Ostrava Radvanice Ozo, Petrvald, Moravskoslezsky Kraj, Czechia 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
Ostrava Radvanice Ozo, Petrvald, Moravskoslezsky Kraj, Czechia
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
31st Aug 2021
81AQILowest AQI recorded on
1st Aug 2025
26AQISame Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 26 of Good air quality, showing improvement over 2024, 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Ostrava Radvanice Ozo, Petrvald, Moravskoslezsky Kraj, Czechia
AQI
Day
Night
.
4 AM2nd Aug 2025
8 PM
3 AM3rd Aug 2025
Day time
Avg. Highest Time
8AM2nd Aug
29AQI
Avg. Lowest Time
12PM2nd Aug
19AQI
Night time
Avg. Highest Time
2AM3rd Aug
38AQI
Avg. Lowest Time
12AM3rd Aug
25AQI
In the last 24 hours,
Ostrava Radvanice Ozo's AQI reached its highest point of 38 at 2 AM during the Night, while the lowest point, 19, was recorded at 12 PM during the Day between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Ostrava Radvanice Ozo, Petrvald, Moravskoslezsky Kraj, Czechia
JulAug
04th - 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 - 02nd02nd - 03rd03rd
Day
Night
4th Jul 2025314 AMAQI
4th Jul 2025305 AMAQI
4th Jul 2025306 AMAQI
4th Jul 2025307 AMAQI
4th Jul 2025348 AMAQI
4th Jul 2025369 AMAQI
4th Jul 20253410 AMAQI
4th Jul 20252811 AMAQI
4th Jul 20252712 PMAQI
4th Jul 2025281 PMAQI
4th Jul 2025342 PMAQI
4th Jul 2025333 PMAQI
4th Jul 2025344 PMAQI
4th Jul 2025345 PMAQI
4th Jul 2025346 PMAQI
4th Jul 2025347 PMAQI
4th Jul 2025338 PMAQI
4th Jul 2025339 PMAQI
4th Jul 20253410 PMAQI
4th Jul 20253411 PMAQI
5th Jul 20253312 AMAQI
5th Jul 2025321 AMAQI
5th Jul 2025282 AMAQI
5th Jul 2025273 AMAQI
17°C14/22°C
5th Jul 2025284 AMAQI
5th Jul 2025325 AMAQI
5th Jul 2025366 AMAQI
5th Jul 2025377 AMAQI
5th Jul 2025348 AMAQI
5th Jul 2025379 AMAQI
5th Jul 20253710 AMAQI
5th Jul 20253611 AMAQI
5th Jul 20252812 PMAQI
5th Jul 2025301 PMAQI
5th Jul 2025342 PMAQI
5th Jul 2025333 PMAQI
5th Jul 2025334 PMAQI
5th Jul 2025345 PMAQI
5th Jul 2025326 PMAQI
5th Jul 2025337 PMAQI
5th Jul 2025338 PMAQI
5th Jul 2025349 PMAQI
5th Jul 20253410 PMAQI
5th Jul 20253411 PMAQI
6th Jul 20253512 AMAQI
6th Jul 2025341 AMAQI
6th Jul 2025342 AMAQI
6th Jul 2025313 AMAQI
19°C13/25°C
6th Jul 2025324 AMAQI
6th Jul 2025325 AMAQI
6th Jul 2025386 AMAQI
6th Jul 2025397 AMAQI
6th Jul 2025388 AMAQI
6th Jul 2025409 AMAQI
6th Jul 20253910 AMAQI
6th Jul 20254011 AMAQI
6th Jul 20254212 PMAQI
6th Jul 2025371 PMAQI
6th Jul 2025362 PMAQI
6th Jul 2025373 PMAQI
6th Jul 2025374 PMAQI
6th Jul 2025355 PMAQI
6th Jul 2025386 PMAQI
6th Jul 2025377 PMAQI
6th Jul 2025398 PMAQI
6th Jul 2025369 PMAQI
6th Jul 20253610 PMAQI
6th Jul 20253611 PMAQI
7th Jul 20253712 AMAQI
7th Jul 2025371 AMAQI
7th Jul 2025312 AMAQI
7th Jul 2025303 AMAQI
24°C16/30°C
7th Jul 2025314 AMAQI
7th Jul 2025295 AMAQI
7th Jul 2025376 AMAQI
7th Jul 2025347 AMAQI
7th Jul 2025438 AMAQI
7th Jul 2025449 AMAQI
7th Jul 20254810 AMAQI
7th Jul 20254411 AMAQI
7th Jul 20254412 PMAQI
7th Jul 2025391 PMAQI
7th Jul 2025342 PMAQI
7th Jul 2025353 PMAQI
7th Jul 2025344 PMAQI
7th Jul 2025325 PMAQI
7th Jul 2025326 PMAQI
7th Jul 2025337 PMAQI
