Ostrava Marianske Ho, Ostrava, 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 Marianske Ho, Ostrava, Moravskoslezsky Kraj, Czechia
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
22nd Aug 2023
86AQILowest AQI recorded on
7th Aug 2023
20AQISame Day Analysis (1st 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: 1st Aug - 2nd Aug 2025
Ostrava Marianske Ho, Ostrava, Moravskoslezsky Kraj, Czechia
AQI
Day
Night
.
4 AM1st Aug 2025
8 PM
3 AM2nd Aug 2025
Day time
Avg. Highest Time
2PM1st Aug
30AQI
Avg. Lowest Time
12PM1st Aug
21AQI
Night time
Avg. Highest Time
2AM2nd Aug
30AQI
Avg. Lowest Time
4AM1st Aug
25AQI
In the last 24 hours,
Ostrava Marianske Ho's AQI reached its highest point of 30 at 2 PM during the Day, while the lowest point, 21, was recorded at 12 PM during the Day between 1st Aug and 2nd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Ostrava Marianske Ho, Ostrava, Moravskoslezsky Kraj, Czechia
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 - 02nd02nd
Day
Night
3rd Jul 2025514 AMAQI
3rd Jul 2025515 AMAQI
3rd Jul 2025516 AMAQI
3rd Jul 2025517 AMAQI
3rd Jul 2025518 AMAQI
3rd Jul 2025519 AMAQI
3rd Jul 20255110 AMAQI
3rd Jul 20254011 AMAQI
3rd Jul 20254012 PMAQI
3rd Jul 2025381 PMAQI
3rd Jul 2025382 PMAQI
3rd Jul 2025383 PMAQI
3rd Jul 2025394 PMAQI
3rd Jul 2025435 PMAQI
3rd Jul 2025476 PMAQI
3rd Jul 2025477 PMAQI
3rd Jul 2025458 PMAQI
3rd Jul 2025469 PMAQI
3rd Jul 20254410 PMAQI
3rd Jul 20254411 PMAQI
4th Jul 20254512 AMAQI
4th Jul 2025441 AMAQI
4th Jul 2025382 AMAQI
4th Jul 2025373 AMAQI
24°C17/31°C
4th Jul 2025354 AMAQI
4th Jul 2025325 AMAQI
4th Jul 2025366 AMAQI
4th Jul 2025367 AMAQI
4th Jul 2025418 AMAQI
4th Jul 2025399 AMAQI
4th Jul 20253910 AMAQI
4th Jul 20253511 AMAQI
4th Jul 20253212 PMAQI
4th Jul 2025321 PMAQI
4th Jul 2025372 PMAQI
4th Jul 2025373 PMAQI
4th Jul 2025394 PMAQI
4th Jul 2025385 PMAQI
4th Jul 2025406 PMAQI
4th Jul 2025387 PMAQI
4th Jul 2025388 PMAQI
4th Jul 2025389 PMAQI
4th Jul 20253710 PMAQI
4th Jul 20253711 PMAQI
5th Jul 20253712 AMAQI
5th Jul 2025371 AMAQI
5th Jul 2025352 AMAQI
5th Jul 2025603 AMAQI
17°C14/23°C
5th Jul 2025674 AMAQI
5th Jul 2025475 AMAQI
5th Jul 2025346 AMAQI
5th Jul 2025367 AMAQI
5th Jul 2025398 AMAQI
5th Jul 2025379 AMAQI
5th Jul 20253610 AMAQI
5th Jul 20252911 AMAQI
5th Jul 20252712 PMAQI
5th Jul 2025291 PMAQI
5th Jul 2025362 PMAQI
5th Jul 2025363 PMAQI
5th Jul 2025364 PMAQI
5th Jul 2025365 PMAQI
5th Jul 2025366 PMAQI
5th Jul 2025377 PMAQI
5th Jul 2025388 PMAQI
5th Jul 2025379 PMAQI
5th Jul 20253710 PMAQI
5th Jul 20253611 PMAQI
6th Jul 20253812 AMAQI
6th Jul 2025391 AMAQI
6th Jul 2025402 AMAQI
6th Jul 2025453 AMAQI
19°C12/26°C
6th Jul 2025404 AMAQI
6th Jul 2025385 AMAQI
6th Jul 2025386 AMAQI
6th Jul 2025407 AMAQI
6th Jul 2025378 AMAQI
6th Jul 2025409 AMAQI
6th Jul 20253810 AMAQI
6th Jul 20253811 AMAQI
6th Jul 20253712 PMAQI
6th Jul 2025361 PMAQI
6th Jul 2025372 PMAQI
6th Jul 2025373 PMAQI
6th Jul 2025364 PMAQI
6th Jul 2025365 PMAQI
6th Jul 2025366 PMAQI
6th Jul 2025387 PMAQI
6th Jul 2025378 PMAQI
6th Jul 2025379 PMAQI
6th Jul 20253810 PMAQI
6th Jul 20253711 PMAQI
7th Jul 20253812 AMAQI
7th Jul 2025381 AMAQI
7th Jul 2025322 AMAQI
7th Jul 2025283 AMAQI
23°C16/30°C
