Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Rennes, 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

Rennes, Bretagne, France

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
19th Jul 2022
63AQI
Lowest AQI recorded on
5th Jul 2026
14AQI

Same Day Analysis (29th July):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 26 of Good air quality, showing improvement over 2025 and 2024 on the same day.

Day & Night AQI Trend: 29th Jul - 30th Jul 2026

Rennes, Bretagne, France

AQI
Day
Night
.

6 AM29th Jul 2026

10 PM

5 AM30th Jul 2026

Day time
Avg. Highest Time
12PM29th Jul

38AQI

Avg. Lowest Time
7AM29th Jul

21AQI

Night time
Avg. Highest Time
5AM30th Jul

26AQI

Avg. Lowest Time
4AM30th Jul

22AQI

In the last 24 hours,

Rennes's AQI reached its highest point of 38 at 12 PM during the Day, while the lowest point, 21, was recorded at 7 AM during the Day between 29th Jul and 30th Jul 2026.

Day & Night AQI Trend : Jul 2026

Rennes, Bretagne, France

Jul
01st - 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
1st Jul 2026116 AMAQI
1st Jul 2026167 AMAQI
1st Jul 2026118 AMAQI
1st Jul 2026189 AMAQI
1st Jul 20262210 AMAQI
1st Jul 20261711 AMAQI
1st Jul 20262212 PMAQI
1st Jul 2026141 PMAQI
1st Jul 2026222 PMAQI
1st Jul 2026243 PMAQI
1st Jul 2026244 PMAQI
1st Jul 2026245 PMAQI
1st Jul 2026256 PMAQI
1st Jul 2026267 PMAQI
1st Jul 2026268 PMAQI
1st Jul 2026269 PMAQI
1st Jul 20261810 PMAQI
1st Jul 20261711 PMAQI
2nd Jul 20262212 AMAQI
2nd Jul 2026221 AMAQI
2nd Jul 2026222 AMAQI
2nd Jul 2026223 AMAQI
2nd Jul 2026184 AMAQI
2nd Jul 2026185 AMAQI

18°C11/27°C

2nd Jul 2026196 AMAQI
2nd Jul 2026167 AMAQI
2nd Jul 2026218 AMAQI
2nd Jul 2026219 AMAQI
2nd Jul 20262210 AMAQI
2nd Jul 20262411 AMAQI
2nd Jul 20261812 PMAQI
2nd Jul 2026131 PMAQI
2nd Jul 2026222 PMAQI
2nd Jul 2026243 PMAQI
2nd Jul 2026184 PMAQI
2nd Jul 2026255 PMAQI
2nd Jul 2026126 PMAQI
2nd Jul 2026247 PMAQI
2nd Jul 2026258 PMAQI
2nd Jul 2026189 PMAQI
2nd Jul 20261810 PMAQI
2nd Jul 20261711 PMAQI
3rd Jul 2026912 AMAQI
3rd Jul 2026111 AMAQI
3rd Jul 2026142 AMAQI
3rd Jul 2026183 AMAQI
3rd Jul 2026184 AMAQI
3rd Jul 2026215 AMAQI

18°C11/24°C

3rd Jul 2026236 AMAQI
3rd Jul 2026257 AMAQI
3rd Jul 2026248 AMAQI
3rd Jul 2026249 AMAQI
3rd Jul 20262510 AMAQI
3rd Jul 20262611 AMAQI
3rd Jul 20262512 PMAQI
3rd Jul 2026281 PMAQI
3rd Jul 2026262 PMAQI
3rd Jul 2026263 PMAQI
3rd Jul 2026274 PMAQI
3rd Jul 2026225 PMAQI
3rd Jul 2026296 PMAQI
3rd Jul 2026287 PMAQI
3rd Jul 2026268 PMAQI
3rd Jul 2026269 PMAQI
3rd Jul 20262810 PMAQI
3rd Jul 20262611 PMAQI
4th Jul 20262712 AMAQI
4th Jul 2026261 AMAQI
4th Jul 2026242 AMAQI
4th Jul 2026243 AMAQI
4th Jul 2026224 AMAQI
4th Jul 2026235 AMAQI

20°C12/31°C

4th Jul 2026236 AMAQI
4th Jul 2026257 AMAQI
4th Jul 2026268 AMAQI
4th Jul 2026269 AMAQI
4th Jul 20262610 AMAQI
4th Jul 20262411 AMAQI
4th Jul 20262412 PMAQI
4th Jul 2026221 PMAQI
4th Jul 2026242 PMAQI
4th Jul 2026183 PMAQI
4th Jul 2026224 PMAQI
4th Jul 2026165 PMAQI
4th Jul 202696 PMAQI
4th Jul 2026167 PMAQI
4th Jul 2026168 PMAQI
4th Jul 2026109 PMAQI
4th Jul 20261210 PMAQI
4th Jul 20261611 PMAQI
5th Jul 20262212 AMAQI
5th Jul 2026191 AMAQI
5th Jul 2026172 AMAQI
5th Jul 2026163 AMAQI
5th Jul 202674 AMAQI
5th Jul 202685 AMAQI