7th Jul 2025318 PMAQI
7th Jul 2025329 PMAQI
7th Jul 20253410 PMAQI
7th Jul 20253411 PMAQI
8th Jul 20253412 AMAQI
8th Jul 2025351 AMAQI
8th Jul 2025312 AMAQI
8th Jul 2025283 AMAQI
17°C14/18°C
8th Jul 2025284 AMAQI
8th Jul 2025315 AMAQI
8th Jul 2025366 AMAQI
8th Jul 2025337 AMAQI
8th Jul 2025318 AMAQI
8th Jul 2025389 AMAQI
8th Jul 20253310 AMAQI
8th Jul 20253311 AMAQI
8th Jul 20253612 PMAQI
8th Jul 2025321 PMAQI
8th Jul 2025342 PMAQI
8th Jul 2025303 PMAQI
8th Jul 2025254 PMAQI
8th Jul 2025225 PMAQI
8th Jul 2025226 PMAQI
8th Jul 2025247 PMAQI
8th Jul 2025248 PMAQI
8th Jul 2025269 PMAQI
8th Jul 20253110 PMAQI
8th Jul 20253111 PMAQI
9th Jul 20253312 AMAQI
9th Jul 2025361 AMAQI
9th Jul 2025222 AMAQI
9th Jul 2025213 AMAQI
15°C12/20°C
9th Jul 2025254 AMAQI
9th Jul 2025255 AMAQI
9th Jul 2025266 AMAQI
9th Jul 2025287 AMAQI
9th Jul 2025248 AMAQI
9th Jul 2025259 AMAQI
9th Jul 20252810 AMAQI
9th Jul 20252811 AMAQI
9th Jul 20252812 PMAQI
9th Jul 2025261 PMAQI
9th Jul 2025262 PMAQI
9th Jul 2025263 PMAQI
9th Jul 2025264 PMAQI
9th Jul 2025265 PMAQI
9th Jul 2025276 PMAQI
9th Jul 2025297 PMAQI
9th Jul 2025298 PMAQI
9th Jul 2025259 PMAQI
9th Jul 20252610 PMAQI
9th Jul 20252711 PMAQI
10th Jul 20252812 AMAQI
10th Jul 2025261 AMAQI
10th Jul 2025252 AMAQI
10th Jul 2025203 AMAQI
13°C11/16°C
10th Jul 2025244 AMAQI
10th Jul 2025235 AMAQI
10th Jul 2025246 AMAQI
10th Jul 2025267 AMAQI
10th Jul 2025248 AMAQI
10th Jul 2025269 AMAQI
10th Jul 20252610 AMAQI
10th Jul 20252011 AMAQI
10th Jul 20251912 PMAQI
10th Jul 2025181 PMAQI
10th Jul 2025222 PMAQI
10th Jul 2025213 PMAQI
10th Jul 2025224 PMAQI
10th Jul 2025215 PMAQI
10th Jul 2025226 PMAQI
10th Jul 2025227 PMAQI
10th Jul 2025228 PMAQI
10th Jul 2025219 PMAQI
10th Jul 20252310 PMAQI
10th Jul 20252411 PMAQI
11th Jul 20252312 AMAQI
11th Jul 2025231 AMAQI
11th Jul 2025202 AMAQI
11th Jul 2025173 AMAQI
15°C12/20°C
11th Jul 2025194 AMAQI
11th Jul 2025175 AMAQI
11th Jul 2025226 AMAQI
11th Jul 2025237 AMAQI
11th Jul 2025288 AMAQI
11th Jul 2025299 AMAQI
11th Jul 20252710 AMAQI
11th Jul 20252211 AMAQI
11th Jul 20252012 PMAQI
11th Jul 2025181 PMAQI
11th Jul 2025192 PMAQI
11th Jul 2025193 PMAQI
11th Jul 2025174 PMAQI
11th Jul 2025195 PMAQI
11th Jul 2025186 PMAQI
11th Jul 2025207 PMAQI
11th Jul 2025198 PMAQI
11th Jul 2025209 PMAQI
11th Jul 20252210 PMAQI
11th Jul 20252111 PMAQI
12th Jul 20252212 AMAQI
12th Jul 2025221 AMAQI
12th Jul 2025202 AMAQI
12th Jul 2025223 AMAQI
15°C12/19°C
12th Jul 2025224 AMAQI
12th Jul 2025225 AMAQI
12th Jul 2025226 AMAQI
12th Jul 2025217 AMAQI
12th Jul 2025238 AMAQI
12th Jul 2025239 AMAQI
12th Jul 20252210 AMAQI
12th Jul 20252211 AMAQI
12th Jul 20252112 PMAQI
12th Jul 2025201 PMAQI
12th Jul 2025222 PMAQI
12th Jul 2025213 PMAQI
12th Jul 2025224 PMAQI
12th Jul 2025215 PMAQI
12th Jul 2025206 PMAQI
12th Jul 2025197 PMAQI
12th Jul 2025198 PMAQI
12th Jul 2025209 PMAQI
12th Jul 20252210 PMAQI
12th Jul 20252211 PMAQI
13th Jul 20252212 AMAQI
13th Jul 2025221 AMAQI
13th Jul 2025242 AMAQI
13th Jul 2025283 AMAQI
15°C12/21°C
13th Jul 2025274 AMAQI
13th Jul 2025295 AMAQI
13th Jul 2025286 AMAQI
13th Jul 2025407 AMAQI
13th Jul 2025328 AMAQI
13th Jul 2025289 AMAQI
