Oster, Chernihivska Oblast, Ukraine 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
Oster, Chernihivska Oblast, Ukraine
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
31st Aug 2024
50AQILowest AQI recorded on
7th Aug 2025
27AQISame Day Analysis (7th August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 1st highest AQI at 27 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 8th Aug - 9th Aug 2025
Oster, Chernihivska Oblast, Ukraine
AQI
Day
Night
.
5 AM8th Aug 2025
8 PM
4 AM9th Aug 2025
Day time
Avg. Highest Time
7AM8th Aug
21AQI
Avg. Lowest Time
6AM8th Aug
15AQI
Night time
Avg. Highest Time
10PM8th Aug
25AQI
Avg. Lowest Time
4AM9th Aug
18AQI
In the last 24 hours,
Oster's AQI reached its highest point of 25 at 10 PM during the Night, while the lowest point, 15, was recorded at 6 AM during the Day between 8th Aug and 9th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Oster, Chernihivska Oblast, Ukraine
JulAug
10th - 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 - 06th06th - 07th07th - 08th08th - 09th09th
Day
Night
10th Jul 2025355 AMAQI
10th Jul 2025326 AMAQI
10th Jul 2025347 AMAQI
10th Jul 2025368 AMAQI
10th Jul 2025369 AMAQI
10th Jul 20253210 AMAQI
10th Jul 20253411 AMAQI
10th Jul 20253012 PMAQI
10th Jul 2025291 PMAQI
10th Jul 2025322 PMAQI
10th Jul 2025273 PMAQI
10th Jul 2025254 PMAQI
10th Jul 2025245 PMAQI
10th Jul 2025246 PMAQI
10th Jul 2025237 PMAQI
10th Jul 2025238 PMAQI
10th Jul 2025259 PMAQI
10th Jul 20252410 PMAQI
10th Jul 20252511 PMAQI
11th Jul 20252512 AMAQI
11th Jul 2025261 AMAQI
11th Jul 2025262 AMAQI
11th Jul 2025183 AMAQI
11th Jul 2025144 AMAQI
24°C16/32°C
11th Jul 2025145 AMAQI
11th Jul 2025166 AMAQI
11th Jul 2025247 AMAQI
11th Jul 2025278 AMAQI
11th Jul 2025299 AMAQI
11th Jul 20253410 AMAQI
11th Jul 20252411 AMAQI
11th Jul 20252812 PMAQI
11th Jul 2025221 PMAQI
11th Jul 2025222 PMAQI
11th Jul 2025253 PMAQI
11th Jul 2025204 PMAQI
11th Jul 2025205 PMAQI
11th Jul 2025226 PMAQI
11th Jul 2025207 PMAQI
11th Jul 2025208 PMAQI
11th Jul 2025219 PMAQI
11th Jul 20252110 PMAQI
11th Jul 20252211 PMAQI
12th Jul 20252212 AMAQI
12th Jul 2025241 AMAQI
12th Jul 2025232 AMAQI
12th Jul 2025203 AMAQI
12th Jul 2025154 AMAQI
19°C14/25°C
12th Jul 2025245 AMAQI
12th Jul 2025226 AMAQI
12th Jul 2025247 AMAQI
12th Jul 2025248 AMAQI
12th Jul 2025269 AMAQI
12th Jul 20252110 AMAQI
12th Jul 20252711 AMAQI
12th Jul 20252512 PMAQI
12th Jul 2025211 PMAQI
12th Jul 2025362 PMAQI
12th Jul 2025203 PMAQI
12th Jul 2025194 PMAQI
12th Jul 2025205 PMAQI
12th Jul 2025196 PMAQI
12th Jul 2025197 PMAQI
12th Jul 2025208 PMAQI
12th Jul 2025239 PMAQI
12th Jul 20251910 PMAQI
12th Jul 20252011 PMAQI
13th Jul 20252012 AMAQI
13th Jul 2025221 AMAQI
13th Jul 2025222 AMAQI
13th Jul 2025193 AMAQI
13th Jul 2025184 AMAQI
20°C13/26°C
13th Jul 2025185 AMAQI
13th Jul 2025186 AMAQI
13th Jul 2025347 AMAQI
13th Jul 2025268 AMAQI
13th Jul 2025239 AMAQI
13th Jul 20252410 AMAQI
13th Jul 20252211 AMAQI
13th Jul 20252512 PMAQI
13th Jul 2025231 PMAQI
13th Jul 2025292 PMAQI
13th Jul 2025193 PMAQI
13th Jul 2025194 PMAQI
13th Jul 2025185 PMAQI
13th Jul 2025186 PMAQI
13th Jul 2025177 PMAQI