20°C11/31°C

5th Jul 2026126 AMAQI
5th Jul 2026197 AMAQI
5th Jul 2026138 AMAQI
5th Jul 2026149 AMAQI
5th Jul 20261610 AMAQI
5th Jul 20262211 AMAQI
5th Jul 20261412 PMAQI
5th Jul 2026191 PMAQI
5th Jul 2026132 PMAQI
5th Jul 2026143 PMAQI
5th Jul 202694 PMAQI
5th Jul 202685 PMAQI
5th Jul 2026166 PMAQI
5th Jul 2026167 PMAQI
5th Jul 2026118 PMAQI
5th Jul 2026119 PMAQI
5th Jul 20261410 PMAQI
5th Jul 20262611 PMAQI
6th Jul 20261912 AMAQI
6th Jul 2026181 AMAQI
6th Jul 2026202 AMAQI
6th Jul 2026153 AMAQI
6th Jul 2026184 AMAQI
6th Jul 2026195 AMAQI

22°C14/32°C

6th Jul 2026186 AMAQI
6th Jul 2026207 AMAQI
6th Jul 2026228 AMAQI
6th Jul 2026229 AMAQI
6th Jul 20261910 AMAQI
6th Jul 20262111 AMAQI
6th Jul 20262212 PMAQI
6th Jul 2026281 PMAQI
6th Jul 2026282 PMAQI
6th Jul 2026283 PMAQI
6th Jul 2026284 PMAQI
6th Jul 2026265 PMAQI
6th Jul 2026156 PMAQI
6th Jul 2026127 PMAQI
6th Jul 2026118 PMAQI
6th Jul 2026109 PMAQI
6th Jul 2026810 PMAQI
6th Jul 2026811 PMAQI
7th Jul 20261012 AMAQI
7th Jul 2026161 AMAQI
7th Jul 2026202 AMAQI
7th Jul 2026143 AMAQI
7th Jul 2026134 AMAQI
7th Jul 2026115 AMAQI

25°C14/38°C

7th Jul 2026116 AMAQI
7th Jul 2026147 AMAQI
7th Jul 2026198 AMAQI
7th Jul 2026129 AMAQI
7th Jul 20261210 AMAQI
7th Jul 20262511 AMAQI
7th Jul 20262412 PMAQI
7th Jul 2026161 PMAQI
7th Jul 2026192 PMAQI
7th Jul 2026143 PMAQI
7th Jul 2026104 PMAQI
7th Jul 2026105 PMAQI
7th Jul 2026226 PMAQI
7th Jul 2026257 PMAQI
7th Jul 2026288 PMAQI
7th Jul 2026289 PMAQI
7th Jul 20261710 PMAQI
7th Jul 20261011 PMAQI
8th Jul 20261112 AMAQI
8th Jul 2026221 AMAQI
8th Jul 2026262 AMAQI
8th Jul 2026263 AMAQI
8th Jul 2026244 AMAQI
8th Jul 2026185 AMAQI

26°C16/38°C

8th Jul 2026196 AMAQI
8th Jul 2026227 AMAQI
8th Jul 2026548 AMAQI
8th Jul 2026429 AMAQI
8th Jul 20262410 AMAQI
8th Jul 20262211 AMAQI
8th Jul 20262212 PMAQI
8th Jul 2026241 PMAQI
8th Jul 2026272 PMAQI
8th Jul 2026143 PMAQI
8th Jul 2026154 PMAQI
8th Jul 2026185 PMAQI
8th Jul 2026216 PMAQI
8th Jul 2026257 PMAQI
8th Jul 2026228 PMAQI
8th Jul 2026209 PMAQI
8th Jul 20261810 PMAQI
8th Jul 20261611 PMAQI
9th Jul 20261612 AMAQI
9th Jul 2026181 AMAQI
9th Jul 2026172 AMAQI
9th Jul 2026223 AMAQI
9th Jul 2026244 AMAQI
9th Jul 2026265 AMAQI

25°C15/37°C

9th Jul 2026446 AMAQI
9th Jul 2026527 AMAQI
9th Jul 2026408 AMAQI
9th Jul 2026489 AMAQI
9th Jul 20264910 AMAQI
9th Jul 20264111 AMAQI
9th Jul 20264412 PMAQI
9th Jul 2026371 PMAQI
9th Jul 2026362 PMAQI
9th Jul 2026363 PMAQI
9th Jul 2026324 PMAQI
9th Jul 2026285 PMAQI
9th Jul 2026286 PMAQI
9th Jul 2026307 PMAQI
9th Jul 2026288 PMAQI
9th Jul 2026289 PMAQI
9th Jul 20262810 PMAQI
9th Jul 20263311 PMAQI
10th Jul 20263012 AMAQI
10th Jul 2026281 AMAQI
10th Jul 2026282 AMAQI
10th Jul 2026283 AMAQI
10th Jul 2026294 AMAQI
10th Jul 2026295 AMAQI

28°C17/38°C

10th Jul 2026286 AMAQI
10th Jul 2026327 AMAQI
10th Jul 2026318 AMAQI
10th Jul 2026289 AMAQI
10th Jul 20263010 AMAQI
10th Jul 20263111 AMAQI
10th Jul 20263412 PMAQI
10th Jul 2026311 PMAQI
10th Jul 2026302 PMAQI
10th Jul 2026313 PMAQI
10th Jul 2026334 PMAQI
10th Jul 2026325 PMAQI
10th Jul 2026346 PMAQI
10th Jul 2026327 PMAQI
10th Jul 2026328 PMAQI
10th Jul 2026299 PMAQI
10th Jul 20263310 PMAQI
10th Jul 20263311 PMAQI
11th Jul 20263412 AMAQI
11th Jul 2026351 AMAQI
11th Jul 2026352 AMAQI
11th Jul 2026363 AMAQI
11th Jul 2026304 AMAQI
11th Jul 2026295 AMAQI