7th Jul 2025284 AMAQI
7th Jul 2025285 AMAQI
7th Jul 2025346 AMAQI
7th Jul 2025377 AMAQI
7th Jul 2025428 AMAQI
7th Jul 2025469 AMAQI
7th Jul 20254610 AMAQI
7th Jul 20254111 AMAQI
7th Jul 20254312 PMAQI
7th Jul 2025361 PMAQI
7th Jul 2025352 PMAQI
7th Jul 2025373 PMAQI
7th Jul 2025344 PMAQI
7th Jul 2025345 PMAQI
7th Jul 2025336 PMAQI
7th Jul 2025337 PMAQI
7th Jul 2025328 PMAQI
7th Jul 2025329 PMAQI
7th Jul 20253410 PMAQI
7th Jul 20253411 PMAQI
8th Jul 20253512 AMAQI
8th Jul 2025361 AMAQI
8th Jul 2025302 AMAQI
8th Jul 2025283 AMAQI
17°C14/18°C
8th Jul 2025324 AMAQI
8th Jul 2025335 AMAQI
8th Jul 2025406 AMAQI
8th Jul 2025387 AMAQI
8th Jul 2025368 AMAQI
8th Jul 2025359 AMAQI
8th Jul 20253310 AMAQI
8th Jul 20253211 AMAQI
8th Jul 20253512 PMAQI
8th Jul 2025341 PMAQI
8th Jul 2025342 PMAQI
8th Jul 2025323 PMAQI
8th Jul 2025324 PMAQI
8th Jul 2025325 PMAQI
8th Jul 2025306 PMAQI
8th Jul 2025317 PMAQI
8th Jul 2025298 PMAQI
8th Jul 2025309 PMAQI
8th Jul 20253310 PMAQI
8th Jul 20253311 PMAQI
9th Jul 20253212 AMAQI
9th Jul 2025331 AMAQI
9th Jul 2025242 AMAQI
9th Jul 2025213 AMAQI
15°C12/20°C
9th Jul 2025214 AMAQI
9th Jul 2025235 AMAQI
9th Jul 2025266 AMAQI
9th Jul 2025287 AMAQI
9th Jul 2025248 AMAQI
9th Jul 2025269 AMAQI
9th Jul 20252810 AMAQI
9th Jul 20252811 AMAQI
9th Jul 20252812 PMAQI
9th Jul 2025271 PMAQI
9th Jul 2025262 PMAQI
9th Jul 2025263 PMAQI
9th Jul 2025264 PMAQI
9th Jul 2025275 PMAQI
9th Jul 2025286 PMAQI
9th Jul 2025277 PMAQI
9th Jul 2025268 PMAQI
9th Jul 2025269 PMAQI
9th Jul 20252610 PMAQI
9th Jul 20252711 PMAQI
10th Jul 20252812 AMAQI
10th Jul 2025261 AMAQI
10th Jul 2025242 AMAQI
10th Jul 2025243 AMAQI
14°C12/17°C
10th Jul 2025234 AMAQI
10th Jul 2025235 AMAQI
10th Jul 2025226 AMAQI
10th Jul 2025237 AMAQI
10th Jul 2025258 AMAQI
10th Jul 2025269 AMAQI
10th Jul 20252610 AMAQI
10th Jul 20252411 AMAQI
10th Jul 20252112 PMAQI
10th Jul 2025201 PMAQI
10th Jul 2025232 PMAQI
10th Jul 2025233 PMAQI
10th Jul 2025234 PMAQI
10th Jul 2025225 PMAQI
10th Jul 2025236 PMAQI
10th Jul 2025247 PMAQI
10th Jul 2025228 PMAQI
10th Jul 2025239 PMAQI
10th Jul 20252310 PMAQI
10th Jul 20252411 PMAQI
11th Jul 20252312 AMAQI
11th Jul 2025231 AMAQI
11th Jul 2025222 AMAQI
11th Jul 2025193 AMAQI
15°C12/21°C
11th Jul 2025164 AMAQI
11th Jul 2025195 AMAQI
11th Jul 2025226 AMAQI
11th Jul 2025267 AMAQI
11th Jul 2025278 AMAQI
11th Jul 2025259 AMAQI
11th Jul 20252410 AMAQI
11th Jul 20252211 AMAQI
11th Jul 20251912 PMAQI
11th Jul 2025201 PMAQI
11th Jul 2025212 PMAQI
11th Jul 2025203 PMAQI
11th Jul 2025204 PMAQI
11th Jul 2025215 PMAQI
11th Jul 2025226 PMAQI
11th Jul 2025227 PMAQI
11th Jul 2025228 PMAQI
11th Jul 2025229 PMAQI
11th Jul 20252210 PMAQI
11th Jul 20252211 PMAQI
12th Jul 20252212 AMAQI
12th Jul 2025221 AMAQI
12th Jul 2025202 AMAQI
12th Jul 2025193 AMAQI
15°C12/20°C
12th Jul 2025484 AMAQI
12th Jul 2025325 AMAQI
12th Jul 2025246 AMAQI
12th Jul 2025227 AMAQI
12th Jul 2025238 AMAQI
12th Jul 2025269 AMAQI
12th Jul 20252610 AMAQI
12th Jul 20252411 AMAQI
12th Jul 20252112 PMAQI
12th Jul 2025211 PMAQI
12th Jul 2025222 PMAQI
12th Jul 2025233 PMAQI
12th Jul 2025234 PMAQI
12th Jul 2025225 PMAQI
12th Jul 2025236 PMAQI
12th Jul 2025237 PMAQI
12th Jul 2025228 PMAQI
12th Jul 2025249 PMAQI
