Brno, Jihomoravsky 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
Brno, Jihomoravsky Kraj, Czechia
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
14th Aug 2021
64AQILowest AQI recorded on
7th Aug 2023
18AQISame Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 30 of Good air quality, showing improvement over 2024, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 1st Aug - 2nd Aug 2025
Brno, Jihomoravsky Kraj, Czechia
AQI
Day
Night
.
5 AM1st Aug 2025
8 PM
4 AM2nd Aug 2025
Day time
Avg. Highest Time
9AM1st Aug
43AQI
Avg. Lowest Time
6AM1st Aug
24AQI
Night time
Avg. Highest Time
2AM2nd Aug
42AQI
Avg. Lowest Time
12AM2nd Aug
28AQI
In the last 24 hours,
Brno's AQI reached its highest point of 43 at 9 AM during the Day, while the lowest point, 24, was recorded at 6 AM during the Day between 1st Aug and 2nd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Brno, Jihomoravsky 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 2025405 AMAQI
3rd Jul 2025416 AMAQI
3rd Jul 2025417 AMAQI
3rd Jul 2025418 AMAQI
3rd Jul 2025419 AMAQI
3rd Jul 20254110 AMAQI
3rd Jul 20254711 AMAQI
3rd Jul 20254612 PMAQI
3rd Jul 2025431 PMAQI
3rd Jul 2025402 PMAQI
3rd Jul 2025393 PMAQI
3rd Jul 2025394 PMAQI
3rd Jul 2025395 PMAQI
3rd Jul 2025426 PMAQI
3rd Jul 2025417 PMAQI
3rd Jul 2025368 PMAQI
3rd Jul 2025389 PMAQI
3rd Jul 20253910 PMAQI
3rd Jul 20253911 PMAQI
4th Jul 20253812 AMAQI
4th Jul 2025381 AMAQI
4th Jul 2025452 AMAQI
4th Jul 2025413 AMAQI
4th Jul 2025374 AMAQI
22°C15/34°C
4th Jul 2025405 AMAQI
4th Jul 2025416 AMAQI
4th Jul 2025367 AMAQI
4th Jul 2025358 AMAQI
4th Jul 2025349 AMAQI
4th Jul 20253510 AMAQI
4th Jul 20253311 AMAQI
4th Jul 20253312 PMAQI
4th Jul 2025331 PMAQI
4th Jul 2025362 PMAQI
4th Jul 2025393 PMAQI
4th Jul 2025384 PMAQI
4th Jul 2025355 PMAQI
4th Jul 2025356 PMAQI
4th Jul 2025347 PMAQI
4th Jul 2025338 PMAQI
4th Jul 2025349 PMAQI
4th Jul 20253510 PMAQI
4th Jul 20253511 PMAQI
5th Jul 20253612 AMAQI
5th Jul 2025361 AMAQI
5th Jul 2025322 AMAQI
5th Jul 2025323 AMAQI
5th Jul 2025294 AMAQI
19°C12/25°C
5th Jul 2025295 AMAQI
5th Jul 2025316 AMAQI
5th Jul 2025327 AMAQI
5th Jul 2025338 AMAQI
5th Jul 2025339 AMAQI
5th Jul 20253210 AMAQI
5th Jul 20253211 AMAQI
5th Jul 20252912 PMAQI
5th Jul 2025291 PMAQI
5th Jul 2025322 PMAQI
5th Jul 2025313 PMAQI
5th Jul 2025314 PMAQI
5th Jul 2025335 PMAQI
5th Jul 2025336 PMAQI
5th Jul 2025327 PMAQI
5th Jul 2025328 PMAQI
5th Jul 2025329 PMAQI
5th Jul 20253310 PMAQI
5th Jul 20253311 PMAQI
6th Jul 20253312 AMAQI
6th Jul 2025331 AMAQI
6th Jul 2025382 AMAQI
6th Jul 2025413 AMAQI
6th Jul 2025404 AMAQI
20°C11/27°C
6th Jul 2025415 AMAQI
6th Jul 2025396 AMAQI
6th Jul 2025387 AMAQI
6th Jul 2025398 AMAQI
6th Jul 2025449 AMAQI
6th Jul 20254010 AMAQI
6th Jul 20254411 AMAQI
6th Jul 20254112 PMAQI
6th Jul 2025391 PMAQI
6th Jul 2025372 PMAQI
6th Jul 2025373 PMAQI
6th Jul 2025364 PMAQI
6th Jul 2025355 PMAQI
6th Jul 2025356 PMAQI
6th Jul 2025357 PMAQI
6th Jul 2025358 PMAQI
6th Jul 2025359 PMAQI
6th Jul 20253710 PMAQI
6th Jul 20253711 PMAQI
7th Jul 20253712 AMAQI
7th Jul 2025371 AMAQI
7th Jul 2025392 AMAQI
7th Jul 2025373 AMAQI
7th Jul 2025394 AMAQI
