Country Background

Brest, Bretagne, France 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+

July Air Quality Analysis

Brest, Bretagne, France

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
1st Jul 2023
71AQI
Lowest AQI recorded on
28th Jul 2023
6AQI


Same Day Analysis (29th July ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 19 of Good air quality, showing improvement over 2024 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 29th Jul - 30th Jul 2025

Brest, Bretagne, France

AQI
Day
Night
.

6 AM29th Jul 2025

10 PM

5 AM30th Jul 2025

Day time
Avg. Highest Time
3PM29th Jul

35AQI

Avg. Lowest Time
6AM29th Jul

21AQI

Night time
Avg. Highest Time
11PM29th Jul

28AQI

Avg. Lowest Time
4AM30th Jul

18AQI

In the last 24 hours,

Brest's AQI reached its highest point of 35 at 3 PM during the Day, while the lowest point, 18, was recorded at 4 AM during the Night between 29th Jul and 30th Jul 2025.

Day & Night AQI Trend : Jun - Jul 2025

Brest, Bretagne, France

JunJul
30th - 01st01st - 02nd02nd - 03rd03rd - 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
Day
Night
30th Jun 2025206 AMAQI
30th Jun 2025187 AMAQI
30th Jun 2025208 AMAQI
30th Jun 2025219 AMAQI
30th Jun 20252110 AMAQI
30th Jun 20252211 AMAQI
30th Jun 20252112 PMAQI
30th Jun 2025211 PMAQI
30th Jun 2025202 PMAQI
30th Jun 2025213 PMAQI
30th Jun 2025214 PMAQI
30th Jun 2025205 PMAQI
30th Jun 2025206 PMAQI
30th Jun 2025207 PMAQI
30th Jun 2025208 PMAQI
30th Jun 2025219 PMAQI
30th Jun 20252010 PMAQI
30th Jun 20252111 PMAQI
1st Jul 20252112 AMAQI
1st Jul 2025211 AMAQI
1st Jul 2025252 AMAQI
1st Jul 2025293 AMAQI
1st Jul 2025274 AMAQI
1st Jul 2025255 AMAQI

21°C16/26°C

1st Jul 2025196 AMAQI
1st Jul 2025187 AMAQI
1st Jul 2025218 AMAQI
1st Jul 2025229 AMAQI
1st Jul 20252610 AMAQI
1st Jul 20252611 AMAQI
1st Jul 20252612 PMAQI
1st Jul 2025241 PMAQI
1st Jul 2025232 PMAQI
1st Jul 2025233 PMAQI
1st Jul 2025214 PMAQI
1st Jul 2025215 PMAQI
1st Jul 2025216 PMAQI
1st Jul 2025217 PMAQI
1st Jul 2025218 PMAQI
1st Jul 2025219 PMAQI
1st Jul 20252210 PMAQI
1st Jul 20252311 PMAQI
2nd Jul 20252312 AMAQI
2nd Jul 2025231 AMAQI
2nd Jul 2025202 AMAQI
2nd Jul 2025203 AMAQI
2nd Jul 2025184 AMAQI
2nd Jul 2025185 AMAQI

19°C16/22°C

2nd Jul 2025206 AMAQI
2nd Jul 2025217 AMAQI
2nd Jul 2025218 AMAQI
2nd Jul 2025199 AMAQI
2nd Jul 20251910 AMAQI
2nd Jul 20251811 AMAQI
2nd Jul 20251712 PMAQI
2nd Jul 2025171 PMAQI
2nd Jul 2025182 PMAQI
2nd Jul 2025173 PMAQI
2nd Jul 2025184 PMAQI
2nd Jul 2025185 PMAQI
2nd Jul 2025186 PMAQI
2nd Jul 2025197 PMAQI
2nd Jul 2025208 PMAQI
2nd Jul 2025199 PMAQI
2nd Jul 20251910 PMAQI
2nd Jul 20251911 PMAQI
3rd Jul 20251912 AMAQI
3rd Jul 2025191 AMAQI
3rd Jul 2025182 AMAQI
3rd Jul 2025163 AMAQI
3rd Jul 2025174 AMAQI
3rd Jul 2025175 AMAQI

17°C13/19°C

3rd Jul 2025176 AMAQI
3rd Jul 2025177 AMAQI
3rd Jul 2025178 AMAQI
3rd Jul 2025179 AMAQI
3rd Jul 20251710 AMAQI
3rd Jul 20251911 AMAQI
3rd Jul 20251812 PMAQI
3rd Jul 2025191 PMAQI
3rd Jul 2025182 PMAQI
3rd Jul 2025173 PMAQI
3rd Jul 2025174 PMAQI
3rd Jul 2025175 PMAQI
3rd Jul 2025186 PMAQI
3rd Jul 2025177 PMAQI
3rd Jul 2025178 PMAQI
3rd Jul 2025179 PMAQI
3rd Jul 20251710 PMAQI
3rd Jul 20251711 PMAQI
4th Jul 20251712 AMAQI
4th Jul 2025171 AMAQI
4th Jul 2025172 AMAQI
4th Jul 2025183 AMAQI
4th Jul 2025164 AMAQI
4th Jul 2025165 AMAQI