12th Jul 20252410 PMAQI
12th Jul 20252311 PMAQI
13th Jul 20252412 AMAQI
13th Jul 2025241 AMAQI
13th Jul 2025322 AMAQI
13th Jul 2025333 AMAQI
16°C12/20°C
13th Jul 2025324 AMAQI
13th Jul 2025385 AMAQI
13th Jul 2025346 AMAQI
13th Jul 2025367 AMAQI
13th Jul 2025368 AMAQI
13th Jul 2025349 AMAQI
13th Jul 20253610 AMAQI
13th Jul 20252911 AMAQI
13th Jul 20252612 PMAQI
13th Jul 2025271 PMAQI
13th Jul 2025272 PMAQI
13th Jul 2025273 PMAQI
13th Jul 2025284 PMAQI
13th Jul 2025285 PMAQI
13th Jul 2025276 PMAQI
13th Jul 2025287 PMAQI
13th Jul 2025288 PMAQI
13th Jul 2025289 PMAQI
13th Jul 20253010 PMAQI
13th Jul 20252911 PMAQI
14th Jul 20253012 AMAQI
14th Jul 2025291 AMAQI
14th Jul 2025282 AMAQI
14th Jul 2025313 AMAQI
20°C14/27°C
14th Jul 2025304 AMAQI
14th Jul 2025305 AMAQI
14th Jul 2025316 AMAQI
14th Jul 2025327 AMAQI
14th Jul 2025348 AMAQI
14th Jul 2025349 AMAQI
14th Jul 20253810 AMAQI
14th Jul 20253611 AMAQI
14th Jul 20253012 PMAQI
14th Jul 2025281 PMAQI
14th Jul 2025282 PMAQI
14th Jul 2025283 PMAQI
14th Jul 2025284 PMAQI
14th Jul 2025285 PMAQI
14th Jul 2025286 PMAQI
14th Jul 2025287 PMAQI
14th Jul 2025308 PMAQI
14th Jul 2025309 PMAQI
14th Jul 20253110 PMAQI
14th Jul 20253111 PMAQI
15th Jul 20253212 AMAQI
15th Jul 2025311 AMAQI
15th Jul 2025342 AMAQI
15th Jul 2025363 AMAQI
21°C15/27°C
15th Jul 2025374 AMAQI
15th Jul 2025365 AMAQI
15th Jul 2025376 AMAQI
15th Jul 2025367 AMAQI
15th Jul 2025388 AMAQI
15th Jul 2025369 AMAQI
15th Jul 20253410 AMAQI
15th Jul 20253311 AMAQI
15th Jul 20253212 PMAQI
15th Jul 2025331 PMAQI
15th Jul 2025352 PMAQI
15th Jul 2025363 PMAQI
15th Jul 2025374 PMAQI
15th Jul 2025365 PMAQI
15th Jul 2025376 PMAQI
15th Jul 2025367 PMAQI
15th Jul 2025358 PMAQI
15th Jul 2025369 PMAQI
15th Jul 20253610 PMAQI
15th Jul 20253511 PMAQI
16th Jul 20253512 AMAQI
16th Jul 2025361 AMAQI
16th Jul 2025322 AMAQI
16th Jul 2025393 AMAQI
21°C16/27°C
16th Jul 2025404 AMAQI
16th Jul 2025405 AMAQI
16th Jul 2025386 AMAQI
16th Jul 2025377 AMAQI
16th Jul 2025408 AMAQI
16th Jul 2025429 AMAQI
16th Jul 20253810 AMAQI
16th Jul 20253611 AMAQI
16th Jul 20253412 PMAQI
16th Jul 2025331 PMAQI
16th Jul 2025342 PMAQI
16th Jul 2025323 PMAQI
16th Jul 2025344 PMAQI
16th Jul 2025345 PMAQI
16th Jul 2025346 PMAQI
16th Jul 2025347 PMAQI
16th Jul 2025338 PMAQI
16th Jul 2025349 PMAQI
16th Jul 20253610 PMAQI
16th Jul 20253611 PMAQI
17th Jul 20253712 AMAQI
17th Jul 2025371 AMAQI
17th Jul 2025262 AMAQI
17th Jul 2025183 AMAQI
18°C14/24°C
17th Jul 2025214 AMAQI
17th Jul 2025225 AMAQI
17th Jul 2025276 AMAQI
17th Jul 2025267 AMAQI
17th Jul 2025288 AMAQI
17th Jul 2025319 AMAQI
17th Jul 20252710 AMAQI
17th Jul 20252611 AMAQI
17th Jul 20252512 PMAQI
17th Jul 2025261 PMAQI
17th Jul 2025272 PMAQI
17th Jul 2025273 PMAQI
17th Jul 2025284 PMAQI
17th Jul 2025275 PMAQI
17th Jul 2025286 PMAQI
17th Jul 2025287 PMAQI
17th Jul 2025288 PMAQI
17th Jul 2025279 PMAQI
17th Jul 20252710 PMAQI
17th Jul 20252811 PMAQI
18th Jul 20252712 AMAQI
18th Jul 2025271 AMAQI
18th Jul 2025272 AMAQI
18th Jul 2025323 AMAQI
16°C12/21°C
18th Jul 2025344 AMAQI
18th Jul 2025345 AMAQI
18th Jul 2025326 AMAQI
18th Jul 2025337 AMAQI
18th Jul 2025328 AMAQI
18th Jul 2025299 AMAQI
18th Jul 20253010 AMAQI
18th Jul 20252911 AMAQI
18th Jul 20252612 PMAQI
