Analyse Historique de la Qualité de l'Air à La Megretais, Saint Nazaire, Pays de la Loire, France
Plongez dans des détails sur la qualité de l'air avec des données historiques, des tendances mensuelles et annuelles à portée de main !
Bon
050
Modéré
100
Pauvre
150
Non sain
200
Sévère
300
Dangereux
301+
Analyse de la qualité de l'air de Août
La Megretais, Saint Nazaire, Pays de la Loire, France
2023
2024
2025
AQI
.
Jours
Tendances AQI : Le plus élevé et le plus bas
AQI le plus élevé enregistré le
1st Aug 2024
50AQIAQI le plus bas enregistré le
9th Aug 2023
12AQIAnalyse du même jour (8th August ):
Ce jour-là, l'AQI au cours des 3 années a varié de manière significative : 2025 se classe 2nd le plus élevé AQI à 24 de Bon qualité de l'air, montrant une amélioration par rapport à 2024 le même jour.
Télécharger les données annuelles 2024
Rapport mondial sur la qualité de l'air
Tendance AQI Jour & Nuit : 8th Aug - 9th Aug 2025
La Megretais, Saint Nazaire, Pays de la Loire, France
AQI
Jour
Nuit
.
6 AM8th Aug 2025
9 PM
5 AM9th Aug 2025
Heure du jour
Heure moyenne la plus haute
10AM8th Aug
28AQI
Heure moyenne la plus basse
1PM8th Aug
19AQI
Heure de la nuit
Heure moyenne la plus haute
4AM9th Aug
30AQI
Heure moyenne la plus basse
2AM9th Aug
20AQI
Au cours des 24 dernières heures,
L'AQI de La Megretais a atteint son point le plus élevé de 30 à 4 AM pendant le Nuit, tandis que le point le plus bas, 19, a été enregistré à 1 PM pendant le Jour entre 8th Aug et 9th Aug 2025.
Tendance AQI Jour & Nuit : Jul - Aug 2025
La Megretais, Saint Nazaire, Pays de la Loire, France
JulAug
10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th
Jour
Nuit
10th Jul 2025226 AMAQI
10th Jul 2025227 AMAQI
10th Jul 2025228 AMAQI
10th Jul 2025229 AMAQI
10th Jul 20252210 AMAQI
10th Jul 20252211 AMAQI
10th Jul 20252012 PMAQI
10th Jul 2025201 PMAQI
10th Jul 2025212 PMAQI
10th Jul 2025213 PMAQI
10th Jul 2025204 PMAQI
10th Jul 2025205 PMAQI
10th Jul 2025216 PMAQI
10th Jul 2025207 PMAQI
10th Jul 2025218 PMAQI
10th Jul 2025209 PMAQI
10th Jul 20252110 PMAQI
10th Jul 20251911 PMAQI
11th Jul 20252112 AMAQI
11th Jul 2025201 AMAQI
11th Jul 2025222 AMAQI
11th Jul 2025213 AMAQI
11th Jul 2025224 AMAQI
11th Jul 2025215 AMAQI
23°C14/30°C
11th Jul 2025246 AMAQI
11th Jul 2025247 AMAQI