28°C18/38°C

11th Jul 2026266 AMAQI
11th Jul 2026257 AMAQI
11th Jul 2026258 AMAQI
11th Jul 2026289 AMAQI
11th Jul 20263110 AMAQI
11th Jul 20263111 AMAQI
11th Jul 20263112 PMAQI
11th Jul 2026281 PMAQI
11th Jul 2026312 PMAQI
11th Jul 2026323 PMAQI
11th Jul 2026314 PMAQI
11th Jul 2026305 PMAQI
11th Jul 2026326 PMAQI
11th Jul 2026317 PMAQI
11th Jul 2026308 PMAQI
11th Jul 2026279 PMAQI
11th Jul 20263010 PMAQI
11th Jul 20263011 PMAQI
12th Jul 20263112 AMAQI
12th Jul 2026311 AMAQI
12th Jul 2026312 AMAQI
12th Jul 2026313 AMAQI
12th Jul 2026284 AMAQI
12th Jul 2026265 AMAQI

29°C21/39°C

12th Jul 2026246 AMAQI
12th Jul 2026227 AMAQI
12th Jul 2026228 AMAQI
12th Jul 2026259 AMAQI
12th Jul 20262910 AMAQI
12th Jul 20262811 AMAQI
12th Jul 20263012 PMAQI
12th Jul 2026291 PMAQI
12th Jul 2026302 PMAQI
12th Jul 2026303 PMAQI
12th Jul 2026314 PMAQI
12th Jul 2026325 PMAQI
12th Jul 2026306 PMAQI
12th Jul 2026307 PMAQI
12th Jul 2026298 PMAQI
12th Jul 2026269 PMAQI
12th Jul 20262810 PMAQI
12th Jul 20262711 PMAQI
13th Jul 20262912 AMAQI
13th Jul 2026281 AMAQI
13th Jul 2026282 AMAQI
13th Jul 2026303 AMAQI
13th Jul 2026284 AMAQI
13th Jul 2026275 AMAQI

30°C20/40°C

13th Jul 2026246 AMAQI
13th Jul 2026227 AMAQI
13th Jul 2026248 AMAQI
13th Jul 2026269 AMAQI
13th Jul 20263210 AMAQI
13th Jul 20263211 AMAQI
13th Jul 20263212 PMAQI
13th Jul 2026321 PMAQI
13th Jul 2026322 PMAQI
13th Jul 2026333 PMAQI
13th Jul 2026324 PMAQI
13th Jul 2026325 PMAQI
13th Jul 2026326 PMAQI
13th Jul 2026317 PMAQI
13th Jul 2026308 PMAQI
13th Jul 2026299 PMAQI
13th Jul 20263010 PMAQI
13th Jul 20263011 PMAQI
14th Jul 20263112 AMAQI
14th Jul 2026271 AMAQI
14th Jul 2026332 AMAQI
14th Jul 2026323 AMAQI
14th Jul 2026274 AMAQI
14th Jul 2026265 AMAQI

26°C19/35°C

14th Jul 2026226 AMAQI
14th Jul 2026227 AMAQI
14th Jul 2026238 AMAQI
14th Jul 2026249 AMAQI
14th Jul 20263110 AMAQI
14th Jul 20263111 AMAQI
14th Jul 20263012 PMAQI
14th Jul 2026301 PMAQI
14th Jul 2026322 PMAQI
14th Jul 2026323 PMAQI
14th Jul 2026344 PMAQI
14th Jul 2026355 PMAQI
14th Jul 2026346 PMAQI
14th Jul 2026337 PMAQI
14th Jul 2026328 PMAQI
14th Jul 2026289 PMAQI
14th Jul 20263210 PMAQI
14th Jul 20262811 PMAQI
15th Jul 20263112 AMAQI
15th Jul 2026301 AMAQI
15th Jul 2026302 AMAQI
15th Jul 2026303 AMAQI
15th Jul 2026264 AMAQI
15th Jul 2026245 AMAQI

26°C16/35°C

15th Jul 2026226 AMAQI
15th Jul 2026217 AMAQI
15th Jul 2026208 AMAQI
15th Jul 2026229 AMAQI
15th Jul 20262610 AMAQI
15th Jul 20262811 AMAQI
15th Jul 20262412 PMAQI
15th Jul 2026281 PMAQI
15th Jul 2026262 PMAQI
15th Jul 2026293 PMAQI
15th Jul 2026274 PMAQI
15th Jul 2026285 PMAQI
15th Jul 2026286 PMAQI
15th Jul 2026317 PMAQI
15th Jul 2026318 PMAQI
15th Jul 2026289 PMAQI
15th Jul 20263010 PMAQI
15th Jul 20262811 PMAQI
16th Jul 20262712 AMAQI
16th Jul 2026271 AMAQI
16th Jul 2026292 AMAQI
16th Jul 2026283 AMAQI
16th Jul 2026264 AMAQI
16th Jul 2026265 AMAQI