18th Jul 2025251 PMAQI
18th Jul 2025282 PMAQI
18th Jul 2025303 PMAQI
18th Jul 2025304 PMAQI
18th Jul 2025295 PMAQI
18th Jul 2025286 PMAQI
18th Jul 2025287 PMAQI
18th Jul 2025288 PMAQI
18th Jul 2025299 PMAQI
18th Jul 20252810 PMAQI
18th Jul 20253111 PMAQI
19th Jul 20253212 AMAQI
19th Jul 2025311 AMAQI
19th Jul 2025422 AMAQI
19th Jul 2025513 AMAQI
16°C13/21°C
19th Jul 2025404 AMAQI
19th Jul 2025365 AMAQI
19th Jul 2025386 AMAQI
19th Jul 2025407 AMAQI
19th Jul 2025478 AMAQI
19th Jul 2025439 AMAQI
19th Jul 20253410 AMAQI
19th Jul 20252611 AMAQI
19th Jul 20252312 PMAQI
19th Jul 2025211 PMAQI
19th Jul 2025282 PMAQI
19th Jul 2025283 PMAQI
19th Jul 2025284 PMAQI
19th Jul 2025285 PMAQI
19th Jul 2025296 PMAQI
19th Jul 2025297 PMAQI
19th Jul 2025298 PMAQI
19th Jul 2025329 PMAQI
19th Jul 20253510 PMAQI
19th Jul 20253511 PMAQI
20th Jul 20253812 AMAQI
20th Jul 2025361 AMAQI
20th Jul 2025442 AMAQI
20th Jul 2025483 AMAQI
19°C13/24°C
20th Jul 2025464 AMAQI
20th Jul 2025405 AMAQI
20th Jul 2025386 AMAQI
20th Jul 2025377 AMAQI
20th Jul 2025388 AMAQI
20th Jul 2025369 AMAQI
20th Jul 20253410 AMAQI
20th Jul 20253311 AMAQI
20th Jul 20252912 PMAQI
20th Jul 2025301 PMAQI
20th Jul 2025352 PMAQI
20th Jul 2025363 PMAQI
20th Jul 2025364 PMAQI
20th Jul 2025375 PMAQI
20th Jul 2025376 PMAQI
20th Jul 2025387 PMAQI
20th Jul 2025398 PMAQI
20th Jul 2025399 PMAQI
20th Jul 20253910 PMAQI
20th Jul 20254211 PMAQI
21st Jul 20254112 AMAQI
21st Jul 2025401 AMAQI
21st Jul 2025482 AMAQI
21st Jul 2025473 AMAQI
22°C15/28°C
21st Jul 2025514 AMAQI
21st Jul 2025525 AMAQI
21st Jul 2025526 AMAQI
21st Jul 2025567 AMAQI
21st Jul 2025558 AMAQI
21st Jul 2025559 AMAQI
21st Jul 20255510 AMAQI
21st Jul 20255711 AMAQI
21st Jul 20254812 PMAQI
21st Jul 2025441 PMAQI
21st Jul 2025452 PMAQI
21st Jul 2025443 PMAQI
21st Jul 2025434 PMAQI
21st Jul 2025435 PMAQI
21st Jul 2025446 PMAQI
21st Jul 2025477 PMAQI
21st Jul 2025468 PMAQI
21st Jul 2025489 PMAQI
21st Jul 20255010 PMAQI
21st Jul 20255011 PMAQI
22nd Jul 20255012 AMAQI
22nd Jul 2025511 AMAQI
22nd Jul 2025262 AMAQI
22nd Jul 2025173 AMAQI
24°C17/31°C
22nd Jul 2025154 AMAQI
22nd Jul 2025155 AMAQI
22nd Jul 2025176 AMAQI
22nd Jul 2025187 AMAQI
22nd Jul 2025218 AMAQI
22nd Jul 2025229 AMAQI
22nd Jul 20251910 AMAQI
22nd Jul 20252011 AMAQI
22nd Jul 20251912 PMAQI
22nd Jul 2025191 PMAQI
22nd Jul 2025242 PMAQI
22nd Jul 2025243 PMAQI
22nd Jul 2025244 PMAQI
22nd Jul 2025245 PMAQI
22nd Jul 2025236 PMAQI
22nd Jul 2025217 PMAQI
22nd Jul 2025218 PMAQI
22nd Jul 2025219 PMAQI
22nd Jul 20252510 PMAQI
22nd Jul 20252411 PMAQI
23rd Jul 20252412 AMAQI
23rd Jul 2025241 AMAQI
23rd Jul 2025192 AMAQI
23rd Jul 2025143 AMAQI
20°C15/25°C
23rd Jul 2025154 AMAQI
23rd Jul 2025165 AMAQI
23rd Jul 2025156 AMAQI
23rd Jul 2025187 AMAQI
23rd Jul 2025268 AMAQI
23rd Jul 2025199 AMAQI
23rd Jul 20251510 AMAQI
23rd Jul 20251511 AMAQI
23rd Jul 20251312 PMAQI
23rd Jul 2025141 PMAQI
23rd Jul 2025182 PMAQI
23rd Jul 2025183 PMAQI
23rd Jul 2025174 PMAQI
23rd Jul 2025175 PMAQI
23rd Jul 2025176 PMAQI
23rd Jul 2025187 PMAQI
23rd Jul 2025188 PMAQI
23rd Jul 2025189 PMAQI
23rd Jul 20251810 PMAQI
23rd Jul 20251811 PMAQI
24th Jul 20251812 AMAQI
24th Jul 2025181 AMAQI
24th Jul 2025212 AMAQI
24th Jul 2025223 AMAQI