13th Jul 2025208 PMAQI
13th Jul 2025209 PMAQI
13th Jul 20252510 PMAQI
13th Jul 20252211 PMAQI
14th Jul 20252412 AMAQI
14th Jul 2025221 AMAQI
14th Jul 2025222 AMAQI
14th Jul 2025223 AMAQI
14th Jul 2025194 AMAQI
21°C15/27°C
14th Jul 2025205 AMAQI
14th Jul 2025226 AMAQI
14th Jul 2025347 AMAQI
14th Jul 2025278 AMAQI
14th Jul 2025309 AMAQI
14th Jul 20252510 AMAQI
14th Jul 20252311 AMAQI
14th Jul 20251912 PMAQI
14th Jul 2025181 PMAQI
14th Jul 2025192 PMAQI
14th Jul 2025183 PMAQI
14th Jul 2025204 PMAQI
14th Jul 2025185 PMAQI
14th Jul 2025176 PMAQI
14th Jul 2025207 PMAQI
14th Jul 2025228 PMAQI
14th Jul 2025239 PMAQI
14th Jul 20252510 PMAQI
14th Jul 20252611 PMAQI
15th Jul 20252912 AMAQI
15th Jul 2025241 AMAQI
15th Jul 2025232 AMAQI
15th Jul 2025273 AMAQI
15th Jul 2025274 AMAQI
23°C16/29°C
15th Jul 2025325 AMAQI
15th Jul 2025426 AMAQI
15th Jul 2025447 AMAQI
15th Jul 2025328 AMAQI
15th Jul 2025269 AMAQI
15th Jul 20252410 AMAQI
15th Jul 20252411 AMAQI
15th Jul 20252312 PMAQI
15th Jul 2025231 PMAQI
15th Jul 2025212 PMAQI
15th Jul 2025243 PMAQI
15th Jul 2025244 PMAQI
15th Jul 2025215 PMAQI
15th Jul 2025216 PMAQI
15th Jul 2025227 PMAQI
15th Jul 2025248 PMAQI
15th Jul 2025249 PMAQI
15th Jul 20252510 PMAQI
15th Jul 20252711 PMAQI
16th Jul 20252612 AMAQI
16th Jul 2025281 AMAQI
16th Jul 2025272 AMAQI
16th Jul 2025283 AMAQI
16th Jul 2025194 AMAQI
22°C17/28°C
16th Jul 2025265 AMAQI
16th Jul 2025236 AMAQI
16th Jul 2025277 AMAQI
16th Jul 2025338 AMAQI
16th Jul 2025309 AMAQI
16th Jul 20252810 AMAQI
16th Jul 20252911 AMAQI
16th Jul 20252312 PMAQI
16th Jul 2025251 PMAQI
16th Jul 2025222 PMAQI
16th Jul 2025233 PMAQI
16th Jul 2025214 PMAQI
16th Jul 2025205 PMAQI
16th Jul 2025216 PMAQI
16th Jul 2025227 PMAQI
16th Jul 2025228 PMAQI
16th Jul 2025269 PMAQI
16th Jul 20252810 PMAQI
16th Jul 20252411 PMAQI
17th Jul 20252512 AMAQI
17th Jul 2025281 AMAQI
17th Jul 2025282 AMAQI
17th Jul 2025243 AMAQI
17th Jul 2025224 AMAQI
21°C16/28°C
17th Jul 2025245 AMAQI
17th Jul 2025286 AMAQI
17th Jul 2025307 AMAQI
17th Jul 2025308 AMAQI
17th Jul 2025299 AMAQI
17th Jul 20252810 AMAQI
17th Jul 20252811 AMAQI
17th Jul 20252712 PMAQI
17th Jul 2025251 PMAQI
17th Jul 2025282 PMAQI
17th Jul 2025253 PMAQI
17th Jul 2025224 PMAQI
17th Jul 2025215 PMAQI
17th Jul 2025226 PMAQI
17th Jul 2025237 PMAQI
17th Jul 2025228 PMAQI
17th Jul 2025229 PMAQI
17th Jul 20252210 PMAQI
17th Jul 20252411 PMAQI
18th Jul 20252612 AMAQI
18th Jul 2025281 AMAQI
18th Jul 2025272 AMAQI
18th Jul 2025263 AMAQI
18th Jul 2025244 AMAQI
17°C16/19°C
18th Jul 2025225 AMAQI
18th Jul 2025246 AMAQI
18th Jul 2025257 AMAQI
18th Jul 2025258 AMAQI
18th Jul 2025269 AMAQI
18th Jul 20252710 AMAQI
18th Jul 20252511 AMAQI
18th Jul 20252412 PMAQI
18th Jul 2025241 PMAQI
18th Jul 2025222 PMAQI
18th Jul 2025243 PMAQI
18th Jul 2025244 PMAQI
18th Jul 2025255 PMAQI
18th Jul 2025246 PMAQI
18th Jul 2025267 PMAQI
18th Jul 2025248 PMAQI
18th Jul 2025259 PMAQI
18th Jul 20252610 PMAQI
18th Jul 20252611 PMAQI
19th Jul 20252612 AMAQI
19th Jul 2025271 AMAQI
19th Jul 2025282 AMAQI
19th Jul 2025243 AMAQI
19th Jul 2025244 AMAQI
18°C14/21°C
19th Jul 2025245 AMAQI
19th Jul 2025246 AMAQI
