMAQI
13th Jul 2026172 PMAQI
13th Jul 2026173 PMAQI
13th Jul 2026174 PMAQI
13th Jul 2026165 PMAQI
13th Jul 2026216 PMAQI
13th Jul 2026217 PMAQI
13th Jul 2026158 PMAQI
13th Jul 2026209 PMAQI
13th Jul 20261410 PMAQI
13th Jul 20261911 PMAQI
14th Jul 20262312 AMAQI
14th Jul 2026161 AMAQI
14th Jul 2026172 AMAQI
14th Jul 2026213 AMAQI
14th Jul 2026214 AMAQI
18°C12/25°C
14th Jul 2026175 AMAQI
14th Jul 2026196 AMAQI
14th Jul 2026217 AMAQI
14th Jul 2026148 AMAQI
14th Jul 2026179 AMAQI
14th Jul 20261910 AMAQI
14th Jul 20263311 AMAQI
14th Jul 20263612 PMAQI
14th Jul 2026311 PMAQI
14th Jul 2026142 PMAQI
14th Jul 2026143 PMAQI
14th Jul 2026124 PMAQI
14th Jul 2026175 PMAQI
14th Jul 2026176 PMAQI
14th Jul 2026177 PMAQI
14th Jul 2026198 PMAQI
14th Jul 2026319 PMAQI
14th Jul 20262710 PMAQI
14th Jul 20262911 PMAQI
15th Jul 20262912 AMAQI
15th Jul 2026311 AMAQI
15th Jul 2026232 AMAQI
15th Jul 2026253 AMAQI
15th Jul 2026254 AMAQI
21°C14/28°C
15th Jul 2026275 AMAQI
15th Jul 2026316 AMAQI
15th Jul 2026317 AMAQI
15th Jul 2026258 AMAQI
15th Jul 2026299 AMAQI
15th Jul 20262910 AMAQI
15th Jul 20262511 AMAQI
15th Jul 20262112 PMAQI
15th Jul 2026211 PMAQI
15th Jul 2026172 PMAQI
15th Jul 2026143 PMAQI
15th Jul 2026174 PMAQI
15th Jul 2026125 PMAQI
15th Jul 2026126 PMAQI
15th Jul 2026147 PMAQI
15th Jul 2026178 PMAQI
15th Jul 2026199 PMAQI
15th Jul 20262510 PMAQI
15th Jul 20262911 PMAQI
16th Jul 20262512 AMAQI
16th Jul 2026231 AMAQI
16th Jul 2026192 AMAQI
16th Jul 2026173 AMAQI
16th Jul 2026174 AMAQI
20°C13/26°C
16th Jul 2026235 AMAQI
16th Jul 2026216 AMAQI
16th Jul 2026217 AMAQI
16th Jul 2026218 AMAQI
16th Jul 2026239 AMAQI
16th Jul 20262110 AMAQI
16th Jul 20262111 AMAQI
16th Jul 20261912 PMAQI
16th Jul 2026121 PMAQI
16th Jul 2026142 PMAQI
16th Jul 2026173 PMAQI
16th Jul 2026124 PMAQI
16th Jul 2026175 PMAQI
16th Jul 2026126 PMAQI
16th Jul 2026147 PMAQI
16th Jul 2026198 PMAQI
16th Jul 2026199 PMAQI
16th Jul 20262710 PMAQI
16th Jul 20262111 PMAQI
17th Jul 20261912 AMAQI
17th Jul 2026211 AMAQI
17th Jul 2026192 AMAQI
17th Jul 2026193 AMAQI
17th Jul 2026234 AMAQI
20°C14/26°C
17th Jul 2026125 AMAQI
17th Jul 2026176 AMAQI
17th Jul 2026197 AMAQI
17th Jul 2026198 AMAQI
17th Jul 2026199 AMAQI
17th Jul 20261610 AMAQI
17th Jul 20261511 AMAQI
17th Jul 20262512 PMAQI
17th Jul 2026181 PMAQI
17th Jul 2026122 PMAQI
17th Jul 2026123 PMAQI
17th Jul 2026124 PMAQI
17th Jul 2026145 PMAQI
17th Jul 2026176 PMAQI