13th Jul 20252810 AMAQI
13th Jul 20252711 AMAQI
13th Jul 20252612 PMAQI
13th Jul 2025261 PMAQI
13th Jul 2025282 PMAQI
13th Jul 2025283 PMAQI
13th Jul 2025284 PMAQI
13th Jul 2025265 PMAQI
13th Jul 2025276 PMAQI
13th Jul 2025287 PMAQI
13th Jul 2025278 PMAQI
13th Jul 2025289 PMAQI
13th Jul 20252810 PMAQI
13th Jul 20252811 PMAQI
14th Jul 20252812 AMAQI
14th Jul 2025291 AMAQI
14th Jul 2025282 AMAQI
14th Jul 2025263 AMAQI
20°C13/26°C
14th Jul 2025224 AMAQI
14th Jul 2025365 AMAQI
14th Jul 2025346 AMAQI
14th Jul 2025287 AMAQI
14th Jul 2025348 AMAQI
14th Jul 2025379 AMAQI
14th Jul 20253210 AMAQI
14th Jul 20253211 AMAQI
14th Jul 20253412 PMAQI
14th Jul 2025291 PMAQI
14th Jul 2025282 PMAQI
14th Jul 2025283 PMAQI
14th Jul 2025284 PMAQI
14th Jul 2025285 PMAQI
14th Jul 2025286 PMAQI
14th Jul 2025297 PMAQI
14th Jul 2025308 PMAQI
14th Jul 2025309 PMAQI
14th Jul 20253010 PMAQI
14th Jul 20253111 PMAQI
15th Jul 20253112 AMAQI
15th Jul 2025301 AMAQI
15th Jul 2025332 AMAQI
15th Jul 2025333 AMAQI
21°C15/27°C
15th Jul 2025324 AMAQI
15th Jul 2025325 AMAQI
15th Jul 2025356 AMAQI
15th Jul 2025407 AMAQI
15th Jul 2025388 AMAQI
15th Jul 2025389 AMAQI
15th Jul 20253510 AMAQI
15th Jul 20253311 AMAQI
15th Jul 20253212 PMAQI
15th Jul 2025351 PMAQI
15th Jul 2025352 PMAQI
15th Jul 2025363 PMAQI
15th Jul 2025364 PMAQI
15th Jul 2025345 PMAQI
15th Jul 2025346 PMAQI
15th Jul 2025347 PMAQI
15th Jul 2025348 PMAQI
15th Jul 2025349 PMAQI
15th Jul 20253610 PMAQI
15th Jul 20253511 PMAQI
16th Jul 20253412 AMAQI
16th Jul 2025341 AMAQI
16th Jul 2025332 AMAQI
16th Jul 2025423 AMAQI
20°C16/26°C
16th Jul 2025464 AMAQI
16th Jul 2025475 AMAQI
16th Jul 2025466 AMAQI
16th Jul 2025427 AMAQI
16th Jul 2025478 AMAQI
16th Jul 2025419 AMAQI
16th Jul 20254110 AMAQI
16th Jul 20253911 AMAQI
16th Jul 20253512 PMAQI
16th Jul 2025321 PMAQI
16th Jul 2025332 PMAQI
16th Jul 2025323 PMAQI
16th Jul 2025334 PMAQI
16th Jul 2025335 PMAQI
16th Jul 2025336 PMAQI
16th Jul 2025347 PMAQI
16th Jul 2025338 PMAQI
16th Jul 2025349 PMAQI
16th Jul 20253710 PMAQI
16th Jul 20253811 PMAQI
17th Jul 20253912 AMAQI
17th Jul 2025381 AMAQI
17th Jul 2025262 AMAQI
17th Jul 2025243 AMAQI
18°C14/23°C
17th Jul 2025214 AMAQI
17th Jul 2025215 AMAQI
17th Jul 2025226 AMAQI
17th Jul 2025217 AMAQI
17th Jul 2025248 AMAQI
17th Jul 2025299 AMAQI
17th Jul 20252310 AMAQI
17th Jul 20252111 AMAQI
17th Jul 20252412 PMAQI
17th Jul 2025261 PMAQI
17th Jul 2025262 PMAQI
17th Jul 2025263 PMAQI
17th Jul 2025274 PMAQI
17th Jul 2025275 PMAQI
17th Jul 2025286 PMAQI
17th Jul 2025247 PMAQI
17th Jul 2025238 PMAQI
17th Jul 2025249 PMAQI
17th Jul 20252710 PMAQI
17th Jul 20252811 PMAQI
18th Jul 20252712 AMAQI
18th Jul 2025271 AMAQI
18th Jul 2025312 AMAQI
18th Jul 2025273 AMAQI
16°C13/20°C
18th Jul 2025284 AMAQI
18th Jul 2025285 AMAQI
18th Jul 2025346 AMAQI
18th Jul 2025297 AMAQI
18th Jul 2025288 AMAQI
18th Jul 2025299 AMAQI
18th Jul 20252810 AMAQI
18th Jul 20252811 AMAQI
18th Jul 20252712 PMAQI
18th Jul 2025271 PMAQI
18th Jul 2025302 PMAQI
18th Jul 2025303 PMAQI
18th Jul 2025324 PMAQI
18th Jul 2025285 PMAQI
18th Jul 2025286 PMAQI
18th Jul 2025287 PMAQI
18th Jul 2025278 PMAQI
18th Jul 2025289 PMAQI
18th Jul 20253010 PMAQI