22°C14/33°C
7th Jul 2025395 AMAQI
7th Jul 2025386 AMAQI
7th Jul 2025407 AMAQI
7th Jul 2025388 AMAQI
7th Jul 2025439 AMAQI
7th Jul 20254210 AMAQI
7th Jul 20253711 AMAQI
7th Jul 20253612 PMAQI
7th Jul 2025351 PMAQI
7th Jul 2025342 PMAQI
7th Jul 2025333 PMAQI
7th Jul 2025324 PMAQI
7th Jul 2025335 PMAQI
7th Jul 2025326 PMAQI
7th Jul 2025337 PMAQI
7th Jul 2025328 PMAQI
7th Jul 2025339 PMAQI
7th Jul 20253510 PMAQI
7th Jul 20253511 PMAQI
8th Jul 20253512 AMAQI
8th Jul 2025351 AMAQI
8th Jul 2025282 AMAQI
8th Jul 2025273 AMAQI
8th Jul 2025264 AMAQI
16°C13/19°C
8th Jul 2025255 AMAQI
8th Jul 2025266 AMAQI
8th Jul 2025257 AMAQI
8th Jul 2025268 AMAQI
8th Jul 2025249 AMAQI
8th Jul 20252310 AMAQI
8th Jul 20252211 AMAQI
8th Jul 20252212 PMAQI
8th Jul 2025231 PMAQI
8th Jul 2025242 PMAQI
8th Jul 2025243 PMAQI
8th Jul 2025244 PMAQI
8th Jul 2025245 PMAQI
8th Jul 2025256 PMAQI
8th Jul 2025287 PMAQI
8th Jul 2025278 PMAQI
8th Jul 2025279 PMAQI
8th Jul 20252510 PMAQI
8th Jul 20252511 PMAQI
9th Jul 20252612 AMAQI
9th Jul 2025261 AMAQI
9th Jul 2025222 AMAQI
9th Jul 2025223 AMAQI
9th Jul 2025234 AMAQI
13°C11/15°C
9th Jul 2025215 AMAQI
9th Jul 2025216 AMAQI
9th Jul 2025217 AMAQI
9th Jul 2025218 AMAQI
9th Jul 2025249 AMAQI
9th Jul 20252510 AMAQI
9th Jul 20252411 AMAQI
9th Jul 20252412 PMAQI
9th Jul 2025241 PMAQI
9th Jul 2025242 PMAQI
9th Jul 2025233 PMAQI
9th Jul 2025244 PMAQI
9th Jul 2025245 PMAQI
9th Jul 2025226 PMAQI
9th Jul 2025227 PMAQI
9th Jul 2025218 PMAQI
9th Jul 2025229 PMAQI
9th Jul 20252310 PMAQI
9th Jul 20252311 PMAQI
10th Jul 20252312 AMAQI
10th Jul 2025231 AMAQI
10th Jul 2025202 AMAQI
10th Jul 2025183 AMAQI
10th Jul 2025184 AMAQI
16°C12/21°C
10th Jul 2025205 AMAQI
10th Jul 2025216 AMAQI
10th Jul 2025247 AMAQI
10th Jul 2025248 AMAQI
10th Jul 2025239 AMAQI
10th Jul 20252410 AMAQI
10th Jul 20252311 AMAQI
10th Jul 20252012 PMAQI
10th Jul 2025201 PMAQI
10th Jul 2025202 PMAQI
10th Jul 2025213 PMAQI
10th Jul 2025214 PMAQI
10th Jul 2025215 PMAQI
10th Jul 2025216 PMAQI
10th Jul 2025207 PMAQI
10th Jul 2025218 PMAQI
10th Jul 2025219 PMAQI
10th Jul 20252110 PMAQI
10th Jul 20252111 PMAQI
11th Jul 20252112 AMAQI
11th Jul 2025211 AMAQI
11th Jul 2025182 AMAQI
11th Jul 2025173 AMAQI
11th Jul 2025174 AMAQI
17°C12/23°C
11th Jul 2025175 AMAQI
11th Jul 2025206 AMAQI
11th Jul 2025227 AMAQI
11th Jul 2025228 AMAQI
11th Jul 2025239 AMAQI
11th Jul 20252310 AMAQI
11th Jul 20252411 AMAQI
11th Jul 20252112 PMAQI
11th Jul 2025211 PMAQI
11th Jul 2025202 PMAQI
11th Jul 2025203 PMAQI
11th Jul 2025204 PMAQI
11th Jul 2025205 PMAQI
11th Jul 2025216 PMAQI
11th Jul 2025217 PMAQI
11th Jul 2025208 PMAQI
11th Jul 2025229 PMAQI
11th Jul 20252110 PMAQI
11th Jul 20252111 PMAQI
12th Jul 20252212 AMAQI
12th Jul 2025211 AMAQI
12th Jul 2025232 AMAQI
12th Jul 2025233 AMAQI
12th Jul 2025254 AMAQI
17°C11/24°C
12th Jul 2025245 AMAQI
12th Jul 2025296 AMAQI
12th Jul 2025267 AMAQI
12th Jul 2025288 AMAQI
12th Jul 2025269 AMAQI
12th Jul 20252510 AMAQI
12th Jul 20252311 AMAQI
12th Jul 20252112 PMAQI
12th Jul 2025211 PMAQI
12th Jul 2025222 PMAQI
12th Jul 2025223 PMAQI
12th Jul 2025224 PMAQI
12th Jul 2025225 PMAQI
12th Jul 2025246 PMAQI