11th Jul 2025238 AMAQI
11th Jul 2025249 AMAQI
11th Jul 20252410 AMAQI
11th Jul 20252311 AMAQI
11th Jul 20252212 PMAQI
11th Jul 2025231 PMAQI
11th Jul 2025232 PMAQI
11th Jul 2025223 PMAQI
11th Jul 2025224 PMAQI
11th Jul 2025225 PMAQI
11th Jul 2025226 PMAQI
11th Jul 2025227 PMAQI
11th Jul 2025228 PMAQI
11th Jul 2025229 PMAQI
11th Jul 20252210 PMAQI
11th Jul 20252211 PMAQI
12th Jul 20252212 AMAQI
12th Jul 2025221 AMAQI
12th Jul 2025222 AMAQI
12th Jul 2025223 AMAQI
12th Jul 2025244 AMAQI
12th Jul 2025205 AMAQI
25°C17/33°C
12th Jul 2025236 AMAQI
12th Jul 2025247 AMAQI
12th Jul 2025228 AMAQI
12th Jul 2025249 AMAQI
12th Jul 20252310 AMAQI
12th Jul 20252211 AMAQI
12th Jul 20252112 PMAQI
12th Jul 2025201 PMAQI
12th Jul 2025222 PMAQI
12th Jul 2025223 PMAQI
12th Jul 2025224 PMAQI
12th Jul 2025225 PMAQI
12th Jul 2025226 PMAQI
12th Jul 2025237 PMAQI
12th Jul 2025228 PMAQI
12th Jul 2025229 PMAQI
12th Jul 20252210 PMAQI
12th Jul 20252211 PMAQI
13th Jul 20252312 AMAQI
13th Jul 2025231 AMAQI
13th Jul 2025242 AMAQI
13th Jul 2025203 AMAQI
13th Jul 2025224 AMAQI
13th Jul 2025225 AMAQI
26°C18/33°C
13th Jul 2025256 AMAQI
13th Jul 2025257 AMAQI
13th Jul 2025258 AMAQI
13th Jul 2025269 AMAQI
13th Jul 20252610 AMAQI
13th Jul 20252611 AMAQI
13th Jul 20252612 PMAQI
13th Jul 2025271 PMAQI
13th Jul 2025262 PMAQI
13th Jul 2025263 PMAQI
13th Jul 2025244 PMAQI
13th Jul 2025245 PMAQI
13th Jul 2025236 PMAQI
13th Jul 2025247 PMAQI
13th Jul 2025258 PMAQI
13th Jul 2025249 PMAQI
13th Jul 20252410 PMAQI
13th Jul 20252411 PMAQI
14th Jul 20252412 AMAQI
14th Jul 2025251 AMAQI
14th Jul 2025282 AMAQI
14th Jul 2025293 AMAQI
14th Jul 2025274 AMAQI
14th Jul 2025245 AMAQI
23°C18/28°C
14th Jul 2025226 AMAQI
14th Jul 2025217 AMAQI
14th Jul 2025208 AMAQI
14th Jul 2025219 AMAQI
14th Jul 20252310 AMAQI
14th Jul 20252411 AMAQI
14th Jul 20252412 PMAQI
14th Jul 2025261 PMAQI
14th Jul 2025242 PMAQI
14th Jul 2025243 PMAQI
14th Jul 2025244 PMAQI
14th Jul 2025245 PMAQI
14th Jul 2025246 PMAQI
14th Jul 2025247 PMAQI
14th Jul 2025258 PMAQI
14th Jul 2025249 PMAQI
14th Jul 20252610 PMAQI
14th Jul 20252511 PMAQI
15th Jul 20252412 AMAQI
15th Jul 2025241 AMAQI
15th Jul 2025262 AMAQI
15th Jul 2025243 AMAQI
15th Jul 2025224 AMAQI
15th Jul 2025225 AMAQI
20°C16/23°C
15th Jul 2025226 AMAQI
15th Jul 2025227 AMAQI