25°C18/36°C

16th Jul 2026246 AMAQI
16th Jul 2026237 AMAQI
16th Jul 2026248 AMAQI
16th Jul 2026239 AMAQI
16th Jul 20262810 AMAQI
16th Jul 20263011 AMAQI
16th Jul 20263012 PMAQI
16th Jul 2026301 PMAQI
16th Jul 2026302 PMAQI
16th Jul 2026273 PMAQI
16th Jul 2026294 PMAQI
16th Jul 2026285 PMAQI
16th Jul 2026286 PMAQI
16th Jul 2026287 PMAQI
16th Jul 2026288 PMAQI
16th Jul 2026279 PMAQI
16th Jul 20262610 PMAQI
16th Jul 20262611 PMAQI
17th Jul 20261812 AMAQI
17th Jul 2026151 AMAQI
17th Jul 2026172 AMAQI
17th Jul 2026263 AMAQI
17th Jul 2026244 AMAQI
17th Jul 2026245 AMAQI

22°C17/34°C

17th Jul 2026246 AMAQI
17th Jul 2026237 AMAQI
17th Jul 2026238 AMAQI
17th Jul 2026359 AMAQI
17th Jul 20262510 AMAQI
17th Jul 20264811 AMAQI
17th Jul 20264912 PMAQI
17th Jul 2026501 PMAQI
17th Jul 2026522 PMAQI
17th Jul 2026523 PMAQI
17th Jul 2026494 PMAQI
17th Jul 2026465 PMAQI
17th Jul 2026436 PMAQI
17th Jul 2026407 PMAQI
17th Jul 2026408 PMAQI
17th Jul 2026369 PMAQI
17th Jul 20263110 PMAQI
17th Jul 20263711 PMAQI
18th Jul 20264212 AMAQI
18th Jul 2026461 AMAQI
18th Jul 2026452 AMAQI
18th Jul 2026433 AMAQI
18th Jul 2026364 AMAQI
18th Jul 2026405 AMAQI

21°C15/29°C

18th Jul 2026506 AMAQI
18th Jul 2026547 AMAQI
18th Jul 2026568 AMAQI
18th Jul 2026599 AMAQI
18th Jul 20265810 AMAQI
18th Jul 20265811 AMAQI
18th Jul 20265812 PMAQI
18th Jul 2026541 PMAQI
18th Jul 2026492 PMAQI
18th Jul 2026453 PMAQI
18th Jul 2026434 PMAQI
18th Jul 2026435 PMAQI
18th Jul 2026466 PMAQI
18th Jul 2026507 PMAQI
18th Jul 2026518 PMAQI
18th Jul 2026519 PMAQI
18th Jul 20265310 PMAQI
18th Jul 20265811 PMAQI
19th Jul 20266212 AMAQI
19th Jul 2026641 AMAQI
19th Jul 2026652 AMAQI
19th Jul 2026663 AMAQI
19th Jul 2026594 AMAQI
19th Jul 2026585 AMAQI

22°C14/30°C

19th Jul 2026556 AMAQI
19th Jul 2026507 AMAQI
19th Jul 2026468 AMAQI
19th Jul 2026429 AMAQI
19th Jul 20264010 AMAQI
19th Jul 20263711 AMAQI
19th Jul 20263612 PMAQI
19th Jul 2026291 PMAQI
19th Jul 2026372 PMAQI
19th Jul 2026313 PMAQI
19th Jul 2026304 PMAQI
19th Jul 2026285 PMAQI
19th Jul 2026256 PMAQI
19th Jul 2026287 PMAQI
19th Jul 2026318 PMAQI
19th Jul 2026309 PMAQI
19th Jul 20262210 PMAQI
19th Jul 20262311 PMAQI
20th Jul 20263612 AMAQI
20th Jul 2026401 AMAQI
20th Jul 2026282 AMAQI
20th Jul 2026223 AMAQI
20th Jul 2026244 AMAQI
20th Jul 2026245 AMAQI

20°C13/27°C

20th Jul 2026246 AMAQI
20th Jul 2026307 AMAQI
20th Jul 2026268 AMAQI
20th Jul 2026259 AMAQI
20th Jul 20262310 AMAQI
20th Jul 20262911 AMAQI
20th Jul 20262912 PMAQI
20th Jul 2026291 PMAQI
20th Jul 2026272 PMAQI
20th Jul 2026253 PMAQI
20th Jul 2026364 PMAQI
20th Jul 2026325 PMAQI
20th Jul 2026296 PMAQI
20th Jul 2026347 PMAQI
20th Jul 2026368 PMAQI
20th Jul 2026269 PMAQI
20th Jul 20262110 PMAQI
20th Jul 20262111 PMAQI
21st Jul 20262612 AMAQI
21st Jul 2026261 AMAQI
21st Jul 2026242 AMAQI
21st Jul 2026223 AMAQI
21st Jul 2026244 AMAQI