16°C13/20°C

4th Jul 2025176 AMAQI
4th Jul 2025197 AMAQI
4th Jul 2025188 AMAQI
4th Jul 2025189 AMAQI
4th Jul 20251810 AMAQI
4th Jul 20251911 AMAQI
4th Jul 20251712 PMAQI
4th Jul 2025161 PMAQI
4th Jul 2025192 PMAQI
4th Jul 2025203 PMAQI
4th Jul 2025194 PMAQI
4th Jul 2025185 PMAQI
4th Jul 2025186 PMAQI
4th Jul 2025187 PMAQI
4th Jul 2025188 PMAQI
4th Jul 2025199 PMAQI
4th Jul 20251910 PMAQI
4th Jul 20252011 PMAQI
5th Jul 20251912 AMAQI
5th Jul 2025191 AMAQI
5th Jul 2025212 AMAQI
5th Jul 2025223 AMAQI
5th Jul 2025224 AMAQI
5th Jul 2025215 AMAQI

17°C13/21°C

5th Jul 2025216 AMAQI
5th Jul 2025217 AMAQI
5th Jul 2025208 AMAQI
5th Jul 2025199 AMAQI
5th Jul 20251910 AMAQI
5th Jul 20251811 AMAQI
5th Jul 20251812 PMAQI
5th Jul 2025171 PMAQI
5th Jul 2025182 PMAQI
5th Jul 2025183 PMAQI
5th Jul 2025184 PMAQI
5th Jul 2025195 PMAQI
5th Jul 2025196 PMAQI
5th Jul 2025207 PMAQI
5th Jul 2025208 PMAQI
5th Jul 2025209 PMAQI
5th Jul 20252010 PMAQI
5th Jul 20252011 PMAQI
6th Jul 20252012 AMAQI
6th Jul 2025201 AMAQI
6th Jul 2025192 AMAQI
6th Jul 2025193 AMAQI
6th Jul 2025204 AMAQI
6th Jul 2025185 AMAQI

16°C14/18°C

6th Jul 2025196 AMAQI
6th Jul 2025177 AMAQI
6th Jul 2025168 AMAQI
6th Jul 2025169 AMAQI
6th Jul 20251710 AMAQI
6th Jul 20251711 AMAQI
6th Jul 20251612 PMAQI
6th Jul 2025151 PMAQI
6th Jul 2025172 PMAQI
6th Jul 2025173 PMAQI
6th Jul 2025174 PMAQI
6th Jul 2025175 PMAQI
6th Jul 2025186 PMAQI
6th Jul 2025187 PMAQI
6th Jul 2025178 PMAQI
6th Jul 2025199 PMAQI
6th Jul 20251810 PMAQI
6th Jul 20251811 PMAQI
7th Jul 20251812 AMAQI
7th Jul 2025181 AMAQI
7th Jul 2025172 AMAQI
7th Jul 2025193 AMAQI
7th Jul 2025194 AMAQI
7th Jul 2025205 AMAQI

17°C15/18°C

7th Jul 2025216 AMAQI
7th Jul 2025227 AMAQI
7th Jul 2025228 AMAQI
7th Jul 2025229 AMAQI
7th Jul 20252110 AMAQI
7th Jul 20252111 AMAQI
7th Jul 20252212 PMAQI
7th Jul 2025201 PMAQI
7th Jul 2025202 PMAQI
7th Jul 2025203 PMAQI
7th Jul 2025214 PMAQI
7th Jul 2025215 PMAQI
7th Jul 2025216 PMAQI
7th Jul 2025227 PMAQI
7th Jul 2025228 PMAQI
7th Jul 2025219 PMAQI
7th Jul 20252110 PMAQI
7th Jul 20252111 PMAQI
8th Jul 20252112 AMAQI
8th Jul 2025211 AMAQI
8th Jul 2025212 AMAQI
8th Jul 2025263 AMAQI
8th Jul 2025284 AMAQI
8th Jul 2025275 AMAQI

16°C14/18°C

8th Jul 2025306 AMAQI
8th Jul 2025277 AMAQI
8th Jul 2025268 AMAQI
8th Jul 2025269 AMAQI
8th Jul 20252510 AMAQI
8th Jul 20252411 AMAQI
8th Jul 20252312 PMAQI
8th Jul 2025221 PMAQI
8th Jul 2025222 PMAQI
8th Jul 2025223 PMAQI
8th Jul 2025224 PMAQI
8th Jul 2025215 PMAQI
8th Jul 2025236 PMAQI
8th Jul 2025237 PMAQI
8th Jul 2025238 PMAQI
8th Jul 2025239 PMAQI
8th Jul 20252310 PMAQI
8th Jul 20252311 PMAQI
9th Jul 20252312 AMAQI
9th Jul 2025241 AMAQI
9th Jul 2025252 AMAQI
9th Jul 2025283 AMAQI
9th Jul 2025314 AMAQI
9th Jul 2025325 AMAQI