17th Jul 2026177 PMAQI
17th Jul 2026188 PMAQI
17th Jul 2026189 PMAQI
17th Jul 20262110 PMAQI
17th Jul 20262711 PMAQI
18th Jul 20263112 AMAQI
18th Jul 2026311 AMAQI
18th Jul 2026312 AMAQI
18th Jul 2026293 AMAQI
18th Jul 2026214 AMAQI
20°C14/26°C
18th Jul 2026295 AMAQI
18th Jul 2026276 AMAQI
18th Jul 2026277 AMAQI
18th Jul 2026258 AMAQI
18th Jul 2026269 AMAQI
18th Jul 20263610 AMAQI
18th Jul 20262011 AMAQI
18th Jul 20262312 PMAQI
18th Jul 2026181 PMAQI
18th Jul 2026312 PMAQI
18th Jul 2026173 PMAQI
18th Jul 2026174 PMAQI
18th Jul 2026335 PMAQI
18th Jul 2026176 PMAQI
18th Jul 2026127 PMAQI
18th Jul 2026218 PMAQI
18th Jul 2026199 PMAQI
18th Jul 20262110 PMAQI
18th Jul 20262111 PMAQI
19th Jul 20263312 AMAQI
19th Jul 2026441 AMAQI
19th Jul 2026462 AMAQI
19th Jul 2026173 AMAQI
19th Jul 2026364 AMAQI
18°C12/23°C
19th Jul 2026275 AMAQI
19th Jul 2026386 AMAQI
19th Jul 2026407 AMAQI
19th Jul 2026258 AMAQI
19th Jul 2026239 AMAQI
19th Jul 20262110 AMAQI
19th Jul 20262311 AMAQI
19th Jul 20262512 PMAQI
19th Jul 2026241 PMAQI
19th Jul 2026122 PMAQI
19th Jul 2026293 PMAQI
19th Jul 2026234 PMAQI
19th Jul 2026215 PMAQI
19th Jul 2026126 PMAQI
19th Jul 2026177 PMAQI
19th Jul 2026178 PMAQI
19th Jul 2026179 PMAQI
19th Jul 20262910 PMAQI
19th Jul 20262311 PMAQI
20th Jul 20262312 AMAQI
20th Jul 2026231 AMAQI
20th Jul 2026252 AMAQI
20th Jul 2026193 AMAQI
20th Jul 2026254 AMAQI
19°C12/24°C
20th Jul 2026315 AMAQI
20th Jul 2026276 AMAQI
20th Jul 2026187 AMAQI
20th Jul 2026188 AMAQI
20th Jul 2026219 AMAQI
20th Jul 20261810 AMAQI
20th Jul 20261811 AMAQI
20th Jul 20262712 PMAQI
20th Jul 2026201 PMAQI
20th Jul 2026162 PMAQI
20th Jul 2026143 PMAQI
20th Jul 2026124 PMAQI
20th Jul 2026195 PMAQI
20th Jul 2026166 PMAQI
20th Jul 2026237 PMAQI
20th Jul 2026198 PMAQI
20th Jul 2026179 PMAQI
20th Jul 20262310 PMAQI
20th Jul 20262711 PMAQI
21st Jul 20263112 AMAQI
21st Jul 2026331 AMAQI
21st Jul 2026292 AMAQI
21st Jul 2026333 AMAQI
21st Jul 2026274 AMAQI
21°C15/27°C
21st Jul 2026235 AMAQI
21st Jul 2026216 AMAQI
21st Jul 2026257 AMAQI
21st Jul 2026298 AMAQI
21st Jul 2026279 AMAQI
21st Jul 20262511 AMAQI
21st Jul 20261812 PMAQI
21st Jul 2026181 PMAQI
21st Jul 2026192 PMAQI
21st Jul 2026173 PMAQI
21st Jul 2026174 PMAQI
21st Jul 2026405 PMAQI
21st Jul 2026176 PMAQI
21st Jul 2026217 PMAQI
21st Jul 2026178 PMAQI
21st Jul 2026199 PMAQI
21st Jul 20262110 PMAQI
21st Jul 20262511 PMAQI
22nd Jul 20262112 AMAQI