15th Jul 2025228 AMAQI
15th Jul 2025229 AMAQI
15th Jul 20252310 AMAQI
15th Jul 20252411 AMAQI
15th Jul 20252312 PMAQI
15th Jul 2025221 PMAQI
15th Jul 2025232 PMAQI
15th Jul 2025233 PMAQI
15th Jul 2025234 PMAQI
15th Jul 2025235 PMAQI
15th Jul 2025246 PMAQI
15th Jul 2025247 PMAQI
15th Jul 2025248 PMAQI
15th Jul 2025239 PMAQI
15th Jul 20252410 PMAQI
15th Jul 20252411 PMAQI
16th Jul 20252412 AMAQI
16th Jul 2025241 AMAQI
16th Jul 2025442 AMAQI
16th Jul 2025523 AMAQI
16th Jul 2025474 AMAQI
16th Jul 2025445 AMAQI
19°C15/22°C
16th Jul 2025366 AMAQI
16th Jul 2025377 AMAQI
16th Jul 2025408 AMAQI
16th Jul 2025389 AMAQI
16th Jul 20253810 AMAQI
16th Jul 20253511 AMAQI
16th Jul 20253412 PMAQI
16th Jul 2025351 PMAQI
16th Jul 2025382 PMAQI
16th Jul 2025383 PMAQI
16th Jul 2025374 PMAQI
16th Jul 2025365 PMAQI
16th Jul 2025326 PMAQI
16th Jul 2025327 PMAQI
16th Jul 2025288 PMAQI
16th Jul 2025279 PMAQI
16th Jul 20253210 PMAQI
16th Jul 20253311 PMAQI
17th Jul 20253512 AMAQI
17th Jul 2025381 AMAQI
17th Jul 2025322 AMAQI
17th Jul 2025283 AMAQI
17th Jul 2025254 AMAQI
17th Jul 2025225 AMAQI
20°C17/23°C
17th Jul 2025276 AMAQI
17th Jul 2025247 AMAQI
17th Jul 2025248 AMAQI
17th Jul 2025269 AMAQI
17th Jul 20252810 AMAQI
17th Jul 20252811 AMAQI
17th Jul 20252712 PMAQI
17th Jul 2025281 PMAQI
17th Jul 2025282 PMAQI
17th Jul 2025293 PMAQI
17th Jul 2025314 PMAQI
17th Jul 2025315 PMAQI
17th Jul 2025316 PMAQI
17th Jul 2025297 PMAQI
17th Jul 2025278 PMAQI
17th Jul 2025299 PMAQI
17th Jul 20252810 PMAQI
17th Jul 20252811 PMAQI
18th Jul 20252812 AMAQI
18th Jul 2025271 AMAQI
18th Jul 2025272 AMAQI
18th Jul 2025223 AMAQI
18th Jul 2025224 AMAQI
18th Jul 2025215 AMAQI
20°C15/26°C
18th Jul 2025246 AMAQI
18th Jul 2025247 AMAQI
18th Jul 2025248 AMAQI
18th Jul 2025249 AMAQI
18th Jul 20252310 AMAQI
18th Jul 20252511 AMAQI
18th Jul 20252312 PMAQI
18th Jul 2025241 PMAQI
18th Jul 2025252 PMAQI
18th Jul 2025253 PMAQI
18th Jul 2025254 PMAQI
18th Jul 2025255 PMAQI
18th Jul 2025246 PMAQI
18th Jul 2025247 PMAQI
18th Jul 2025268 PMAQI
18th Jul 2025269 PMAQI
18th Jul 20252510 PMAQI
18th Jul 20252411 PMAQI
19th Jul 20252412 AMAQI
19th Jul 2025241 AMAQI
19th Jul 2025222 AMAQI
19th Jul 2025203 AMAQI
19th Jul 2025224 AMAQI
19th Jul 2025185 AMAQI
21°C15/27°C
19th Jul 2025206 AMAQI
19th Jul 2025197 AMAQI