16°C14/19°C

9th Jul 2025356 AMAQI
9th Jul 2025347 AMAQI
9th Jul 2025338 AMAQI
9th Jul 2025319 AMAQI
9th Jul 20252610 AMAQI
9th Jul 20252411 AMAQI
9th Jul 20252212 PMAQI
9th Jul 2025211 PMAQI
9th Jul 2025212 PMAQI
9th Jul 2025223 PMAQI
9th Jul 2025214 PMAQI
9th Jul 2025215 PMAQI
9th Jul 2025216 PMAQI
9th Jul 2025207 PMAQI
9th Jul 2025208 PMAQI
9th Jul 2025239 PMAQI
9th Jul 20252210 PMAQI
9th Jul 20252411 PMAQI
10th Jul 20252512 AMAQI
10th Jul 2025251 AMAQI
10th Jul 2025262 AMAQI
10th Jul 2025273 AMAQI
10th Jul 2025304 AMAQI
10th Jul 2025325 AMAQI

17°C14/21°C

10th Jul 2025326 AMAQI
10th Jul 2025297 AMAQI
10th Jul 2025288 AMAQI
10th Jul 2025249 AMAQI
10th Jul 20252310 AMAQI
10th Jul 20252311 AMAQI
10th Jul 20252412 PMAQI
10th Jul 2025211 PMAQI
10th Jul 2025212 PMAQI
10th Jul 2025213 PMAQI
10th Jul 2025204 PMAQI
10th Jul 2025205 PMAQI
10th Jul 2025216 PMAQI
10th Jul 2025237 PMAQI
10th Jul 2025238 PMAQI
10th Jul 2025249 PMAQI
10th Jul 20252410 PMAQI
10th Jul 20252511 PMAQI
11th Jul 20252512 AMAQI
11th Jul 2025241 AMAQI
11th Jul 2025222 AMAQI
11th Jul 2025203 AMAQI
11th Jul 2025194 AMAQI
11th Jul 2025185 AMAQI

19°C13/25°C

11th Jul 2025216 AMAQI
11th Jul 2025217 AMAQI
11th Jul 2025248 AMAQI
11th Jul 2025259 AMAQI
11th Jul 20252410 AMAQI
11th Jul 20252311 AMAQI
11th Jul 20252312 PMAQI
11th Jul 2025211 PMAQI
11th Jul 2025212 PMAQI
11th Jul 2025213 PMAQI
11th Jul 2025214 PMAQI
11th Jul 2025215 PMAQI
11th Jul 2025216 PMAQI
11th Jul 2025217 PMAQI
11th Jul 2025218 PMAQI
11th Jul 2025209 PMAQI
11th Jul 20252110 PMAQI
11th Jul 20252111 PMAQI
12th Jul 20252012 AMAQI
12th Jul 2025221 AMAQI
12th Jul 2025202 AMAQI
12th Jul 2025183 AMAQI
12th Jul 2025204 AMAQI
12th Jul 2025255 AMAQI

22°C16/27°C

12th Jul 2025256 AMAQI
12th Jul 2025237 AMAQI
12th Jul 2025228 AMAQI
12th Jul 2025219 AMAQI
12th Jul 20252110 AMAQI
12th Jul 20252011 AMAQI
12th Jul 20252112 PMAQI
12th Jul 2025191 PMAQI
12th Jul 2025192 PMAQI
12th Jul 2025203 PMAQI
12th Jul 2025214 PMAQI
12th Jul 2025205 PMAQI
12th Jul 2025216 PMAQI
12th Jul 2025217 PMAQI
12th Jul 2025228 PMAQI
12th Jul 2025229 PMAQI
12th Jul 20252210 PMAQI
12th Jul 20252311 PMAQI
13th Jul 20252212 AMAQI
13th Jul 2025221 AMAQI
13th Jul 2025222 AMAQI
13th Jul 2025303 AMAQI
13th Jul 2025314 AMAQI
13th Jul 2025335 AMAQI

23°C18/28°C

13th Jul 2025346 AMAQI
13th Jul 2025327 AMAQI
13th Jul 2025308 AMAQI
13th Jul 2025309 AMAQI
13th Jul 20253010 AMAQI
13th Jul 20253111 AMAQI
13th Jul 20253012 PMAQI
13th Jul 2025301 PMAQI
13th Jul 2025322 PMAQI
13th Jul 2025293 PMAQI
13th Jul 2025304 PMAQI
13th Jul 2025335 PMAQI
13th Jul 2025306 PMAQI
13th Jul 2025277 PMAQI
13th Jul 2025258 PMAQI
13th Jul 2025259 PMAQI
13th Jul 20252510 PMAQI
13th Jul 20252711 PMAQI
14th Jul 20252812 AMAQI
14th Jul 2025301 AMAQI
14th Jul 2025302 AMAQI
14th Jul 2025313 AMAQI
14th Jul 2025334 AMAQI
14th Jul 2025295 AMAQI