22nd Jul 2026271 AMAQI
22nd Jul 2026362 AMAQI
22nd Jul 2026333 AMAQI
22nd Jul 2026364 AMAQI
20°C14/27°C
22nd Jul 2026445 AMAQI
22nd Jul 2026486 AMAQI
22nd Jul 2026257 AMAQI
22nd Jul 2026218 AMAQI
22nd Jul 2026309 AMAQI
22nd Jul 20263110 AMAQI
22nd Jul 20263111 AMAQI
22nd Jul 20263812 PMAQI
22nd Jul 2026381 PMAQI
22nd Jul 2026162 PMAQI
22nd Jul 2026173 PMAQI
22nd Jul 2026174 PMAQI
22nd Jul 2026255 PMAQI
22nd Jul 2026296 PMAQI
22nd Jul 2026177 PMAQI
22nd Jul 2026258 PMAQI
22nd Jul 2026249 PMAQI
22nd Jul 20262110 PMAQI
22nd Jul 20261211 PMAQI
23rd Jul 20262512 AMAQI
23rd Jul 2026121 AMAQI
23rd Jul 2026162 AMAQI
23rd Jul 2026223 AMAQI
23rd Jul 2026214 AMAQI
19°C15/23°C
23rd Jul 2026195 AMAQI
23rd Jul 2026216 AMAQI
23rd Jul 2026257 AMAQI
23rd Jul 2026218 AMAQI
23rd Jul 2026179 AMAQI
23rd Jul 20261710 AMAQI
23rd Jul 20261911 AMAQI
23rd Jul 20262112 PMAQI
23rd Jul 2026231 PMAQI
23rd Jul 2026172 PMAQI
23rd Jul 2026193 PMAQI
23rd Jul 2026174 PMAQI
23rd Jul 2026215 PMAQI
23rd Jul 2026336 PMAQI
23rd Jul 2026177 PMAQI
23rd Jul 2026128 PMAQI
23rd Jul 2026179 PMAQI
23rd Jul 20261710 PMAQI
23rd Jul 20261311 PMAQI
24th Jul 20262512 AMAQI
24th Jul 2026241 AMAQI
24th Jul 2026262 AMAQI
24th Jul 2026273 AMAQI
24th Jul 2026214 AMAQI
19°C14/25°C
24th Jul 2026175 AMAQI
24th Jul 2026216 AMAQI
24th Jul 2026237 AMAQI
24th Jul 2026178 AMAQI
24th Jul 2026219 AMAQI
24th Jul 20261910 AMAQI
24th Jul 20263311 AMAQI
24th Jul 20262112 PMAQI
24th Jul 2026281 PMAQI
24th Jul 2026282 PMAQI
24th Jul 2026173 PMAQI
24th Jul 2026174 PMAQI
24th Jul 2026225 PMAQI
24th Jul 2026216 PMAQI
24th Jul 2026127 PMAQI
24th Jul 2026168 PMAQI
24th Jul 2026179 PMAQI
24th Jul 20262110 PMAQI
24th Jul 20262711 PMAQI
25th Jul 20264612 AMAQI
25th Jul 2026311 AMAQI
25th Jul 2026242 AMAQI
25th Jul 2026183 AMAQI
25th Jul 2026254 AMAQI
20°C14/27°C
25th Jul 2026215 AMAQI
25th Jul 2026216 AMAQI
25th Jul 2026177 AMAQI
25th Jul 2026148 AMAQI
25th Jul 2026179 AMAQI
25th Jul 20262110 AMAQI
25th Jul 20261711 AMAQI
25th Jul 20262212 PMAQI
25th Jul 2026121 PMAQI
25th Jul 2026192 PMAQI
25th Jul 2026213 PMAQI
25th Jul 2026254 PMAQI
25th Jul 2026165 PMAQI
25th Jul 2026226 PMAQI
25th Jul 2026177 PMAQI
25th Jul 2026198 PMAQI
25th Jul 2026169 PMAQI
25th Jul 20261410 PMAQI
25th Jul 20262311 PMAQI
26th Jul 20262112 AMAQI
26th Jul 2026231 AMAQI
26th Jul 2026212 AMAQI
26th Jul 2026233 AMAQI
26th Jul 2026254 AMAQI
19°C16/24°C
26th Jul 2026405 AMAQI