19°C11/28°C

21st Jul 2026256 AMAQI
21st Jul 2026287 AMAQI
21st Jul 2026278 AMAQI
21st Jul 2026299 AMAQI
21st Jul 20262710 AMAQI
21st Jul 20262511 AMAQI
21st Jul 20263412 PMAQI
21st Jul 2026411 PMAQI
21st Jul 2026402 PMAQI
21st Jul 2026303 PMAQI
21st Jul 2026334 PMAQI
21st Jul 2026435 PMAQI
21st Jul 2026526 PMAQI
21st Jul 2026527 PMAQI
21st Jul 2026428 PMAQI
21st Jul 2026369 PMAQI
21st Jul 20263410 PMAQI
21st Jul 20263111 PMAQI
22nd Jul 20263612 AMAQI
22nd Jul 2026271 AMAQI
22nd Jul 2026222 AMAQI
22nd Jul 2026243 AMAQI
22nd Jul 2026284 AMAQI
22nd Jul 2026255 AMAQI

20°C11/28°C

22nd Jul 2026256 AMAQI
22nd Jul 2026257 AMAQI
22nd Jul 2026218 AMAQI
22nd Jul 2026219 AMAQI
22nd Jul 20262410 AMAQI
22nd Jul 20263911 AMAQI
22nd Jul 20265312 PMAQI
22nd Jul 2026591 PMAQI
22nd Jul 2026592 PMAQI
22nd Jul 2026463 PMAQI
22nd Jul 2026384 PMAQI
22nd Jul 2026525 PMAQI
22nd Jul 2026606 PMAQI
22nd Jul 2026507 PMAQI
22nd Jul 2026428 PMAQI
22nd Jul 2026319 PMAQI
22nd Jul 20262610 PMAQI
22nd Jul 20262411 PMAQI
23rd Jul 20262812 AMAQI
23rd Jul 2026301 AMAQI
23rd Jul 2026332 AMAQI
23rd Jul 2026363 AMAQI
23rd Jul 2026344 AMAQI
23rd Jul 2026265 AMAQI

21°C12/30°C

23rd Jul 2026246 AMAQI
23rd Jul 2026267 AMAQI
23rd Jul 2026248 AMAQI
23rd Jul 2026279 AMAQI
23rd Jul 20263710 AMAQI
23rd Jul 20264411 AMAQI
23rd Jul 20264012 PMAQI
23rd Jul 2026421 PMAQI
23rd Jul 2026472 PMAQI
23rd Jul 2026643 PMAQI
23rd Jul 2026684 PMAQI
23rd Jul 2026805 PMAQI
23rd Jul 2026826 PMAQI
23rd Jul 2026857 PMAQI
23rd Jul 2026738 PMAQI
23rd Jul 2026469 PMAQI
23rd Jul 20263910 PMAQI
23rd Jul 20263611 PMAQI
24th Jul 20263612 AMAQI
24th Jul 2026321 AMAQI
24th Jul 2026272 AMAQI
24th Jul 2026213 AMAQI
24th Jul 2026214 AMAQI
24th Jul 2026215 AMAQI

22°C13/31°C

24th Jul 2026216 AMAQI
24th Jul 2026217 AMAQI
24th Jul 2026218 AMAQI
24th Jul 2026229 AMAQI
24th Jul 20263810 AMAQI
24th Jul 20264011 AMAQI
24th Jul 20265212 PMAQI
24th Jul 2026501 PMAQI
24th Jul 2026662 PMAQI
24th Jul 2026673 PMAQI
24th Jul 2026724 PMAQI
24th Jul 2026525 PMAQI
24th Jul 2026616 PMAQI
24th Jul 2026507 PMAQI
24th Jul 2026378 PMAQI
24th Jul 2026229 PMAQI
24th Jul 20262110 PMAQI
24th Jul 20262211 PMAQI
25th Jul 20262512 AMAQI
25th Jul 2026261 AMAQI
25th Jul 2026272 AMAQI
25th Jul 2026263 AMAQI
25th Jul 2026264 AMAQI
25th Jul 2026255 AMAQI

22°C13/31°C

25th Jul 2026246 AMAQI
25th Jul 2026227 AMAQI
25th Jul 2026228 AMAQI
25th Jul 2026219 AMAQI
25th Jul 20262110 AMAQI
25th Jul 20262111 AMAQI
25th Jul 20262212 PMAQI
25th Jul 2026241 PMAQI
25th Jul 2026242 PMAQI
25th Jul 2026243 PMAQI
25th Jul 2026254 PMAQI
25th Jul 2026275 PMAQI
25th Jul 2026286 PMAQI
25th Jul 2026277 PMAQI
25th Jul 2026268 PMAQI
25th Jul 2026239 PMAQI
25th Jul 20262310 PMAQI
25th Jul 20262611 PMAQI
26th Jul 20262512 AMAQI
26th Jul 2026241 AMAQI
26th Jul 2026232 AMAQI
26th Jul 2026243 AMAQI
26th Jul 2026234 AMAQI
26th Jul 2026325 AMAQI

