Brno Arboretum, 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 Arboretum, Brno, Jihomoravsky Kraj, Czechia
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
14th Aug 2021
63AQILowest AQI recorded on
29th Aug 2023
16AQISame Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 28 of Good air quality, showing improvement over 2024 and 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Brno Arboretum, Brno, Jihomoravsky Kraj, Czechia
AQI
Day
Night
.
5 AM2nd Aug 2025
8 PM
4 AM3rd Aug 2025
Day time
Avg. Highest Time
5PM2nd Aug
46AQI
Avg. Lowest Time
8PM2nd Aug
21AQI
Night time
Avg. Highest Time
3AM3rd Aug
37AQI
Avg. Lowest Time
2AM3rd Aug
22AQI
In the last 24 hours,
Brno Arboretum's AQI reached its highest point of 46 at 5 PM during the Day, while the lowest point, 21, was recorded at 8 PM during the Day between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Brno Arboretum, Brno, Jihomoravsky 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 2025445 AMAQI
4th Jul 2025426 AMAQI
4th Jul 2025367 AMAQI
4th Jul 2025368 AMAQI
4th Jul 2025369 AMAQI
4th Jul 20253710 AMAQI
4th Jul 20253611 AMAQI
4th Jul 20253512 PMAQI
4th Jul 2025351 PMAQI
4th Jul 2025382 PMAQI
4th Jul 2025413 PMAQI
4th Jul 2025404 PMAQI
4th Jul 2025385 PMAQI
4th Jul 2025376 PMAQI
4th Jul 2025367 PMAQI
4th Jul 2025378 PMAQI
4th Jul 2025389 PMAQI
4th Jul 20253810 PMAQI
4th Jul 20253711 PMAQI
5th Jul 20253812 AMAQI
5th Jul 2025381 AMAQI
5th Jul 2025362 AMAQI
5th Jul 2025343 AMAQI
5th Jul 2025314 AMAQI
19°C12/25°C
5th Jul 2025325 AMAQI
5th Jul 2025366 AMAQI
5th Jul 2025367 AMAQI
5th Jul 2025358 AMAQI
5th Jul 2025379 AMAQI
5th Jul 20253510 AMAQI
5th Jul 20253611 AMAQI
5th Jul 20253512 PMAQI
5th Jul 2025331 PMAQI
5th Jul 2025352 PMAQI
5th Jul 2025343 PMAQI
5th Jul 2025344 PMAQI
5th Jul 2025355 PMAQI
5th Jul 2025346 PMAQI
5th Jul 2025347 PMAQI
5th Jul 2025358 PMAQI
5th Jul 2025359 PMAQI
5th Jul 20253610 PMAQI
5th Jul 20253611 PMAQI
6th Jul 20253612 AMAQI
6th Jul 2025351 AMAQI
6th Jul 2025442 AMAQI
6th Jul 2025533 AMAQI
6th Jul 2025524 AMAQI
20°C11/27°C
6th Jul 2025525 AMAQI
6th Jul 2025446 AMAQI
6th Jul 2025447 AMAQI
6th Jul 2025438 AMAQI
6th Jul 2025489 AMAQI
6th Jul 20254810 AMAQI
6th Jul 20254911 AMAQI
6th Jul 20254912 PMAQI
6th Jul 2025481 PMAQI
6th Jul 2025442 PMAQI
6th Jul 2025423 PMAQI
6th Jul 2025424 PMAQI
6th Jul 2025425 PMAQI
6th Jul 2025436 PMAQI
6th Jul 2025437 PMAQI
6th Jul 2025418 PMAQI
6th Jul 2025409 PMAQI
6th Jul 20254210 PMAQI
6th Jul 20254011 PMAQI
7th Jul 20253812 AMAQI
7th Jul 2025411 AMAQI
7th Jul 2025402 AMAQI
7th Jul 2025383 AMAQI
7th Jul 2025394 AMAQI
22°C14/33°C
7th Jul 2025365 AMAQI
7th Jul 2025386 AMAQI
7th Jul 2025377 AMAQI
7th Jul 2025368 AMAQI
7th Jul 2025419 AMAQI
7th Jul 20254210 AMAQI
7th Jul 20253811 AMAQI
7th Jul 20253812 PMAQI
7th Jul 2025381 PMAQI
7th Jul 2025352 PMAQI
7th Jul 2025353 PMAQI
7th Jul 2025344 PMAQI
7th Jul 2025355 PMAQI
7th Jul 2025346 PMAQI
7th Jul 2025357 PMAQI
7th Jul 2025348 PMAQI
7th Jul 2025349 PMAQI
7th Jul 20253610 PMAQI
7th Jul 20253611 PMAQI