19th Jul 2025237 AMAQI
19th Jul 2025218 AMAQI
19th Jul 2025239 AMAQI
19th Jul 20252310 AMAQI
19th Jul 20252011 AMAQI
19th Jul 20251712 PMAQI
19th Jul 2025151 PMAQI
19th Jul 2025162 PMAQI
19th Jul 2025193 PMAQI
19th Jul 2025184 PMAQI
19th Jul 2025185 PMAQI
19th Jul 2025186 PMAQI
19th Jul 2025197 PMAQI
19th Jul 2025208 PMAQI
19th Jul 2025199 PMAQI
19th Jul 20251810 PMAQI
19th Jul 20251811 PMAQI
20th Jul 20252112 AMAQI
20th Jul 2025241 AMAQI
20th Jul 2025242 AMAQI
20th Jul 2025203 AMAQI
20th Jul 2025164 AMAQI
18°C15/22°C
20th Jul 2025195 AMAQI
20th Jul 2025216 AMAQI
20th Jul 2025217 AMAQI
20th Jul 2025218 AMAQI
20th Jul 2025209 AMAQI
20th Jul 20252010 AMAQI
20th Jul 20252911 AMAQI
20th Jul 20252312 PMAQI
20th Jul 2025221 PMAQI
20th Jul 2025242 PMAQI
20th Jul 2025213 PMAQI
20th Jul 2025204 PMAQI
20th Jul 2025205 PMAQI
20th Jul 2025206 PMAQI
20th Jul 2025187 PMAQI
20th Jul 2025188 PMAQI
20th Jul 2025199 PMAQI
20th Jul 20251710 PMAQI
20th Jul 20251811 PMAQI
21st Jul 20252012 AMAQI
21st Jul 2025221 AMAQI
21st Jul 2025222 AMAQI
21st Jul 2025213 AMAQI
21st Jul 2025234 AMAQI
18°C15/23°C
21st Jul 2025305 AMAQI
21st Jul 2025306 AMAQI
21st Jul 2025247 AMAQI
21st Jul 2025228 AMAQI
21st Jul 2025229 AMAQI
21st Jul 20252510 AMAQI
21st Jul 20252211 AMAQI
21st Jul 20252212 PMAQI
21st Jul 2025241 PMAQI
21st Jul 2025182 PMAQI
21st Jul 2025193 PMAQI
21st Jul 2025194 PMAQI
21st Jul 2025185 PMAQI
21st Jul 2025186 PMAQI
21st Jul 2025197 PMAQI
21st Jul 2025188 PMAQI
21st Jul 2025209 PMAQI
21st Jul 20251810 PMAQI
21st Jul 20251911 PMAQI
22nd Jul 20252212 AMAQI
22nd Jul 2025241 AMAQI
22nd Jul 2025242 AMAQI
22nd Jul 2025213 AMAQI
22nd Jul 2025244 AMAQI
20°C15/25°C
22nd Jul 2025245 AMAQI
22nd Jul 2025256 AMAQI
22nd Jul 2025267 AMAQI
22nd Jul 2025288 AMAQI
22nd Jul 2025289 AMAQI
22nd Jul 20252610 AMAQI
22nd Jul 20252411 AMAQI
22nd Jul 20252612 PMAQI
22nd Jul 2025241 PMAQI
22nd Jul 2025232 PMAQI
22nd Jul 2025203 PMAQI
22nd Jul 2025204 PMAQI
22nd Jul 2025215 PMAQI
22nd Jul 2025226 PMAQI
22nd Jul 2025237 PMAQI
22nd Jul 2025228 PMAQI
22nd Jul 2025239 PMAQI
22nd Jul 20252410 PMAQI
22nd Jul 20252511 PMAQI
23rd Jul 20252412 AMAQI
23rd Jul 2025241 AMAQI
23rd Jul 2025242 AMAQI
23rd Jul 2025263 AMAQI
23rd Jul 2025274 AMAQI
22°C16/28°C
23rd Jul 2025295 AMAQI
23rd Jul 2025226 AMAQI
23rd Jul 2025227 AMAQI
23rd Jul 2025268 AMAQI
23rd Jul 2025239 AMAQI
23rd Jul 20252110 AMAQI
23rd Jul 20252211 AMAQI
23rd Jul 20252312 PMAQI
23rd Jul 2025201 PMAQI
23rd Jul 2025182 PMAQI
23rd Jul 2025183 PMAQI
23rd Jul 2025164 PMAQI
23rd Jul 2025165 PMAQI
23rd Jul 2025166 PMAQI
23rd Jul 2025167 PMAQI
23rd Jul 2025178 PMAQI
23rd Jul 2025179 PMAQI
23rd Jul 20251710 PMAQI
23rd Jul 20251611 PMAQI
24th Jul 20252112 AMAQI
24th Jul 2025281 AMAQI
24th Jul 2025272 AMAQI
24th Jul 2025203 AMAQI
24th Jul 2025154 AMAQI
21°C18/27°C
24th Jul 2025145 AMAQI
24th Jul 2025166 AMAQI
24th Jul 2025187 AMAQI
24th Jul 2025208 AMAQI
24th Jul 2025209 AMAQI
24th Jul 20251710 AMAQI
24th Jul 20251511 AMAQI
24th Jul 20251412 PMAQI
24th Jul 2025161 PMAQI
24th Jul 2025142 PMAQI
24th Jul 2025153 PMAQI
24th Jul 2025154 PMAQI
24th Jul 2025145 PMAQI