18th Jul 20253111 PMAQI
19th Jul 20252912 AMAQI
19th Jul 2025281 AMAQI
19th Jul 2025342 AMAQI
19th Jul 2025363 AMAQI
16°C13/21°C
19th Jul 2025364 AMAQI
19th Jul 2025325 AMAQI
19th Jul 2025356 AMAQI
19th Jul 2025347 AMAQI
19th Jul 2025408 AMAQI
19th Jul 2025369 AMAQI
19th Jul 20253610 AMAQI
19th Jul 20252811 AMAQI
19th Jul 20252612 PMAQI
19th Jul 2025251 PMAQI
19th Jul 2025262 PMAQI
19th Jul 2025273 PMAQI
19th Jul 2025274 PMAQI
19th Jul 2025285 PMAQI
19th Jul 2025286 PMAQI
19th Jul 2025267 PMAQI
19th Jul 2025318 PMAQI
19th Jul 2025329 PMAQI
19th Jul 20253110 PMAQI
19th Jul 20253311 PMAQI
20th Jul 20253312 AMAQI
20th Jul 2025321 AMAQI
20th Jul 2025362 AMAQI
20th Jul 2025443 AMAQI
18°C13/24°C
20th Jul 2025404 AMAQI
20th Jul 2025385 AMAQI
20th Jul 2025366 AMAQI
20th Jul 2025357 AMAQI
20th Jul 2025368 AMAQI
20th Jul 2025379 AMAQI
20th Jul 20253210 AMAQI
20th Jul 20253211 AMAQI
20th Jul 20253112 PMAQI
20th Jul 2025321 PMAQI
20th Jul 2025362 PMAQI
20th Jul 2025353 PMAQI
20th Jul 2025344 PMAQI
20th Jul 2025355 PMAQI
20th Jul 2025366 PMAQI
20th Jul 2025377 PMAQI
20th Jul 2025368 PMAQI
20th Jul 2025409 PMAQI
20th Jul 20253810 PMAQI
20th Jul 20253811 PMAQI
21st Jul 20253712 AMAQI
21st Jul 2025361 AMAQI
21st Jul 2025442 AMAQI
21st Jul 2025453 AMAQI
22°C15/28°C
21st Jul 2025444 AMAQI
21st Jul 2025465 AMAQI
21st Jul 2025466 AMAQI
21st Jul 2025517 AMAQI
21st Jul 2025468 AMAQI
21st Jul 2025469 AMAQI
21st Jul 20254310 AMAQI
21st Jul 20254411 AMAQI
21st Jul 20254112 PMAQI
21st Jul 2025401 PMAQI
21st Jul 2025402 PMAQI
21st Jul 2025403 PMAQI
21st Jul 2025404 PMAQI
21st Jul 2025425 PMAQI
21st Jul 2025426 PMAQI
21st Jul 2025447 PMAQI
21st Jul 2025468 PMAQI
21st Jul 2025489 PMAQI
21st Jul 20254510 PMAQI
21st Jul 20254611 PMAQI
22nd Jul 20254412 AMAQI
22nd Jul 2025441 AMAQI
22nd Jul 2025242 AMAQI
22nd Jul 2025163 AMAQI
24°C17/31°C
22nd Jul 2025144 AMAQI
22nd Jul 2025145 AMAQI
22nd Jul 2025186 AMAQI
22nd Jul 2025187 AMAQI
22nd Jul 2025188 AMAQI
22nd Jul 2025209 AMAQI
22nd Jul 20251810 AMAQI
22nd Jul 20251611 AMAQI
22nd Jul 20251812 PMAQI
22nd Jul 2025201 PMAQI
22nd Jul 2025242 PMAQI
22nd Jul 2025223 PMAQI
22nd Jul 2025234 PMAQI
22nd Jul 2025225 PMAQI
22nd Jul 2025216 PMAQI
22nd Jul 2025217 PMAQI
22nd Jul 2025218 PMAQI
22nd Jul 2025219 PMAQI
22nd Jul 20252310 PMAQI
22nd Jul 20252311 PMAQI
23rd Jul 20252312 AMAQI
23rd Jul 2025231 AMAQI
23rd Jul 2025172 AMAQI
23rd Jul 2025143 AMAQI
20°C15/24°C
23rd Jul 2025144 AMAQI
23rd Jul 2025145 AMAQI
23rd Jul 2025166 AMAQI
23rd Jul 2025147 AMAQI
23rd Jul 2025158 AMAQI
23rd Jul 2025159 AMAQI
23rd Jul 20251310 AMAQI
23rd Jul 20251611 AMAQI
23rd Jul 20251412 PMAQI
23rd Jul 2025141 PMAQI
23rd Jul 2025182 PMAQI
23rd Jul 2025173 PMAQI
23rd Jul 2025174 PMAQI
23rd Jul 2025175 PMAQI
23rd Jul 2025186 PMAQI
23rd Jul 2025177 PMAQI
23rd Jul 2025178 PMAQI
23rd Jul 2025189 PMAQI
23rd Jul 20251810 PMAQI
23rd Jul 20251811 PMAQI
24th Jul 20251712 AMAQI
24th Jul 2025181 AMAQI
24th Jul 2025202 AMAQI
24th Jul 2025193 AMAQI
20°C14/26°C
24th Jul 2025224 AMAQI
24th Jul 2025235 AMAQI
24th Jul 2025226 AMAQI
24th Jul 2025237 AMAQI
24th Jul 2025268 AMAQI
24th Jul 2025319 AMAQI