19th Jul 2025188 AMAQI
19th Jul 2025209 AMAQI
19th Jul 20251910 AMAQI
19th Jul 20252011 AMAQI
19th Jul 20252012 PMAQI
19th Jul 2025201 PMAQI
19th Jul 2025212 PMAQI
19th Jul 2025223 PMAQI
19th Jul 2025204 PMAQI
19th Jul 2025215 PMAQI
19th Jul 2025206 PMAQI
19th Jul 2025207 PMAQI
19th Jul 2025208 PMAQI
19th Jul 2025209 PMAQI
19th Jul 20252110 PMAQI
19th Jul 20252011 PMAQI
20th Jul 20252012 AMAQI
20th Jul 2025201 AMAQI
20th Jul 2025222 AMAQI
20th Jul 2025223 AMAQI
20th Jul 2025214 AMAQI
20th Jul 2025225 AMAQI
19°C17/22°C
20th Jul 2025226 AMAQI
20th Jul 2025247 AMAQI
20th Jul 2025288 AMAQI
20th Jul 2025259 AMAQI
20th Jul 20252010 AMAQI
20th Jul 20252011 AMAQI
20th Jul 20251912 PMAQI
20th Jul 2025201 PMAQI
20th Jul 2025202 PMAQI
20th Jul 2025213 PMAQI
20th Jul 2025204 PMAQI
20th Jul 2025205 PMAQI
20th Jul 2025226 PMAQI
20th Jul 2025227 PMAQI
20th Jul 2025238 PMAQI
20th Jul 2025229 PMAQI
20th Jul 20252210 PMAQI
20th Jul 20252611 PMAQI
21st Jul 20252212 AMAQI
21st Jul 2025211 AMAQI
21st Jul 2025242 AMAQI
21st Jul 2025303 AMAQI
21st Jul 2025194 AMAQI
21st Jul 2025195 AMAQI
18°C17/20°C
21st Jul 2025236 AMAQI
21st Jul 2025267 AMAQI
21st Jul 2025308 AMAQI
21st Jul 2025299 AMAQI
21st Jul 20253010 AMAQI
21st Jul 20253211 AMAQI
21st Jul 20252612 PMAQI
21st Jul 2025221 PMAQI
21st Jul 2025222 PMAQI
21st Jul 2025223 PMAQI
21st Jul 2025214 PMAQI
21st Jul 2025215 PMAQI
21st Jul 2025206 PMAQI
21st Jul 2025217 PMAQI
21st Jul 2025218 PMAQI
21st Jul 2025209 PMAQI
21st Jul 20252210 PMAQI
21st Jul 20252211 PMAQI
22nd Jul 20252212 AMAQI
22nd Jul 2025221 AMAQI
22nd Jul 2025222 AMAQI
22nd Jul 2025243 AMAQI
22nd Jul 2025244 AMAQI
22nd Jul 2025215 AMAQI
18°C17/21°C
22nd Jul 2025216 AMAQI
22nd Jul 2025227 AMAQI
22nd Jul 2025238 AMAQI
22nd Jul 2025229 AMAQI
22nd Jul 20252010 AMAQI
22nd Jul 20251811 AMAQI
22nd Jul 20251812 PMAQI
22nd Jul 2025161 PMAQI
22nd Jul 2025202 PMAQI
22nd Jul 2025203 PMAQI
22nd Jul 2025204 PMAQI
22nd Jul 2025205 PMAQI
22nd Jul 2025206 PMAQI
22nd Jul 2025197 PMAQI
22nd Jul 2025198 PMAQI
22nd Jul 2025209 PMAQI
22nd Jul 20252110 PMAQI
22nd Jul 20252011 PMAQI
23rd Jul 20252212 AMAQI
23rd Jul 2025221 AMAQI
23rd Jul 2025162 AMAQI
23rd Jul 2025143 AMAQI
23rd Jul 2025134 AMAQI
23rd Jul 2025125 AMAQI
19°C16/22°C
23rd Jul 2025156 AMAQI
23rd Jul 2025167 AMAQI