20°C17/23°C

14th Jul 2025246 AMAQI
14th Jul 2025277 AMAQI
14th Jul 2025268 AMAQI
14th Jul 2025289 AMAQI
14th Jul 20252710 AMAQI
14th Jul 20252811 AMAQI
14th Jul 20252612 PMAQI
14th Jul 2025251 PMAQI
14th Jul 2025242 PMAQI
14th Jul 2025253 PMAQI
14th Jul 2025254 PMAQI
14th Jul 2025255 PMAQI
14th Jul 2025256 PMAQI
14th Jul 2025247 PMAQI
14th Jul 2025248 PMAQI
14th Jul 2025259 PMAQI
14th Jul 20252510 PMAQI
14th Jul 20252611 PMAQI
15th Jul 20252612 AMAQI
15th Jul 2025281 AMAQI
15th Jul 2025242 AMAQI
15th Jul 2025273 AMAQI
15th Jul 2025274 AMAQI
15th Jul 2025265 AMAQI

17°C15/20°C

15th Jul 2025276 AMAQI
15th Jul 2025277 AMAQI
15th Jul 2025268 AMAQI
15th Jul 2025269 AMAQI
15th Jul 20252610 AMAQI
15th Jul 20252411 AMAQI
15th Jul 20252312 PMAQI
15th Jul 2025221 PMAQI
15th Jul 2025222 PMAQI
15th Jul 2025243 PMAQI
15th Jul 2025274 PMAQI
15th Jul 2025295 PMAQI
15th Jul 2025326 PMAQI
15th Jul 2025337 PMAQI
15th Jul 2025348 PMAQI
15th Jul 2025329 PMAQI
15th Jul 20253010 PMAQI
15th Jul 20252911 PMAQI
16th Jul 20252912 AMAQI
16th Jul 2025281 AMAQI
16th Jul 2025352 AMAQI
16th Jul 2025363 AMAQI
16th Jul 2025354 AMAQI
16th Jul 2025355 AMAQI

17°C15/20°C

16th Jul 2025346 AMAQI
16th Jul 2025377 AMAQI
16th Jul 2025398 AMAQI
16th Jul 2025389 AMAQI
16th Jul 20253710 AMAQI
16th Jul 20253611 AMAQI
16th Jul 20253412 PMAQI
16th Jul 2025321 PMAQI
16th Jul 2025292 PMAQI
16th Jul 2025313 PMAQI
16th Jul 2025314 PMAQI
16th Jul 2025325 PMAQI
16th Jul 2025316 PMAQI
16th Jul 2025317 PMAQI
16th Jul 2025298 PMAQI
16th Jul 2025309 PMAQI
16th Jul 20253110 PMAQI
16th Jul 20253211 PMAQI
17th Jul 20253212 AMAQI
17th Jul 2025331 AMAQI
17th Jul 2025292 AMAQI
17th Jul 2025253 AMAQI
17th Jul 2025254 AMAQI
17th Jul 2025235 AMAQI

18°C16/21°C

17th Jul 2025256 AMAQI
17th Jul 2025257 AMAQI
17th Jul 2025238 AMAQI
17th Jul 2025239 AMAQI
17th Jul 20252210 AMAQI
17th Jul 20252211 AMAQI
17th Jul 20252312 PMAQI
17th Jul 2025211 PMAQI
17th Jul 2025232 PMAQI
17th Jul 2025243 PMAQI
17th Jul 2025254 PMAQI
17th Jul 2025265 PMAQI
17th Jul 2025266 PMAQI
17th Jul 2025267 PMAQI
17th Jul 2025268 PMAQI
17th Jul 2025279 PMAQI
17th Jul 20252610 PMAQI
17th Jul 20252711 PMAQI
18th Jul 20252712 AMAQI
18th Jul 2025271 AMAQI
18th Jul 2025272 AMAQI
18th Jul 2025263 AMAQI
18th Jul 2025234 AMAQI
18th Jul 2025245 AMAQI

18°C15/22°C

18th Jul 2025266 AMAQI
18th Jul 2025277 AMAQI
18th Jul 2025278 AMAQI
18th Jul 2025289 AMAQI
18th Jul 20252610 AMAQI
18th Jul 20252611 AMAQI
18th Jul 20252312 PMAQI
18th Jul 2025231 PMAQI
18th Jul 2025232 PMAQI
18th Jul 2025243 PMAQI
18th Jul 2025244 PMAQI
18th Jul 2025235 PMAQI
18th Jul 2025296 PMAQI
18th Jul 2025247 PMAQI
18th Jul 2025248 PMAQI
18th Jul 2025249 PMAQI
18th Jul 20252510 PMAQI
18th Jul 20252511 PMAQI
19th Jul 20252612 AMAQI
19th Jul 2025261 AMAQI
19th Jul 2025242 AMAQI
19th Jul 2025243 AMAQI
19th Jul 2025274 AMAQI
19th Jul 2025275 AMAQI