8th Jul 20253612 AMAQI
8th Jul 2025361 AMAQI
8th Jul 2025232 AMAQI
8th Jul 2025203 AMAQI
8th Jul 2025224 AMAQI
16°C13/19°C
8th Jul 2025205 AMAQI
8th Jul 2025266 AMAQI
8th Jul 2025257 AMAQI
8th Jul 2025278 AMAQI
8th Jul 2025279 AMAQI
8th Jul 20252510 AMAQI
8th Jul 20252211 AMAQI
8th Jul 20252312 PMAQI
8th Jul 2025241 PMAQI
8th Jul 2025252 PMAQI
8th Jul 2025253 PMAQI
8th Jul 2025244 PMAQI
8th Jul 2025245 PMAQI
8th Jul 2025256 PMAQI
8th Jul 2025287 PMAQI
8th Jul 2025268 PMAQI
8th Jul 2025269 PMAQI
8th Jul 20252510 PMAQI
8th Jul 20252611 PMAQI
9th Jul 20252612 AMAQI
9th Jul 2025261 AMAQI
9th Jul 2025202 AMAQI
9th Jul 2025203 AMAQI
9th Jul 2025204 AMAQI
13°C11/15°C
9th Jul 2025215 AMAQI
9th Jul 2025216 AMAQI
9th Jul 2025227 AMAQI
9th Jul 2025228 AMAQI
9th Jul 2025259 AMAQI
9th Jul 20252510 AMAQI
9th Jul 20252311 AMAQI
9th Jul 20252512 PMAQI
9th Jul 2025241 PMAQI
9th Jul 2025232 PMAQI
9th Jul 2025223 PMAQI
9th Jul 2025244 PMAQI
9th Jul 2025245 PMAQI
9th Jul 2025216 PMAQI
9th Jul 2025227 PMAQI
9th Jul 2025228 PMAQI
9th Jul 2025229 PMAQI
9th Jul 20252210 PMAQI
9th Jul 20252211 PMAQI
10th Jul 20252212 AMAQI
10th Jul 2025231 AMAQI
10th Jul 2025212 AMAQI
10th Jul 2025183 AMAQI
10th Jul 2025194 AMAQI
16°C12/21°C
10th Jul 2025195 AMAQI
10th Jul 2025226 AMAQI
10th Jul 2025247 AMAQI
10th Jul 2025228 AMAQI
10th Jul 2025239 AMAQI
10th Jul 20252510 AMAQI
10th Jul 20252311 AMAQI
10th Jul 20252112 PMAQI
10th Jul 2025221 PMAQI
10th Jul 2025202 PMAQI
10th Jul 2025213 PMAQI
10th Jul 2025204 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 2025221 AMAQI
11th Jul 2025182 AMAQI
11th Jul 2025173 AMAQI
11th Jul 2025164 AMAQI
17°C12/23°C
11th Jul 2025175 AMAQI
11th Jul 2025196 AMAQI
11th Jul 2025217 AMAQI
11th Jul 2025218 AMAQI
11th Jul 2025249 AMAQI
11th Jul 20252310 AMAQI
11th Jul 20252311 AMAQI
11th Jul 20252312 PMAQI
11th Jul 2025221 PMAQI
11th Jul 2025212 PMAQI
11th Jul 2025203 PMAQI
11th Jul 2025204 PMAQI
11th Jul 2025215 PMAQI
11th Jul 2025216 PMAQI
11th Jul 2025217 PMAQI
11th Jul 2025218 PMAQI
11th Jul 2025229 PMAQI
11th Jul 20252110 PMAQI
11th Jul 20252211 PMAQI
12th Jul 20252212 AMAQI
12th Jul 2025211 AMAQI
12th Jul 2025242 AMAQI
12th Jul 2025243 AMAQI
12th Jul 2025284 AMAQI
17°C11/24°C
12th Jul 2025245 AMAQI
12th Jul 2025276 AMAQI
12th Jul 2025267 AMAQI
12th Jul 2025278 AMAQI
12th Jul 2025289 AMAQI
12th Jul 20252610 AMAQI
12th Jul 20252311 AMAQI
12th Jul 20252012 PMAQI
12th Jul 2025221 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 20252410 PMAQI
12th Jul 20252411 PMAQI
13th Jul 20252412 AMAQI
13th Jul 2025241 AMAQI
13th Jul 2025242 AMAQI
13th Jul 2025263 AMAQI
13th Jul 2025234 AMAQI
16°C11/23°C
13th Jul 2025235 AMAQI
13th Jul 2025236 AMAQI
13th Jul 2025247 AMAQI
13th Jul 2025248 AMAQI
13th Jul 2025279 AMAQI
13th Jul 20252610 AMAQI
13th Jul 20252711 AMAQI
13th Jul 20252612 PMAQI
13th Jul 2025281 PMAQI
13th Jul 2025262 PMAQI
13th Jul 2025263 PMAQI
13th Jul 2025244 PMAQI
13th Jul 2025265 PMAQI
13th Jul 2025246 PMAQI
13th Jul 2025247 PMAQI
13th Jul 2025248 PMAQI