24th Jul 20253510 AMAQI
24th Jul 20252611 AMAQI
24th Jul 20252312 PMAQI
24th Jul 2025241 PMAQI
24th Jul 2025282 PMAQI
24th Jul 2025223 PMAQI
24th Jul 2025224 PMAQI
24th Jul 2025225 PMAQI
24th Jul 2025236 PMAQI
24th Jul 2025247 PMAQI
24th Jul 2025238 PMAQI
24th Jul 2025239 PMAQI
24th Jul 20252410 PMAQI
24th Jul 20252511 PMAQI
25th Jul 20252512 AMAQI
25th Jul 2025231 AMAQI
25th Jul 2025292 AMAQI
25th Jul 2025353 AMAQI
21°C16/26°C
25th Jul 2025334 AMAQI
25th Jul 2025365 AMAQI
25th Jul 2025396 AMAQI
25th Jul 2025387 AMAQI
25th Jul 2025298 AMAQI
25th Jul 2025269 AMAQI
25th Jul 20252110 AMAQI
25th Jul 20252311 AMAQI
25th Jul 20252812 PMAQI
25th Jul 2025331 PMAQI
25th Jul 2025352 PMAQI
25th Jul 2025393 PMAQI
25th Jul 2025484 PMAQI
25th Jul 2025475 PMAQI
25th Jul 2025436 PMAQI
25th Jul 2025407 PMAQI
25th Jul 2025388 PMAQI
25th Jul 2025419 PMAQI
25th Jul 20253810 PMAQI
25th Jul 20253711 PMAQI
26th Jul 20253312 AMAQI
26th Jul 2025321 AMAQI
26th Jul 2025522 AMAQI
26th Jul 2025603 AMAQI
20°C17/23°C
26th Jul 2025614 AMAQI
26th Jul 2025615 AMAQI
26th Jul 2025646 AMAQI
26th Jul 2025687 AMAQI
26th Jul 2025618 AMAQI
26th Jul 2025609 AMAQI
26th Jul 20256310 AMAQI
26th Jul 20256211 AMAQI
26th Jul 20255912 PMAQI
26th Jul 2025561 PMAQI
26th Jul 2025552 PMAQI
26th Jul 2025563 PMAQI
26th Jul 2025554 PMAQI
26th Jul 2025535 PMAQI
26th Jul 2025526 PMAQI
26th Jul 2025527 PMAQI
26th Jul 2025528 PMAQI
26th Jul 2025519 PMAQI
26th Jul 20255510 PMAQI
26th Jul 20255611 PMAQI
27th Jul 20255612 AMAQI
27th Jul 2025561 AMAQI
27th Jul 2025452 AMAQI
27th Jul 2025383 AMAQI
19°C17/23°C
27th Jul 2025404 AMAQI
27th Jul 2025395 AMAQI
27th Jul 2025436 AMAQI
27th Jul 2025527 AMAQI
27th Jul 2025538 AMAQI
27th Jul 2025549 AMAQI
27th Jul 20255610 AMAQI
27th Jul 20255711 AMAQI
27th Jul 20256012 PMAQI
27th Jul 2025541 PMAQI
27th Jul 2025522 PMAQI
27th Jul 2025463 PMAQI
27th Jul 2025454 PMAQI
27th Jul 2025405 PMAQI
27th Jul 2025406 PMAQI
27th Jul 2025427 PMAQI
27th Jul 2025428 PMAQI
27th Jul 2025409 PMAQI
27th Jul 20254810 PMAQI
27th Jul 20254711 PMAQI
28th Jul 20254812 AMAQI
28th Jul 2025501 AMAQI
28th Jul 2025332 AMAQI
28th Jul 2025283 AMAQI
17°C16/19°C
28th Jul 2025304 AMAQI
28th Jul 2025285 AMAQI
28th Jul 2025246 AMAQI
28th Jul 2025277 AMAQI
28th Jul 2025298 AMAQI
28th Jul 2025319 AMAQI
28th Jul 20253210 AMAQI
28th Jul 20253111 AMAQI
28th Jul 20253612 PMAQI
28th Jul 2025361 PMAQI
28th Jul 2025342 PMAQI
28th Jul 2025343 PMAQI
28th Jul 2025344 PMAQI
28th Jul 2025345 PMAQI
28th Jul 2025316 PMAQI
28th Jul 2025307 PMAQI
28th Jul 2025308 PMAQI
28th Jul 2025309 PMAQI
28th Jul 20253410 PMAQI
28th Jul 20253211 PMAQI
29th Jul 20253112 AMAQI
29th Jul 2025321 AMAQI
29th Jul 2025282 AMAQI
29th Jul 2025263 AMAQI
16°C15/19°C
29th Jul 2025224 AMAQI
29th Jul 2025225 AMAQI
29th Jul 2025246 AMAQI
29th Jul 2025257 AMAQI
29th Jul 2025278 AMAQI
29th Jul 2025289 AMAQI
29th Jul 20252710 AMAQI
29th Jul 20252411 AMAQI
29th Jul 20252312 PMAQI
29th Jul 2025231 PMAQI
29th Jul 2025262 PMAQI
29th Jul 2025253 PMAQI
29th Jul 2025254 PMAQI
29th Jul 2025265 PMAQI
29th Jul 2025246 PMAQI
29th Jul 2025247 PMAQI
29th Jul 2025248 PMAQI
29th Jul 2025269 PMAQI
29th Jul 20252610 PMAQI