12th Jul 2025237 PMAQI
12th Jul 2025228 PMAQI
12th Jul 2025239 PMAQI
12th Jul 20252310 PMAQI
12th Jul 20252411 PMAQI
13th Jul 20252412 AMAQI
13th Jul 2025241 AMAQI
13th Jul 2025242 AMAQI
13th Jul 2025303 AMAQI
13th Jul 2025274 AMAQI
16°C11/23°C
13th Jul 2025285 AMAQI
13th Jul 2025286 AMAQI
13th Jul 2025287 AMAQI
13th Jul 2025288 AMAQI
13th Jul 2025319 AMAQI
13th Jul 20253010 AMAQI
13th Jul 20252911 AMAQI
13th Jul 20252812 PMAQI
13th Jul 2025281 PMAQI
13th Jul 2025262 PMAQI
13th Jul 2025273 PMAQI
13th Jul 2025264 PMAQI
13th Jul 2025275 PMAQI
13th Jul 2025266 PMAQI
13th Jul 2025267 PMAQI
13th Jul 2025268 PMAQI
13th Jul 2025269 PMAQI
13th Jul 20252610 PMAQI
13th Jul 20252611 PMAQI
14th Jul 20252712 AMAQI
14th Jul 2025271 AMAQI
14th Jul 2025302 AMAQI
14th Jul 2025343 AMAQI
14th Jul 2025324 AMAQI
20°C12/29°C
14th Jul 2025365 AMAQI
14th Jul 2025336 AMAQI
14th Jul 2025327 AMAQI
14th Jul 2025338 AMAQI
14th Jul 2025379 AMAQI
14th Jul 20253810 AMAQI
14th Jul 20253811 AMAQI
14th Jul 20253612 PMAQI
14th Jul 2025341 PMAQI
14th Jul 2025322 PMAQI
14th Jul 2025323 PMAQI
14th Jul 2025314 PMAQI
14th Jul 2025305 PMAQI
14th Jul 2025306 PMAQI
14th Jul 2025307 PMAQI
14th Jul 2025308 PMAQI
14th Jul 2025299 PMAQI
14th Jul 20253110 PMAQI
14th Jul 20253211 PMAQI
15th Jul 20253212 AMAQI
15th Jul 2025321 AMAQI
15th Jul 2025322 AMAQI
15th Jul 2025303 AMAQI
15th Jul 2025264 AMAQI
22°C14/30°C
15th Jul 2025275 AMAQI
15th Jul 2025296 AMAQI
15th Jul 2025357 AMAQI
15th Jul 2025338 AMAQI
15th Jul 2025319 AMAQI
15th Jul 20253710 AMAQI
15th Jul 20254211 AMAQI
15th Jul 20253712 PMAQI
15th Jul 2025341 PMAQI
15th Jul 2025352 PMAQI
15th Jul 2025343 PMAQI
15th Jul 2025334 PMAQI
15th Jul 2025325 PMAQI
15th Jul 2025326 PMAQI
15th Jul 2025337 PMAQI
15th Jul 2025348 PMAQI
15th Jul 2025339 PMAQI
15th Jul 20253210 PMAQI
15th Jul 20253211 PMAQI
16th Jul 20253212 AMAQI
16th Jul 2025321 AMAQI
16th Jul 2025382 AMAQI
16th Jul 2025433 AMAQI
16th Jul 2025404 AMAQI
22°C17/28°C
16th Jul 2025405 AMAQI
16th Jul 2025386 AMAQI
16th Jul 2025377 AMAQI
16th Jul 2025378 AMAQI
16th Jul 2025429 AMAQI
16th Jul 20254310 AMAQI
16th Jul 20253611 AMAQI
16th Jul 20253312 PMAQI
16th Jul 2025321 PMAQI
16th Jul 2025332 PMAQI
16th Jul 2025333 PMAQI
16th Jul 2025344 PMAQI
16th Jul 2025335 PMAQI
16th Jul 2025336 PMAQI
16th Jul 2025337 PMAQI
16th Jul 2025338 PMAQI
16th Jul 2025339 PMAQI
16th Jul 20253510 PMAQI
16th Jul 20253511 PMAQI
17th Jul 20253612 AMAQI
17th Jul 2025361 AMAQI
17th Jul 2025262 AMAQI
17th Jul 2025243 AMAQI
17th Jul 2025224 AMAQI
18°C12/23°C
17th Jul 2025235 AMAQI
17th Jul 2025266 AMAQI
17th Jul 2025277 AMAQI
17th Jul 2025278 AMAQI
17th Jul 2025279 AMAQI
17th Jul 20253010 AMAQI
17th Jul 20253011 AMAQI
17th Jul 20253212 PMAQI
17th Jul 2025311 PMAQI
17th Jul 2025292 PMAQI
17th Jul 2025293 PMAQI
17th Jul 2025294 PMAQI
17th Jul 2025295 PMAQI
17th Jul 2025296 PMAQI
17th Jul 2025287 PMAQI
17th Jul 2025288 PMAQI
17th Jul 2025289 PMAQI
17th Jul 20252710 PMAQI
17th Jul 20252811 PMAQI
18th Jul 20252912 AMAQI
18th Jul 2025281 AMAQI
18th Jul 2025292 AMAQI
18th Jul 2025333 AMAQI
18th Jul 2025314 AMAQI
17°C12/22°C
18th Jul 2025305 AMAQI
