Country Background

Opava, 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

Opava, Moravskoslezsky Kraj, Czechia

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
31st Aug 2024
76AQI
Lowest AQI recorded on
27th Aug 2021
19AQI


Same Day Analysis (19th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 30 of Good air quality, showing improvement over 2024 and 2023 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 20th Aug - 21st Aug 2025

Opava, Moravskoslezsky Kraj, Czechia

AQI
Day
Night
.

5 AM20th Aug 2025

8 PM

4 AM21st Aug 2025

Day time
Avg. Highest Time
10AM20th Aug

46AQI

Avg. Lowest Time
7AM20th Aug

28AQI

Night time
Avg. Highest Time
2AM21st Aug

49AQI

Avg. Lowest Time
1AM21st Aug

33AQI

In the last 24 hours,

Opava's AQI reached its highest point of 49 at 2 AM during the Night, while the lowest point, 28, was recorded at 7 AM during the Day between 20th Aug and 21st Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Opava, Moravskoslezsky Kraj, Czechia

JulAug
22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st
Day
Night
22nd Jul 2025155 AMAQI
22nd Jul 2025166 AMAQI
22nd Jul 2025177 AMAQI
22nd Jul 2025198 AMAQI
22nd Jul 2025189 AMAQI
22nd Jul 20251810 AMAQI
22nd Jul 20251811 AMAQI
22nd Jul 20251712 PMAQI
22nd Jul 2025171 PMAQI
22nd Jul 2025232 PMAQI
22nd Jul 2025283 PMAQI
22nd Jul 2025314 PMAQI
22nd Jul 2025285 PMAQI
22nd Jul 2025256 PMAQI
22nd Jul 2025227 PMAQI
22nd Jul 2025208 PMAQI
22nd Jul 2025269 PMAQI
22nd Jul 20252510 PMAQI
22nd Jul 20252611 PMAQI
23rd Jul 20252712 AMAQI
23rd Jul 2025261 AMAQI
23rd Jul 2025192 AMAQI
23rd Jul 2025163 AMAQI
23rd Jul 2025204 AMAQI

20°C14/24°C

23rd Jul 2025185 AMAQI
23rd Jul 2025166 AMAQI
23rd Jul 2025197 AMAQI
23rd Jul 2025218 AMAQI
23rd Jul 2025189 AMAQI
23rd Jul 20251610 AMAQI
23rd Jul 20251611 AMAQI
23rd Jul 20252412 PMAQI
23rd Jul 2025191 PMAQI
23rd Jul 2025222 PMAQI
23rd Jul 2025243 PMAQI
23rd Jul 2025224 PMAQI
23rd Jul 2025195 PMAQI
23rd Jul 2025186 PMAQI
23rd Jul 2025197 PMAQI
23rd Jul 2025178 PMAQI
23rd Jul 2025209 PMAQI
23rd Jul 20252010 PMAQI
23rd Jul 20252111 PMAQI
24th Jul 20252112 AMAQI
24th Jul 2025211 AMAQI
24th Jul 2025382 AMAQI
24th Jul 2025423 AMAQI
24th Jul 2025324 AMAQI

20°C13/26°C

24th Jul 2025375 AMAQI
24th Jul 2025296 AMAQI
24th Jul 2025227 AMAQI
24th Jul 2025188 AMAQI
24th Jul 2025199 AMAQI
24th Jul 20252710 AMAQI
24th Jul 20252411 AMAQI
24th Jul 20252312 PMAQI
24th Jul 2025241 PMAQI
24th Jul 2025262 PMAQI
24th Jul 2025333 PMAQI
24th Jul 2025284 PMAQI
24th Jul 2025335 PMAQI
24th Jul 2025426 PMAQI
24th Jul 2025347 PMAQI
24th Jul 2025378 PMAQI
24th Jul 2025329 PMAQI
24th Jul 20252810 PMAQI
24th Jul 20252811 PMAQI
25th Jul 20252812 AMAQI
25th Jul 2025281 AMAQI
25th Jul 2025302 AMAQI
25th Jul 2025313 AMAQI
25th Jul 2025314 AMAQI

21°C15/26°C

25th Jul 2025305 AMAQI
25th Jul 2025426 AMAQI
25th Jul 2025317 AMAQI
25th Jul 2025248 AMAQI
25th Jul 2025219 AMAQI
25th Jul 20252010 AMAQI
25th Jul 20252611 AMAQI
25th Jul 20252512 PMAQI
25th Jul 2025271 PMAQI
25th Jul 2025272 PMAQI
25th Jul 2025243 PMAQI
25th Jul 2025244 PMAQI
25th Jul 2025345 PMAQI
25th Jul 2025306 PMAQI
25th Jul 2025287 PMAQI
25th Jul 2025268 PMAQI
25th Jul 2025319 PMAQI
25th Jul 20253110 PMAQI
25th Jul 20253611 PMAQI
26th Jul 20253712 AMAQI
26th Jul 2025311 AMAQI
26th Jul 2025482 AMAQI
26th Jul 2025553 AMAQI
26th Jul 2025504 AMAQI