13th Jul 2025249 PMAQI
13th Jul 20252410 PMAQI
13th Jul 20252411 PMAQI
14th Jul 20252512 AMAQI
14th Jul 2025261 AMAQI
14th Jul 2025272 AMAQI
14th Jul 2025283 AMAQI
14th Jul 2025314 AMAQI
20°C12/29°C
14th Jul 2025365 AMAQI
14th Jul 2025296 AMAQI
14th Jul 2025307 AMAQI
14th Jul 2025308 AMAQI
14th Jul 2025329 AMAQI
14th Jul 20253310 AMAQI
14th Jul 20253411 AMAQI
14th Jul 20253212 PMAQI
14th Jul 2025321 PMAQI
14th Jul 2025292 PMAQI
14th Jul 2025303 PMAQI
14th Jul 2025294 PMAQI
14th Jul 2025285 PMAQI
14th Jul 2025266 PMAQI
14th Jul 2025277 PMAQI
14th Jul 2025278 PMAQI
14th Jul 2025279 PMAQI
14th Jul 20252910 PMAQI
14th Jul 20253111 PMAQI
15th Jul 20253112 AMAQI
15th Jul 2025301 AMAQI
15th Jul 2025322 AMAQI
15th Jul 2025293 AMAQI
15th Jul 2025274 AMAQI
22°C14/30°C
15th Jul 2025265 AMAQI
15th Jul 2025286 AMAQI
15th Jul 2025327 AMAQI
15th Jul 2025308 AMAQI
15th Jul 2025319 AMAQI
15th Jul 20253110 AMAQI
15th Jul 20253211 AMAQI
15th Jul 20253212 PMAQI
15th Jul 2025301 PMAQI
15th Jul 2025342 PMAQI
15th Jul 2025323 PMAQI
15th Jul 2025304 PMAQI
15th Jul 2025305 PMAQI
15th Jul 2025306 PMAQI
15th Jul 2025307 PMAQI
15th Jul 2025328 PMAQI
15th Jul 2025319 PMAQI
15th Jul 20253010 PMAQI
15th Jul 20253011 PMAQI
16th Jul 20253212 AMAQI
16th Jul 2025321 AMAQI
16th Jul 2025332 AMAQI
16th Jul 2025363 AMAQI
16th Jul 2025354 AMAQI
22°C17/28°C
16th Jul 2025355 AMAQI
16th Jul 2025366 AMAQI
16th Jul 2025367 AMAQI
16th Jul 2025388 AMAQI
16th Jul 2025429 AMAQI
16th Jul 20254110 AMAQI
16th Jul 20253611 AMAQI
16th Jul 20253412 PMAQI
16th Jul 2025331 PMAQI
16th Jul 2025342 PMAQI
16th Jul 2025333 PMAQI
16th Jul 2025344 PMAQI
16th Jul 2025335 PMAQI
16th Jul 2025346 PMAQI
16th Jul 2025347 PMAQI
16th Jul 2025338 PMAQI
16th Jul 2025339 PMAQI
16th Jul 20253510 PMAQI
16th Jul 20253411 PMAQI
17th Jul 20253412 AMAQI
17th Jul 2025351 AMAQI
17th Jul 2025222 AMAQI
17th Jul 2025213 AMAQI
17th Jul 2025224 AMAQI
18°C12/23°C
17th Jul 2025225 AMAQI
17th Jul 2025276 AMAQI
17th Jul 2025267 AMAQI
17th Jul 2025278 AMAQI
17th Jul 2025269 AMAQI
17th Jul 20253010 AMAQI
17th Jul 20253011 AMAQI
17th Jul 20253212 PMAQI
17th Jul 2025321 PMAQI
17th Jul 2025292 PMAQI
17th Jul 2025303 PMAQI
17th Jul 2025304 PMAQI
17th Jul 2025285 PMAQI
17th Jul 2025276 PMAQI
17th Jul 2025277 PMAQI
17th Jul 2025278 PMAQI
17th Jul 2025279 PMAQI
17th Jul 20252710 PMAQI
17th Jul 20252711 PMAQI
18th Jul 20252712 AMAQI
18th Jul 2025271 AMAQI
18th Jul 2025262 AMAQI
18th Jul 2025283 AMAQI
18th Jul 2025284 AMAQI
17°C12/22°C
18th Jul 2025295 AMAQI
18th Jul 2025266 AMAQI
18th Jul 2025267 AMAQI
18th Jul 2025288 AMAQI
18th Jul 2025269 AMAQI
18th Jul 20252710 AMAQI
18th Jul 20252111 AMAQI
18th Jul 20252212 PMAQI
18th Jul 2025221 PMAQI
18th Jul 2025262 PMAQI
18th Jul 2025273 PMAQI
18th Jul 2025264 PMAQI
18th Jul 2025265 PMAQI
18th Jul 2025266 PMAQI
18th Jul 2025257 PMAQI
18th Jul 2025278 PMAQI
18th Jul 2025279 PMAQI
18th Jul 20252710 PMAQI
18th Jul 20252711 PMAQI
19th Jul 20252812 AMAQI
19th Jul 2025281 AMAQI
19th Jul 2025262 AMAQI
19th Jul 2025243 AMAQI