24th Jul 2025156 PMAQI
24th Jul 2025147 PMAQI
24th Jul 2025168 PMAQI
24th Jul 2025169 PMAQI
24th Jul 20251910 PMAQI
24th Jul 20251711 PMAQI
25th Jul 20251812 AMAQI
25th Jul 2025221 AMAQI
25th Jul 2025222 AMAQI
25th Jul 2025173 AMAQI
25th Jul 2025184 AMAQI
22°C15/28°C
25th Jul 2025265 AMAQI
25th Jul 2025206 AMAQI
25th Jul 2025237 AMAQI
25th Jul 2025268 AMAQI
25th Jul 2025219 AMAQI
25th Jul 20252210 AMAQI
25th Jul 20252011 AMAQI
25th Jul 20251912 PMAQI
25th Jul 2025201 PMAQI
25th Jul 2025192 PMAQI
25th Jul 2025163 PMAQI
25th Jul 2025224 PMAQI
25th Jul 2025175 PMAQI
25th Jul 2025206 PMAQI
25th Jul 2025197 PMAQI
25th Jul 2025208 PMAQI
25th Jul 2025209 PMAQI
25th Jul 20252110 PMAQI
25th Jul 20252211 PMAQI
26th Jul 20252212 AMAQI
26th Jul 2025221 AMAQI
26th Jul 2025222 AMAQI
26th Jul 2025223 AMAQI
26th Jul 2025224 AMAQI
22°C18/28°C
26th Jul 2025215 AMAQI
26th Jul 2025226 AMAQI
26th Jul 2025267 AMAQI
26th Jul 2025268 AMAQI
26th Jul 2025259 AMAQI
26th Jul 20252210 AMAQI
26th Jul 20252211 AMAQI
26th Jul 20252112 PMAQI
26th Jul 2025211 PMAQI
26th Jul 2025212 PMAQI
26th Jul 2025163 PMAQI
26th Jul 2025184 PMAQI
26th Jul 2025185 PMAQI
26th Jul 2025196 PMAQI
26th Jul 2025207 PMAQI
26th Jul 2025218 PMAQI
26th Jul 2025249 PMAQI
26th Jul 20252710 PMAQI
26th Jul 20252711 PMAQI
27th Jul 20252612 AMAQI
27th Jul 2025251 AMAQI
27th Jul 2025252 AMAQI
27th Jul 2025243 AMAQI
27th Jul 2025244 AMAQI
22°C18/27°C
27th Jul 2025265 AMAQI
27th Jul 2025276 AMAQI
27th Jul 2025307 AMAQI
27th Jul 2025318 AMAQI
27th Jul 2025329 AMAQI
27th Jul 20253010 AMAQI
27th Jul 20252811 AMAQI
27th Jul 20253012 PMAQI
27th Jul 2025301 PMAQI
27th Jul 2025332 PMAQI
27th Jul 2025263 PMAQI
27th Jul 2025244 PMAQI
27th Jul 2025255 PMAQI
27th Jul 2025246 PMAQI
27th Jul 2025267 PMAQI
27th Jul 2025278 PMAQI
27th Jul 2025279 PMAQI
27th Jul 20252810 PMAQI
27th Jul 20252811 PMAQI
28th Jul 20252812 AMAQI
28th Jul 2025261 AMAQI
28th Jul 2025262 AMAQI
28th Jul 2025253 AMAQI
28th Jul 2025274 AMAQI
22°C17/26°C
28th Jul 2025305 AMAQI
28th Jul 2025316 AMAQI
28th Jul 2025287 AMAQI
28th Jul 2025308 AMAQI
28th Jul 2025289 AMAQI
28th Jul 20252410 AMAQI
28th Jul 20252611 AMAQI
28th Jul 20252612 PMAQI
28th Jul 2025261 PMAQI
28th Jul 2025282 PMAQI
28th Jul 2025263 PMAQI
28th Jul 2025274 PMAQI
28th Jul 2025265 PMAQI
28th Jul 2025246 PMAQI
28th Jul 2025257 PMAQI
28th Jul 2025298 PMAQI
28th Jul 2025289 PMAQI
28th Jul 20252510 PMAQI
28th Jul 20252611 PMAQI
29th Jul 20252612 AMAQI
29th Jul 2025281 AMAQI
29th Jul 2025282 AMAQI
29th Jul 2025273 AMAQI
29th Jul 2025264 AMAQI
24°C19/33°C
29th Jul 2025285 AMAQI
29th Jul 2025326 AMAQI
29th Jul 2025287 AMAQI
29th Jul 2025348 AMAQI
29th Jul 2025309 AMAQI
29th Jul 20253010 AMAQI
29th Jul 20252711 AMAQI
29th Jul 20252612 PMAQI
29th Jul 2025251 PMAQI
29th Jul 2025252 PMAQI
29th Jul 2025213 PMAQI
29th Jul 2025204 PMAQI
29th Jul 2025215 PMAQI
29th Jul 2025246 PMAQI
29th Jul 2025267 PMAQI
29th Jul 2025298 PMAQI
29th Jul 2025289 PMAQI
29th Jul 20253010 PMAQI
29th Jul 20253011 PMAQI
30th Jul 20253012 AMAQI
30th Jul 2025301 AMAQI
30th Jul 2025282 AMAQI
30th Jul 2025393 AMAQI
30th Jul 2025404 AMAQI
23°C17/33°C