20°C14/26°C
24th Jul 2025224 AMAQI
24th Jul 2025215 AMAQI
24th Jul 2025226 AMAQI
24th Jul 2025247 AMAQI
24th Jul 2025428 AMAQI
24th Jul 2025329 AMAQI
24th Jul 20252910 AMAQI
24th Jul 20252711 AMAQI
24th Jul 20253212 PMAQI
24th Jul 2025271 PMAQI
24th Jul 2025262 PMAQI
24th Jul 2025223 PMAQI
24th Jul 2025224 PMAQI
24th Jul 2025235 PMAQI
24th Jul 2025246 PMAQI
24th Jul 2025237 PMAQI
24th Jul 2025238 PMAQI
24th Jul 2025229 PMAQI
24th Jul 20252610 PMAQI
24th Jul 20252611 PMAQI
25th Jul 20252612 AMAQI
25th Jul 2025241 AMAQI
25th Jul 2025302 AMAQI
25th Jul 2025363 AMAQI
21°C15/27°C
25th Jul 2025414 AMAQI
25th Jul 2025395 AMAQI
25th Jul 2025396 AMAQI
25th Jul 2025357 AMAQI
25th Jul 2025288 AMAQI
25th Jul 2025259 AMAQI
25th Jul 20252310 AMAQI
25th Jul 20252411 AMAQI
25th Jul 20252612 PMAQI
25th Jul 2025271 PMAQI
25th Jul 2025312 PMAQI
25th Jul 2025333 PMAQI
25th Jul 2025374 PMAQI
25th Jul 2025445 PMAQI
25th Jul 2025426 PMAQI
25th Jul 2025427 PMAQI
25th Jul 2025388 PMAQI
25th Jul 2025369 PMAQI
25th Jul 20253410 PMAQI
25th Jul 20253411 PMAQI
26th Jul 20253412 AMAQI
26th Jul 2025321 AMAQI
26th Jul 2025502 AMAQI
26th Jul 2025583 AMAQI
20°C17/24°C
26th Jul 2025644 AMAQI
26th Jul 2025665 AMAQI
26th Jul 2025586 AMAQI
26th Jul 2025547 AMAQI
26th Jul 2025548 AMAQI
26th Jul 2025569 AMAQI
26th Jul 20255810 AMAQI
26th Jul 20256311 AMAQI
26th Jul 20256412 PMAQI
26th Jul 2025551 PMAQI
26th Jul 2025552 PMAQI
26th Jul 2025563 PMAQI
26th Jul 2025554 PMAQI
26th Jul 2025535 PMAQI
26th Jul 2025506 PMAQI
26th Jul 2025507 PMAQI
26th Jul 2025508 PMAQI
26th Jul 2025489 PMAQI
26th Jul 20255410 PMAQI
26th Jul 20255411 PMAQI
27th Jul 20255512 AMAQI
27th Jul 2025551 AMAQI
27th Jul 2025422 AMAQI
27th Jul 2025303 AMAQI
19°C16/24°C
27th Jul 2025424 AMAQI
27th Jul 2025505 AMAQI
27th Jul 2025486 AMAQI
27th Jul 2025507 AMAQI
27th Jul 2025508 AMAQI
27th Jul 2025539 AMAQI
27th Jul 20255610 AMAQI
27th Jul 20255411 AMAQI
27th Jul 20255612 PMAQI
27th Jul 2025521 PMAQI
27th Jul 2025502 PMAQI
27th Jul 2025403 PMAQI
27th Jul 2025404 PMAQI
27th Jul 2025395 PMAQI
27th Jul 2025396 PMAQI
27th Jul 2025407 PMAQI
27th Jul 2025398 PMAQI
27th Jul 2025379 PMAQI
27th Jul 20254810 PMAQI
27th Jul 20254811 PMAQI
28th Jul 20254812 AMAQI
28th Jul 2025501 AMAQI
28th Jul 2025342 AMAQI
28th Jul 2025283 AMAQI
17°C16/18°C
28th Jul 2025264 AMAQI
28th Jul 2025225 AMAQI
28th Jul 2025226 AMAQI
28th Jul 2025247 AMAQI
28th Jul 2025288 AMAQI
28th Jul 2025279 AMAQI
28th Jul 20252810 AMAQI
28th Jul 20252811 AMAQI
28th Jul 20253712 PMAQI
28th Jul 2025401 PMAQI
28th Jul 2025342 PMAQI
28th Jul 2025363 PMAQI
28th Jul 2025374 PMAQI
28th Jul 2025365 PMAQI
28th Jul 2025346 PMAQI
28th Jul 2025317 PMAQI
28th Jul 2025318 PMAQI
28th Jul 2025319 PMAQI
28th Jul 20253410 PMAQI
28th Jul 20253211 PMAQI
29th Jul 20253212 AMAQI
29th Jul 2025321 AMAQI
29th Jul 2025292 AMAQI
29th Jul 2025253 AMAQI
17°C15/20°C
29th Jul 2025264 AMAQI
29th Jul 2025275 AMAQI
29th Jul 2025276 AMAQI
29th Jul 2025287 AMAQI
29th Jul 2025318 AMAQI
29th Jul 2025339 AMAQI
29th Jul 20253210 AMAQI
29th Jul 20252811 AMAQI
29th Jul 20252412 PMAQI
29th Jul 2025261 PMAQI
29th Jul 2025262 PMAQI
29th Jul 2025273 PMAQI
29th Jul 2025274 PMAQI
29th Jul 2025285 PMAQI