19°C16/24°C

26th Jul 2025505 AMAQI
26th Jul 2025546 AMAQI
26th Jul 2025467 AMAQI
26th Jul 2025388 AMAQI
26th Jul 2025569 AMAQI
26th Jul 20255610 AMAQI
26th Jul 20254711 AMAQI
26th Jul 20254812 PMAQI
26th Jul 2025521 PMAQI
26th Jul 2025462 PMAQI
26th Jul 2025533 PMAQI
26th Jul 2025554 PMAQI
26th Jul 2025505 PMAQI
26th Jul 2025516 PMAQI
26th Jul 2025487 PMAQI
26th Jul 2025508 PMAQI
26th Jul 2025489 PMAQI
26th Jul 20254810 PMAQI
26th Jul 20254911 PMAQI
27th Jul 20254812 AMAQI
27th Jul 2025481 AMAQI
27th Jul 2025542 AMAQI
27th Jul 2025613 AMAQI
27th Jul 2025404 AMAQI

19°C16/23°C

27th Jul 2025455 AMAQI
27th Jul 2025366 AMAQI
27th Jul 2025407 AMAQI
27th Jul 2025348 AMAQI
27th Jul 2025449 AMAQI
27th Jul 20254610 AMAQI
27th Jul 20254011 AMAQI
27th Jul 20254012 PMAQI
27th Jul 2025371 PMAQI
27th Jul 2025372 PMAQI
27th Jul 2025343 PMAQI
27th Jul 2025324 PMAQI
27th Jul 2025315 PMAQI
27th Jul 2025316 PMAQI
27th Jul 2025307 PMAQI
27th Jul 2025328 PMAQI
27th Jul 2025369 PMAQI
27th Jul 20254210 PMAQI
27th Jul 20254211 PMAQI
28th Jul 20254012 AMAQI
28th Jul 2025411 AMAQI
28th Jul 2025272 AMAQI
28th Jul 2025203 AMAQI
28th Jul 2025394 AMAQI

16°C16/17°C

28th Jul 2025325 AMAQI
28th Jul 2025266 AMAQI
28th Jul 2025257 AMAQI
28th Jul 2025248 AMAQI
28th Jul 2025249 AMAQI
28th Jul 20252310 AMAQI
28th Jul 20252411 AMAQI
28th Jul 20252412 PMAQI
28th Jul 2025281 PMAQI
28th Jul 2025292 PMAQI
28th Jul 2025373 PMAQI
28th Jul 2025404 PMAQI
28th Jul 2025325 PMAQI
28th Jul 2025306 PMAQI
28th Jul 2025257 PMAQI
28th Jul 2025258 PMAQI
28th Jul 2025329 PMAQI
28th Jul 20253210 PMAQI
28th Jul 20253411 PMAQI
29th Jul 20253212 AMAQI
29th Jul 2025381 AMAQI
29th Jul 2025342 AMAQI
29th Jul 2025363 AMAQI
29th Jul 2025234 AMAQI

17°C15/21°C

29th Jul 2025195 AMAQI
29th Jul 2025186 AMAQI
29th Jul 2025227 AMAQI
29th Jul 2025248 AMAQI
29th Jul 2025249 AMAQI
29th Jul 20252110 AMAQI
29th Jul 20253711 AMAQI
29th Jul 20252912 PMAQI
29th Jul 2025291 PMAQI
29th Jul 2025262 PMAQI
29th Jul 2025333 PMAQI
29th Jul 2025304 PMAQI
29th Jul 2025265 PMAQI
29th Jul 2025226 PMAQI
29th Jul 2025287 PMAQI
29th Jul 2025248 PMAQI
29th Jul 2025299 PMAQI
29th Jul 20253010 PMAQI
29th Jul 20252911 PMAQI
30th Jul 20253012 AMAQI
30th Jul 2025281 AMAQI
30th Jul 2025262 AMAQI
30th Jul 2025323 AMAQI
30th Jul 2025384 AMAQI

17°C12/21°C

30th Jul 2025295 AMAQI
30th Jul 2025226 AMAQI
30th Jul 2025287 AMAQI
30th Jul 2025208 AMAQI
30th Jul 2025259 AMAQI
30th Jul 20253110 AMAQI
30th Jul 20252711 AMAQI
30th Jul 20252212 PMAQI
30th Jul 2025211 PMAQI
30th Jul 2025282 PMAQI
30th Jul 2025253 PMAQI
30th Jul 2025224 PMAQI
30th Jul 2025225 PMAQI
30th Jul 2025346 PMAQI
30th Jul 2025277 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
31st Jul 2025304 AMAQI

17°C11/23°C

31st Jul 2025245 AMAQI
31st Jul 2025206 AMAQI
31st Jul 2025217 AMAQI
31st Jul 2025178 AMAQI
31st Jul 2025269 AMAQI
31st Jul 20253410 AMAQI
31st Jul 20252511 AMAQI
31st Jul 20252112 PMAQI
31st Jul 2025211 PMAQI
31st Jul 2025242 PMAQI
31st Jul 2025283 PMAQI
31st Jul 2025284 PMAQI
31st Jul 2025315 PMAQI
31st Jul 2025276 PMAQI
31st Jul 2025287 PMAQI
31st Jul 2025288 PMAQI
31st Jul 2025269 PMAQI
31st Jul 20252710 PMAQI
31st Jul 20253011 PMAQI
1st Aug 20252812 AMAQI
1st Aug 2025291 AMAQI
1st Aug 2025302 AMAQI
1st Aug 2025263 AMAQI
1st Aug 2025234 AMAQI