17°C15/21°C

19th Jul 2025276 AMAQI
19th Jul 2025277 AMAQI
19th Jul 2025298 AMAQI
19th Jul 2025289 AMAQI
19th Jul 20252610 AMAQI
19th Jul 20252411 AMAQI
19th Jul 20252312 PMAQI
19th Jul 2025221 PMAQI
19th Jul 2025222 PMAQI
19th Jul 2025243 PMAQI
19th Jul 2025254 PMAQI
19th Jul 2025255 PMAQI
19th Jul 2025246 PMAQI
19th Jul 2025257 PMAQI
19th Jul 2025258 PMAQI
19th Jul 2025259 PMAQI
19th Jul 20252710 PMAQI
19th Jul 20252911 PMAQI
20th Jul 20252912 AMAQI
20th Jul 2025281 AMAQI
20th Jul 2025312 AMAQI
20th Jul 2025353 AMAQI
20th Jul 2025324 AMAQI
20th Jul 2025345 AMAQI

17°C15/20°C

20th Jul 2025346 AMAQI
20th Jul 2025337 AMAQI
20th Jul 2025318 AMAQI
20th Jul 2025319 AMAQI
20th Jul 20252710 AMAQI
20th Jul 20252611 AMAQI
20th Jul 20252612 PMAQI
20th Jul 2025251 PMAQI
20th Jul 2025262 PMAQI
20th Jul 2025263 PMAQI
20th Jul 2025264 PMAQI
20th Jul 2025265 PMAQI
20th Jul 2025266 PMAQI
20th Jul 2025287 PMAQI
20th Jul 2025288 PMAQI
20th Jul 2025279 PMAQI
20th Jul 20252810 PMAQI
20th Jul 20252811 PMAQI
21st Jul 20252912 AMAQI
21st Jul 2025291 AMAQI
21st Jul 2025282 AMAQI
21st Jul 2025283 AMAQI
21st Jul 2025274 AMAQI
21st Jul 2025285 AMAQI

16°C15/18°C

21st Jul 2025346 AMAQI
21st Jul 2025347 AMAQI
21st Jul 2025308 AMAQI
21st Jul 2025279 AMAQI
21st Jul 20252610 AMAQI
21st Jul 20252411 AMAQI
21st Jul 20252212 PMAQI
21st Jul 2025221 PMAQI
21st Jul 2025242 PMAQI
21st Jul 2025283 PMAQI
21st Jul 2025284 PMAQI
21st Jul 2025295 PMAQI
21st Jul 2025276 PMAQI
21st Jul 2025287 PMAQI
21st Jul 2025288 PMAQI
21st Jul 2025289 PMAQI
21st Jul 20252910 PMAQI
21st Jul 20252911 PMAQI
22nd Jul 20252912 AMAQI
22nd Jul 2025291 AMAQI
22nd Jul 2025282 AMAQI
22nd Jul 2025253 AMAQI
22nd Jul 2025284 AMAQI
22nd Jul 2025275 AMAQI

17°C16/18°C

22nd Jul 2025296 AMAQI
22nd Jul 2025317 AMAQI
22nd Jul 2025298 AMAQI
22nd Jul 2025279 AMAQI
22nd Jul 20252810 AMAQI
22nd Jul 20252611 AMAQI
22nd Jul 20252412 PMAQI
22nd Jul 2025251 PMAQI
22nd Jul 2025232 PMAQI
22nd Jul 2025263 PMAQI
22nd Jul 2025274 PMAQI
22nd Jul 2025265 PMAQI
22nd Jul 2025256 PMAQI
22nd Jul 2025257 PMAQI
22nd Jul 2025258 PMAQI
22nd Jul 2025269 PMAQI
22nd Jul 20252610 PMAQI
22nd Jul 20252711 PMAQI
23rd Jul 20252812 AMAQI
23rd Jul 2025281 AMAQI
23rd Jul 2025272 AMAQI
23rd Jul 2025203 AMAQI
23rd Jul 2025194 AMAQI
23rd Jul 2025195 AMAQI

17°C15/19°C

23rd Jul 2025196 AMAQI
23rd Jul 2025207 AMAQI
23rd Jul 2025208 AMAQI
23rd Jul 2025209 AMAQI
23rd Jul 20251910 AMAQI
23rd Jul 20251811 AMAQI
23rd Jul 20251812 PMAQI
23rd Jul 2025191 PMAQI
23rd Jul 2025202 PMAQI
23rd Jul 2025203 PMAQI
23rd Jul 2025214 PMAQI
23rd Jul 2025225 PMAQI
23rd Jul 2025216 PMAQI
23rd Jul 2025227 PMAQI
23rd Jul 2025228 PMAQI
23rd Jul 2025229 PMAQI
23rd Jul 20252210 PMAQI
23rd Jul 20252411 PMAQI
24th Jul 20252512 AMAQI
24th Jul 2025231 AMAQI
24th Jul 2025442 AMAQI
24th Jul 2025523 AMAQI
24th Jul 2025494 AMAQI
24th Jul 2025495 AMAQI