29th Jul 2025266 PMAQI
29th Jul 2025277 PMAQI
29th Jul 2025268 PMAQI
29th Jul 2025279 PMAQI
29th Jul 20252910 PMAQI
29th Jul 20252911 PMAQI
30th Jul 20252912 AMAQI
30th Jul 2025291 AMAQI
30th Jul 2025242 AMAQI
30th Jul 2025233 AMAQI
17°C13/21°C
30th Jul 2025224 AMAQI
30th Jul 2025345 AMAQI
30th Jul 2025296 AMAQI
30th Jul 2025447 AMAQI
30th Jul 2025388 AMAQI
30th Jul 2025319 AMAQI
30th Jul 20252510 AMAQI
30th Jul 20252211 AMAQI
30th Jul 20251812 PMAQI
30th Jul 2025201 PMAQI
30th Jul 2025252 PMAQI
30th Jul 2025263 PMAQI
30th Jul 2025244 PMAQI
30th Jul 2025265 PMAQI
30th Jul 2025266 PMAQI
30th Jul 2025267 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°C12/23°C
31st Jul 2025194 AMAQI
31st Jul 2025175 AMAQI
31st Jul 2025186 AMAQI
31st Jul 2025217 AMAQI
31st Jul 2025228 AMAQI
31st Jul 2025239 AMAQI
31st Jul 20252110 AMAQI
31st Jul 20252111 AMAQI
31st Jul 20252012 PMAQI
31st Jul 2025231 PMAQI
31st Jul 2025242 PMAQI
31st Jul 2025263 PMAQI
31st Jul 2025304 PMAQI
31st Jul 2025285 PMAQI
31st Jul 2025266 PMAQI
31st Jul 2025287 PMAQI
31st Jul 2025278 PMAQI
31st Jul 2025279 PMAQI
31st Jul 20252810 PMAQI
31st Jul 20252711 PMAQI
1st Aug 20252812 AMAQI
1st Aug 2025281 AMAQI
1st Aug 2025272 AMAQI
1st Aug 2025253 AMAQI
17°C12/23°C
1st Aug 2025254 AMAQI
1st Aug 2025265 AMAQI
1st Aug 2025296 AMAQI
1st Aug 2025297 AMAQI
1st Aug 2025268 AMAQI
1st Aug 2025269 AMAQI
1st Aug 20252310 AMAQI
1st Aug 20252111 AMAQI
1st Aug 20252112 PMAQI
1st Aug 2025261 PMAQI
1st Aug 2025302 PMAQI
1st Aug 2025303 PMAQI
1st Aug 2025264 PMAQI
1st Aug 2025245 PMAQI
1st Aug 2025266 PMAQI
1st Aug 2025237 PMAQI
1st Aug 2025238 PMAQI
1st Aug 2025269 PMAQI
1st Aug 20252610 PMAQI
1st Aug 20252611 PMAQI
2nd Aug 20252612 AMAQI
2nd Aug 2025261 AMAQI
2nd Aug 2025302 AMAQI
2nd Aug 2025293 AMAQI
18°C13/23°C
2nd Aug 2025224 AMAQI
4 AM2nd Aug 2025225 AMAQI
2nd Aug 2025246 AMAQI
2nd Aug 2025247 AMAQI
2nd Aug 2025308 AMAQI
2nd Aug 2025249 AMAQI
2nd Aug 20252610 AMAQI
2nd Aug 20252411 AMAQI
2nd Aug 20251812 PMAQI
12 PM2nd Aug 2025201 PMAQI
2nd Aug 2025212 PMAQI
2nd Aug 2025233 PMAQI
2nd Aug 2025224 PMAQI
2nd Aug 2025225 PMAQI
2nd Aug 2025266 PMAQI
2nd Aug 2025247 PMAQI
2nd Aug 2025228 PMAQI
8 PM2nd Aug 2025299 PMAQI
2nd Aug 20252510 PMAQI
2nd Aug 20252411 PMAQI
12 AM
3 AM
--°C/°C
Day time
Avg. Highest Time
7 AM - 10 AM
34AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
11 AM - 1 PM
30AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 AM to 10 AM (Avg. 34), while the lowest AQI was between 11 AM to 1 PM (Avg. 30).
Night time
Avg. Highest Time
12 AM - 1 AM
33AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
2 AM - 11 PM
32AQI
5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 1 AM (Avg. 33), while the lowest AQI was between 2 AM to 11 PM (Avg. 32).
2025 Days Vs Air Quality
Ostrava Marianske Ho, Ostrava, Moravskoslezsky Kraj, Czechia
2025
58%
123
31%
66
10%
21
1%
3
Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)
Good
123 DaysModerate
66 DaysPoor
21 DaysUnhealthy
3 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 58%
Health Risk Level:
Considerable
In 2025, 58% of 214 days were within WHO’s safe air quality limits, and 42% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.