23rd Jul 2025168 AMAQI
23rd Jul 2025169 AMAQI
23rd Jul 20251510 AMAQI
23rd Jul 20251511 AMAQI
23rd Jul 20251512 PMAQI
23rd Jul 2025141 PMAQI
23rd Jul 2025162 PMAQI
23rd Jul 2025163 PMAQI
23rd Jul 2025164 PMAQI
23rd Jul 2025175 PMAQI
23rd Jul 2025176 PMAQI
23rd Jul 2025167 PMAQI
23rd Jul 2025178 PMAQI
23rd Jul 2025179 PMAQI
23rd Jul 20251710 PMAQI
23rd Jul 20251711 PMAQI
24th Jul 20251712 AMAQI
24th Jul 2025171 AMAQI
24th Jul 2025162 AMAQI
24th Jul 2025163 AMAQI
24th Jul 2025164 AMAQI
24th Jul 2025165 AMAQI
18°C14/21°C
24th Jul 2025206 AMAQI
24th Jul 2025237 AMAQI
24th Jul 2025248 AMAQI
24th Jul 2025339 AMAQI
24th Jul 20254810 AMAQI
24th Jul 20255211 AMAQI
24th Jul 20255212 PMAQI
24th Jul 2025481 PMAQI
24th Jul 2025252 PMAQI
24th Jul 2025253 PMAQI
24th Jul 2025234 PMAQI
24th Jul 2025245 PMAQI
24th Jul 2025246 PMAQI
24th Jul 2025247 PMAQI
24th Jul 2025248 PMAQI
24th Jul 2025239 PMAQI
24th Jul 20252710 PMAQI
24th Jul 20252611 PMAQI
25th Jul 20252412 AMAQI
25th Jul 2025201 AMAQI
25th Jul 2025442 AMAQI
25th Jul 2025503 AMAQI
25th Jul 2025504 AMAQI
25th Jul 2025525 AMAQI
18°C13/22°C
25th Jul 2025446 AMAQI
25th Jul 2025457 AMAQI
25th Jul 2025488 AMAQI
25th Jul 2025489 AMAQI
25th Jul 20255110 AMAQI
25th Jul 20255111 AMAQI
25th Jul 20255312 PMAQI
25th Jul 2025521 PMAQI
25th Jul 2025462 PMAQI
25th Jul 2025463 PMAQI
25th Jul 2025464 PMAQI
25th Jul 2025465 PMAQI
25th Jul 2025446 PMAQI
25th Jul 2025457 PMAQI
25th Jul 2025468 PMAQI
25th Jul 2025469 PMAQI
25th Jul 20254610 PMAQI
25th Jul 20254611 PMAQI
26th Jul 20254612 AMAQI
26th Jul 2025451 AMAQI
26th Jul 2025522 AMAQI
26th Jul 2025563 AMAQI
26th Jul 2025564 AMAQI
26th Jul 2025565 AMAQI
18°C13/23°C
26th Jul 2025526 AMAQI
26th Jul 2025517 AMAQI
26th Jul 2025528 AMAQI
26th Jul 2025539 AMAQI
26th Jul 20255510 AMAQI
26th Jul 20255311 AMAQI
26th Jul 20254912 PMAQI
26th Jul 2025481 PMAQI
26th Jul 2025502 PMAQI
26th Jul 2025433 PMAQI
26th Jul 2025434 PMAQI
26th Jul 2025425 PMAQI
26th Jul 2025396 PMAQI
26th Jul 2025407 PMAQI
26th Jul 2025408 PMAQI
26th Jul 2025429 PMAQI
26th Jul 20254910 PMAQI
26th Jul 20255011 PMAQI
27th Jul 20255012 AMAQI
27th Jul 2025521 AMAQI
27th Jul 2025342 AMAQI
27th Jul 2025163 AMAQI
27th Jul 2025164 AMAQI
27th Jul 2025135 AMAQI
19°C14/22°C
27th Jul 2025246 AMAQI
27th Jul 2025267 AMAQI