18th Jul 2025306 AMAQI
18th Jul 2025307 AMAQI
18th Jul 2025308 AMAQI
18th Jul 2025299 AMAQI
18th Jul 20252910 AMAQI
18th Jul 20252511 AMAQI
18th Jul 20252512 PMAQI
18th Jul 2025241 PMAQI
18th Jul 2025262 PMAQI
18th Jul 2025273 PMAQI
18th Jul 2025274 PMAQI
18th Jul 2025275 PMAQI
18th Jul 2025276 PMAQI
18th Jul 2025267 PMAQI
18th Jul 2025278 PMAQI
18th Jul 2025279 PMAQI
18th Jul 20252810 PMAQI
18th Jul 20252811 PMAQI
19th Jul 20252912 AMAQI
19th Jul 2025281 AMAQI
19th Jul 2025302 AMAQI
19th Jul 2025293 AMAQI
19th Jul 2025294 AMAQI
17°C12/22°C
19th Jul 2025305 AMAQI
19th Jul 2025286 AMAQI
19th Jul 2025277 AMAQI
19th Jul 2025288 AMAQI
19th Jul 2025309 AMAQI
19th Jul 20252810 AMAQI
19th Jul 20252711 AMAQI
19th Jul 20252812 PMAQI
19th Jul 2025271 PMAQI
19th Jul 2025282 PMAQI
19th Jul 2025293 PMAQI
19th Jul 2025284 PMAQI
19th Jul 2025295 PMAQI
19th Jul 2025286 PMAQI
19th Jul 2025287 PMAQI
19th Jul 2025288 PMAQI
19th Jul 2025299 PMAQI
19th Jul 20252810 PMAQI
19th Jul 20252911 PMAQI
20th Jul 20252912 AMAQI
20th Jul 2025291 AMAQI
20th Jul 2025382 AMAQI
20th Jul 2025463 AMAQI
20th Jul 2025424 AMAQI
20°C13/25°C
20th Jul 2025405 AMAQI
20th Jul 2025376 AMAQI
20th Jul 2025357 AMAQI
20th Jul 2025348 AMAQI
20th Jul 2025369 AMAQI
20th Jul 20253810 AMAQI
20th Jul 20253711 AMAQI
20th Jul 20253112 PMAQI
20th Jul 2025301 PMAQI
20th Jul 2025322 PMAQI
20th Jul 2025323 PMAQI
20th Jul 2025324 PMAQI
20th Jul 2025335 PMAQI
20th Jul 2025346 PMAQI
20th Jul 2025337 PMAQI
20th Jul 2025348 PMAQI
20th Jul 2025349 PMAQI
20th Jul 20253410 PMAQI
20th Jul 20253511 PMAQI
21st Jul 20253512 AMAQI
21st Jul 2025351 AMAQI
21st Jul 2025502 AMAQI
21st Jul 2025503 AMAQI
21st Jul 2025514 AMAQI
23°C14/31°C
21st Jul 2025525 AMAQI
21st Jul 2025506 AMAQI
21st Jul 2025517 AMAQI
21st Jul 2025518 AMAQI
21st Jul 2025519 AMAQI
21st Jul 20255210 AMAQI
21st Jul 20255211 AMAQI
21st Jul 20254912 PMAQI
21st Jul 2025451 PMAQI
21st Jul 2025452 PMAQI
21st Jul 2025483 PMAQI
21st Jul 2025464 PMAQI
21st Jul 2025455 PMAQI
21st Jul 2025476 PMAQI
21st Jul 2025487 PMAQI
21st Jul 2025498 PMAQI
21st Jul 2025509 PMAQI
21st Jul 20254610 PMAQI
21st Jul 20254711 PMAQI
22nd Jul 20254612 AMAQI
22nd Jul 2025471 AMAQI
22nd Jul 2025352 AMAQI
22nd Jul 2025303 AMAQI
22nd Jul 2025284 AMAQI
22°C14/31°C
22nd Jul 2025265 AMAQI
22nd Jul 2025346 AMAQI
22nd Jul 2025327 AMAQI
22nd Jul 2025418 AMAQI
22nd Jul 2025409 AMAQI
22nd Jul 20253910 AMAQI
22nd Jul 20253911 AMAQI
22nd Jul 20253612 PMAQI
22nd Jul 2025371 PMAQI
22nd Jul 2025372 PMAQI
22nd Jul 2025393 PMAQI
22nd Jul 2025364 PMAQI
22nd Jul 2025375 PMAQI
22nd Jul 2025366 PMAQI
22nd Jul 2025367 PMAQI
22nd Jul 2025348 PMAQI
22nd Jul 2025369 PMAQI
22nd Jul 20253510 PMAQI
22nd Jul 20253611 PMAQI
23rd Jul 20253712 AMAQI
23rd Jul 2025371 AMAQI
23rd Jul 2025282 AMAQI
23rd Jul 2025273 AMAQI
23rd Jul 2025304 AMAQI
19°C12/26°C
23rd Jul 2025305 AMAQI
23rd Jul 2025316 AMAQI
23rd Jul 2025307 AMAQI
23rd Jul 2025318 AMAQI
23rd Jul 2025339 AMAQI
23rd Jul 20253210 AMAQI
23rd Jul 20252811 AMAQI
23rd Jul 20252912 PMAQI
23rd Jul 2025271 PMAQI
23rd Jul 2025302 PMAQI
23rd Jul 2025293 PMAQI
23rd Jul 2025324 PMAQI
23rd Jul 2025315 PMAQI