19th Jul 2025264 AMAQI
17°C12/22°C
19th Jul 2025285 AMAQI
19th Jul 2025276 AMAQI
19th Jul 2025287 AMAQI
19th Jul 2025288 AMAQI
19th Jul 2025279 AMAQI
19th Jul 20252610 AMAQI
19th Jul 20252611 AMAQI
19th Jul 20252612 PMAQI
19th Jul 2025271 PMAQI
19th Jul 2025272 PMAQI
19th Jul 2025273 PMAQI
19th Jul 2025264 PMAQI
19th Jul 2025275 PMAQI
19th Jul 2025276 PMAQI
19th Jul 2025277 PMAQI
19th Jul 2025278 PMAQI
19th Jul 2025279 PMAQI
19th Jul 20252710 PMAQI
19th Jul 20252811 PMAQI
20th Jul 20252812 AMAQI
20th Jul 2025281 AMAQI
20th Jul 2025342 AMAQI
20th Jul 2025403 AMAQI
20th Jul 2025374 AMAQI
20°C13/25°C
20th Jul 2025365 AMAQI
20th Jul 2025346 AMAQI
20th Jul 2025327 AMAQI
20th Jul 2025328 AMAQI
20th Jul 2025349 AMAQI
20th Jul 20253610 AMAQI
20th Jul 20253711 AMAQI
20th Jul 20253212 PMAQI
20th Jul 2025311 PMAQI
20th Jul 2025312 PMAQI
20th Jul 2025323 PMAQI
20th Jul 2025304 PMAQI
20th Jul 2025325 PMAQI
20th Jul 2025336 PMAQI
20th Jul 2025337 PMAQI
20th Jul 2025338 PMAQI
20th Jul 2025349 PMAQI
20th Jul 20253410 PMAQI
20th Jul 20253411 PMAQI
21st Jul 20253412 AMAQI
21st Jul 2025341 AMAQI
21st Jul 2025452 AMAQI
21st Jul 2025463 AMAQI
21st Jul 2025434 AMAQI
23°C14/31°C
21st Jul 2025465 AMAQI
21st Jul 2025436 AMAQI
21st Jul 2025417 AMAQI
21st Jul 2025428 AMAQI
21st Jul 2025439 AMAQI
21st Jul 20254710 AMAQI
21st Jul 20254411 AMAQI
21st Jul 20254012 PMAQI
21st Jul 2025381 PMAQI
21st Jul 2025392 PMAQI
21st Jul 2025433 PMAQI
21st Jul 2025424 PMAQI
21st Jul 2025425 PMAQI
21st Jul 2025426 PMAQI
21st Jul 2025427 PMAQI
21st Jul 2025448 PMAQI
21st Jul 2025439 PMAQI
21st Jul 20254010 PMAQI
21st Jul 20254011 PMAQI
22nd Jul 20254012 AMAQI
22nd Jul 2025421 AMAQI
22nd Jul 2025232 AMAQI
22nd Jul 2025163 AMAQI
22nd Jul 2025164 AMAQI
22°C14/31°C
22nd Jul 2025185 AMAQI
22nd Jul 2025236 AMAQI
22nd Jul 2025247 AMAQI
22nd Jul 2025308 AMAQI
22nd Jul 2025309 AMAQI
22nd Jul 20252910 AMAQI
22nd Jul 20252811 AMAQI
22nd Jul 20252512 PMAQI
22nd Jul 2025251 PMAQI
22nd Jul 2025262 PMAQI
22nd Jul 2025273 PMAQI
22nd Jul 2025264 PMAQI
22nd Jul 2025275 PMAQI
22nd Jul 2025276 PMAQI
22nd Jul 2025267 PMAQI
22nd Jul 2025268 PMAQI
22nd Jul 2025269 PMAQI
22nd Jul 20252710 PMAQI
22nd Jul 20252711 PMAQI
23rd Jul 20252812 AMAQI
23rd Jul 2025281 AMAQI
23rd Jul 2025182 AMAQI
23rd Jul 2025163 AMAQI
23rd Jul 2025164 AMAQI
19°C12/26°C
23rd Jul 2025165 AMAQI
23rd Jul 2025196 AMAQI
23rd Jul 2025217 AMAQI
23rd Jul 2025238 AMAQI
23rd Jul 2025249 AMAQI
23rd Jul 20252510 AMAQI
23rd Jul 20252611 AMAQI
23rd Jul 20252112 PMAQI
23rd Jul 2025201 PMAQI
23rd Jul 2025222 PMAQI
23rd Jul 2025233 PMAQI
23rd Jul 2025224 PMAQI
23rd Jul 2025225 PMAQI
23rd Jul 2025226 PMAQI
23rd Jul 2025227 PMAQI
23rd Jul 2025218 PMAQI
23rd Jul 2025239 PMAQI
23rd Jul 20252410 PMAQI
23rd Jul 20252311 PMAQI
24th Jul 20252212 AMAQI
24th Jul 2025221 AMAQI
24th Jul 2025242 AMAQI
24th Jul 2025243 AMAQI
24th Jul 2025254 AMAQI
19°C12/27°C
24th Jul 2025245 AMAQI
24th Jul 2025236 AMAQI
24th Jul 2025247 AMAQI
24th Jul 2025298 AMAQI
24th Jul 2025309 AMAQI
24th Jul 20253110 AMAQI