27th Jul 2025288 AMAQI
27th Jul 2025289 AMAQI
27th Jul 20253010 AMAQI
27th Jul 20252811 AMAQI
27th Jul 20252912 PMAQI
27th Jul 2025301 PMAQI
27th Jul 2025282 PMAQI
27th Jul 2025283 PMAQI
27th Jul 2025294 PMAQI
27th Jul 2025285 PMAQI
27th Jul 2025296 PMAQI
27th Jul 2025297 PMAQI
27th Jul 2025288 PMAQI
27th Jul 2025299 PMAQI
27th Jul 20252810 PMAQI
27th Jul 20252911 PMAQI
28th Jul 20252912 AMAQI
28th Jul 2025291 AMAQI
28th Jul 2025312 AMAQI
28th Jul 2025313 AMAQI
28th Jul 2025304 AMAQI
28th Jul 2025325 AMAQI
17°C14/18°C
28th Jul 2025306 AMAQI
28th Jul 2025317 AMAQI
28th Jul 2025318 AMAQI
28th Jul 2025309 AMAQI
28th Jul 20253010 AMAQI
28th Jul 20253011 AMAQI
28th Jul 20252912 PMAQI
28th Jul 2025281 PMAQI
28th Jul 2025302 PMAQI
28th Jul 2025303 PMAQI
28th Jul 2025304 PMAQI
28th Jul 2025295 PMAQI
28th Jul 2025296 PMAQI
28th Jul 2025297 PMAQI
28th Jul 2025298 PMAQI
28th Jul 2025299 PMAQI
28th Jul 20252810 PMAQI
28th Jul 20252811 PMAQI
29th Jul 20252812 AMAQI
29th Jul 2025281 AMAQI
29th Jul 2025262 AMAQI
29th Jul 2025223 AMAQI
29th Jul 2025204 AMAQI
29th Jul 2025215 AMAQI
18°C13/22°C
29th Jul 2025246 AMAQI
29th Jul 2025257 AMAQI
29th Jul 2025268 AMAQI
29th Jul 2025279 AMAQI
29th Jul 20252610 AMAQI
29th Jul 20252311 AMAQI
29th Jul 20252112 PMAQI
29th Jul 2025211 PMAQI
29th Jul 2025242 PMAQI
29th Jul 2025233 PMAQI
29th Jul 2025244 PMAQI
29th Jul 2025245 PMAQI
29th Jul 2025236 PMAQI
29th Jul 2025237 PMAQI
29th Jul 2025228 PMAQI
29th Jul 2025239 PMAQI
29th Jul 20252410 PMAQI
29th Jul 20252411 PMAQI
30th Jul 20252412 AMAQI
30th Jul 2025241 AMAQI
30th Jul 2025202 AMAQI
30th Jul 2025173 AMAQI
30th Jul 2025174 AMAQI
30th Jul 2025125 AMAQI
18°C13/21°C
30th Jul 2025176 AMAQI
30th Jul 2025177 AMAQI
30th Jul 2025168 AMAQI
30th Jul 2025179 AMAQI
30th Jul 20252010 AMAQI
30th Jul 20252311 AMAQI
30th Jul 20251812 PMAQI
30th Jul 2025191 PMAQI
30th Jul 2025192 PMAQI
30th Jul 2025193 PMAQI
30th Jul 2025184 PMAQI
30th Jul 2025185 PMAQI
30th Jul 2025196 PMAQI
30th Jul 2025217 PMAQI
30th Jul 2025228 PMAQI
30th Jul 2025209 PMAQI
30th Jul 20252010 PMAQI
30th Jul 20252011 PMAQI
31st Jul 20252012 AMAQI
31st Jul 2025201 AMAQI
31st Jul 2025202 AMAQI
31st Jul 2025203 AMAQI
31st Jul 2025204 AMAQI
31st Jul 2025215 AMAQI
19°C15/24°C
31st Jul 2025226 AMAQI
31st Jul 2025227 AMAQI