26th Jul 2026366 AMAQI
26th Jul 2026297 AMAQI
26th Jul 2026298 AMAQI
26th Jul 2026209 AMAQI
26th Jul 20263210 AMAQI
26th Jul 20261711 AMAQI
26th Jul 20262112 PMAQI
26th Jul 2026211 PMAQI
26th Jul 2026142 PMAQI
26th Jul 2026163 PMAQI
26th Jul 2026174 PMAQI
26th Jul 2026145 PMAQI
26th Jul 2026196 PMAQI
26th Jul 2026197 PMAQI
26th Jul 2026168 PMAQI
26th Jul 2026169 PMAQI
26th Jul 20262910 PMAQI
26th Jul 20263111 PMAQI
27th Jul 20262912 AMAQI
27th Jul 2026251 AMAQI
27th Jul 2026212 AMAQI
27th Jul 2026253 AMAQI
27th Jul 2026214 AMAQI
18°C11/25°C
27th Jul 2026195 AMAQI
27th Jul 2026196 AMAQI
27th Jul 2026217 AMAQI
27th Jul 2026218 AMAQI
27th Jul 2026179 AMAQI
27th Jul 20261610 AMAQI
27th Jul 20261411 AMAQI
27th Jul 20261612 PMAQI
27th Jul 2026161 PMAQI
27th Jul 2026172 PMAQI
27th Jul 2026213 PMAQI
27th Jul 2026214 PMAQI
27th Jul 2026215 PMAQI
27th Jul 2026166 PMAQI
27th Jul 2026217 PMAQI
27th Jul 2026128 PMAQI
27th Jul 2026179 PMAQI
27th Jul 20261910 PMAQI
27th Jul 20262311 PMAQI
28th Jul 20262312 AMAQI
28th Jul 2026211 AMAQI
28th Jul 2026172 AMAQI
28th Jul 2026193 AMAQI
28th Jul 2026214 AMAQI
17°C11/22°C
28th Jul 2026295 AMAQI
28th Jul 2026276 AMAQI
28th Jul 2026257 AMAQI
28th Jul 2026168 AMAQI
28th Jul 2026149 AMAQI
28th Jul 20262110 AMAQI
28th Jul 20261711 AMAQI
28th Jul 20262012 PMAQI
28th Jul 2026171 PMAQI
28th Jul 2026292 PMAQI
28th Jul 2026273 PMAQI
28th Jul 2026234 PMAQI
28th Jul 2026215 PMAQI
28th Jul 2026236 PMAQI
28th Jul 2026217 PMAQI
28th Jul 2026218 PMAQI
28th Jul 2026199 PMAQI
28th Jul 20262310 PMAQI
28th Jul 20262911 PMAQI
29th Jul 20262912 AMAQI
29th Jul 2026251 AMAQI
29th Jul 2026252 AMAQI
29th Jul 2026213 AMAQI
29th Jul 2026194 AMAQI
15°C10/21°C
29th Jul 2026145 AMAQI
5 AM29th Jul 2026176 AMAQI
29th Jul 2026217 AMAQI
29th Jul 2026198 AMAQI
29th Jul 2026179 AMAQI
29th Jul 20261710 AMAQI
29th Jul 20261711 AMAQI
29th Jul 20261212 PMAQI
29th Jul 2026121 PMAQI
1 PM29th Jul 2026142 PMAQI
29th Jul 2026163 PMAQI
29th Jul 2026124 PMAQI
29th Jul 2026125 PMAQI
29th Jul 2026216 PMAQI
29th Jul 2026217 PMAQI
29th Jul 2026168 PMAQI
29th Jul 2026199 PMAQI
9 PM29th Jul 20262110 PMAQI
29th Jul 20262511 PMAQI
1 AM
4 AM
14°C8/21°C
Day time
Avg. Highest Time
6 AM
25AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
3 PM - 4 PM
18AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 6 AM (Avg. 25), while the lowest AQI was between 3 PM to 4 PM (Avg. 18).