21°C14/28°C

26th Jul 2026346 AMAQI
26th Jul 2026257 AMAQI
26th Jul 2026258 AMAQI
26th Jul 2026229 AMAQI
26th Jul 20262110 AMAQI
26th Jul 20262111 AMAQI
26th Jul 20261612 PMAQI
26th Jul 2026321 PMAQI
26th Jul 2026392 PMAQI
26th Jul 2026183 PMAQI
26th Jul 2026374 PMAQI
26th Jul 2026295 PMAQI
26th Jul 2026286 PMAQI
26th Jul 2026217 PMAQI
26th Jul 2026248 PMAQI
26th Jul 2026239 PMAQI
26th Jul 20262910 PMAQI
26th Jul 20262611 PMAQI
27th Jul 20262312 AMAQI
27th Jul 2026271 AMAQI
27th Jul 2026322 AMAQI
27th Jul 2026333 AMAQI
27th Jul 2026334 AMAQI
27th Jul 2026295 AMAQI

18°C12/28°C

27th Jul 2026306 AMAQI
27th Jul 2026317 AMAQI
27th Jul 2026298 AMAQI
27th Jul 2026299 AMAQI
27th Jul 20263010 AMAQI
27th Jul 20262811 AMAQI
27th Jul 20262812 PMAQI
27th Jul 2026281 PMAQI
27th Jul 2026262 PMAQI
27th Jul 2026263 PMAQI
27th Jul 2026284 PMAQI
27th Jul 2026255 PMAQI
27th Jul 2026246 PMAQI
27th Jul 2026407 PMAQI
27th Jul 2026348 PMAQI
27th Jul 2026229 PMAQI
27th Jul 20262310 PMAQI
27th Jul 20262111 PMAQI
28th Jul 20262512 AMAQI
28th Jul 2026251 AMAQI
28th Jul 2026252 AMAQI
28th Jul 2026253 AMAQI
28th Jul 2026254 AMAQI
28th Jul 2026265 AMAQI

19°C12/28°C

28th Jul 2026266 AMAQI
28th Jul 2026227 AMAQI
28th Jul 2026288 AMAQI
28th Jul 2026339 AMAQI
28th Jul 20263510 AMAQI
28th Jul 20264211 AMAQI
28th Jul 20265012 PMAQI
28th Jul 2026381 PMAQI
28th Jul 2026382 PMAQI
28th Jul 2026493 PMAQI
28th Jul 2026724 PMAQI
28th Jul 2026925 PMAQI
28th Jul 20261196 PMAQI
28th Jul 20261007 PMAQI
28th Jul 2026288 PMAQI
28th Jul 2026289 PMAQI
28th Jul 20262810 PMAQI
28th Jul 20262811 PMAQI
29th Jul 20262612 AMAQI
29th Jul 2026221 AMAQI
29th Jul 2026212 AMAQI
29th Jul 2026213 AMAQI
29th Jul 2026214 AMAQI
29th Jul 2026215 AMAQI

23°C13/34°C

29th Jul 2026226 AMAQI
29th Jul 2026217 AMAQI
29th Jul 2026248 AMAQI
29th Jul 2026269 AMAQI
29th Jul 20262810 AMAQI
29th Jul 20263111 AMAQI
29th Jul 20263812 PMAQI
29th Jul 2026371 PMAQI
29th Jul 2026342 PMAQI
29th Jul 2026263 PMAQI
29th Jul 2026254 PMAQI
29th Jul 2026245 PMAQI
29th Jul 2026266 PMAQI
29th Jul 2026307 PMAQI
29th Jul 2026308 PMAQI
29th Jul 2026389 PMAQI
29th Jul 20262410 PMAQI
29th Jul 20262211 PMAQI
30th Jul 20262412 AMAQI
30th Jul 2026241 AMAQI
30th Jul 2026222 AMAQI
30th Jul 2026243 AMAQI
30th Jul 2026224 AMAQI
30th Jul 2026265 AMAQI

25°C15/36°C

30th Jul 2026256 AMAQI
6 AM
30th Jul 2026307 AMAQI
30th Jul 2026348 AMAQI
30th Jul 2026389 AMAQI
30th Jul 20263810 AMAQI
30th Jul 20264011 AMAQI
30th Jul 20263312 PMAQI
30th Jul 2026241 PMAQI
30th Jul 2026252 PMAQI
2 PM
30th Jul 2026333 PMAQI
30th Jul 2026284 PMAQI
30th Jul 2026265 PMAQI
30th Jul 2026266 PMAQI
30th Jul 2026267 PMAQI
30th Jul 2026288 PMAQI
30th Jul 2026269 PMAQI
30th Jul 20262710 PMAQI
10 PM
30th Jul 20264211 PMAQI
2 AM
5 AM

21°C14/31°C

Day time
Avg. Highest Time
6 PM - 7 PM

35AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
6 AM

25AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 PM to 7 PM (Avg. 35), while the lowest AQI was between 6 AM to 6 AM (Avg. 25).
Night time
Avg. Highest Time
12 AM - 3 AM

27AQI

4 hours / Day
120 hours / Month
Avg. Lowest Time
4 AM - 5 AM

25AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 3 AM (Avg. 27), while the lowest AQI was between 4 AM to 5 AM (Avg. 25).

2026 Days Vs Air Quality

Rennes, Bretagne, France

2026

93%

192

7%

14

0.4%

1

Total number of days with different AQI categories in last 211 days in 2026 (154 days remaining)

Good
192 Days
Moderate
14 Days
Poor
1 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 93%

Health Risk Level:

Very Low

In 2026, 93% of 211 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.

Annual Air Quality Insights

Rennes, Bretagne, France

AQI levels in 2026

AQI (US)
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.