31st Jul 2025228 AMAQI
31st Jul 2025229 AMAQI
31st Jul 20252310 AMAQI
31st Jul 20252211 AMAQI
31st Jul 20252112 PMAQI
31st Jul 2025211 PMAQI
31st Jul 2025242 PMAQI
31st Jul 2025243 PMAQI
31st Jul 2025234 PMAQI
31st Jul 2025245 PMAQI
31st Jul 2025246 PMAQI
31st Jul 2025237 PMAQI
31st Jul 2025228 PMAQI
31st Jul 2025249 PMAQI
31st Jul 20252510 PMAQI
31st Jul 20252811 PMAQI
1st Aug 20252212 AMAQI
1st Aug 2025231 AMAQI
1st Aug 2025212 AMAQI
1st Aug 2025233 AMAQI
1st Aug 2025204 AMAQI
1st Aug 2025185 AMAQI
18°C14/22°C
1st Aug 2025186 AMAQI
1st Aug 2025187 AMAQI
1st Aug 2025198 AMAQI
1st Aug 2025199 AMAQI
1st Aug 20252010 AMAQI
1st Aug 20252211 AMAQI
1st Aug 20252212 PMAQI
1st Aug 2025221 PMAQI
1st Aug 2025222 PMAQI
1st Aug 2025223 PMAQI
1st Aug 2025224 PMAQI
1st Aug 2025205 PMAQI
1st Aug 2025206 PMAQI
1st Aug 2025227 PMAQI
1st Aug 2025228 PMAQI
1st Aug 2025229 PMAQI
1st Aug 20252210 PMAQI
1st Aug 20252211 PMAQI
2nd Aug 20252212 AMAQI
2nd Aug 2025221 AMAQI
2nd Aug 2025322 AMAQI
2nd Aug 2025233 AMAQI
2nd Aug 2025224 AMAQI
2nd Aug 2025235 AMAQI
19°C14/24°C
2nd Aug 2025216 AMAQI
2nd Aug 2025237 AMAQI
2nd Aug 2025188 AMAQI
2nd Aug 2025219 AMAQI
2nd Aug 20252310 AMAQI
2nd Aug 20252211 AMAQI
2nd Aug 20252212 PMAQI
2nd Aug 2025221 PMAQI
2nd Aug 2025242 PMAQI
2nd Aug 2025203 PMAQI
2nd Aug 2025224 PMAQI
2nd Aug 2025235 PMAQI
2nd Aug 2025226 PMAQI
2nd Aug 2025207 PMAQI
2nd Aug 2025218 PMAQI
2nd Aug 2025219 PMAQI
2nd Aug 20252210 PMAQI
2nd Aug 20252211 PMAQI
3rd Aug 20252412 AMAQI
3rd Aug 2025221 AMAQI
3rd Aug 2025222 AMAQI
3rd Aug 2025223 AMAQI
3rd Aug 2025224 AMAQI
3rd Aug 2025245 AMAQI
17°C12/23°C
3rd Aug 2025206 AMAQI
3rd Aug 2025257 AMAQI
3rd Aug 2025228 AMAQI
3rd Aug 2025249 AMAQI
3rd Aug 20252610 AMAQI
3rd Aug 20252011 AMAQI
3rd Aug 20252412 PMAQI
3rd Aug 2025211 PMAQI
3rd Aug 2025222 PMAQI
3rd Aug 2025233 PMAQI
3rd Aug 2025224 PMAQI
3rd Aug 2025225 PMAQI
3rd Aug 2025256 PMAQI
3rd Aug 2025267 PMAQI
3rd Aug 2025238 PMAQI
3rd Aug 2025239 PMAQI
3rd Aug 20252410 PMAQI
3rd Aug 20252411 PMAQI
4th Aug 20252412 AMAQI
4th Aug 2025241 AMAQI
4th Aug 2025242 AMAQI
4th Aug 2025213 AMAQI
4th Aug 2025284 AMAQI
4th Aug 2025275 AMAQI
17°C12/23°C
4th Aug 2025276 AMAQI
4th Aug 2025277 AMAQI
4th Aug 2025258 AMAQI
4th Aug 2025279 AMAQI
4th Aug 20252610 AMAQI
4th Aug 20252811 AMAQI