Night time
Avg. Highest Time
12 AM - 1 AM
26AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
4 AM
23AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 1 AM (Avg. 26), while the lowest AQI was between 4 AM to 4 AM (Avg. 23).
2026 Days Vs Air Quality
Olgii, Bayan Olgii, Mongolia
2026
86%
177
14%
29
0.4%
1
Total number of days with different AQI categories in last 211 days in 2026 (154 days remaining)
Good
177 DaysModerate
29 DaysPoor
1 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 86%
Health Risk Level:
Low
In 2026, 86% of 211 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Olgii, Bayan Olgii, 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
31AQI (US)
31AQI (US)
2nd January 2026
23AQI (US)
23AQI (US)
3rd January 2026
27AQI (US)
27AQI (US)
4th January 2026
20AQI (US)
20AQI (US)
5th January 2026
38AQI (US)
38AQI (US)
6th January 2026
60AQI (US)
60AQI (US)
7th January 2026
51AQI (US)
51AQI (US)
8th January 2026
48AQI (US)
48AQI (US)
9th January 2026
31AQI (US)
31AQI (US)
10th January 2026
30AQI (US)
30AQI (US)
11th January 2026
34AQI (US)
34AQI (US)
12th January 2026
75AQI (US)
75AQI (US)
13th January 2026
112AQI (US)
112AQI (US)
14th January 2026
62AQI (US)
62AQI (US)
15th January 2026
53AQI (US)
53AQI (US)
16th January 2026
24AQI (US)
24AQI (US)
17th January 2026
32AQI (US)
32AQI (US)
18th January 2026
31AQI (US)
31AQI (US)
19th January 2026
34AQI (US)
34AQI (US)
20th January 2026
56AQI (US)
56AQI (US)
21st January 2026
63AQI (US)
63AQI (US)
22nd January 2026
67AQI (US)
67AQI (US)
23rd January 2026
84AQI (US)
84AQI (US)
24th January 2026
70AQI (US)
70AQI (US)
25th January 2026
57AQI (US)
57AQI (US)
26th January 2026
60AQI (US)
60AQI (US)
27th January 2026
61AQI (US)
61AQI (US)
28th January 2026
72AQI (US)
72AQI (US)
29th January 2026
92AQI (US)
92AQI (US)
30th January 2026
62AQI (US)
62AQI (US)
31st January 2026
41AQI (US)
41AQI (US)
1st February 2026
55AQI (US)
55AQI (US)
2nd February 2026
72AQI (US)
72AQI (US)
3rd February 2026
41AQI (US)
41AQI (US)
4th February 2026
42AQI (US)
42AQI (US)
5th February 2026
60AQI (US)
60AQI (US)
6th February 2026
51AQI (US)
51AQI (US)
7th February 2026
31AQI (US)
31AQI (US)
8th February 2026
53AQI (US)
53AQI (US)
9th February 2026
47AQI (US)
47AQI (US)
10th February 2026
35AQI (US)
35AQI (US)
11th February 2026
42AQI (US)
42AQI (US)
12th February 2026
48AQI (US)
48AQI (US)
13th February 2026
41AQI (US)
41AQI (US)
14th February 2026
26AQI (US)
26AQI (US)
15th February 2026