17°C14/19°C

24th Jul 2025466 AMAQI
24th Jul 2025487 AMAQI
24th Jul 2025488 AMAQI
24th Jul 2025439 AMAQI
24th Jul 20253810 AMAQI
24th Jul 20253611 AMAQI
24th Jul 20253612 PMAQI
24th Jul 2025361 PMAQI
24th Jul 2025392 PMAQI
24th Jul 2025393 PMAQI
24th Jul 2025424 PMAQI
24th Jul 2025435 PMAQI
24th Jul 2025436 PMAQI
24th Jul 2025437 PMAQI
24th Jul 2025448 PMAQI
24th Jul 2025449 PMAQI
24th Jul 20254510 PMAQI
24th Jul 20254411 PMAQI
25th Jul 20254412 AMAQI
25th Jul 2025441 AMAQI
25th Jul 2025462 AMAQI
25th Jul 2025533 AMAQI
25th Jul 2025514 AMAQI
25th Jul 2025535 AMAQI

17°C14/20°C

25th Jul 2025546 AMAQI
25th Jul 2025517 AMAQI
25th Jul 2025508 AMAQI
25th Jul 2025509 AMAQI
25th Jul 20254810 AMAQI
25th Jul 20254711 AMAQI
25th Jul 20254512 PMAQI
25th Jul 2025431 PMAQI
25th Jul 2025432 PMAQI
25th Jul 2025453 PMAQI
25th Jul 2025464 PMAQI
25th Jul 2025455 PMAQI
25th Jul 2025446 PMAQI
25th Jul 2025447 PMAQI
25th Jul 2025448 PMAQI
25th Jul 2025459 PMAQI
25th Jul 20254510 PMAQI
25th Jul 20254511 PMAQI
26th Jul 20254612 AMAQI
26th Jul 2025461 AMAQI
26th Jul 2025352 AMAQI
26th Jul 2025313 AMAQI
26th Jul 2025304 AMAQI
26th Jul 2025295 AMAQI

17°C14/20°C

26th Jul 2025306 AMAQI
26th Jul 2025297 AMAQI
26th Jul 2025288 AMAQI
26th Jul 2025299 AMAQI
26th Jul 20252710 AMAQI
26th Jul 20252411 AMAQI
26th Jul 20252312 PMAQI
26th Jul 2025241 PMAQI
26th Jul 2025262 PMAQI
26th Jul 2025283 PMAQI
26th Jul 2025284 PMAQI
26th Jul 2025275 PMAQI
26th Jul 2025286 PMAQI
26th Jul 2025297 PMAQI
26th Jul 2025298 PMAQI
26th Jul 2025309 PMAQI
26th Jul 20253210 PMAQI
26th Jul 20253211 PMAQI
27th Jul 20253212 AMAQI
27th Jul 2025331 AMAQI
27th Jul 2025302 AMAQI
27th Jul 2025283 AMAQI
27th Jul 2025304 AMAQI
27th Jul 2025315 AMAQI

17°C15/19°C

27th Jul 2025316 AMAQI
27th Jul 2025327 AMAQI
27th Jul 2025328 AMAQI
27th Jul 2025329 AMAQI
27th Jul 20252910 AMAQI
27th Jul 20253011 AMAQI
27th Jul 20253012 PMAQI
27th Jul 2025291 PMAQI
27th Jul 2025302 PMAQI
27th Jul 2025313 PMAQI
27th Jul 2025324 PMAQI
27th Jul 2025315 PMAQI
27th Jul 2025316 PMAQI
27th Jul 2025317 PMAQI
27th Jul 2025318 PMAQI
27th Jul 2025319 PMAQI
27th Jul 20253110 PMAQI
27th Jul 20253111 PMAQI
28th Jul 20253212 AMAQI
28th Jul 2025321 AMAQI
28th Jul 2025302 AMAQI
28th Jul 2025333 AMAQI
28th Jul 2025364 AMAQI
28th Jul 2025375 AMAQI

16°C14/18°C

28th Jul 2025386 AMAQI
28th Jul 2025407 AMAQI
28th Jul 2025398 AMAQI
28th Jul 2025389 AMAQI
28th Jul 20253810 AMAQI
28th Jul 20253811 AMAQI
28th Jul 20253712 PMAQI
28th Jul 2025301 PMAQI
28th Jul 2025282 PMAQI
28th Jul 2025313 PMAQI
28th Jul 2025314 PMAQI
28th Jul 2025315 PMAQI
28th Jul 2025296 PMAQI
28th Jul 2025297 PMAQI
28th Jul 2025308 PMAQI
28th Jul 2025309 PMAQI
28th Jul 20253110 PMAQI
28th Jul 20253311 PMAQI
29th Jul 20253312 AMAQI
29th Jul 2025351 AMAQI
29th Jul 2025342 AMAQI
29th Jul 2025243 AMAQI
29th Jul 2025214 AMAQI
29th Jul 2025225 AMAQI

17°C14/20°C

29th Jul 2025216 AMAQI
29th Jul 2025297 AMAQI
29th Jul 2025308 AMAQI
29th Jul 2025299 AMAQI
29th Jul 20252910 AMAQI
29th Jul 20252811 AMAQI
29th Jul 20252612 PMAQI
29th Jul 2025281 PMAQI
29th Jul 2025292 PMAQI
29th Jul 2025353 PMAQI
29th Jul 2025304 PMAQI
29th Jul 2025325 PMAQI
29th Jul 2025316 PMAQI
29th Jul 2025327 PMAQI
29th Jul 2025308 PMAQI
29th Jul 2025279 PMAQI
29th Jul 20252710 PMAQI
29th Jul 20252811 PMAQI
30th Jul 20252812 AMAQI
30th Jul 2025281 AMAQI
30th Jul 2025262 AMAQI
30th Jul 2025273 AMAQI
30th Jul 2025184 AMAQI
30th Jul 2025225 AMAQI