29th Jul 20252711 PMAQI
30th Jul 20252612 AMAQI
30th Jul 2025261 AMAQI
30th Jul 2025282 AMAQI
30th Jul 2025303 AMAQI
16°C13/20°C
30th Jul 2025284 AMAQI
30th Jul 2025295 AMAQI
30th Jul 2025316 AMAQI
30th Jul 2025307 AMAQI
30th Jul 2025328 AMAQI
30th Jul 2025349 AMAQI
30th Jul 20252610 AMAQI
30th Jul 20252311 AMAQI
30th Jul 20252312 PMAQI
30th Jul 2025251 PMAQI
30th Jul 2025252 PMAQI
30th Jul 2025243 PMAQI
30th Jul 2025244 PMAQI
30th Jul 2025235 PMAQI
30th Jul 2025236 PMAQI
30th Jul 2025247 PMAQI
30th Jul 2025268 PMAQI
30th Jul 2025269 PMAQI
30th Jul 20252610 PMAQI
30th Jul 20252611 PMAQI
31st Jul 20252612 AMAQI
31st Jul 2025261 AMAQI
31st Jul 2025262 AMAQI
31st Jul 2025263 AMAQI
17°C12/22°C
31st Jul 2025194 AMAQI
31st Jul 2025185 AMAQI
31st Jul 2025226 AMAQI
31st Jul 2025227 AMAQI
31st Jul 2025218 AMAQI
31st Jul 2025229 AMAQI
31st Jul 20252210 AMAQI
31st Jul 20252011 AMAQI
31st Jul 20252012 PMAQI
31st Jul 2025211 PMAQI
31st Jul 2025252 PMAQI
31st Jul 2025263 PMAQI
31st Jul 2025294 PMAQI
31st Jul 2025295 PMAQI
31st Jul 2025286 PMAQI
31st Jul 2025287 PMAQI
31st Jul 2025288 PMAQI
31st Jul 2025269 PMAQI
31st Jul 20252810 PMAQI
31st Jul 20252811 PMAQI
1st Aug 20252812 AMAQI
1st Aug 2025291 AMAQI
1st Aug 2025312 AMAQI
1st Aug 2025253 AMAQI
17°C12/22°C
1st Aug 2025234 AMAQI
1st Aug 2025285 AMAQI
1st Aug 2025246 AMAQI
1st Aug 2025287 AMAQI
1st Aug 2025278 AMAQI
1st Aug 2025279 AMAQI
1st Aug 20252310 AMAQI
1st Aug 20252411 AMAQI
1st Aug 20252112 PMAQI
1st Aug 2025251 PMAQI
1st Aug 2025272 PMAQI
1st Aug 2025283 PMAQI
1st Aug 2025264 PMAQI
1st Aug 2025245 PMAQI
1st Aug 2025276 PMAQI
1st Aug 2025247 PMAQI
1st Aug 2025288 PMAQI
1st Aug 2025299 PMAQI
1st Aug 20252610 PMAQI
1st Aug 20253011 PMAQI
2nd Aug 20252612 AMAQI
2nd Aug 2025261 AMAQI
2nd Aug 2025292 AMAQI
2nd Aug 2025343 AMAQI
18°C13/23°C
2nd Aug 2025264 AMAQI
2nd Aug 2025245 AMAQI
2nd Aug 2025276 AMAQI
2nd Aug 2025227 AMAQI
2nd Aug 2025298 AMAQI
2nd Aug 2025249 AMAQI
2nd Aug 20252210 AMAQI
2nd Aug 20252611 AMAQI
2nd Aug 20251912 PMAQI
2nd Aug 2025221 PMAQI
2nd Aug 2025222 PMAQI
2nd Aug 2025243 PMAQI
2nd Aug 2025244 PMAQI
2nd Aug 2025245 PMAQI
2nd Aug 2025276 PMAQI
2nd Aug 2025257 PMAQI
2nd Aug 2025268 PMAQI
2nd Aug 2025319 PMAQI
2nd Aug 20252510 PMAQI
2nd Aug 20252511 PMAQI
3rd Aug 20252512 AMAQI
3rd Aug 2025271 AMAQI
3rd Aug 2025382 AMAQI
3rd Aug 2025343 AMAQI
19°C14/25°C
3rd Aug 2025394 AMAQI
4 AM3rd Aug 2025335 AMAQI
3rd Aug 2025276 AMAQI
3rd Aug 2025257 AMAQI
3rd Aug 2025188 AMAQI
3rd Aug 2025249 AMAQI
3rd Aug 20252710 AMAQI
3rd Aug 20252011 AMAQI
3rd Aug 20252512 PMAQI
12 PM3rd Aug 2025201 PMAQI
8 PM
12 AM
3 AM
--°C/°C
Day time
Avg. Highest Time
4 AM - 10 AM
31AQI
7 hours / Day
210 hours / Month
Avg. Lowest Time
4 AM - 8 PM
30AQI
17 hours / Day
510 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 10 AM (Avg. 31), while the lowest AQI was between 4 AM to 8 PM (Avg. 30).
Night time
Avg. Highest Time
12 AM - 11 PM
31AQI
7 hours / Day
210 hours / Month
Avg. Lowest Time
12 AM - 11 PM
31AQI
7 hours / Day
210 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 31), while the lowest AQI was between 12 AM to 11 PM (Avg. 31).