17°C11/22°C

1st Aug 2025305 AMAQI
1st Aug 2025276 AMAQI
1st Aug 2025297 AMAQI
1st Aug 2025278 AMAQI
1st Aug 2025279 AMAQI
1st Aug 20252310 AMAQI
1st Aug 20252311 AMAQI
1st Aug 20252412 PMAQI
1st Aug 2025321 PMAQI
1st Aug 2025312 PMAQI
1st Aug 2025303 PMAQI
1st Aug 2025304 PMAQI
1st Aug 2025245 PMAQI
1st Aug 2025356 PMAQI
1st Aug 2025247 PMAQI
1st Aug 2025298 PMAQI
1st Aug 2025329 PMAQI
1st Aug 20252710 PMAQI
1st Aug 20253011 PMAQI
2nd Aug 20252812 AMAQI
2nd Aug 2025261 AMAQI
2nd Aug 2025332 AMAQI
2nd Aug 2025253 AMAQI
2nd Aug 2025284 AMAQI

17°C12/22°C

2nd Aug 2025285 AMAQI
2nd Aug 2025256 AMAQI
2nd Aug 2025297 AMAQI
2nd Aug 2025308 AMAQI
2nd Aug 2025359 AMAQI
2nd Aug 20252310 AMAQI
2nd Aug 20252311 AMAQI
2nd Aug 20252312 PMAQI
2nd Aug 2025201 PMAQI
2nd Aug 2025222 PMAQI
2nd Aug 2025243 PMAQI
2nd Aug 2025244 PMAQI
2nd Aug 2025245 PMAQI
2nd Aug 2025266 PMAQI
2nd Aug 2025297 PMAQI
2nd Aug 2025268 PMAQI
2nd Aug 2025309 PMAQI
2nd Aug 20252710 PMAQI
2nd Aug 20252811 PMAQI
3rd Aug 20252712 AMAQI
3rd Aug 2025281 AMAQI
3rd Aug 2025412 AMAQI
3rd Aug 2025333 AMAQI
3rd Aug 2025384 AMAQI

19°C13/25°C

3rd Aug 2025325 AMAQI
3rd Aug 2025266 AMAQI
3rd Aug 2025307 AMAQI
3rd Aug 2025228 AMAQI
3rd Aug 2025249 AMAQI
3rd Aug 20252410 AMAQI
3rd Aug 20252111 AMAQI
3rd Aug 20252612 PMAQI
3rd Aug 2025341 PMAQI
3rd Aug 2025332 PMAQI
3rd Aug 2025243 PMAQI
3rd Aug 2025224 PMAQI
3rd Aug 2025255 PMAQI
3rd Aug 2025246 PMAQI
3rd Aug 2025237 PMAQI
3rd Aug 2025268 PMAQI
3rd Aug 2025289 PMAQI
3rd Aug 20253010 PMAQI
3rd Aug 20253011 PMAQI
4th Aug 20253112 AMAQI
4th Aug 2025311 AMAQI
4th Aug 2025242 AMAQI
4th Aug 2025243 AMAQI
4th Aug 2025214 AMAQI

15°C13/17°C

4th Aug 2025195 AMAQI
4th Aug 2025236 AMAQI
4th Aug 2025227 AMAQI
4th Aug 2025258 AMAQI
4th Aug 2025329 AMAQI
4th Aug 20253210 AMAQI
4th Aug 20252511 AMAQI
4th Aug 20252312 PMAQI
4th Aug 2025251 PMAQI
4th Aug 2025282 PMAQI
4th Aug 2025283 PMAQI
4th Aug 2025244 PMAQI
4th Aug 2025265 PMAQI
4th Aug 2025306 PMAQI
4th Aug 2025307 PMAQI
4th Aug 2025348 PMAQI
4th Aug 2025289 PMAQI
4th Aug 20252410 PMAQI
4th Aug 20252611 PMAQI
5th Aug 20252812 AMAQI
5th Aug 2025251 AMAQI
5th Aug 2025382 AMAQI
5th Aug 2025363 AMAQI
5th Aug 2025414 AMAQI

16°C12/22°C

5th Aug 2025285 AMAQI
5th Aug 2025316 AMAQI
5th Aug 2025337 AMAQI
5th Aug 2025378 AMAQI
5th Aug 2025349 AMAQI
5th Aug 20253610 AMAQI
5th Aug 20252711 AMAQI
5th Aug 20252612 PMAQI
5th Aug 2025241 PMAQI
5th Aug 2025292 PMAQI
5th Aug 2025283 PMAQI
5th Aug 2025254 PMAQI
5th Aug 2025275 PMAQI
5th Aug 2025346 PMAQI
5th Aug 2025277 PMAQI
5th Aug 2025318 PMAQI
5th Aug 2025329 PMAQI
5th Aug 20253310 PMAQI
5th Aug 20253311 PMAQI
6th Aug 20253212 AMAQI
6th Aug 2025331 AMAQI
6th Aug 2025302 AMAQI
6th Aug 2025223 AMAQI
6th Aug 2025264 AMAQI