23rd Jul 2025306 PMAQI
23rd Jul 2025327 PMAQI
23rd Jul 2025328 PMAQI
23rd Jul 2025309 PMAQI
23rd Jul 20252910 PMAQI
23rd Jul 20252911 PMAQI
24th Jul 20253212 AMAQI
24th Jul 2025321 AMAQI
24th Jul 2025352 AMAQI
24th Jul 2025373 AMAQI
24th Jul 2025374 AMAQI
19°C12/27°C
24th Jul 2025355 AMAQI
24th Jul 2025326 AMAQI
24th Jul 2025347 AMAQI
24th Jul 2025428 AMAQI
24th Jul 2025399 AMAQI
24th Jul 20254010 AMAQI
24th Jul 20254211 AMAQI
24th Jul 20254512 PMAQI
24th Jul 2025391 PMAQI
24th Jul 2025362 PMAQI
24th Jul 2025333 PMAQI
24th Jul 2025344 PMAQI
24th Jul 2025345 PMAQI
24th Jul 2025346 PMAQI
24th Jul 2025357 PMAQI
24th Jul 2025368 PMAQI
24th Jul 2025349 PMAQI
24th Jul 20253210 PMAQI
24th Jul 20253211 PMAQI
25th Jul 20253312 AMAQI
25th Jul 2025341 AMAQI
25th Jul 2025372 AMAQI
25th Jul 2025423 AMAQI
25th Jul 2025404 AMAQI
19°C14/28°C
25th Jul 2025355 AMAQI
25th Jul 2025406 AMAQI
25th Jul 2025407 AMAQI
25th Jul 2025388 AMAQI
25th Jul 2025419 AMAQI
25th Jul 20254010 AMAQI
25th Jul 20254011 AMAQI
25th Jul 20253812 PMAQI
25th Jul 2025361 PMAQI
25th Jul 2025392 PMAQI
25th Jul 2025403 PMAQI
25th Jul 2025414 PMAQI
25th Jul 2025435 PMAQI
25th Jul 2025446 PMAQI
25th Jul 2025417 PMAQI
25th Jul 2025418 PMAQI
25th Jul 2025399 PMAQI
25th Jul 20253810 PMAQI
25th Jul 20253711 PMAQI
26th Jul 20253812 AMAQI
26th Jul 2025371 AMAQI
26th Jul 2025472 AMAQI
26th Jul 2025483 AMAQI
26th Jul 2025494 AMAQI
20°C14/26°C
26th Jul 2025485 AMAQI
26th Jul 2025446 AMAQI
26th Jul 2025457 AMAQI
26th Jul 2025518 AMAQI
26th Jul 2025509 AMAQI
26th Jul 20255010 AMAQI
26th Jul 20255211 AMAQI
26th Jul 20255112 PMAQI
26th Jul 2025511 PMAQI
26th Jul 2025502 PMAQI
26th Jul 2025523 PMAQI
26th Jul 2025504 PMAQI
26th Jul 2025515 PMAQI
26th Jul 2025496 PMAQI
26th Jul 2025467 PMAQI
26th Jul 2025508 PMAQI
26th Jul 2025489 PMAQI
26th Jul 20254710 PMAQI
26th Jul 20254611 PMAQI
27th Jul 20254712 AMAQI
27th Jul 2025451 AMAQI
27th Jul 2025512 AMAQI
27th Jul 2025563 AMAQI
27th Jul 2025514 AMAQI
18°C14/22°C
27th Jul 2025465 AMAQI
27th Jul 2025436 AMAQI
27th Jul 2025427 AMAQI
27th Jul 2025398 AMAQI
27th Jul 2025399 AMAQI
27th Jul 20253610 AMAQI
27th Jul 20254211 AMAQI
27th Jul 20254112 PMAQI
27th Jul 2025441 PMAQI
27th Jul 2025472 PMAQI
27th Jul 2025483 PMAQI
27th Jul 2025474 PMAQI
27th Jul 2025465 PMAQI
27th Jul 2025476 PMAQI
27th Jul 2025467 PMAQI
27th Jul 2025468 PMAQI
27th Jul 2025469 PMAQI
27th Jul 20254510 PMAQI
27th Jul 20254511 PMAQI
28th Jul 20254712 AMAQI
28th Jul 2025461 AMAQI
28th Jul 2025442 AMAQI
28th Jul 2025433 AMAQI
28th Jul 2025414 AMAQI
17°C15/19°C
28th Jul 2025405 AMAQI
28th Jul 2025456 AMAQI
28th Jul 2025427 AMAQI
28th Jul 2025478 AMAQI
28th Jul 2025469 AMAQI
28th Jul 20254610 AMAQI
28th Jul 20254511 AMAQI
28th Jul 20255012 PMAQI
28th Jul 2025461 PMAQI
28th Jul 2025452 PMAQI
28th Jul 2025443 PMAQI
28th Jul 2025464 PMAQI
28th Jul 2025455 PMAQI
28th Jul 2025466 PMAQI
28th Jul 2025517 PMAQI
28th Jul 2025458 PMAQI
28th Jul 2025469 PMAQI
28th Jul 20254310 PMAQI
28th Jul 20254311 PMAQI
29th Jul 20254312 AMAQI
29th Jul 2025431 AMAQI
29th Jul 2025422 AMAQI
29th Jul 2025373 AMAQI
29th Jul 2025354 AMAQI
18°C13/24°C