17°C15/19°C

30th Jul 2025256 AMAQI
6 AM
30th Jul 2025287 AMAQI
30th Jul 2025298 AMAQI
30th Jul 2025279 AMAQI
30th Jul 20252910 AMAQI
30th Jul 20252811 AMAQI
30th Jul 20253012 PMAQI
30th Jul 2025291 PMAQI
30th Jul 2025252 PMAQI
2 PM
30th Jul 2025293 PMAQI
30th Jul 2025294 PMAQI
30th Jul 2025305 PMAQI
30th Jul 2025346 PMAQI
30th Jul 2025457 PMAQI
10 PM
2 AM
5 AM

--°C/°C

Day time
Avg. Highest Time
6 AM - 10 PM

26AQI

17 hours / Day
510 hours / Month
Avg. Lowest Time
6 AM - 10 PM

26AQI

17 hours / Day
510 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 10 PM (Avg. 26), while the lowest AQI was between 6 AM to 10 PM (Avg. 26).
Night time
Avg. Highest Time
12 AM - 11 PM

26AQI

7 hours / Day
210 hours / Month
Avg. Lowest Time
12 AM - 11 PM

26AQI

7 hours / Day
210 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 26), while the lowest AQI was between 12 AM to 11 PM (Avg. 26).

2025 Days Vs Air Quality

Brest, Bretagne, France

2025

82%

173

18%

37

Total number of days with different AQI categories in last 211 days in 2025 (154 days remaining)

Good
173 Days
Moderate
37 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days



Under WHO’s Safe Air Quality Limits: 82%

Health Risk Level:

Low

In 2025, 82% of 211 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.