18°C11/25°C

6th Aug 2025245 AMAQI
6th Aug 2025306 AMAQI
6th Aug 2025247 AMAQI
6th Aug 2025318 AMAQI
6th Aug 2025299 AMAQI
6th Aug 20253010 AMAQI
6th Aug 20252111 AMAQI
6th Aug 20252412 PMAQI
6th Aug 2025231 PMAQI
6th Aug 2025242 PMAQI
6th Aug 2025233 PMAQI
6th Aug 2025244 PMAQI
6th Aug 2025225 PMAQI
6th Aug 2025236 PMAQI
6th Aug 2025227 PMAQI
6th Aug 2025238 PMAQI
6th Aug 2025269 PMAQI
6th Aug 20252510 PMAQI
6th Aug 20252511 PMAQI
7th Aug 20252612 AMAQI
7th Aug 2025261 AMAQI
7th Aug 2025342 AMAQI
7th Aug 2025273 AMAQI
7th Aug 2025264 AMAQI

16°C12/21°C

7th Aug 2025265 AMAQI
7th Aug 2025326 AMAQI
7th Aug 2025267 AMAQI
7th Aug 2025228 AMAQI
7th Aug 2025219 AMAQI
7th Aug 20252210 AMAQI
7th Aug 20252611 AMAQI
7th Aug 20252412 PMAQI
7th Aug 2025271 PMAQI
7th Aug 2025312 PMAQI
7th Aug 2025243 PMAQI
7th Aug 2025234 PMAQI
7th Aug 2025225 PMAQI
7th Aug 2025226 PMAQI
7th Aug 2025297 PMAQI
7th Aug 2025318 PMAQI
7th Aug 2025269 PMAQI
7th Aug 20252710 PMAQI
7th Aug 20252711 PMAQI
8th Aug 20252812 AMAQI
8th Aug 2025271 AMAQI
8th Aug 2025452 AMAQI
8th Aug 2025523 AMAQI
8th Aug 2025414 AMAQI

17°C11/24°C

8th Aug 2025415 AMAQI
8th Aug 2025336 AMAQI
8th Aug 2025247 AMAQI
8th Aug 2025268 AMAQI
8th Aug 2025389 AMAQI
8th Aug 20253610 AMAQI
8th Aug 20253611 AMAQI
8th Aug 20253212 PMAQI
8th Aug 2025321 PMAQI
8th Aug 2025332 PMAQI
8th Aug 2025313 PMAQI
8th Aug 2025274 PMAQI
8th Aug 2025345 PMAQI
8th Aug 2025346 PMAQI
8th Aug 2025367 PMAQI
8th Aug 2025488 PMAQI
8th Aug 2025479 PMAQI
8th Aug 20253610 PMAQI
8th Aug 20253511 PMAQI
9th Aug 20253712 AMAQI
9th Aug 2025351 AMAQI
9th Aug 2025522 AMAQI
9th Aug 2025573 AMAQI
9th Aug 2025554 AMAQI

21°C14/28°C

9th Aug 2025565 AMAQI
9th Aug 2025526 AMAQI
9th Aug 2025507 AMAQI
9th Aug 2025408 AMAQI
9th Aug 2025359 AMAQI
9th Aug 20253910 AMAQI
9th Aug 20255911 AMAQI
9th Aug 20255112 PMAQI
9th Aug 2025411 PMAQI
9th Aug 2025402 PMAQI
9th Aug 2025423 PMAQI
9th Aug 2025404 PMAQI
9th Aug 2025425 PMAQI
9th Aug 2025446 PMAQI
9th Aug 2025597 PMAQI
9th Aug 2025648 PMAQI
9th Aug 2025579 PMAQI
9th Aug 20255210 PMAQI
9th Aug 20255211 PMAQI
10th Aug 20255212 AMAQI
10th Aug 2025501 AMAQI
10th Aug 2025612 AMAQI
10th Aug 2025703 AMAQI
10th Aug 2025614 AMAQI

23°C17/30°C

10th Aug 2025785 AMAQI
10th Aug 2025646 AMAQI
10th Aug 2025547 AMAQI
10th Aug 2025628 AMAQI
10th Aug 2025609 AMAQI
10th Aug 20255210 AMAQI
10th Aug 20253611 AMAQI
10th Aug 20252812 PMAQI
10th Aug 2025541 PMAQI
10th Aug 2025582 PMAQI
10th Aug 2025543 PMAQI
10th Aug 2025604 PMAQI
10th Aug 2025595 PMAQI
10th Aug 2025626 PMAQI
10th Aug 2025637 PMAQI
10th Aug 2025608 PMAQI
10th Aug 2025609 PMAQI
10th Aug 20256010 PMAQI
10th Aug 20255911 PMAQI
11th Aug 20255712 AMAQI
11th Aug 2025581 AMAQI
11th Aug 2025542 AMAQI
11th Aug 2025523 AMAQI
11th Aug 2025544 AMAQI