24th Jul 20253011 AMAQI
24th Jul 20252912 PMAQI
24th Jul 2025271 PMAQI
24th Jul 2025272 PMAQI
24th Jul 2025253 PMAQI
24th Jul 2025244 PMAQI
24th Jul 2025255 PMAQI
24th Jul 2025246 PMAQI
24th Jul 2025247 PMAQI
24th Jul 2025268 PMAQI
24th Jul 2025269 PMAQI
24th Jul 20252610 PMAQI
24th Jul 20252611 PMAQI
25th Jul 20252612 AMAQI
25th Jul 2025271 AMAQI
25th Jul 2025262 AMAQI
25th Jul 2025323 AMAQI
25th Jul 2025284 AMAQI
19°C14/28°C
25th Jul 2025255 AMAQI
25th Jul 2025266 AMAQI
25th Jul 2025277 AMAQI
25th Jul 2025288 AMAQI
25th Jul 2025309 AMAQI
25th Jul 20253010 AMAQI
25th Jul 20252811 AMAQI
25th Jul 20252612 PMAQI
25th Jul 2025281 PMAQI
25th Jul 2025282 PMAQI
25th Jul 2025293 PMAQI
25th Jul 2025304 PMAQI
25th Jul 2025315 PMAQI
25th Jul 2025326 PMAQI
25th Jul 2025307 PMAQI
25th Jul 2025308 PMAQI
25th Jul 2025319 PMAQI
25th Jul 20253010 PMAQI
25th Jul 20252811 PMAQI
26th Jul 20253012 AMAQI
26th Jul 2025301 AMAQI
26th Jul 2025412 AMAQI
26th Jul 2025403 AMAQI
26th Jul 2025404 AMAQI
20°C14/26°C
26th Jul 2025375 AMAQI
26th Jul 2025336 AMAQI
26th Jul 2025347 AMAQI
26th Jul 2025368 AMAQI
26th Jul 2025369 AMAQI
26th Jul 20253910 AMAQI
26th Jul 20254011 AMAQI
26th Jul 20254012 PMAQI
26th Jul 2025411 PMAQI
26th Jul 2025412 PMAQI
26th Jul 2025403 PMAQI
26th Jul 2025414 PMAQI
26th Jul 2025415 PMAQI
26th Jul 2025406 PMAQI
26th Jul 2025387 PMAQI
26th Jul 2025408 PMAQI
26th Jul 2025399 PMAQI
26th Jul 20254010 PMAQI
26th Jul 20254011 PMAQI
27th Jul 20254012 AMAQI
27th Jul 2025381 AMAQI
27th Jul 2025442 AMAQI
27th Jul 2025493 AMAQI
27th Jul 2025424 AMAQI
18°C14/22°C
27th Jul 2025405 AMAQI
27th Jul 2025346 AMAQI
27th Jul 2025307 AMAQI
27th Jul 2025308 AMAQI
27th Jul 2025309 AMAQI
27th Jul 20252810 AMAQI
27th Jul 20253011 AMAQI
27th Jul 20253012 PMAQI
27th Jul 2025351 PMAQI
27th Jul 2025402 PMAQI
27th Jul 2025383 PMAQI
27th Jul 2025384 PMAQI
27th Jul 2025375 PMAQI
27th Jul 2025396 PMAQI
27th Jul 2025387 PMAQI
27th Jul 2025388 PMAQI
27th Jul 2025389 PMAQI
27th Jul 20253910 PMAQI
27th Jul 20253911 PMAQI
28th Jul 20253912 AMAQI
28th Jul 2025391 AMAQI
28th Jul 2025352 AMAQI
28th Jul 2025313 AMAQI
28th Jul 2025294 AMAQI
17°C15/19°C
28th Jul 2025305 AMAQI
28th Jul 2025346 AMAQI
28th Jul 2025347 AMAQI
28th Jul 2025368 AMAQI
28th Jul 2025369 AMAQI
28th Jul 20253610 AMAQI
28th Jul 20253511 AMAQI
28th Jul 20254012 PMAQI
28th Jul 2025371 PMAQI
28th Jul 2025352 PMAQI
28th Jul 2025353 PMAQI
28th Jul 2025364 PMAQI
28th Jul 2025385 PMAQI
28th Jul 2025366 PMAQI
28th Jul 2025377 PMAQI
28th Jul 2025358 PMAQI
28th Jul 2025389 PMAQI
28th Jul 20253710 PMAQI
28th Jul 20253511 PMAQI
29th Jul 20253612 AMAQI
29th Jul 2025361 AMAQI
29th Jul 2025282 AMAQI
29th Jul 2025223 AMAQI
29th Jul 2025234 AMAQI
18°C13/24°C
29th Jul 2025235 AMAQI
29th Jul 2025286 AMAQI
29th Jul 2025287 AMAQI
29th Jul 2025318 AMAQI
29th Jul 2025379 AMAQI
29th Jul 20253710 AMAQI
29th Jul 20253411 AMAQI
29th Jul 20252812 PMAQI
29th Jul 2025271 PMAQI
29th Jul 2025292 PMAQI
29th Jul 2025303 PMAQI
29th Jul 2025284 PMAQI
29th Jul 2025305 PMAQI
29th Jul 2025306 PMAQI