2025 Days Vs Air Quality
Ostrava Radvanice Ozo, Petrvald, Moravskoslezsky Kraj, Czechia
2025
60%
129
28%
60
10%
22
1%
3
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
129 DaysModerate
60 DaysPoor
22 DaysUnhealthy
3 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 60%
Health Risk Level:
Moderate
In 2025, 60% of 215 days were within WHO’s safe air quality limits, and 40% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
Ostrava Radvanice Ozo, Petrvald, Moravskoslezsky Kraj, Czechia
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
73AQI
73AQI
2nd January 2025
62AQI
62AQI
3rd January 2025
45AQI
45AQI
4th January 2025
43AQI
43AQI
5th January 2025
119AQI
119AQI
6th January 2025
58AQI
58AQI
7th January 2025
55AQI
55AQI
8th January 2025
30AQI
30AQI
9th January 2025
37AQI
37AQI
10th January 2025
22AQI
22AQI
11th January 2025
22AQI
22AQI
12th January 2025
22AQI
22AQI
13th January 2025
45AQI
45AQI
14th January 2025
65AQI
65AQI
15th January 2025
71AQI
71AQI
16th January 2025
69AQI
69AQI
17th January 2025
52AQI
52AQI
18th January 2025
76AQI
76AQI
19th January 2025
70AQI
70AQI
20th January 2025
57AQI
57AQI
21st January 2025
64AQI
64AQI
22nd January 2025
85AQI
85AQI
23rd January 2025
74AQI
74AQI
24th January 2025
66AQI
66AQI
25th January 2025
55AQI
55AQI
26th January 2025
64AQI
64AQI
27th January 2025
54AQI
54AQI
28th January 2025
47AQI
47AQI
29th January 2025
27AQI
27AQI
30th January 2025
61AQI
61AQI
31st January 2025
63AQI
63AQI
1st February 2025
66AQI
66AQI
2nd February 2025
110AQI
110AQI
3rd February 2025
115AQI
115AQI
4th February 2025
124AQI
124AQI
5th February 2025
93AQI
93AQI
6th February 2025
83AQI
83AQI
7th February 2025
122AQI
122AQI
8th February 2025
122AQI
122AQI
9th February 2025
156AQI
156AQI
10th February 2025
157AQI
157AQI
11th February 2025
161AQI
161AQI
12th February 2025
144AQI
144AQI
13th February 2025
98AQI
98AQI
14th February 2025
104AQI
104AQI
15th February 2025
106AQI
106AQI
16th February 2025
121AQI
121AQI
17th February 2025
148AQI
148AQI
18th February 2025
133AQI
133AQI
19th February 2025
128AQI
128AQI
20th February 2025
124AQI
124AQI
21st February 2025
103AQI
103AQI
22nd February 2025
87AQI
87AQI
23rd February 2025
91AQI
91AQI
24th February 2025
122AQI
122AQI
25th February 2025
104AQI
104AQI
26th February 2025
133AQI
133AQI
27th February 2025
107AQI
107AQI
28th February 2025
85AQI
85AQI
1st March 2025
76AQI
76AQI
2nd March 2025
61AQI
61AQI
3rd March 2025
85AQI
85AQI
4th March 2025
88AQI
88AQI
5th March 2025
74AQI
74AQI
6th March 2025
71AQI
71AQI
7th March 2025
71AQI
71AQI
8th March 2025
96AQI
96AQI
9th March 2025
103AQI
103AQI
10th March 2025
69AQI
69AQI
11th March 2025
52AQI
52AQI
12th March 2025
49AQI
49AQI
13th March 2025
40AQI
40AQI
14th March 2025
59AQI
59AQI
15th March 2025
56AQI
56AQI
16th March 2025
77AQI
77AQI
17th March 2025
68AQI
68AQI
18th March 2025
63AQI
63AQI
19th March 2025
61AQI
61AQI
20th March 2025
66AQI
66AQI
21st March 2025
80AQI
80AQI
22nd March 2025
89AQI
89AQI
23rd March 2025
47AQI
47AQI
24th March 2025
63AQI
63AQI
25th March 2025
85AQI
85AQI
26th March 2025
101AQI
101AQI
27th March 2025
66AQI
66AQI
28th March 2025
75AQI
75AQI
29th March 2025
104AQI
104AQI
30th March 2025
84AQI
84AQI
31st March 2025
36AQI
36AQI
1st April 2025
73AQI
73AQI
2nd April 2025
80AQI
80AQI
3rd April 2025
57AQI
57AQI
4th April 2025
63AQI
63AQI
5th April 2025
51AQI
51AQI
6th April 2025
32AQI
32AQI
7th April 2025
28AQI
28AQI
8th April 2025
41AQI
41AQI
9th April 2025
43AQI
43AQI
10th April 2025
28AQI
28AQI
11th April 2025
50AQI
50AQI
12th April 2025
56AQI
56AQI
13th April 2025
48AQI
48AQI
14th April 2025
40AQI
40AQI
15th April 2025
33AQI
33AQI
16th April 2025
31AQI
31AQI
17th April 2025
42AQI
42AQI
18th April 2025
22AQI
22AQI
19th April 2025
18AQI
18AQI
20th April 2025
18AQI
18AQI
21st April 2025
33AQI
33AQI
22nd April 2025
43AQI
43AQI
23rd April 2025
39AQI
39AQI
24th April 2025
59AQI
59AQI
25th April 2025
59AQI
59AQI
26th April 2025
43AQI
43AQI
27th April 2025