30th Jul 2025375 AMAQI
30th Jul 2025376 AMAQI
30th Jul 2025327 AMAQI
30th Jul 2025378 AMAQI
30th Jul 2025369 AMAQI
30th Jul 20253210 AMAQI
30th Jul 20252711 AMAQI
30th Jul 20252912 PMAQI
30th Jul 2025291 PMAQI
30th Jul 2025252 PMAQI
30th Jul 2025273 PMAQI
30th Jul 2025264 PMAQI
30th Jul 2025265 PMAQI
30th Jul 2025266 PMAQI
30th Jul 2025267 PMAQI
30th Jul 2025278 PMAQI
30th Jul 2025289 PMAQI
30th Jul 20254210 PMAQI
30th Jul 20254011 PMAQI
31st Jul 20254012 AMAQI
31st Jul 2025401 AMAQI
31st Jul 2025402 AMAQI
31st Jul 2025403 AMAQI
31st Jul 2025404 AMAQI
18°C15/20°C
31st Jul 2025225 AMAQI
31st Jul 2025156 AMAQI
31st Jul 2025187 AMAQI
31st Jul 2025188 AMAQI
31st Jul 2025219 AMAQI
31st Jul 20252510 AMAQI
31st Jul 20252411 AMAQI
31st Jul 20252112 PMAQI
31st Jul 2025211 PMAQI
31st Jul 2025282 PMAQI
31st Jul 2025513 PMAQI
31st Jul 2025514 PMAQI
31st Jul 2025435 PMAQI
31st Jul 2025386 PMAQI
31st Jul 2025387 PMAQI
31st Jul 2025458 PMAQI
31st Jul 2025439 PMAQI
31st Jul 20254310 PMAQI
31st Jul 20254611 PMAQI
1st Aug 20254412 AMAQI
1st Aug 2025461 AMAQI
1st Aug 2025412 AMAQI
1st Aug 2025303 AMAQI
1st Aug 2025304 AMAQI
17°C14/21°C
1st Aug 2025345 AMAQI
1st Aug 2025326 AMAQI
1st Aug 2025327 AMAQI
1st Aug 2025398 AMAQI
1st Aug 2025379 AMAQI
1st Aug 20252610 AMAQI
1st Aug 20253011 AMAQI
1st Aug 20252612 PMAQI
1st Aug 2025301 PMAQI
1st Aug 2025332 PMAQI
1st Aug 2025273 PMAQI
1st Aug 2025304 PMAQI
1st Aug 2025335 PMAQI
1st Aug 2025406 PMAQI
1st Aug 2025387 PMAQI
1st Aug 2025428 PMAQI
1st Aug 2025409 PMAQI
1st Aug 20254310 PMAQI
1st Aug 20253411 PMAQI
2nd Aug 20253612 AMAQI
2nd Aug 2025411 AMAQI
2nd Aug 2025402 AMAQI
2nd Aug 2025383 AMAQI
2nd Aug 2025394 AMAQI
19°C13/25°C
2nd Aug 2025425 AMAQI
2nd Aug 2025476 AMAQI
2nd Aug 2025427 AMAQI
2nd Aug 2025458 AMAQI
2nd Aug 2025389 AMAQI
2nd Aug 20254610 AMAQI
2nd Aug 20253911 AMAQI
2nd Aug 20253612 PMAQI
2nd Aug 2025461 PMAQI
2nd Aug 2025442 PMAQI
2nd Aug 2025403 PMAQI
2nd Aug 2025364 PMAQI
2nd Aug 2025335 PMAQI
2nd Aug 2025396 PMAQI
2nd Aug 2025407 PMAQI
2nd Aug 2025438 PMAQI
2nd Aug 2025459 PMAQI
2nd Aug 20254710 PMAQI
2nd Aug 20254011 PMAQI
3rd Aug 20253612 AMAQI
3rd Aug 2025401 AMAQI
3rd Aug 2025442 AMAQI
3rd Aug 2025393 AMAQI
3rd Aug 2025334 AMAQI
21°C14/27°C
3rd Aug 2025365 AMAQI
3rd Aug 2025346 AMAQI
3rd Aug 2025367 AMAQI
3rd Aug 2025418 AMAQI
3rd Aug 2025389 AMAQI
3rd Aug 20254210 AMAQI
3rd Aug 20253911 AMAQI
3rd Aug 20253312 PMAQI
3rd Aug 2025371 PMAQI
3rd Aug 2025332 PMAQI
3rd Aug 2025333 PMAQI
3rd Aug 2025314 PMAQI
3rd Aug 2025345 PMAQI
3rd Aug 2025346 PMAQI
3rd Aug 2025347 PMAQI
3rd Aug 2025348 PMAQI
3rd Aug 2025349 PMAQI
3rd Aug 20254010 PMAQI
3rd Aug 20254011 PMAQI
4th Aug 20254012 AMAQI
4th Aug 2025391 AMAQI
4th Aug 2025402 AMAQI
4th Aug 2025333 AMAQI
4th Aug 2025344 AMAQI
21°C16/27°C
4th Aug 2025305 AMAQI
4th Aug 2025326 AMAQI
4th Aug 2025357 AMAQI
4th Aug 2025388 AMAQI
4th Aug 2025369 AMAQI
4th Aug 20253410 AMAQI
4th Aug 20253311 AMAQI
4th Aug 20253212 PMAQI
4th Aug 2025321 PMAQI
4th Aug 2025322 PMAQI
4th Aug 2025343 PMAQI
4th Aug 2025294 PMAQI
4th Aug 2025315 PMAQI
4th Aug 2025306 PMAQI
4th Aug 2025307 PMAQI