29th Jul 2025287 PMAQI
29th Jul 2025288 PMAQI
29th Jul 2025299 PMAQI
29th Jul 20253010 PMAQI
29th Jul 20253111 PMAQI
30th Jul 20253212 AMAQI
30th Jul 2025321 AMAQI
30th Jul 2025302 AMAQI
30th Jul 2025273 AMAQI
30th Jul 2025254 AMAQI
17°C13/23°C
30th Jul 2025295 AMAQI
30th Jul 2025316 AMAQI
30th Jul 2025287 AMAQI
30th Jul 2025308 AMAQI
30th Jul 2025319 AMAQI
30th Jul 20253410 AMAQI
30th Jul 20252911 AMAQI
30th Jul 20252612 PMAQI
30th Jul 2025271 PMAQI
30th Jul 2025302 PMAQI
30th Jul 2025303 PMAQI
30th Jul 2025304 PMAQI
30th Jul 2025305 PMAQI
30th Jul 2025296 PMAQI
30th Jul 2025297 PMAQI
30th Jul 2025308 PMAQI
30th Jul 2025309 PMAQI
30th Jul 20253010 PMAQI
30th Jul 20253011 PMAQI
31st Jul 20253012 AMAQI
31st Jul 2025301 AMAQI
31st Jul 2025302 AMAQI
31st Jul 2025303 AMAQI
31st Jul 2025224 AMAQI
17°C11/23°C
31st Jul 2025215 AMAQI
31st Jul 2025236 AMAQI
31st Jul 2025247 AMAQI
31st Jul 2025278 AMAQI
31st Jul 2025269 AMAQI
31st Jul 20252810 AMAQI
31st Jul 20252611 AMAQI
31st Jul 20252612 PMAQI
31st Jul 2025251 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 2025268 PMAQI
31st Jul 2025269 PMAQI
31st Jul 20252410 PMAQI
31st Jul 20252511 PMAQI
1st Aug 20252612 AMAQI
1st Aug 2025261 AMAQI
1st Aug 2025222 AMAQI
1st Aug 2025273 AMAQI
1st Aug 2025224 AMAQI
17°C11/24°C
1st Aug 2025305 AMAQI
1st Aug 2025246 AMAQI
1st Aug 2025327 AMAQI
1st Aug 2025248 AMAQI
1st Aug 2025309 AMAQI
1st Aug 20252610 AMAQI
1st Aug 20252911 AMAQI
1st Aug 20253012 PMAQI
1st Aug 2025261 PMAQI
1st Aug 2025242 PMAQI
1st Aug 2025263 PMAQI
1st Aug 2025274 PMAQI
1st Aug 2025265 PMAQI
1st Aug 2025256 PMAQI
1st Aug 2025257 PMAQI
1st Aug 2025258 PMAQI
1st Aug 2025269 PMAQI
1st Aug 20252610 PMAQI
1st Aug 20252611 PMAQI
2nd Aug 20252812 AMAQI
2nd Aug 2025261 AMAQI
2nd Aug 2025292 AMAQI
2nd Aug 2025203 AMAQI
2nd Aug 2025244 AMAQI
17°C11/23°C
2nd Aug 2025235 AMAQI
2nd Aug 2025336 AMAQI
2nd Aug 2025347 AMAQI
2nd Aug 2025378 AMAQI
2nd Aug 2025249 AMAQI
2nd Aug 20252910 AMAQI
2nd Aug 20252411 AMAQI
2nd Aug 20253112 PMAQI
2nd Aug 2025231 PMAQI
2nd Aug 2025242 PMAQI
2nd Aug 2025253 PMAQI
2nd Aug 2025254 PMAQI
2nd Aug 2025465 PMAQI
2nd Aug 2025246 PMAQI
2nd Aug 2025247 PMAQI
2nd Aug 2025218 PMAQI
2nd Aug 2025339 PMAQI
2nd Aug 20252710 PMAQI
2nd Aug 20252711 PMAQI
3rd Aug 20252712 AMAQI
3rd Aug 2025281 AMAQI
3rd Aug 2025222 AMAQI
3rd Aug 2025373 AMAQI
3rd Aug 2025234 AMAQI
18°C12/26°C
3rd Aug 2025225 AMAQI
5 AM3rd Aug 2025196 AMAQI
3rd Aug 2025237 AMAQI
3rd Aug 2025188 AMAQI
3rd Aug 2025239 AMAQI
12 PM
8 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 5 PM
30AQI
13 hours / Day
390 hours / Month
Avg. Lowest Time
5 AM - 4 PM
30AQI
12 hours / Day
360 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 5 PM (Avg. 30), while the lowest AQI was between 5 AM to 4 PM (Avg. 30).
Night time
Avg. Highest Time
12 AM - 3 AM
30AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
4 AM
28AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 3 AM (Avg. 30), while the lowest AQI was between 4 AM to 4 AM (Avg. 28).