29th Jul 2025375 AMAQI
29th Jul 2025396 AMAQI
29th Jul 2025437 AMAQI
29th Jul 2025448 AMAQI
29th Jul 2025509 AMAQI
29th Jul 20255210 AMAQI
29th Jul 20254611 AMAQI
29th Jul 20254112 PMAQI
29th Jul 2025371 PMAQI
29th Jul 2025402 PMAQI
29th Jul 2025403 PMAQI
29th Jul 2025414 PMAQI
29th Jul 2025425 PMAQI
29th Jul 2025416 PMAQI
29th Jul 2025407 PMAQI
29th Jul 2025378 PMAQI
29th Jul 2025399 PMAQI
29th Jul 20254110 PMAQI
29th Jul 20254211 PMAQI
30th Jul 20254412 AMAQI
30th Jul 2025431 AMAQI
30th Jul 2025392 AMAQI
30th Jul 2025383 AMAQI
30th Jul 2025394 AMAQI
17°C13/23°C
30th Jul 2025445 AMAQI
30th Jul 2025456 AMAQI
30th Jul 2025417 AMAQI
30th Jul 2025428 AMAQI
30th Jul 2025419 AMAQI
30th Jul 20254610 AMAQI
30th Jul 20254211 AMAQI
30th Jul 20253612 PMAQI
30th Jul 2025351 PMAQI
30th Jul 2025402 PMAQI
30th Jul 2025403 PMAQI
30th Jul 2025394 PMAQI
30th Jul 2025405 PMAQI
30th Jul 2025396 PMAQI
30th Jul 2025397 PMAQI
30th Jul 2025398 PMAQI
30th Jul 2025399 PMAQI
30th Jul 20253910 PMAQI
30th Jul 20253911 PMAQI
31st Jul 20253912 AMAQI
31st Jul 2025391 AMAQI
31st Jul 2025392 AMAQI
31st Jul 2025393 AMAQI
31st Jul 2025364 AMAQI
17°C11/23°C
31st Jul 2025335 AMAQI
31st Jul 2025346 AMAQI
31st Jul 2025347 AMAQI
31st Jul 2025378 AMAQI
31st Jul 2025419 AMAQI
31st Jul 20254310 AMAQI
31st Jul 20254111 AMAQI
31st Jul 20254012 PMAQI
31st Jul 2025301 PMAQI
31st Jul 2025262 PMAQI
31st Jul 2025253 PMAQI
31st Jul 2025254 PMAQI
31st Jul 2025285 PMAQI
31st Jul 2025246 PMAQI
31st Jul 2025287 PMAQI
31st Jul 2025278 PMAQI
31st Jul 2025289 PMAQI
31st Jul 20252410 PMAQI
31st Jul 20252511 PMAQI
1st Aug 20252512 AMAQI
1st Aug 2025281 AMAQI
1st Aug 2025242 AMAQI
1st Aug 2025263 AMAQI
1st Aug 2025234 AMAQI
17°C11/24°C
1st Aug 2025305 AMAQI
1st Aug 2025246 AMAQI
1st Aug 2025367 AMAQI
1st Aug 2025328 AMAQI
1st Aug 2025439 AMAQI
1st Aug 20253310 AMAQI
1st Aug 20253711 AMAQI
1st Aug 20253312 PMAQI
1st Aug 2025331 PMAQI
1st Aug 2025332 PMAQI
1st Aug 2025343 PMAQI
1st Aug 2025354 PMAQI
1st Aug 2025315 PMAQI
1st Aug 2025356 PMAQI
1st Aug 2025337 PMAQI
1st Aug 2025368 PMAQI
1st Aug 2025319 PMAQI
1st Aug 20253010 PMAQI
1st Aug 20252911 PMAQI
2nd Aug 20252812 AMAQI
2nd Aug 2025291 AMAQI
2nd Aug 2025422 AMAQI
2nd Aug 2025333 AMAQI
2nd Aug 2025384 AMAQI
17°C11/23°C
2nd Aug 2025275 AMAQI
5 AM2nd Aug 2025376 AMAQI
2nd Aug 2025427 AMAQI
2nd Aug 2025508 AMAQI
2nd Aug 2025289 AMAQI
2nd Aug 20254310 AMAQI
2nd Aug 20253911 AMAQI
2nd Aug 20254312 PMAQI
12 PM2nd Aug 2025331 PMAQI
2nd Aug 2025372 PMAQI
2nd Aug 2025353 PMAQI
2nd Aug 2025304 PMAQI
2nd Aug 2025385 PMAQI
2nd Aug 2025366 PMAQI
2nd Aug 2025367 PMAQI
8 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
8 AM - 12 PM
36AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
5 AM - 7 AM
34AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 AM to 12 PM (Avg. 36), while the lowest AQI was between 5 AM to 7 AM (Avg. 34).
Night time
Avg. Highest Time
12 AM - 11 PM
34AQI
8 hours / Day
240 hours / Month
Avg. Lowest Time
12 AM - 11 PM
34AQI
8 hours / Day
240 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 34), while the lowest AQI was between 12 AM to 11 PM (Avg. 34).