4th Aug 2025338 PMAQI
4th Aug 2025349 PMAQI
4th Aug 20253410 PMAQI
4th Aug 20253111 PMAQI
5th Aug 20253212 AMAQI
5th Aug 2025321 AMAQI
5th Aug 2025322 AMAQI
5th Aug 2025483 AMAQI
5th Aug 2025444 AMAQI
22°C17/28°C
5th Aug 2025365 AMAQI
5th Aug 2025356 AMAQI
5th Aug 2025397 AMAQI
5th Aug 2025388 AMAQI
5th Aug 2025419 AMAQI
5th Aug 20253410 AMAQI
5th Aug 20254211 AMAQI
5th Aug 20253612 PMAQI
5th Aug 2025371 PMAQI
5th Aug 2025402 PMAQI
5th Aug 2025363 PMAQI
5th Aug 2025334 PMAQI
5th Aug 2025355 PMAQI
5th Aug 2025336 PMAQI
5th Aug 2025307 PMAQI
5th Aug 2025348 PMAQI
5th Aug 2025349 PMAQI
5th Aug 20253510 PMAQI
5th Aug 20253611 PMAQI
6th Aug 20253612 AMAQI
6th Aug 2025351 AMAQI
6th Aug 2025362 AMAQI
6th Aug 2025333 AMAQI
6th Aug 2025344 AMAQI
23°C17/28°C
6th Aug 2025305 AMAQI
6th Aug 2025356 AMAQI
6th Aug 2025317 AMAQI
6th Aug 2025348 AMAQI
6th Aug 2025329 AMAQI
6th Aug 20253110 AMAQI
6th Aug 20252911 AMAQI
6th Aug 20253012 PMAQI
6th Aug 2025281 PMAQI
6th Aug 2025292 PMAQI
6th Aug 2025303 PMAQI
6th Aug 2025304 PMAQI
6th Aug 2025305 PMAQI
6th Aug 2025306 PMAQI
6th Aug 2025307 PMAQI
6th Aug 2025308 PMAQI
6th Aug 2025309 PMAQI
6th Aug 20253110 PMAQI
6th Aug 20253011 PMAQI
7th Aug 20253112 AMAQI
7th Aug 2025311 AMAQI
7th Aug 2025322 AMAQI
7th Aug 2025323 AMAQI
7th Aug 2025334 AMAQI
22°C16/30°C
7th Aug 2025325 AMAQI
7th Aug 2025296 AMAQI
7th Aug 2025387 AMAQI
7th Aug 2025248 AMAQI
7th Aug 2025269 AMAQI
7th Aug 20252310 AMAQI
7th Aug 20251911 AMAQI
7th Aug 20251812 PMAQI
7th Aug 2025181 PMAQI
7th Aug 2025182 PMAQI
7th Aug 2025213 PMAQI
7th Aug 2025204 PMAQI
7th Aug 2025255 PMAQI
7th Aug 2025246 PMAQI
7th Aug 2025237 PMAQI
7th Aug 2025258 PMAQI
7th Aug 2025289 PMAQI
7th Aug 20252610 PMAQI
7th Aug 20252411 PMAQI
8th Aug 20252612 AMAQI
8th Aug 2025301 AMAQI
8th Aug 2025292 AMAQI
8th Aug 2025173 AMAQI
8th Aug 2025144 AMAQI
18°C13/24°C
8th Aug 2025155 AMAQI
8th Aug 2025156 AMAQI
8th Aug 2025217 AMAQI
8th Aug 2025218 AMAQI
8th Aug 2025209 AMAQI
8th Aug 20251910 AMAQI
8th Aug 20251911 AMAQI
8th Aug 20251912 PMAQI
8th Aug 2025201 PMAQI
8th Aug 2025182 PMAQI
8th Aug 2025213 PMAQI
8th Aug 2025204 PMAQI
8th Aug 2025185 PMAQI
8th Aug 2025186 PMAQI
8th Aug 2025177 PMAQI
8th Aug 2025198 PMAQI
8th Aug 2025249 PMAQI
8th Aug 20252510 PMAQI
8th Aug 20252211 PMAQI
9th Aug 20252312 AMAQI
9th Aug 2025241 AMAQI
9th Aug 2025232 AMAQI
9th Aug 2025193 AMAQI
9th Aug 2025184 AMAQI
19°C12/24°C
9th Aug 2025175 AMAQI
5 AM9th Aug 2025186 AMAQI
9th Aug 2025197 AMAQI
9th Aug 2025208 AMAQI
9th Aug 2025209 AMAQI
9th Aug 20252010 AMAQI
9th Aug 20252211 AMAQI
9th Aug 20251912 PMAQI
12 PM8 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
7 AM - 8 PM
26AQI
14 hours / Day
420 hours / Month
Avg. Lowest Time
5 AM - 7 PM
26AQI
15 hours / Day
450 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 AM to 8 PM (Avg. 26), while the lowest AQI was between 5 AM to 7 PM (Avg. 26).
Night time
Avg. Highest Time
1 AM - 3 AM
28AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
4 AM - 9 PM
26AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 AM to 3 AM (Avg. 28), while the lowest AQI was between 4 AM to 9 PM (Avg. 26).