22°C16/27°C

11th Aug 2025575 AMAQI
11th Aug 2025616 AMAQI
11th Aug 2025497 AMAQI
11th Aug 2025498 AMAQI
11th Aug 2025539 AMAQI
11th Aug 20255210 AMAQI
11th Aug 20254011 AMAQI
11th Aug 20253612 PMAQI
11th Aug 2025381 PMAQI
11th Aug 2025402 PMAQI
11th Aug 2025463 PMAQI
11th Aug 2025414 PMAQI
11th Aug 2025425 PMAQI
11th Aug 2025406 PMAQI
11th Aug 2025447 PMAQI
11th Aug 2025448 PMAQI
11th Aug 2025439 PMAQI
11th Aug 20255110 PMAQI
11th Aug 20255111 PMAQI
12th Aug 20255212 AMAQI
12th Aug 2025521 AMAQI
12th Aug 2025392 AMAQI
12th Aug 2025313 AMAQI
12th Aug 2025394 AMAQI

18°C12/24°C

12th Aug 2025385 AMAQI
12th Aug 2025386 AMAQI
12th Aug 2025327 AMAQI
12th Aug 2025348 AMAQI
12th Aug 2025369 AMAQI
12th Aug 20255610 AMAQI
12th Aug 20254011 AMAQI
12th Aug 20253612 PMAQI
12th Aug 2025381 PMAQI
12th Aug 2025342 PMAQI
12th Aug 2025373 PMAQI
12th Aug 2025374 PMAQI
12th Aug 2025355 PMAQI
12th Aug 2025376 PMAQI
12th Aug 2025337 PMAQI
12th Aug 2025368 PMAQI
12th Aug 2025409 PMAQI
12th Aug 20254210 PMAQI
12th Aug 20254411 PMAQI
13th Aug 20254412 AMAQI
13th Aug 2025421 AMAQI
13th Aug 2025472 AMAQI
13th Aug 2025493 AMAQI
13th Aug 2025534 AMAQI

19°C12/27°C

13th Aug 2025425 AMAQI
13th Aug 2025456 AMAQI
13th Aug 2025377 AMAQI
13th Aug 2025468 AMAQI
13th Aug 2025489 AMAQI
13th Aug 20255410 AMAQI
13th Aug 20254911 AMAQI
13th Aug 20255112 PMAQI
13th Aug 2025451 PMAQI
13th Aug 2025482 PMAQI
13th Aug 2025433 PMAQI
13th Aug 2025474 PMAQI
13th Aug 2025465 PMAQI
13th Aug 2025506 PMAQI
13th Aug 2025457 PMAQI
13th Aug 2025478 PMAQI
13th Aug 2025519 PMAQI
13th Aug 20254910 PMAQI
13th Aug 20255011 PMAQI
14th Aug 20254712 AMAQI
14th Aug 2025461 AMAQI
14th Aug 2025602 AMAQI
14th Aug 2025603 AMAQI
14th Aug 2025614 AMAQI

23°C15/32°C

14th Aug 2025595 AMAQI
14th Aug 2025606 AMAQI
14th Aug 2025597 AMAQI
14th Aug 2025608 AMAQI
14th Aug 2025629 AMAQI
14th Aug 20256610 AMAQI
14th Aug 20256211 AMAQI
14th Aug 20255412 PMAQI
14th Aug 2025551 PMAQI
14th Aug 2025542 PMAQI
14th Aug 2025523 PMAQI
14th Aug 2025534 PMAQI
14th Aug 2025525 PMAQI
14th Aug 2025566 PMAQI
14th Aug 2025557 PMAQI
14th Aug 2025568 PMAQI
14th Aug 2025569 PMAQI
14th Aug 20255810 PMAQI
14th Aug 20255711 PMAQI
15th Aug 20255712 AMAQI
15th Aug 2025571 AMAQI
15th Aug 2025672 AMAQI
15th Aug 2025663 AMAQI
15th Aug 2025684 AMAQI

25°C18/32°C

15th Aug 2025605 AMAQI
15th Aug 2025586 AMAQI
15th Aug 2025617 AMAQI
15th Aug 2025668 AMAQI
15th Aug 2025699 AMAQI
15th Aug 20256210 AMAQI
15th Aug 20256211 AMAQI
15th Aug 20256012 PMAQI
15th Aug 2025611 PMAQI
15th Aug 2025582 PMAQI
15th Aug 2025583 PMAQI
15th Aug 2025564 PMAQI
15th Aug 2025565 PMAQI
15th Aug 2025576 PMAQI
15th Aug 2025587 PMAQI
15th Aug 2025558 PMAQI
15th Aug 2025599 PMAQI
15th Aug 20256010 PMAQI
15th Aug 20256111 PMAQI
16th Aug 20256112 AMAQI
16th Aug 2025611 AMAQI
16th Aug 2025662 AMAQI
16th Aug 2025643 AMAQI
16th Aug 2025604 AMAQI