2025 Days Vs Air Quality
Brno Arboretum, Brno, Jihomoravsky Kraj, Czechia
2025
64%
138
32%
68
4%
8
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
138 DaysModerate
68 DaysPoor
8 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 64%
Health Risk Level:
Moderate
In 2025, 64% of 215 days were within WHO’s safe air quality limits, and 36% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
Brno Arboretum, 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
84AQI
84AQI
2nd January 2025
82AQI
82AQI
3rd January 2025
50AQI
50AQI
4th January 2025
35AQI
35AQI
5th January 2025
60AQI
60AQI
6th January 2025
74AQI
74AQI
7th January 2025
72AQI
72AQI
8th January 2025
50AQI
50AQI
9th January 2025
52AQI
52AQI
10th January 2025
26AQI
26AQI
11th January 2025
25AQI
25AQI
12th January 2025
23AQI
23AQI
13th January 2025
32AQI
32AQI
14th January 2025
67AQI
67AQI
15th January 2025
70AQI
70AQI
16th January 2025
54AQI
54AQI
17th January 2025
58AQI
58AQI
18th January 2025
78AQI
78AQI
19th January 2025
70AQI
70AQI
20th January 2025
54AQI
54AQI
21st January 2025
63AQI
63AQI
22nd January 2025
71AQI
71AQI
23rd January 2025
64AQI
64AQI
24th January 2025
84AQI
84AQI
25th January 2025
69AQI
69AQI
26th January 2025
67AQI
67AQI
27th January 2025
53AQI
53AQI
28th January 2025
42AQI
42AQI
29th January 2025
32AQI
32AQI
30th January 2025
55AQI
55AQI
31st January 2025
60AQI
60AQI
1st February 2025
56AQI
56AQI
2nd February 2025
59AQI
59AQI
3rd February 2025
77AQI
77AQI
4th February 2025
100AQI
100AQI
5th February 2025
113AQI
113AQI
6th February 2025
61AQI
61AQI
7th February 2025
89AQI
89AQI
8th February 2025
75AQI
75AQI
9th February 2025
69AQI
69AQI
10th February 2025
87AQI
87AQI
11th February 2025
127AQI
127AQI
12th February 2025
81AQI
81AQI
13th February 2025
89AQI
89AQI
14th February 2025
84AQI
84AQI
15th February 2025
70AQI
70AQI
16th February 2025
65AQI
65AQI
17th February 2025
75AQI
75AQI
18th February 2025
70AQI
70AQI
19th February 2025
87AQI
87AQI
20th February 2025
102AQI
102AQI
21st February 2025
88AQI
88AQI
22nd February 2025
82AQI
82AQI
23rd February 2025
110AQI
110AQI
24th February 2025
135AQI
135AQI
25th February 2025
127AQI
127AQI
26th February 2025
141AQI
141AQI
27th February 2025
120AQI
120AQI
28th February 2025
54AQI
54AQI
1st March 2025
56AQI
56AQI
2nd March 2025
53AQI
53AQI
3rd March 2025
63AQI
63AQI
4th March 2025
81AQI
81AQI
5th March 2025
87AQI
87AQI
6th March 2025
90AQI
90AQI
7th March 2025
79AQI
79AQI
8th March 2025
88AQI
88AQI
9th March 2025
93AQI
93AQI
10th March 2025
65AQI
65AQI
11th March 2025
61AQI
61AQI
12th March 2025
47AQI
47AQI
13th March 2025
27AQI
27AQI
14th March 2025
52AQI
52AQI
15th March 2025
53AQI
53AQI
16th March 2025
41AQI
41AQI
17th March 2025
41AQI
41AQI
18th March 2025
39AQI
39AQI
19th March 2025
60AQI
60AQI
20th March 2025
70AQI
70AQI
21st March 2025
76AQI
76AQI
22nd March 2025
68AQI
68AQI
23rd March 2025
52AQI
52AQI
24th March 2025
70AQI
70AQI
25th March 2025
72AQI
72AQI
26th March 2025
72AQI
72AQI
27th March 2025
47AQI
47AQI
28th March 2025
66AQI
66AQI
29th March 2025
75AQI
75AQI
30th March 2025
57AQI
57AQI
31st March 2025
25AQI
25AQI
1st April 2025
44AQI
44AQI
2nd April 2025
57AQI
57AQI
3rd April 2025
47AQI
47AQI
4th April 2025
45AQI
45AQI
5th April 2025
44AQI
44AQI
6th April 2025
24AQI
24AQI
7th April 2025
20AQI
20AQI
8th April 2025
30AQI
30AQI
9th April 2025
32AQI
32AQI
10th April 2025
40AQI
40AQI
11th April 2025
45AQI
45AQI
12th April 2025
45AQI
45AQI
13th April 2025
42AQI
42AQI
14th April 2025
52AQI
52AQI
15th April 2025
49AQI
49AQI
16th April 2025
48AQI
48AQI
17th April 2025
50AQI
50AQI
18th April 2025
26AQI
26AQI
19th April 2025
23AQI
23AQI
20th April 2025
23AQI
23AQI
21st April 2025
40AQI
40AQI
22nd April 2025
21AQI
21AQI
23rd April 2025
27AQI
27AQI
24th April 2025
42AQI
42AQI
25th April 2025
23AQI
23AQI
26th April 2025