-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
1st January 2026
86AQI (US)
2nd January 2026
29AQI (US)
3rd January 2026
58AQI (US)
4th January 2026
73AQI (US)
5th January 2026
43AQI (US)
6th January 2026
40AQI (US)
7th January 2026
40AQI (US)
8th January 2026
20AQI (US)
9th January 2026
17AQI (US)
10th January 2026
17AQI (US)
11th January 2026
44AQI (US)
12th January 2026
12AQI (US)
13th January 2026
26AQI (US)
14th January 2026
42AQI (US)
15th January 2026
17AQI (US)
16th January 2026
18AQI (US)
17th January 2026
29AQI (US)
18th January 2026
38AQI (US)
19th January 2026
37AQI (US)
20th January 2026
25AQI (US)
21st January 2026
15AQI (US)
22nd January 2026
28AQI (US)
23rd January 2026
46AQI (US)
24th January 2026
30AQI (US)
25th January 2026
38AQI (US)
26th January 2026
35AQI (US)
27th January 2026
20AQI (US)
28th January 2026
42AQI (US)
29th January 2026
38AQI (US)
30th January 2026
41AQI (US)
31st January 2026
32AQI (US)
1st February 2026
38AQI (US)
2nd February 2026
32AQI (US)
3rd February 2026
21AQI (US)
4th February 2026
16AQI (US)
5th February 2026
30AQI (US)
6th February 2026
33AQI (US)
7th February 2026
33AQI (US)
8th February 2026
35AQI (US)
9th February 2026
32AQI (US)
10th February 2026
22AQI (US)
11th February 2026
38AQI (US)
12th February 2026
32AQI (US)
13th February 2026
14AQI (US)
14th February 2026
42AQI (US)
15th February 2026
17AQI (US)
16th February 2026
28AQI (US)
17th February 2026
37AQI (US)
18th February 2026
30AQI (US)
19th February 2026
34AQI (US)
20th February 2026
36AQI (US)
21st February 2026
16AQI (US)
22nd February 2026
30AQI (US)
23rd February 2026
32AQI (US)
24th February 2026
30AQI (US)
25th February 2026
42AQI (US)
26th February 2026
38AQI (US)
27th February 2026
20AQI (US)
28th February 2026
25AQI (US)
1st March 2026
30AQI (US)
2nd March 2026
42AQI (US)
3rd March 2026
52AQI (US)
4th March 2026
52AQI (US)
5th March 2026
51AQI (US)
6th March 2026
50AQI (US)
7th March 2026
74AQI (US)
8th March 2026
60AQI (US)
9th March 2026
38AQI (US)
10th March 2026
25AQI (US)
11th March 2026
19AQI (US)
12th March 2026
37AQI (US)
13th March 2026
23AQI (US)
14th March 2026
28AQI (US)
15th March 2026
29AQI (US)
16th March 2026
32AQI (US)
17th March 2026
32AQI (US)
18th March 2026
26AQI (US)
19th March 2026
41AQI (US)
20th March 2026
73AQI (US)
21st March 2026
109AQI (US)
22nd March 2026
76AQI (US)
23rd March 2026
71AQI (US)
24th March 2026
67AQI (US)
25th March 2026
26AQI (US)
26th March 2026
18AQI (US)
27th March 2026
25AQI (US)
28th March 2026
28AQI (US)
29th March 2026
27AQI (US)
30th March 2026
22AQI (US)
31st March 2026
28AQI (US)
1st April 2026
24AQI (US)
2nd April 2026
26AQI (US)
3rd April 2026
26AQI (US)
4th April 2026
26AQI (US)
5th April 2026
30AQI (US)
6th April 2026
25AQI (US)
7th April 2026
26AQI (US)
8th April 2026
30AQI (US)
9th April 2026
41AQI (US)
10th April 2026
26AQI (US)
11th April 2026
22AQI (US)
12th April 2026
16AQI (US)
13th April 2026
23AQI (US)
14th April 2026
25AQI (US)
15th April 2026
27AQI (US)
16th April 2026
28AQI (US)
17th April 2026
18th April 2026
26AQI (US)
19th April 2026
26AQI (US)
20th April 2026
24AQI (US)
21st April 2026
23AQI (US)
22nd April 2026
23rd April 2026
24AQI (US)
24th April 2026
23AQI (US)
25th April 2026
28AQI (US)
26th April 2026
29AQI (US)
27th April 2026
23AQI (US)
28th April 2026
26AQI (US)
29th April 2026
24AQI (US)
30th April 2026
24AQI (US)
1st May 2026
26AQI (US)
2nd May 2026
24AQI (US)
3rd May 2026
18AQI (US)
4th May 2026
24AQI (US)
5th May 2026
26AQI (US)
6th May 2026
27AQI (US)
7th May 2026
23AQI (US)
8th May 2026
24AQI (US)
9th May 2026
10th May 2026
32AQI (US)
11th May 2026
16AQI (US)
12th May 2026
12AQI (US)
13th May 2026
23AQI (US)
14th May 2026
20AQI (US)
15th May 2026
25AQI (US)
16th May 2026
35AQI (US)
17th May 2026
37AQI (US)
18th May 2026
35AQI (US)
19th May 2026
36AQI (US)
20th May 2026
34AQI (US)
21st May 2026
37AQI (US)
22nd May 2026
34AQI (US)
23rd May 2026
40AQI (US)
24th May 2026
57AQI (US)
25th May 2026
38AQI (US)
26th May 2026
34AQI (US)
27th May 2026
38AQI (US)
28th May 2026
29AQI (US)
29th May 2026
26AQI (US)
30th May 2026
24AQI (US)
31st May 2026
22AQI (US)
1st June 2026
25AQI (US)
2nd June 2026
22AQI (US)
3rd June 2026
19AQI (US)
4th June 2026
22AQI (US)
5th June 2026
20AQI (US)
6th June 2026
21AQI (US)
7th June 2026
21AQI (US)
8th June 2026
20AQI (US)
9th June 2026
19AQI (US)
10th June 2026
20AQI (US)
11th June 2026
20AQI (US)
12th June 2026
23AQI (US)
13th June 2026
20AQI (US)
14th June 2026
25AQI (US)
15th June 2026
40AQI (US)
16th June 2026
23AQI (US)
17th June 2026
21AQI (US)
18th June 2026
24AQI (US)
19th June 2026
24AQI (US)
20th June 2026
22AQI (US)
21st June 2026
21AQI (US)
22nd June 2026
38AQI (US)
23rd June 2026
54AQI (US)
24th June 2026
29AQI (US)
25th June 2026
34AQI (US)
26th June 2026
24AQI (US)
27th June 2026
16AQI (US)
28th June 2026
18AQI (US)
29th June 2026
21AQI (US)
30th June 2026
20AQI (US)
1st July 2026
18AQI (US)
2nd July 2026
20AQI (US)
3rd July 2026
23AQI (US)
4th July 2026
21AQI (US)
5th July 2026
14AQI (US)
6th July 2026
19AQI (US)
7th July 2026
17AQI (US)
8th July 2026
23AQI (US)
9th July 2026
33AQI (US)
10th July 2026
31AQI (US)
11th July 2026
30AQI (US)
12th July 2026
28AQI (US)
13th July 2026
29AQI (US)
14th July 2026
30AQI (US)
15th July 2026
27AQI (US)
16th July 2026
27AQI (US)
17th July 2026
34AQI (US)
18th July 2026
49AQI (US)
19th July 2026
42AQI (US)
20th July 2026
28AQI (US)
21st July 2026
32AQI (US)
22nd July 2026
36AQI (US)
23rd July 2026
45AQI (US)
24th July 2026
37AQI (US)
25th July 2026
24AQI (US)
26th July 2026
26AQI (US)
27th July 2026
28AQI (US)
28th July 2026
42AQI (US)
29th July 2026
26AQI (US)
30th July 2026
31st July 2026
1st August 2026
2nd August 2026
3rd August 2026
4th August 2026
5th August 2026
6th August 2026
7th August 2026
8th August 2026
9th August 2026
10th August 2026
11th August 2026
12th August 2026
13th August 2026
14th August 2026
15th August 2026
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026