29AQI (US)
29AQI (US)
16th February 2026
34AQI (US)
34AQI (US)
17th February 2026
37AQI (US)
37AQI (US)
18th February 2026
37AQI (US)
37AQI (US)
19th February 2026
57AQI (US)
57AQI (US)
20th February 2026
71AQI (US)
71AQI (US)
21st February 2026
31AQI (US)
31AQI (US)
22nd February 2026
21AQI (US)
21AQI (US)
23rd February 2026
26AQI (US)
26AQI (US)
24th February 2026
29AQI (US)
29AQI (US)
25th February 2026
27AQI (US)
27AQI (US)
26th February 2026
32AQI (US)
32AQI (US)
27th February 2026
42AQI (US)
42AQI (US)
28th February 2026
43AQI (US)
43AQI (US)
1st March 2026
40AQI (US)
40AQI (US)
2nd March 2026
30AQI (US)
30AQI (US)
3rd March 2026
27AQI (US)
27AQI (US)
4th March 2026
26AQI (US)
26AQI (US)
5th March 2026
29AQI (US)
29AQI (US)
6th March 2026
44AQI (US)
44AQI (US)
7th March 2026
56AQI (US)
56AQI (US)
8th March 2026
53AQI (US)
53AQI (US)
9th March 2026
59AQI (US)
59AQI (US)
10th March 2026
50AQI (US)
50AQI (US)
11th March 2026
18AQI (US)
18AQI (US)
12th March 2026
22AQI (US)
22AQI (US)
13th March 2026
23AQI (US)
23AQI (US)
14th March 2026
27AQI (US)
27AQI (US)
15th March 2026
22AQI (US)
22AQI (US)
16th March 2026
39AQI (US)
39AQI (US)
17th March 2026
27AQI (US)
27AQI (US)
18th March 2026
32AQI (US)
32AQI (US)
19th March 2026
30AQI (US)
30AQI (US)
20th March 2026
34AQI (US)
34AQI (US)
21st March 2026
24AQI (US)
24AQI (US)
22nd March 2026
29AQI (US)
29AQI (US)
23rd March 2026
32AQI (US)
32AQI (US)
24th March 2026
38AQI (US)
38AQI (US)
25th March 2026
20AQI (US)
20AQI (US)
26th March 2026
17AQI (US)
17AQI (US)
27th March 2026
24AQI (US)
24AQI (US)
28th March 2026
30AQI (US)
30AQI (US)
29th March 2026
29AQI (US)
29AQI (US)
30th March 2026
17AQI (US)
17AQI (US)
31st March 2026
26AQI (US)
26AQI (US)
1st April 2026
24AQI (US)
24AQI (US)
2nd April 2026
25AQI (US)
25AQI (US)
3rd April 2026
26AQI (US)
26AQI (US)
4th April 2026
20AQI (US)
20AQI (US)
5th April 2026
22AQI (US)
22AQI (US)
6th April 2026
25AQI (US)
25AQI (US)
7th April 2026
20AQI (US)
20AQI (US)
8th April 2026
21AQI (US)
21AQI (US)
9th April 2026
17AQI (US)
17AQI (US)
10th April 2026
18AQI (US)
18AQI (US)
11th April 2026
24AQI (US)
24AQI (US)
12th April 2026
25AQI (US)
25AQI (US)
13th April 2026
21AQI (US)
21AQI (US)
14th April 2026
24AQI (US)
24AQI (US)
15th April 2026
32AQI (US)
32AQI (US)
16th April 2026
22AQI (US)
22AQI (US)
17th April 2026
18th April 2026
17AQI (US)
17AQI (US)
19th April 2026
18AQI (US)
18AQI (US)
20th April 2026
19AQI (US)
19AQI (US)
21st April 2026