2025 Days Vs Air Quality
Brno, Jihomoravsky Kraj, Czechia
2025
63%
135
33%
71
3%
7
Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)
Good
135 DaysModerate
71 DaysPoor
7 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 63%
Health Risk Level:
Moderate
In 2025, 63% of 214 days were within WHO’s safe air quality limits, and 37% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
Brno, Jihomoravsky 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
85AQI
85AQI
2nd January 2025
87AQI
87AQI
3rd January 2025
56AQI
56AQI
4th January 2025
37AQI
37AQI
5th January 2025
62AQI
62AQI
6th January 2025
75AQI
75AQI
7th January 2025
77AQI
77AQI
8th January 2025
56AQI
56AQI
9th January 2025
57AQI
57AQI
10th January 2025
27AQI
27AQI
11th January 2025
27AQI
27AQI
12th January 2025
24AQI
24AQI
13th January 2025
32AQI
32AQI
14th January 2025
69AQI
69AQI
15th January 2025
72AQI
72AQI
16th January 2025
56AQI
56AQI
17th January 2025
61AQI
61AQI
18th January 2025
76AQI
76AQI
19th January 2025
71AQI
71AQI
20th January 2025
54AQI
54AQI
21st January 2025
63AQI
63AQI
22nd January 2025
72AQI
72AQI
23rd January 2025
65AQI
65AQI
24th January 2025
82AQI
82AQI
25th January 2025
70AQI
70AQI
26th January 2025
67AQI
67AQI
27th January 2025
56AQI
56AQI
28th January 2025
45AQI
45AQI
29th January 2025
35AQI
35AQI
30th January 2025
55AQI
55AQI
31st January 2025
63AQI
63AQI
1st February 2025
58AQI
58AQI
2nd February 2025
61AQI
61AQI
3rd February 2025
76AQI
76AQI
4th February 2025
96AQI
96AQI
5th February 2025
113AQI
113AQI
6th February 2025
63AQI
63AQI
7th February 2025
87AQI
87AQI
8th February 2025
77AQI
77AQI
9th February 2025
69AQI
69AQI
10th February 2025
88AQI
88AQI
11th February 2025
124AQI
124AQI
12th February 2025
80AQI
80AQI
13th February 2025
88AQI
88AQI
14th February 2025
86AQI
86AQI
15th February 2025
74AQI
74AQI
16th February 2025
68AQI
68AQI
17th February 2025
78AQI
78AQI
18th February 2025
75AQI
75AQI
19th February 2025
88AQI
88AQI
20th February 2025
96AQI
96AQI
21st February 2025
91AQI
91AQI
22nd February 2025
83AQI
83AQI
23rd February 2025
107AQI
107AQI
24th February 2025
133AQI
133AQI
25th February 2025
125AQI
125AQI
26th February 2025
136AQI
136AQI
27th February 2025
114AQI
114AQI
28th February 2025
59AQI
59AQI
1st March 2025
60AQI
60AQI
2nd March 2025
54AQI
54AQI
3rd March 2025
65AQI
65AQI
4th March 2025
83AQI
83AQI
5th March 2025
88AQI
88AQI
6th March 2025
91AQI
91AQI
7th March 2025
81AQI
81AQI
8th March 2025
89AQI
89AQI
9th March 2025
94AQI
94AQI
10th March 2025
70AQI
70AQI
11th March 2025
62AQI
62AQI
12th March 2025
50AQI
50AQI
13th March 2025
30AQI
30AQI
14th March 2025
55AQI
55AQI
15th March 2025
55AQI
55AQI
16th March 2025
46AQI
46AQI
17th March 2025
45AQI
45AQI
18th March 2025
42AQI
42AQI
19th March 2025
60AQI
60AQI
20th March 2025
70AQI
70AQI
21st March 2025
76AQI
76AQI
22nd March 2025
67AQI
67AQI
23rd March 2025
53AQI
53AQI
24th March 2025
70AQI
70AQI
25th March 2025
75AQI
75AQI
26th March 2025
73AQI
73AQI
27th March 2025
51AQI
51AQI
28th March 2025
67AQI
67AQI
29th March 2025
77AQI
77AQI
30th March 2025
60AQI
60AQI
31st March 2025
28AQI
28AQI
1st April 2025
46AQI
46AQI
2nd April 2025
59AQI
59AQI
3rd April 2025
50AQI
50AQI
4th April 2025
46AQI
46AQI
5th April 2025
46AQI
46AQI
6th April 2025
26AQI
26AQI
7th April 2025
21AQI
21AQI
8th April 2025
30AQI
30AQI
9th April 2025
34AQI
34AQI
10th April 2025
42AQI
42AQI
11th April 2025
46AQI
46AQI
12th April 2025
47AQI
47AQI
13th April 2025
45AQI
45AQI
14th April 2025
49AQI
49AQI
15th April 2025
50AQI
50AQI
16th April 2025
49AQI
49AQI
17th April 2025
50AQI
50AQI
18th April 2025
29AQI
29AQI
19th April 2025
24AQI
24AQI
20th April 2025
25AQI
25AQI
21st April 2025
43AQI
43AQI
22nd April 2025
23AQI
23AQI
23rd April 2025
28AQI
28AQI
24th April 2025
44AQI
44AQI
25th April 2025
25AQI
25AQI
26th April 2025
29AQI
29AQI
27th April 2025