27AQI
27AQI
27th April 2025
26AQI
26AQI
28th April 2025
31AQI
31AQI
29th April 2025
42AQI
42AQI
30th April 2025
37AQI
37AQI
1st May 2025
49AQI
49AQI
2nd May 2025
36AQI
36AQI
3rd May 2025
49AQI
49AQI
4th May 2025
29AQI
29AQI
5th May 2025
25AQI
25AQI
6th May 2025
31AQI
31AQI
7th May 2025
37AQI
37AQI
8th May 2025
24AQI
24AQI
9th May 2025
28AQI
28AQI
10th May 2025
28AQI
28AQI
11th May 2025
25AQI
25AQI
12th May 2025
34AQI
34AQI
13th May 2025
34AQI
34AQI
14th May 2025
41AQI
41AQI
15th May 2025
31AQI
31AQI
16th May 2025
19AQI
19AQI
17th May 2025
22AQI
22AQI
18th May 2025
16AQI
16AQI
19th May 2025
19AQI
19AQI
20th May 2025
27AQI
27AQI
21st May 2025
35AQI
35AQI
22nd May 2025
35AQI
35AQI
23rd May 2025
23AQI
23AQI
24th May 2025
24AQI
24AQI
25th May 2025
28AQI
28AQI
26th May 2025
29AQI
29AQI
27th May 2025
29AQI
29AQI
28th May 2025
28AQI
28AQI
29th May 2025
17AQI
17AQI
30th May 2025
24AQI
24AQI
31st May 2025
36AQI
36AQI
1st June 2025
31AQI
31AQI
2nd June 2025
34AQI
34AQI
3rd June 2025
35AQI
35AQI
4th June 2025
35AQI
35AQI
5th June 2025
26AQI
26AQI
6th June 2025
27AQI
27AQI
7th June 2025
19AQI
19AQI
8th June 2025
22AQI
22AQI
9th June 2025
22AQI
22AQI
10th June 2025
35AQI
35AQI
11th June 2025
45AQI
45AQI
12th June 2025
43AQI
43AQI
13th June 2025
40AQI
40AQI
14th June 2025
34AQI
34AQI
15th June 2025
43AQI
43AQI
16th June 2025
42AQI
42AQI
17th June 2025
36AQI
36AQI
18th June 2025
39AQI
39AQI
19th June 2025
50AQI
50AQI
20th June 2025
37AQI
37AQI
21st June 2025
30AQI
30AQI
22nd June 2025
26AQI
26AQI
23rd June 2025
38AQI
38AQI
24th June 2025
37AQI
37AQI
25th June 2025
33AQI
33AQI
26th June 2025
33AQI
33AQI
27th June 2025
30AQI
30AQI
28th June 2025
26AQI
26AQI
29th June 2025
29AQI
29AQI
30th June 2025
31AQI
31AQI
1st July 2025
29AQI
29AQI
2nd July 2025
27AQI
27AQI
3rd July 2025
35AQI
35AQI
4th July 2025
39AQI
39AQI
5th July 2025
35AQI
35AQI
6th July 2025
43AQI
43AQI
7th July 2025
37AQI
37AQI
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
25AQI
25AQI
14th July 2025
29AQI
29AQI
15th July 2025
30AQI
30AQI
16th July 2025
34AQI
34AQI
17th July 2025
29AQI
29AQI
18th July 2025
26AQI
26AQI
19th July 2025
27AQI
27AQI
20th July 2025
32AQI
32AQI
21st July 2025
41AQI
41AQI
22nd July 2025
29AQI
29AQI
23rd July 2025
23AQI
23AQI
24th July 2025
25AQI
25AQI
25th July 2025
28AQI
28AQI
26th July 2025
37AQI
37AQI
27th July 2025
38AQI
38AQI
28th July 2025
36AQI
36AQI
29th July 2025
30AQI
30AQI
30th July 2025
30AQI
30AQI
31st July 2025
27AQI
27AQI
1st August 2025
26AQI
26AQI
2nd August 2025
28AQI
28AQI
57AQI
89AQI
62AQI
37AQI
29AQI
34AQI
30AQI
27AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202548AQI
9
22
20
8
7
24
28
2
31
30
31
2
138
68
8
Highest AQI recorded in
February89AQI
Lowest AQI recorded in
August27AQI
202447AQI
16
12
3
18
10
1
9
22
26
4
31
28
2
28
3
25
6
16
14
19
12
10
18
2
13
15
3
239
118
9
Highest AQI recorded in
November62AQI
Lowest AQI recorded in
July36AQI
202345AQI
16
14
1
13
14
1
19
11
1
18
12
29
2
26
4
27
3
23
8
19
11
24
7
22
7
11
18
2
247
111
5
Highest AQI recorded in
December61AQI
Lowest AQI recorded in
August37AQI
202252AQI
15
14
1
15
5
1
1
27
3
10
7
23
8
28
2
20
4
2
24
4
18
13
5
25
6
20
5
167
129
10
Highest AQI recorded in
March77AQI
Lowest AQI recorded in
September34AQI
202151AQI
1
1
1
10
18
2
1
17
13
29
2
21
9
27
4
28
2
20
10
11
16
3
1
9
19
2
9
21
1
182
115
9
2
Highest AQI recorded in
February83AQI
Lowest AQI recorded in
August31AQI
202044AQI
5
7
1
7
4
13
5
28
2
31
24
7
25
5
22
7
6
23
1
2
161
62
2
Highest AQI recorded in
December84AQI
Lowest AQI recorded in
July34AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2022(Avg.)
52AQILeast Polluted Year Recorded
2020(Avg.)
44AQIBrno Arboretum's annual 2025 AQI (48) shows an average percentage change of 0.02% (worsened AQI) compared to previous years: 2020 (44), 2021 (51), 2022 (52), 2023 (45), 2024 (47).