21AQI (US)
21AQI (US)
22nd April 2026
23rd April 2026
27AQI (US)
27AQI (US)
24th April 2026
29AQI (US)
29AQI (US)
25th April 2026
20AQI (US)
20AQI (US)
26th April 2026
19AQI (US)
19AQI (US)
27th April 2026
17AQI (US)
17AQI (US)
28th April 2026
22AQI (US)
22AQI (US)
29th April 2026
24AQI (US)
24AQI (US)
30th April 2026
20AQI (US)
20AQI (US)
1st May 2026
19AQI (US)
19AQI (US)
2nd May 2026
20AQI (US)
20AQI (US)
3rd May 2026
20AQI (US)
20AQI (US)
4th May 2026
23AQI (US)
23AQI (US)
5th May 2026
28AQI (US)
28AQI (US)
6th May 2026
20AQI (US)
20AQI (US)
7th May 2026
20AQI (US)
20AQI (US)
8th May 2026
25AQI (US)
25AQI (US)
9th May 2026
10th May 2026
23AQI (US)
23AQI (US)
11th May 2026
19AQI (US)
19AQI (US)
12th May 2026
18AQI (US)
18AQI (US)
13th May 2026
17AQI (US)
17AQI (US)
14th May 2026
17AQI (US)
17AQI (US)
15th May 2026
16AQI (US)
16AQI (US)
16th May 2026
36AQI (US)
36AQI (US)
17th May 2026
43AQI (US)
43AQI (US)
18th May 2026
56AQI (US)
56AQI (US)
19th May 2026
56AQI (US)
56AQI (US)
20th May 2026
57AQI (US)
57AQI (US)
21st May 2026
48AQI (US)
48AQI (US)
22nd May 2026
39AQI (US)
39AQI (US)
23rd May 2026
33AQI (US)
33AQI (US)
24th May 2026
37AQI (US)
37AQI (US)
25th May 2026
28AQI (US)
28AQI (US)
26th May 2026
39AQI (US)
39AQI (US)
27th May 2026
16AQI (US)
16AQI (US)
28th May 2026
18AQI (US)
18AQI (US)
29th May 2026
27AQI (US)
27AQI (US)
30th May 2026
16AQI (US)
16AQI (US)
31st May 2026
22AQI (US)
22AQI (US)
1st June 2026
22AQI (US)
22AQI (US)
2nd June 2026
17AQI (US)
17AQI (US)
3rd June 2026
24AQI (US)
24AQI (US)
4th June 2026
21AQI (US)
21AQI (US)
5th June 2026
21AQI (US)
21AQI (US)
6th June 2026
22AQI (US)
22AQI (US)
7th June 2026
25AQI (US)
25AQI (US)
8th June 2026
24AQI (US)
24AQI (US)
9th June 2026
22AQI (US)
22AQI (US)
10th June 2026
28AQI (US)
28AQI (US)
11th June 2026
24AQI (US)
24AQI (US)
12th June 2026
26AQI (US)
26AQI (US)
13th June 2026
22AQI (US)
22AQI (US)
14th June 2026
18AQI (US)
18AQI (US)
15th June 2026
18AQI (US)
18AQI (US)
16th June 2026
26AQI (US)
26AQI (US)
17th June 2026
33AQI (US)
33AQI (US)
18th June 2026
19AQI (US)
19AQI (US)
19th June 2026
15AQI (US)
15AQI (US)
20th June 2026
21AQI (US)
21AQI (US)
21st June 2026
25AQI (US)
25AQI (US)
22nd June 2026
18AQI (US)
18AQI (US)
23rd June 2026
26AQI (US)
26AQI (US)
24th June 2026
36AQI (US)
36AQI (US)
25th June 2026
21AQI (US)
21AQI (US)
26th June 2026
18AQI (US)
18AQI (US)
27th June 2026
27AQI (US)
27AQI (US)
28th June 2026
27AQI (US)
27AQI (US)
29th June 2026