Annual Air Quality Insights
Ostrava Marianske Ho, Ostrava, 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
76AQI
76AQI
2nd January 2025
62AQI
62AQI
3rd January 2025
44AQI
44AQI
4th January 2025
35AQI
35AQI
5th January 2025
120AQI
120AQI
6th January 2025
51AQI
51AQI
7th January 2025
54AQI
54AQI
8th January 2025
31AQI
31AQI
9th January 2025
36AQI
36AQI
10th January 2025
23AQI
23AQI
11th January 2025
22AQI
22AQI
12th January 2025
23AQI
23AQI
13th January 2025
44AQI
44AQI
14th January 2025
65AQI
65AQI
15th January 2025
70AQI
70AQI
16th January 2025
62AQI
62AQI
17th January 2025
53AQI
53AQI
18th January 2025
78AQI
78AQI
19th January 2025
71AQI
71AQI
20th January 2025
62AQI
62AQI
21st January 2025
70AQI
70AQI
22nd January 2025
83AQI
83AQI
23rd January 2025
69AQI
69AQI
24th January 2025
70AQI
70AQI
25th January 2025
55AQI
55AQI
26th January 2025
68AQI
68AQI
27th January 2025
57AQI
57AQI
28th January 2025
54AQI
54AQI
29th January 2025
28AQI
28AQI
30th January 2025
66AQI
66AQI
31st January 2025
70AQI
70AQI
1st February 2025
59AQI
59AQI
2nd February 2025
90AQI
90AQI
3rd February 2025
105AQI
105AQI
4th February 2025
119AQI
119AQI
5th February 2025
93AQI
93AQI
6th February 2025
82AQI
82AQI
7th February 2025
122AQI
122AQI
8th February 2025
122AQI
122AQI
9th February 2025
157AQI
157AQI
10th February 2025
156AQI
156AQI
11th February 2025
157AQI
157AQI
12th February 2025
141AQI
141AQI
13th February 2025
92AQI
92AQI
14th February 2025
107AQI
107AQI
15th February 2025
90AQI
90AQI
16th February 2025
109AQI
109AQI
17th February 2025
138AQI
138AQI
18th February 2025
121AQI
121AQI
19th February 2025
125AQI
125AQI
20th February 2025
122AQI
122AQI
21st February 2025
106AQI
106AQI
22nd February 2025
79AQI
79AQI
23rd February 2025
94AQI
94AQI
24th February 2025
130AQI
130AQI
25th February 2025
113AQI
113AQI
26th February 2025
136AQI
136AQI
27th February 2025
111AQI
111AQI
28th February 2025
80AQI
80AQI
1st March 2025
70AQI
70AQI
2nd March 2025
58AQI
58AQI
3rd March 2025
79AQI
79AQI
4th March 2025
97AQI
97AQI
5th March 2025
80AQI
80AQI
6th March 2025
90AQI
90AQI
7th March 2025
88AQI
88AQI
8th March 2025
110AQI
110AQI
9th March 2025
124AQI
124AQI
10th March 2025
95AQI
95AQI
11th March 2025
54AQI
54AQI
12th March 2025
51AQI
51AQI
13th March 2025
41AQI
41AQI
14th March 2025
57AQI
57AQI
15th March 2025
58AQI
58AQI
16th March 2025
72AQI
72AQI
17th March 2025
64AQI
64AQI
18th March 2025
53AQI
53AQI
19th March 2025
62AQI
62AQI
20th March 2025
72AQI
72AQI
21st March 2025
79AQI
79AQI
22nd March 2025
97AQI
97AQI
23rd March 2025
45AQI
45AQI
24th March 2025
64AQI
64AQI
25th March 2025
86AQI
86AQI
26th March 2025
103AQI
103AQI
27th March 2025
66AQI
66AQI
28th March 2025
78AQI
78AQI
29th March 2025
103AQI
103AQI
30th March 2025
86AQI
86AQI
31st March 2025
35AQI
35AQI
1st April 2025
73AQI
73AQI
2nd April 2025
78AQI
78AQI
3rd April 2025
56AQI
56AQI
4th April 2025
65AQI
65AQI
5th April 2025
52AQI
52AQI
6th April 2025
31AQI
31AQI
7th April 2025
26AQI
26AQI
8th April 2025
40AQI
40AQI
9th April 2025
43AQI
43AQI
10th April 2025
28AQI
28AQI
11th April 2025
52AQI
52AQI
12th April 2025
54AQI
54AQI
13th April 2025
58AQI
58AQI
14th April 2025
46AQI
46AQI
15th April 2025
34AQI
34AQI
16th April 2025
34AQI
34AQI
17th April 2025
47AQI
47AQI
18th April 2025
24AQI
24AQI
19th April 2025
18AQI
18AQI
20th April 2025
25AQI
25AQI
21st April 2025
39AQI
39AQI
22nd April 2025
45AQI
45AQI
23rd April 2025
41AQI
41AQI
24th April 2025
64AQI
64AQI
25th April 2025
57AQI
57AQI
26th April 2025
42AQI
42AQI
27th April 2025
36AQI
36AQI
28th April 2025
39AQI
39AQI
29th April 2025
40AQI
40AQI
30th April 2025
43AQI
43AQI
1st May 2025
45AQI
45AQI
2nd May 2025
47AQI
47AQI
3rd May 2025
43AQI
43AQI
4th May 2025
36AQI
36AQI
5th May 2025