Annual Air Quality Insights

Brest, Bretagne, France

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
36AQI
2nd January 2025
29AQI
3rd January 2025
33AQI
4th January 2025
39AQI
5th January 2025
36AQI
6th January 2025
32AQI
7th January 2025
32AQI
8th January 2025
38AQI
9th January 2025
31AQI
10th January 2025
29AQI
11th January 2025
33AQI
12th January 2025
36AQI
13th January 2025
41AQI
14th January 2025
68AQI
15th January 2025
72AQI
16th January 2025
46AQI
17th January 2025
62AQI
18th January 2025
66AQI
19th January 2025
61AQI
20th January 2025
60AQI
21st January 2025
60AQI
22nd January 2025
62AQI
23rd January 2025
35AQI
24th January 2025
36AQI
25th January 2025
34AQI
26th January 2025
36AQI
27th January 2025
32AQI
28th January 2025
38AQI
29th January 2025
32AQI
30th January 2025
31AQI
31st January 2025
34AQI
1st February 2025
37AQI
2nd February 2025
30AQI
3rd February 2025
42AQI
4th February 2025
31AQI
5th February 2025
41AQI
6th February 2025
39AQI
7th February 2025
51AQI
8th February 2025
41AQI
9th February 2025
53AQI
10th February 2025
40AQI
11th February 2025
73AQI
12th February 2025
73AQI
13th February 2025
63AQI
14th February 2025
38AQI
15th February 2025
49AQI
16th February 2025
68AQI
17th February 2025
77AQI
18th February 2025
69AQI
19th February 2025
62AQI
20th February 2025
36AQI
21st February 2025
42AQI
22nd February 2025
37AQI
23rd February 2025
33AQI
24th February 2025
40AQI
25th February 2025
32AQI
26th February 2025
29AQI
27th February 2025
28AQI
28th February 2025
35AQI
1st March 2025
33AQI
2nd March 2025
44AQI
3rd March 2025
65AQI
4th March 2025
79AQI
5th March 2025
75AQI
6th March 2025
52AQI
7th March 2025
46AQI
8th March 2025
31AQI
9th March 2025
30AQI
10th March 2025
32AQI
11th March 2025
65AQI
12th March 2025
37AQI
13th March 2025
28AQI
14th March 2025
35AQI
15th March 2025
27AQI
16th March 2025
40AQI
17th March 2025
60AQI
18th March 2025
59AQI
19th March 2025
39AQI
20th March 2025
28AQI
21st March 2025
31AQI
22nd March 2025
23AQI
23rd March 2025
39AQI
24th March 2025
65AQI
25th March 2025
62AQI
26th March 2025
33AQI
27th March 2025
53AQI
28th March 2025
24AQI
29th March 2025
24AQI
30th March 2025
24AQI
31st March 2025
42AQI
1st April 2025
36AQI
2nd April 2025
41AQI
3rd April 2025
34AQI
4th April 2025
31AQI
5th April 2025
37AQI
6th April 2025
48AQI
7th April 2025
43AQI
8th April 2025
46AQI
9th April 2025
64AQI
10th April 2025
68AQI
11th April 2025
61AQI
12th April 2025
50AQI
13th April 2025
32AQI
14th April 2025
19AQI
15th April 2025
22AQI
16th April 2025
16AQI
17th April 2025
17AQI
18th April 2025
18AQI
19th April 2025
18AQI
20th April 2025
50AQI
21st April 2025
49AQI
22nd April 2025
23AQI
23rd April 2025
18AQI
24th April 2025
19AQI
25th April 2025
36AQI
26th April 2025
50AQI
27th April 2025
56AQI
28th April 2025
58AQI
29th April 2025
37AQI
30th April 2025
34AQI
1st May 2025
35AQI
2nd May 2025
23AQI
3rd May 2025
37AQI
4th May 2025
29AQI
5th May 2025
18AQI
6th May 2025
19AQI
7th May 2025
22AQI
8th May 2025
26AQI
9th May 2025
32AQI
10th May 2025
35AQI
11th May 2025
20AQI
12th May 2025
23AQI
13th May 2025
22AQI
14th May 2025
25AQI
15th May 2025
33AQI
16th May 2025
34AQI
17th May 2025
29AQI
18th May 2025
31AQI
19th May 2025
38AQI
20th May 2025
45AQI
21st May 2025
40AQI
22nd May 2025
28AQI
23rd May 2025
27AQI
24th May 2025
21AQI
25th May 2025
18AQI
26th May 2025
22AQI
27th May 2025
25AQI
28th May 2025
21AQI
29th May 2025
18AQI
30th May 2025
19AQI
31st May 2025
22AQI
1st June 2025
23AQI
2nd June 2025
20AQI
3rd June 2025
22AQI
4th June 2025
18AQI
5th June 2025
18AQI
6th June 2025
15AQI
7th June 2025
16AQI
8th June 2025
25AQI
9th June 2025
57AQI
10th June 2025
44AQI
11th June 2025
42AQI
12th June 2025
48AQI
13th June 2025
41AQI
14th June 2025
28AQI
15th June 2025
24AQI
16th June 2025
22AQI
17th June 2025
30AQI
18th June 2025
32AQI
19th June 2025
32AQI
20th June 2025
45AQI
21st June 2025
51AQI
22nd June 2025
52AQI
23rd June 2025
28AQI
24th June 2025
24AQI
25th June 2025
23AQI
26th June 2025
18AQI
27th June 2025
16AQI
28th June 2025
14AQI
29th June 2025
18AQI
30th June 2025
22AQI
1st July 2025
28AQI
2nd July 2025
20AQI
3rd July 2025
17AQI
4th July 2025
18AQI
5th July 2025
22AQI
6th July 2025
17AQI
7th July 2025
18AQI
8th July 2025
19AQI
9th July 2025
20AQI
10th July 2025
20AQI
11th July 2025
21AQI
12th July 2025
22AQI
13th July 2025
26AQI
14th July 2025
24AQI
15th July 2025
24AQI
16th July 2025
32AQI
17th July 2025
22AQI
18th July 2025
23AQI
19th July 2025
19AQI
20th July 2025
20AQI
21st July 2025
19AQI
22nd July 2025
16AQI
23rd July 2025
16AQI
24th July 2025
52AQI
25th July 2025
60AQI
26th July 2025
30AQI
27th July 2025
24AQI
28th July 2025
22AQI
29th July 2025
19AQI

42AQI

46AQI

43AQI

38AQI

27AQI

29AQI

24AQI


No. of days

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

202535AQI

23
8
19
9
21
10
25
5
31
27
3
27
2
173
37

Highest AQI recorded in

February

46AQI


Lowest AQI recorded in

July

24AQI


202428AQI

26
5
29
31
30
29
2
30
31
31
26
2
2
31
25
5
28
3
347
17
2

Highest AQI recorded in

November

40AQI


Lowest AQI recorded in

July

18AQI


202327AQI

27
1
3
26
2
30
1
28
2
31
30
29
2
31
28
2
31
29
31
351
10
3

Highest AQI recorded in

January

39AQI


Lowest AQI recorded in

August

17AQI


202236AQI

23
8
18
3
19
12
22
8
30
1
29
1
24
1
28
30
1
30
20
8
3
274
42
3

Highest AQI recorded in

March

49AQI


Lowest AQI recorded in

November

25AQI


202132AQI

26
4
21
7
23
8
25
5
30
1
28
2
26
5
31
26
4
27
4
28
2
26
5
317
47

Highest AQI recorded in

March

42AQI


Lowest AQI recorded in

August

23AQI


202030AQI

4
8
1
14
7
18
29
1
31
28
3
28
2
31
27
3
31
241
24
1

Highest AQI recorded in

March

62AQI


Lowest AQI recorded in

July

19AQI


Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2022(Avg.)
36AQI
Least Polluted Year Recorded
2023(Avg.)
27AQI


Brest's annual 2025 AQI (35) shows an average percentage change of 17.3% (worsened AQI) compared to previous years: 2020 (30), 2021 (32), 2022 (36), 2023 (27), 2024 (28).