27AQI (US)
27AQI (US)
30th June 2026
24AQI (US)
24AQI (US)
1st July 2026
28AQI (US)
28AQI (US)
2nd July 2026
23AQI (US)
23AQI (US)
3rd July 2026
19AQI (US)
19AQI (US)
4th July 2026
24AQI (US)
24AQI (US)
5th July 2026
22AQI (US)
22AQI (US)
6th July 2026
19AQI (US)
19AQI (US)
7th July 2026
18AQI (US)
18AQI (US)
8th July 2026
20AQI (US)
20AQI (US)
9th July 2026
31AQI (US)
31AQI (US)
10th July 2026
25AQI (US)
25AQI (US)
11th July 2026
24AQI (US)
24AQI (US)
12th July 2026
22AQI (US)
22AQI (US)
13th July 2026
18AQI (US)
18AQI (US)
14th July 2026
21AQI (US)
21AQI (US)
15th July 2026
23AQI (US)
23AQI (US)
16th July 2026
19AQI (US)
19AQI (US)
17th July 2026
18AQI (US)
18AQI (US)
18th July 2026
24AQI (US)
24AQI (US)
19th July 2026
26AQI (US)
26AQI (US)
20th July 2026
21AQI (US)
21AQI (US)
21st July 2026
24AQI (US)
24AQI (US)
22nd July 2026
28AQI (US)
28AQI (US)
23rd July 2026
19AQI (US)
19AQI (US)
24th July 2026
22AQI (US)
22AQI (US)
25th July 2026
21AQI (US)
21AQI (US)
26th July 2026
23AQI (US)
23AQI (US)
27th July 2026
20AQI (US)
20AQI (US)
28th July 2026
22AQI (US)
22AQI (US)
29th July 2026
18AQI (US)
18AQI (US)
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
52AQI (US)
41AQI (US)
31AQI (US)
22AQI (US)
29AQI (US)
23AQI (US)
22AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202632AQI (US)
14
16
1
21
7
28
3
28
27
3
30
29
177
29
1
Highest AQI (US) recorded in
January52AQI (US)
Lowest AQI (US) recorded in
July22AQI (US)
202567AQI (US)
3
10
18
11
15
2
1
28
2
30
7
24
11
19
19
12
17
14
6
24
5
24
2
28
2
31
125
191
29
20
Highest AQI (US) recorded in
January152AQI (US)
Lowest AQI (US) recorded in
November34AQI (US)
202462AQI (US)
7
13
3
26
3
12
19
21
9
14
17
30
31
21
7
1
2
13
18
6
6
13
16
2
168
99
25
16
2
Highest AQI (US) recorded in
December155AQI (US)
Lowest AQI (US) recorded in
October13AQI (US)
202384AQI (US)
4
19
4
4
4
13
9
18
12
25
5
2
25
4
11
19
19
12
28
1
2
3
14
4
79
108
44
17
13
Highest AQI (US) recorded in
February186AQI (US)
Lowest AQI (US) recorded in
September0AQI (US)
2022143AQI (US)
1
2
7
19
4
10
15
5
8
31
19
5
Highest AQI (US) recorded in
December173AQI (US)
Lowest AQI (US) recorded in
October107AQI (US)
Most & Least Polluted Years Over the Last 5 Years
Most Polluted Year Recorded
2022(Avg.)
143AQI (US)Least Polluted Year Recorded
2026(Avg.)
32AQI (US)Olgii's annual 2026 AQI (US) (32) shows an average percentage change of -60.03% (improved AQI (US)) compared to previous years: 2022 (143), 2023 (84), 2024 (62), 2025 (67).