25°C18/32°C

16th Aug 2025605 AMAQI
16th Aug 2025636 AMAQI
16th Aug 2025757 AMAQI
16th Aug 2025698 AMAQI
16th Aug 2025719 AMAQI
16th Aug 20256510 AMAQI
16th Aug 20256511 AMAQI
16th Aug 20256112 PMAQI
16th Aug 2025601 PMAQI
16th Aug 2025592 PMAQI
16th Aug 2025603 PMAQI
16th Aug 2025614 PMAQI
16th Aug 2025575 PMAQI
16th Aug 2025626 PMAQI
16th Aug 2025617 PMAQI
16th Aug 2025628 PMAQI
16th Aug 2025629 PMAQI
16th Aug 20256310 PMAQI
16th Aug 20256311 PMAQI
17th Aug 20256212 AMAQI
17th Aug 2025621 AMAQI
17th Aug 2025562 AMAQI
17th Aug 2025563 AMAQI
17th Aug 2025574 AMAQI

24°C19/29°C

17th Aug 2025565 AMAQI
17th Aug 2025566 AMAQI
17th Aug 2025577 AMAQI
17th Aug 2025558 AMAQI
17th Aug 2025519 AMAQI
17th Aug 20254210 AMAQI
17th Aug 20254311 AMAQI
17th Aug 20254212 PMAQI
17th Aug 2025451 PMAQI
17th Aug 2025502 PMAQI
17th Aug 2025533 PMAQI
17th Aug 2025494 PMAQI
17th Aug 2025505 PMAQI
17th Aug 2025496 PMAQI
17th Aug 2025507 PMAQI
17th Aug 2025488 PMAQI
17th Aug 2025539 PMAQI
17th Aug 20255510 PMAQI
17th Aug 20255211 PMAQI
18th Aug 20255412 AMAQI
18th Aug 2025561 AMAQI
18th Aug 2025252 AMAQI
18th Aug 2025213 AMAQI
18th Aug 2025224 AMAQI

18°C14/23°C

18th Aug 2025255 AMAQI
18th Aug 2025206 AMAQI
18th Aug 2025287 AMAQI
18th Aug 2025288 AMAQI
18th Aug 2025369 AMAQI
18th Aug 20253310 AMAQI
18th Aug 20253311 AMAQI
18th Aug 20252712 PMAQI
18th Aug 2025271 PMAQI
18th Aug 2025292 PMAQI
18th Aug 2025283 PMAQI
18th Aug 2025264 PMAQI
18th Aug 2025285 PMAQI
18th Aug 2025276 PMAQI
18th Aug 2025287 PMAQI
18th Aug 2025358 PMAQI
18th Aug 2025329 PMAQI
18th Aug 20253210 PMAQI
18th Aug 20253311 PMAQI
19th Aug 20253212 AMAQI
19th Aug 2025321 AMAQI
19th Aug 2025342 AMAQI
19th Aug 2025293 AMAQI
19th Aug 2025264 AMAQI

16°C11/21°C

19th Aug 2025285 AMAQI
19th Aug 2025266 AMAQI
19th Aug 2025297 AMAQI
19th Aug 2025328 AMAQI
19th Aug 2025379 AMAQI
19th Aug 20254110 AMAQI
19th Aug 20254311 AMAQI
19th Aug 20253512 PMAQI
19th Aug 2025331 PMAQI
19th Aug 2025292 PMAQI
19th Aug 2025263 PMAQI
19th Aug 2025264 PMAQI
19th Aug 2025265 PMAQI
19th Aug 2025266 PMAQI
19th Aug 2025277 PMAQI
19th Aug 2025268 PMAQI
19th Aug 2025289 PMAQI
19th Aug 20252910 PMAQI
19th Aug 20252911 PMAQI
20th Aug 20253012 AMAQI
20th Aug 2025291 AMAQI
20th Aug 2025412 AMAQI
20th Aug 2025363 AMAQI
20th Aug 2025354 AMAQI

17°C11/24°C

20th Aug 2025325 AMAQI
20th Aug 2025316 AMAQI
20th Aug 2025287 AMAQI
20th Aug 2025398 AMAQI
20th Aug 2025399 AMAQI
20th Aug 20254610 AMAQI
20th Aug 20253911 AMAQI
20th Aug 20254312 PMAQI
20th Aug 2025461 PMAQI
20th Aug 2025332 PMAQI
20th Aug 2025363 PMAQI
20th Aug 2025354 PMAQI
20th Aug 2025325 PMAQI
20th Aug 2025366 PMAQI
20th Aug 2025357 PMAQI
20th Aug 2025408 PMAQI
20th Aug 2025349 PMAQI
20th Aug 20253510 PMAQI
20th Aug 20253511 PMAQI
21st Aug 20253412 AMAQI
21st Aug 2025331 AMAQI
21st Aug 2025492 AMAQI
21st Aug 2025433 AMAQI
21st Aug 2025384 AMAQI

21°C14/27°C

21st Aug 2025405 AMAQI
5 AM
21st Aug 2025526 AMAQI
12 PM
8 PM
12 AM
4 AM

--°C/°C

Day time
Avg. Highest Time
9 AM - 10 AM

38AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
12 PM

33AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 AM to 10 AM (Avg. 38), while the lowest AQI was between 12 PM to 12 PM (Avg. 33).
Night time
Avg. Highest Time
2 AM - 11 PM

39AQI

6 hours / Day
180 hours / Month
Avg. Lowest Time
3 AM - 11 PM

38AQI

5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 2 AM to 11 PM (Avg. 39), while the lowest AQI was between 3 AM to 11 PM (Avg. 38).