35AQI (US)

30AQI (US)

42AQI (US)

26AQI (US)

29AQI (US)

24AQI (US)

29AQI (US)

No. of days

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

202631AQI (US)

28
3
28
21
9
1
28
29
1
29
1
29
192
14
1

Highest AQI (US) recorded in

March

42AQI (US)

Lowest AQI (US) recorded in

June

24AQI (US)

202537AQI (US)

20
10
1
15
13
19
12
23
7
31
27
3
29
2
28
3
29
1
17
14
29
1
22
9
289
75
1

Highest AQI (US) recorded in

February

51AQI (US)

Lowest AQI (US) recorded in

September

25AQI (US)

202434AQI (US)

20
10
1
28
1
30
1
30
29
2
30
31
31
28
2
31
22
8
24
7
334
31
1

Highest AQI (US) recorded in

January

47AQI (US)

Lowest AQI (US) recorded in

July

23AQI (US)

202338AQI (US)

24
7
14
12
2
26
5
26
4
24
7
21
9
29
2
31
20
8
31
25
4
25
6
296
64
2

Highest AQI (US) recorded in

February

56AQI (US)

Lowest AQI (US) recorded in

August

25AQI (US)

202239AQI (US)

16
13
1
14
7
15
16
20
10
27
4
28
2
22
1
1
28
31
26
4
14
16
1
242
73
2

Highest AQI (US) recorded in

March

57AQI (US)

Lowest AQI (US) recorded in

September

25AQI (US)

202138AQI (US)

15
13
1
20
8
17
14
18
12
29
2
29
1
31
31
27
3
24
2
15
15
23
8
279
78
1

Highest AQI (US) recorded in

January

49AQI (US)

Lowest AQI (US) recorded in

August

25AQI (US)

202032AQI (US)

5
7
1
10
11
18
30
31
29
2
26
4
29
2
18
12
31
227
38
1

Highest AQI (US) recorded in

March

62AQI (US)

Lowest AQI (US) recorded in

July

21AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2022(Avg.)
39AQI (US)
Least Polluted Year Recorded
2026(Avg.)
31AQI (US)

Rennes's annual 2026 AQI (US) (31) shows an average percentage change of -14.2% (improved AQI (US)) compared to previous years: 2020 (32), 2021 (38), 2022 (39), 2023 (38), 2024 (34), 2025 (37).