2025 Days Vs Air Quality
Oster, Chernihivska Oblast, Ukraine
2025
70%
154
29%
64
0.4%
1
Total number of days with different AQI categories in last 221 days in 2025 (144 days remaining)
Good
154 DaysModerate
64 DaysPoor
1 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 70%
Health Risk Level:
Low
In 2025, 70% of 221 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
Oster, Chernihivska Oblast, Ukraine
AQI levels in 2025
AQI
PM2.5
PM10
CO
SO2
NO2
O3
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
1st January 2025
49AQI
49AQI
2nd January 2025
46AQI
46AQI
3rd January 2025
47AQI
47AQI
4th January 2025
47AQI
47AQI
5th January 2025
54AQI
54AQI
6th January 2025
44AQI
44AQI
7th January 2025
48AQI
48AQI
8th January 2025
46AQI
46AQI
9th January 2025
44AQI
44AQI
10th January 2025
42AQI
42AQI
11th January 2025
40AQI
40AQI
12th January 2025
42AQI
42AQI
13th January 2025
47AQI
47AQI
14th January 2025
55AQI
55AQI
15th January 2025
50AQI
50AQI
16th January 2025
56AQI
56AQI
17th January 2025
54AQI
54AQI
18th January 2025
59AQI
59AQI
19th January 2025
99AQI
99AQI
20th January 2025
74AQI
74AQI
21st January 2025
65AQI
65AQI
22nd January 2025
66AQI
66AQI
23rd January 2025
64AQI
64AQI
24th January 2025
54AQI
54AQI
25th January 2025
53AQI
53AQI
26th January 2025
50AQI
50AQI
27th January 2025
46AQI
46AQI
28th January 2025
47AQI
47AQI
29th January 2025
40AQI
40AQI
30th January 2025
45AQI
45AQI
31st January 2025
50AQI
50AQI
1st February 2025
39AQI
39AQI
2nd February 2025
48AQI
48AQI
3rd February 2025
48AQI
48AQI
4th February 2025
58AQI
58AQI
5th February 2025
61AQI
61AQI
6th February 2025
64AQI
64AQI
7th February 2025
49AQI
49AQI
8th February 2025
49AQI
49AQI
9th February 2025
54AQI
54AQI
10th February 2025
59AQI
59AQI
11th February 2025
57AQI
57AQI
12th February 2025
57AQI
57AQI
13th February 2025
70AQI
70AQI
14th February 2025
97AQI
97AQI
15th February 2025
50AQI
50AQI
16th February 2025
51AQI
51AQI
17th February 2025
72AQI
72AQI
18th February 2025
77AQI
77AQI
19th February 2025
60AQI
60AQI
20th February 2025
60AQI
60AQI
21st February 2025
46AQI
46AQI
22nd February 2025
44AQI
44AQI
23rd February 2025
46AQI
46AQI
24th February 2025
51AQI
51AQI
25th February 2025
57AQI
57AQI
26th February 2025
67AQI
67AQI
27th February 2025
62AQI
62AQI
28th February 2025
64AQI
64AQI
1st March 2025
61AQI
61AQI
2nd March 2025
54AQI
54AQI
3rd March 2025
53AQI
53AQI
4th March 2025
52AQI
52AQI
5th March 2025
51AQI
51AQI
6th March 2025
55AQI
55AQI
7th March 2025
55AQI
55AQI
8th March 2025
67AQI
67AQI
9th March 2025
70AQI
70AQI
10th March 2025
70AQI
70AQI
11th March 2025
96AQI
96AQI
12th March 2025
104AQI
104AQI
13th March 2025
59AQI
59AQI
14th March 2025
53AQI
53AQI
15th March 2025
59AQI
59AQI
16th March 2025
54AQI
54AQI
17th March 2025
50AQI
50AQI
18th March 2025
53AQI
53AQI
19th March 2025
58AQI
58AQI
20th March 2025
56AQI
56AQI
21st March 2025
56AQI
56AQI
22nd March 2025
63AQI
63AQI
23rd March 2025
58AQI
58AQI
24th March 2025
54AQI
54AQI
25th March 2025
66AQI
66AQI
26th March 2025
81AQI
81AQI
27th March 2025
64AQI
64AQI
28th March 2025
63AQI
63AQI
29th March 2025
62AQI
62AQI
30th March 2025
63AQI
63AQI
31st March 2025
53AQI
53AQI
1st April 2025
54AQI
54AQI
2nd April 2025
54AQI
54AQI
3rd April 2025
54AQI
54AQI
4th April 2025
57AQI
57AQI
5th April 2025
50AQI
50AQI
6th April 2025
30AQI
30AQI
7th April 2025
30AQI
30AQI
8th April 2025
24AQI
24AQI
9th April 2025
36AQI
36AQI
10th April 2025
26AQI
26AQI
11th April 2025
34AQI
34AQI
12th April 2025
39AQI
39AQI
13th April 2025
36AQI
36AQI
14th April 2025
30AQI
30AQI
15th April 2025
35AQI
35AQI
16th April 2025
35AQI
35AQI
17th April 2025
35AQI
35AQI
18th April 2025
37AQI
37AQI
19th April 2025
34AQI
34AQI
20th April 2025
44AQI
44AQI
21st April 2025
46AQI