2025 Days Vs Air Quality

Opava, Moravskoslezsky Kraj, Czechia

2025

61%

142

32%

73

7%

16

Total number of days with different AQI categories in last 233 days in 2025 (132 days remaining)

Good
142 Days
Moderate
73 Days
Poor
16 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days



Under WHO’s Safe Air Quality Limits: 61%

Health Risk Level:

Moderate

In 2025, 61% of 233 days were within WHO’s safe air quality limits, and 39% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.

Annual Air Quality Insights

Opava, 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
75AQI
2nd January 2025
61AQI
3rd January 2025
43AQI
4th January 2025
41AQI
5th January 2025
79AQI
6th January 2025
52AQI
7th January 2025
50AQI
8th January 2025
30AQI
9th January 2025
31AQI
10th January 2025
27AQI
11th January 2025
25AQI
12th January 2025
30AQI
13th January 2025
41AQI
14th January 2025
64AQI
15th January 2025
64AQI
16th January 2025
60AQI
17th January 2025
60AQI
18th January 2025
74AQI
19th January 2025
87AQI
20th January 2025
61AQI
21st January 2025
115AQI
22nd January 2025
115AQI
23rd January 2025
92AQI
24th January 2025
79AQI
25th January 2025
53AQI
26th January 2025
60AQI
27th January 2025
48AQI
28th January 2025
45AQI
29th January 2025
37AQI
30th January 2025
58AQI
31st January 2025
69AQI
1st February 2025
54AQI
2nd February 2025
66AQI
3rd February 2025
87AQI
4th February 2025
104AQI
5th February 2025
90AQI
6th February 2025
69AQI
7th February 2025
109AQI
8th February 2025
112AQI
9th February 2025
130AQI
10th February 2025
147AQI
11th February 2025
145AQI
12th February 2025
125AQI
13th February 2025
84AQI
14th February 2025
97AQI
15th February 2025
84AQI
16th February 2025
74AQI
17th February 2025
113AQI
18th February 2025
102AQI
19th February 2025
102AQI
20th February 2025
114AQI
21st February 2025
84AQI
22nd February 2025
74AQI
23rd February 2025
92AQI
24th February 2025
107AQI
25th February 2025
97AQI
26th February 2025
126AQI
27th February 2025
119AQI
28th February 2025
77AQI
1st March 2025
67AQI
2nd March 2025
55AQI
3rd March 2025
65AQI
4th March 2025
92AQI
5th March 2025
84AQI
6th March 2025
84AQI
7th March 2025
85AQI
8th March 2025
97AQI
9th March 2025
98AQI
10th March 2025
87AQI
11th March 2025
57AQI
12th March 2025
53AQI
13th March 2025
56AQI
14th March 2025
58AQI
15th March 2025
56AQI
16th March 2025
63AQI
17th March 2025
54AQI
18th March 2025
51AQI
19th March 2025
69AQI
20th March 2025
61AQI
21st March 2025
77AQI
22nd March 2025
89AQI
23rd March 2025
65AQI
24th March 2025
69AQI
25th March 2025
77AQI
26th March 2025
98AQI
27th March 2025
57AQI
28th March 2025
72AQI
29th March 2025
94AQI
30th March 2025
85AQI
31st March 2025
36AQI
1st April 2025
61AQI
2nd April 2025
67AQI
3rd April 2025
57AQI
4th April 2025
58AQI
5th April 2025
53AQI
6th April 2025
37AQI
7th April 2025
28AQI
8th April 2025
36AQI
9th April 2025
42AQI
10th April 2025
31AQI
11th April 2025
46AQI
12th April 2025
46AQI
13th April 2025
49AQI
14th April 2025
46AQI
15th April 2025
39AQI
16th April 2025
42AQI
17th April 2025
52AQI
18th April 2025
30AQI
19th April 2025
19AQI
20th April 2025
23AQI
21st April 2025
36AQI
22nd April 2025
41AQI
23rd April 2025
44AQI
24th April 2025
60AQI
25th April 2025
42AQI
26th April 2025
41AQI
27th April 2025
40AQI
28th April 2025
43AQI
29th April 2025
45AQI
30th April 2025
38AQI
1st May 2025
41AQI
2nd May 2025
38AQI
3rd May 2025
40AQI
4th May 2025
30AQI
5th May 2025
26AQI
6th May 2025
35AQI
7th May 2025
40AQI
8th May 2025
28AQI
9th May 2025
43AQI
10th May 2025
33AQI
11th May 2025
30AQI
12th May 2025
38AQI
13th May 2025
48AQI
14th May 2025
40AQI
15th May 2025
29AQI
16th May 2025
20AQI
17th May 2025
22AQI
18th May 2025
18AQI
19th May 2025
20AQI
20th May 2025
26AQI
21st May 2025
33AQI
22nd May 2025
29AQI
23rd May 2025
19AQI
24th May 2025
25AQI
25th May 2025
28AQI
26th May 2025
29AQI
27th May 2025
29AQI
28th May 2025
25AQI
29th May 2025
18AQI
30th May 2025
22AQI
31st May 2025
34AQI
1st June 2025
28AQI
2nd June 2025
33AQI
3rd June 2025
30AQI
4th June 2025
30AQI
5th June 2025
30AQI
6th June 2025
24AQI
7th June 2025
21AQI
8th June 2025
19AQI
9th June 2025
22AQI
10th June 2025
30AQI
11th June 2025
39AQI
12th June 2025
40AQI
13th June 2025
34AQI
14th June 2025
35AQI
15th June 2025
47AQI
16th June 2025
45AQI
17th June 2025
33AQI
18th June 2025
42AQI
19th June 2025
50AQI
20th June 2025
37AQI
21st June 2025
30AQI
22nd June 2025
26AQI
23rd June 2025
37AQI
24th June 2025
34AQI
25th June 2025
33AQI
26th June 2025
32AQI
27th June 2025
30AQI
28th June 2025
26AQI
29th June 2025
30AQI
30th June 2025
30AQI
1st July 2025
31AQI
2nd July 2025
29AQI
3rd July 2025
44AQI
4th July 2025
37AQI
5th July 2025
31AQI
6th July 2025
32AQI
7th July 2025
37AQI
8th July 2025
31AQI
9th July 2025
25AQI
10th July 2025
20AQI
11th July 2025
21AQI
12th July 2025
21AQI
13th July 2025
24AQI
14th July 2025
30AQI
15th July 2025
34AQI
16th July 2025
34AQI
17th July 2025
26AQI
18th July 2025
25AQI
19th July 2025
25AQI
20th July 2025
33AQI
21st July 2025
43AQI
22nd July 2025
24AQI
23rd July 2025
20AQI
24th July 2025
30AQI
25th July 2025
29AQI
26th July 2025
49AQI
27th July 2025
40AQI
28th July 2025
30AQI
29th July 2025
27AQI
30th July 2025
27AQI
31st July 2025
26AQI
1st August 2025
28AQI
2nd August 2025
27AQI
3rd August 2025
28AQI
4th August 2025
26AQI
5th August 2025
31AQI
6th August 2025
26AQI
7th August 2025
26AQI
8th August 2025
36AQI
9th August 2025
49AQI
10th August 2025
58AQI
11th August 2025
48AQI
12th August 2025
39AQI
13th August 2025
47AQI
14th August 2025
57AQI
15th August 2025
60AQI
16th August 2025
63AQI
17th August 2025
52AQI
18th August 2025
31AQI
19th August 2025
30AQI