37AQI
37AQI
28th April 2025
39AQI
39AQI
29th April 2025
39AQI
39AQI
30th April 2025
38AQI
38AQI
1st May 2025
42AQI
42AQI
2nd May 2025
40AQI
40AQI
3rd May 2025
42AQI
42AQI
4th May 2025
34AQI
34AQI
5th May 2025
31AQI
31AQI
6th May 2025
36AQI
36AQI
7th May 2025
43AQI
43AQI
8th May 2025
26AQI
26AQI
9th May 2025
38AQI
38AQI
10th May 2025
37AQI
37AQI
11th May 2025
39AQI
39AQI
12th May 2025
42AQI
42AQI
13th May 2025
50AQI
50AQI
14th May 2025
42AQI
42AQI
15th May 2025
28AQI
28AQI
16th May 2025
20AQI
20AQI
17th May 2025
21AQI
21AQI
18th May 2025
17AQI
17AQI
19th May 2025
18AQI
18AQI
20th May 2025
27AQI
27AQI
21st May 2025
30AQI
30AQI
22nd May 2025
37AQI
37AQI
23rd May 2025
25AQI
25AQI
24th May 2025
32AQI
32AQI
25th May 2025
30AQI
30AQI
26th May 2025
26AQI
26AQI
27th May 2025
32AQI
32AQI
28th May 2025
28AQI
28AQI
29th May 2025
18AQI
18AQI
30th May 2025
24AQI
24AQI
31st May 2025
31AQI
31AQI
1st June 2025
28AQI
28AQI
2nd June 2025
32AQI
32AQI
3rd June 2025
31AQI
31AQI
4th June 2025
33AQI
33AQI
5th June 2025
29AQI
29AQI
6th June 2025
24AQI
24AQI
7th June 2025
20AQI
20AQI
8th June 2025
22AQI
22AQI
9th June 2025
20AQI
20AQI
10th June 2025
28AQI
28AQI
11th June 2025
37AQI
37AQI
12th June 2025
39AQI
39AQI
13th June 2025
34AQI
34AQI
14th June 2025
40AQI
40AQI
15th June 2025
47AQI
47AQI
16th June 2025
44AQI
44AQI
17th June 2025
42AQI
42AQI
18th June 2025
43AQI
43AQI
19th June 2025
49AQI
49AQI
20th June 2025
38AQI
38AQI
21st June 2025
33AQI
33AQI
22nd June 2025
29AQI
29AQI
23rd June 2025
36AQI
36AQI
24th June 2025
34AQI
34AQI
25th June 2025
32AQI
32AQI
26th June 2025
30AQI
30AQI
27th June 2025
30AQI
30AQI
28th June 2025
27AQI
27AQI
29th June 2025
28AQI
28AQI
30th June 2025
27AQI
27AQI
1st July 2025
27AQI
27AQI
2nd July 2025
27AQI
27AQI
3rd July 2025
30AQI
30AQI
4th July 2025
33AQI
33AQI
5th July 2025
33AQI
33AQI
6th July 2025
36AQI
36AQI
7th July 2025
35AQI
35AQI
8th July 2025
30AQI
30AQI
9th July 2025
28AQI
28AQI
10th July 2025
23AQI
23AQI
11th July 2025
21AQI
21AQI
12th July 2025
21AQI
21AQI
13th July 2025
28AQI
28AQI
14th July 2025
30AQI
30AQI
15th July 2025
34AQI
34AQI
16th July 2025
37AQI
37AQI
17th July 2025
26AQI
26AQI
18th July 2025
29AQI
29AQI
19th July 2025
31AQI
31AQI
20th July 2025
36AQI
36AQI
21st July 2025
43AQI
43AQI
22nd July 2025
22AQI
22AQI
23rd July 2025
17AQI
17AQI
24th July 2025
23AQI
23AQI
25th July 2025
35AQI
35AQI
26th July 2025
55AQI
55AQI
27th July 2025
47AQI
47AQI
28th July 2025
32AQI
32AQI
29th July 2025
26AQI
26AQI
30th July 2025
26AQI
26AQI
31st July 2025
25AQI
25AQI
1st August 2025
26AQI
26AQI
2nd August 2025
26AQI
26AQI
57AQI
116AQI
71AQI
43AQI
32AQI
33AQI
31AQI
26AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202554AQI
10
20
1
7
18
3
4
24
3
22
8
31
30
30
1
2
129
60
22
3
Highest AQI recorded in
February116AQI
Lowest AQI recorded in
August26AQI
202455AQI
12
16
1
2
18
11
10
15
6
21
8
1
29
2
20
10
23
8
21
10
9
9
10
17
4
9
17
4
10
15
3
3
192
138
19
5
Highest AQI recorded in
December77AQI
Lowest AQI recorded in
May42AQI
202359AQI
5
21
5
6
11
10
1
6
22
2
1
5
21
4
9
22
15
15
25
6
19
12
18
12
17
14
22
7
16
10
4
1
163
173
25
3
Highest AQI recorded in
February87AQI
Lowest AQI recorded in
July44AQI
202276AQI
3
21
7
3
16
2
8
22
1
29
1
9
21
1
12
18
16
8
1
12
16
4
22
5
2
13
14
1
16
11
4
62
188
63
6
Highest AQI recorded in
March107AQI
Lowest AQI recorded in
August31AQI
202171AQI
2
1
21
9
1
4
22
4
17
13
1
3
25
12
19
17
14
5
24
1
3
23
5
1
20
9
4
11
13
3
66
194
43
4
Highest AQI recorded in
December101AQI
Lowest AQI recorded in
August50AQI
202059AQI
1
6
5
3
6
2
6
12
16
14
24
7
15
15
1
13
17
7
19
3
11
13
6
1
1
97
110
17
Highest AQI recorded in
March98AQI
Lowest AQI recorded in
July46AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2022(Avg.)
76AQILeast Polluted Year Recorded
2025(Avg.)
54AQIOstrava Radvanice Ozo's annual 2025 AQI (54) shows an average percentage change of -14.8% (improved AQI) compared to previous years: 2020 (59), 2021 (71), 2022 (76), 2023 (59), 2024 (55).