46AQI
22nd April 2025
44AQI
44AQI
23rd April 2025
39AQI
39AQI
24th April 2025
44AQI
44AQI
25th April 2025
38AQI
38AQI
26th April 2025
27AQI
27AQI
27th April 2025
29AQI
29AQI
28th April 2025
33AQI
33AQI
29th April 2025
41AQI
41AQI
30th April 2025
33AQI
33AQI
1st May 2025
28AQI
28AQI
2nd May 2025
17AQI
17AQI
3rd May 2025
23AQI
23AQI
4th May 2025
21AQI
21AQI
5th May 2025
24AQI
24AQI
6th May 2025
28AQI
28AQI
7th May 2025
26AQI
26AQI
8th May 2025
18AQI
18AQI
9th May 2025
20AQI
20AQI
10th May 2025
19AQI
19AQI
11th May 2025
20AQI
20AQI
12th May 2025
20AQI
20AQI
13th May 2025
19AQI
19AQI
14th May 2025
21AQI
21AQI
15th May 2025
21AQI
21AQI
16th May 2025
19AQI
19AQI
17th May 2025
21AQI
21AQI
18th May 2025
18AQI
18AQI
19th May 2025
17AQI
17AQI
20th May 2025
17AQI
17AQI
21st May 2025
20AQI
20AQI
22nd May 2025
19AQI
19AQI
23rd May 2025
18AQI
18AQI
24th May 2025
20AQI
20AQI
25th May 2025
30AQI
30AQI
26th May 2025
28AQI
28AQI
27th May 2025
18AQI
18AQI
28th May 2025
18AQI
18AQI
29th May 2025
20AQI
20AQI
30th May 2025
19AQI
19AQI
31st May 2025
24AQI
24AQI
1st June 2025
19AQI
19AQI
2nd June 2025
19AQI
19AQI
3rd June 2025
25AQI
25AQI
4th June 2025
25AQI
25AQI
5th June 2025
24AQI
24AQI
6th June 2025
27AQI
27AQI
7th June 2025
30AQI
30AQI
8th June 2025
30AQI
30AQI
9th June 2025
31AQI
31AQI
10th June 2025
25AQI
25AQI
11th June 2025
23AQI
23AQI
12th June 2025
25AQI
25AQI
13th June 2025
25AQI
25AQI
14th June 2025
23AQI
23AQI
15th June 2025
22AQI
22AQI
16th June 2025
23AQI
23AQI
17th June 2025
27AQI
27AQI
18th June 2025
25AQI
25AQI
19th June 2025
25AQI
25AQI
20th June 2025
21AQI
21AQI
21st June 2025
19AQI
19AQI
22nd June 2025
19AQI
19AQI
23rd June 2025
16AQI
16AQI
24th June 2025
18AQI
18AQI
25th June 2025
18AQI
18AQI
26th June 2025
16AQI
16AQI
27th June 2025
16AQI
16AQI
28th June 2025
18AQI
18AQI
29th June 2025
17AQI
17AQI
30th June 2025
19AQI
19AQI
1st July 2025
15AQI
15AQI
2nd July 2025
14AQI
14AQI
3rd July 2025
16AQI
16AQI
4th July 2025
24AQI
24AQI
5th July 2025
21AQI
21AQI
6th July 2025
19AQI
19AQI
7th July 2025
25AQI
25AQI
8th July 2025
27AQI
27AQI
9th July 2025
29AQI
29AQI
10th July 2025
28AQI
28AQI
11th July 2025
22AQI
22AQI
12th July 2025
22AQI
22AQI
13th July 2025
21AQI
21AQI
14th July 2025
23AQI
23AQI
15th July 2025
28AQI
28AQI
16th July 2025
25AQI
25AQI
17th July 2025
25AQI
25AQI
18th July 2025
25AQI
25AQI
19th July 2025
22AQI
22AQI
20th July 2025
20AQI
20AQI
21st July 2025
21AQI
21AQI
22nd July 2025
23AQI
23AQI
23rd July 2025
21AQI
21AQI
24th July 2025
17AQI
17AQI
25th July 2025
20AQI
20AQI
26th July 2025
22AQI
22AQI
27th July 2025
27AQI
27AQI
28th July 2025
27AQI
27AQI
29th July 2025
27AQI
27AQI
30th July 2025
31AQI
31AQI
31st July 2025
35AQI
35AQI
1st August 2025
37AQI
37AQI
2nd August 2025
40AQI
40AQI
3rd August 2025
37AQI
37AQI
4th August 2025
35AQI
35AQI
5th August 2025
35AQI
35AQI
6th August 2025
32AQI
32AQI
7th August 2025
27AQI
27AQI
52AQI
58AQI
62AQI
38AQI
21AQI
22AQI
23AQI
35AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202539AQI
19
12
9
19
1
29
1
26
4
31
30
31
7
154
64
1
Highest AQI recorded in
March62AQI
Lowest AQI recorded in
May21AQI
202445AQI
10
13
15
14
10
21
26
4
30
1
30
31
28
2
1
11
2
27
3
13
18
233
77
Highest AQI recorded in
March55AQI
Lowest AQI recorded in
October38AQI
202343AQI
3
9
5
12
5
Highest AQI recorded in
December45AQI
Lowest AQI recorded in
November35AQI
202249AQI
2
2
13
17
1
16
19
Highest AQI recorded in
November51AQI
Lowest AQI recorded in
December21AQI
Most & Least Polluted Years Over the Last 4 Years
Most Polluted Year Recorded
2022(Avg.)
49AQILeast Polluted Year Recorded
2025(Avg.)
39AQIOster's annual 2025 AQI (39) shows an average percentage change of -13.9% (improved AQI) compared to previous years: 2022 (49), 2023 (43), 2024 (45).