59AQI

99AQI

71AQI

43AQI

30AQI

33AQI

30AQI

40AQI


No. of days

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

202551AQI

12
17
2
14
14
1
30
23
7
31
30
31
14
5
142
73
16

Highest AQI recorded in

February

99AQI


Lowest AQI recorded in

July

30AQI


202454AQI

14
12
2
2
1
18
10
1
11
15
5
20
9
1
26
5
23
7
21
10
20
11
9
10
12
18
1
9
17
4
12
14
3
2
195
138
17
4
1

Highest AQI recorded in

March

68AQI


Lowest AQI recorded in

May

43AQI


202349AQI

18
12
1
14
11
3
19
9
3
13
17
18
13
22
8
23
7
18
13
16
14
24
6
1
24
5
20
4
6
1
229
119
14
1

Highest AQI recorded in

February

59AQI


Lowest AQI recorded in

November

36AQI


202257AQI

20
8
3
15
6
1
20
10
12
18
19
12
22
8
21
4
2
1
22
7
17
14
6
18
5
1
10
13
4
4
167
129
22
5

Highest AQI recorded in

March

94AQI


Lowest AQI recorded in

September

40AQI


202152AQI

2
1
12
16
3
18
12
27
4
13
17
17
14
27
4
19
11
14
17
15
13
2
15
6
9
1
179
115
14
1

Highest AQI recorded in

December

71AQI


Lowest AQI recorded in

August

36AQI


202052AQI

2
6
5
4
7
11
7
20
10
24
7
15
16
17
13
22
7
11
17
2
1
1
126
91
8

Highest AQI recorded in

December

91AQI


Lowest AQI recorded in

July

43AQI


Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2022(Avg.)
57AQI
Least Polluted Year Recorded
2023(Avg.)
49AQI


Opava's annual 2025 AQI (51) shows an average percentage change of -3.4% (improved AQI) compared to previous years: 2020 (52), 2021 (52), 2022 (57), 2023 (49), 2024 (54).