28AQI
28AQI
28th April 2025
33AQI
33AQI
29th April 2025
42AQI
42AQI
30th April 2025
40AQI
40AQI
1st May 2025
50AQI
50AQI
2nd May 2025
37AQI
37AQI
3rd May 2025
49AQI
49AQI
4th May 2025
29AQI
29AQI
5th May 2025
28AQI
28AQI
6th May 2025
34AQI
34AQI
7th May 2025
39AQI
39AQI
8th May 2025
26AQI
26AQI
9th May 2025
29AQI
29AQI
10th May 2025
29AQI
29AQI
11th May 2025
26AQI
26AQI
12th May 2025
37AQI
37AQI
13th May 2025
36AQI
36AQI
14th May 2025
42AQI
42AQI
15th May 2025
32AQI
32AQI
16th May 2025
20AQI
20AQI
17th May 2025
23AQI
23AQI
18th May 2025
17AQI
17AQI
19th May 2025
20AQI
20AQI
20th May 2025
33AQI
33AQI
21st May 2025
36AQI
36AQI
22nd May 2025
38AQI
38AQI
23rd May 2025
24AQI
24AQI
24th May 2025
26AQI
26AQI
25th May 2025
28AQI
28AQI
26th May 2025
29AQI
29AQI
27th May 2025
30AQI
30AQI
28th May 2025
31AQI
31AQI
29th May 2025
18AQI
18AQI
30th May 2025
25AQI
25AQI
31st May 2025
36AQI
36AQI
1st June 2025
33AQI
33AQI
2nd June 2025
36AQI
36AQI
3rd June 2025
37AQI
37AQI
4th June 2025
37AQI
37AQI
5th June 2025
27AQI
27AQI
6th June 2025
27AQI
27AQI
7th June 2025
20AQI
20AQI
8th June 2025
20AQI
20AQI
9th June 2025
22AQI
22AQI
10th June 2025
35AQI
35AQI
11th June 2025
45AQI
45AQI
12th June 2025
42AQI
42AQI
13th June 2025
37AQI
37AQI
14th June 2025
32AQI
32AQI
15th June 2025
41AQI
41AQI
16th June 2025
41AQI
41AQI
17th June 2025
34AQI
34AQI
18th June 2025
40AQI
40AQI
19th June 2025
50AQI
50AQI
20th June 2025
35AQI
35AQI
21st June 2025
30AQI
30AQI
22nd June 2025
26AQI
26AQI
23rd June 2025
38AQI
38AQI
24th June 2025
36AQI
36AQI
25th June 2025
32AQI
32AQI
26th June 2025
34AQI
34AQI
27th June 2025
30AQI
30AQI
28th June 2025
26AQI
26AQI
29th June 2025
29AQI
29AQI
30th June 2025
30AQI
30AQI
1st July 2025
29AQI
29AQI
2nd July 2025
28AQI
28AQI
3rd July 2025
38AQI
38AQI
4th July 2025
37AQI
37AQI
5th July 2025
32AQI
32AQI
6th July 2025
37AQI
37AQI
7th July 2025
36AQI
36AQI
8th July 2025
27AQI
27AQI
9th July 2025
23AQI
23AQI
10th July 2025
21AQI
21AQI
11th July 2025
21AQI
21AQI
12th July 2025
23AQI
23AQI
13th July 2025
27AQI
27AQI
14th July 2025
31AQI
31AQI
15th July 2025
32AQI
32AQI
16th July 2025
35AQI
35AQI
17th July 2025
29AQI
29AQI
18th July 2025
28AQI
28AQI
19th July 2025
29AQI
29AQI
20th July 2025
35AQI
35AQI
21st July 2025
47AQI
47AQI
22nd July 2025
37AQI
37AQI
23rd July 2025
31AQI
31AQI
24th July 2025
35AQI
35AQI
25th July 2025
38AQI
38AQI
26th July 2025
47AQI
47AQI
27th July 2025
45AQI
45AQI
28th July 2025
45AQI
45AQI
29th July 2025
41AQI
41AQI
30th July 2025
40AQI
40AQI
31st July 2025
33AQI
33AQI
1st August 2025
30AQI
30AQI
59AQI
89AQI
64AQI
38AQI
31AQI
33AQI
33AQI
30AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202549AQI
7
24
21
7
6
25
29
1
31
30
31
1
135
71
7
Highest AQI recorded in
February89AQI
Lowest AQI recorded in
August30AQI
202451AQI
12
15
4
15
13
1
7
24
20
10
25
6
26
4
28
3
23
8
14
16
18
13
12
16
2
13
15
3
213
143
10
Highest AQI recorded in
January65AQI
Lowest AQI recorded in
July38AQI
202345AQI
19
12
14
14
21
9
1
23
7
30
1
28
2
30
1
21
10
18
12
22
9
17
12
9
20
2
252
109
3
Highest AQI recorded in
December64AQI
Lowest AQI recorded in
July35AQI
202253AQI
14
16
1
13
7
1
1
27
3
18
12
21
10
28
2
21
4
4
23
6
14
17
4
26
7
23
1
168
150
6
Highest AQI recorded in
March79AQI
Lowest AQI recorded in
August36AQI
202152AQI
1
1
1
9
19
3
16
14
29
2
21
9
27
4
28
3
18
12
11
19
1
8
19
3
9
20
2
177
122
10
Highest AQI recorded in
February83AQI
Lowest AQI recorded in
August35AQI
202047AQI
5
6
2
7
4
15
3
28
2
31
22
9
23
7
20
8
1
5
23
2
2
156
64
5
Highest AQI recorded in
December91AQI
Lowest AQI recorded in
July36AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2022(Avg.)
53AQILeast Polluted Year Recorded
2023(Avg.)
45AQIBrno's annual 2025 AQI (49) shows an average percentage change of -0.1% (improved AQI) compared to previous years: 2020 (47), 2021 (52), 2022 (53), 2023 (45), 2024 (51).