30AQI
30AQI
6th May 2025
39AQI
39AQI
7th May 2025
44AQI
44AQI
8th May 2025
27AQI
27AQI
9th May 2025
36AQI
36AQI
10th May 2025
36AQI
36AQI
11th May 2025
39AQI
39AQI
12th May 2025
42AQI
42AQI
13th May 2025
51AQI
51AQI
14th May 2025
43AQI
43AQI
15th May 2025
30AQI
30AQI
16th May 2025
20AQI
20AQI
17th May 2025
21AQI
21AQI
18th May 2025
16AQI
16AQI
19th May 2025
17AQI
17AQI
20th May 2025
27AQI
27AQI
21st May 2025
33AQI
33AQI
22nd May 2025
39AQI
39AQI
23rd May 2025
23AQI
23AQI
24th May 2025
31AQI
31AQI
25th May 2025
30AQI
30AQI
26th May 2025
27AQI
27AQI
27th May 2025
32AQI
32AQI
28th May 2025
30AQI
30AQI
29th May 2025
20AQI
20AQI
30th May 2025
25AQI
25AQI
31st May 2025
32AQI
32AQI
1st June 2025
30AQI
30AQI
2nd June 2025
33AQI
33AQI
3rd June 2025
33AQI
33AQI
4th June 2025
38AQI
38AQI
5th June 2025
32AQI
32AQI
6th June 2025
26AQI
26AQI
7th June 2025
20AQI
20AQI
8th June 2025
21AQI
21AQI
9th June 2025
21AQI
21AQI
10th June 2025
30AQI
30AQI
11th June 2025
39AQI
39AQI
12th June 2025
42AQI
42AQI
13th June 2025
35AQI
35AQI
14th June 2025
41AQI
41AQI
15th June 2025
49AQI
49AQI
16th June 2025
48AQI
48AQI
17th June 2025
42AQI
42AQI
18th June 2025
45AQI
45AQI
19th June 2025
50AQI
50AQI
20th June 2025
39AQI
39AQI
21st June 2025
34AQI
34AQI
22nd June 2025
28AQI
28AQI
23rd June 2025
39AQI
39AQI
24th June 2025
35AQI
35AQI
25th June 2025
33AQI
33AQI
26th June 2025
32AQI
32AQI
27th June 2025
30AQI
30AQI
28th June 2025
28AQI
28AQI
29th June 2025
29AQI
29AQI
30th June 2025
28AQI
28AQI
1st July 2025
28AQI
28AQI
2nd July 2025
31AQI
31AQI
3rd July 2025
42AQI
42AQI
4th July 2025
39AQI
39AQI
5th July 2025
38AQI
38AQI
6th July 2025
38AQI
38AQI
7th July 2025
36AQI
36AQI
8th July 2025
33AQI
33AQI
9th July 2025
27AQI
27AQI
10th July 2025
24AQI
24AQI
11th July 2025
22AQI
22AQI
12th July 2025
24AQI
24AQI
13th July 2025
29AQI
29AQI
14th July 2025
30AQI
30AQI
15th July 2025
34AQI
34AQI
16th July 2025
36AQI
36AQI
17th July 2025
29AQI
29AQI
18th July 2025
29AQI
29AQI
19th July 2025
34AQI
34AQI
20th July 2025
38AQI
38AQI
21st July 2025
48AQI
48AQI
22nd July 2025
23AQI
23AQI
23rd July 2025
18AQI
18AQI
24th July 2025
24AQI
24AQI
25th July 2025
34AQI
34AQI
26th July 2025
54AQI
54AQI
27th July 2025
46AQI
46AQI
28th July 2025
32AQI
32AQI
29th July 2025
28AQI
28AQI
30th July 2025
27AQI
27AQI
31st July 2025
24AQI
24AQI
1st August 2025
26AQI
26AQI
57AQI
113AQI
75AQI
44AQI
33AQI
34AQI
32AQI
26AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202555AQI
9
21
1
9
16
3
3
24
4
20
10
30
1
30
30
1
1
123
66
21
3
Highest AQI recorded in
February113AQI
Lowest AQI recorded in
August26AQI
202455AQI
14
12
3
2
20
7
2
10
19
2
18
11
1
26
5
20
10
20
11
20
11
10
8
13
16
2
12
15
3
9
15
4
3
192
140
17
5
Highest AQI recorded in
December77AQI
Lowest AQI recorded in
July44AQI
202353AQI
16
13
2
12
12
4
17
11
2
1
10
20
10
21
19
11
21
10
18
13
11
19
22
7
2
22
6
1
16
9
3
3
194
152
14
4
Highest AQI recorded in
February65AQI
Lowest AQI recorded in
November41AQI
202262AQI
18
8
5
15
6
16
15
11
19
14
17
17
13
18
5
1
1
20
8
15
16
4
18
8
6
17
4
4
139
143
33
4
Highest AQI recorded in
March97AQI
Lowest AQI recorded in
September43AQI
202156AQI
2
1
6
21
4
16
13
1
26
5
7
23
16
15
25
6
14
16
11
19
1
14
13
3
12
11
5
3
149
143
14
3
Highest AQI recorded in
December76AQI
Lowest AQI recorded in
August38AQI
202056AQI
1
7
4
1
2
9
11
7
17
13
16
15
12
19
14
16
19
10
10
19
1
1
1
102
116
6
1
Highest AQI recorded in
March97AQI
Lowest AQI recorded in
October45AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2022(Avg.)
62AQILeast Polluted Year Recorded
2023(Avg.)
53AQIOstrava Marianske Ho's annual 2025 AQI (55) shows an average percentage change of -2.7% (improved AQI) compared to previous years: 2020 (56), 2021 (56), 2022 (62), 2023 (53), 2024 (55).