4th Aug 20253012 PMAQI
4th Aug 2025251 PMAQI
4th Aug 2025232 PMAQI
4th Aug 2025243 PMAQI
4th Aug 2025244 PMAQI
4th Aug 2025265 PMAQI
4th Aug 2025266 PMAQI
4th Aug 2025237 PMAQI
4th Aug 2025248 PMAQI
4th Aug 2025249 PMAQI
4th Aug 20252610 PMAQI
4th Aug 20252411 PMAQI
5th Aug 20252512 AMAQI
5th Aug 2025251 AMAQI
5th Aug 2025222 AMAQI
5th Aug 2025203 AMAQI
5th Aug 2025214 AMAQI
5th Aug 2025185 AMAQI
20°C16/24°C
5th Aug 2025226 AMAQI
5th Aug 2025247 AMAQI
5th Aug 2025248 AMAQI
5th Aug 2025239 AMAQI
5th Aug 20252210 AMAQI
5th Aug 20254411 AMAQI
5th Aug 20252212 PMAQI
5th Aug 2025251 PMAQI
5th Aug 2025252 PMAQI
5th Aug 2025253 PMAQI
5th Aug 2025254 PMAQI
5th Aug 2025245 PMAQI
5th Aug 2025246 PMAQI
5th Aug 2025267 PMAQI
5th Aug 2025248 PMAQI
5th Aug 2025249 PMAQI
5th Aug 20252410 PMAQI
5th Aug 20252411 PMAQI
6th Aug 20252412 AMAQI
6th Aug 2025241 AMAQI
6th Aug 2025252 AMAQI
6th Aug 2025283 AMAQI
6th Aug 2025304 AMAQI
6th Aug 2025245 AMAQI
20°C14/25°C
6th Aug 2025266 AMAQI
6th Aug 2025287 AMAQI
6th Aug 2025288 AMAQI
6th Aug 2025289 AMAQI
6th Aug 20252910 AMAQI
6th Aug 20252911 AMAQI
6th Aug 20253112 PMAQI
6th Aug 2025291 PMAQI
6th Aug 2025312 PMAQI
6th Aug 2025263 PMAQI
6th Aug 2025264 PMAQI
6th Aug 2025285 PMAQI
6th Aug 2025286 PMAQI
6th Aug 2025287 PMAQI
6th Aug 2025288 PMAQI
6th Aug 2025289 PMAQI
6th Aug 20252810 PMAQI
6th Aug 20252911 PMAQI
7th Aug 20252712 AMAQI
7th Aug 2025301 AMAQI
7th Aug 2025262 AMAQI
7th Aug 2025263 AMAQI
7th Aug 2025284 AMAQI
7th Aug 2025285 AMAQI
18°C13/26°C
7th Aug 2025326 AMAQI
7th Aug 2025267 AMAQI
7th Aug 2025248 AMAQI
7th Aug 2025249 AMAQI
7th Aug 20252410 AMAQI
7th Aug 20252611 AMAQI
7th Aug 20252412 PMAQI
7th Aug 2025241 PMAQI
7th Aug 2025262 PMAQI
7th Aug 2025263 PMAQI
7th Aug 2025264 PMAQI
7th Aug 2025265 PMAQI
7th Aug 2025266 PMAQI
7th Aug 2025267 PMAQI
7th Aug 2025278 PMAQI
7th Aug 2025269 PMAQI
7th Aug 20252510 PMAQI
7th Aug 20252511 PMAQI
8th Aug 20252612 AMAQI
8th Aug 2025261 AMAQI
8th Aug 2025252 AMAQI
8th Aug 2025243 AMAQI
8th Aug 2025194 AMAQI
8th Aug 2025185 AMAQI
20°C14/25°C
8th Aug 2025246 AMAQI
8th Aug 2025247 AMAQI
8th Aug 2025228 AMAQI
8th Aug 2025249 AMAQI
8th Aug 20252810 AMAQI
8th Aug 20252811 AMAQI
8th Aug 20252312 PMAQI
8th Aug 2025191 PMAQI
8th Aug 2025222 PMAQI
8th Aug 2025223 PMAQI
8th Aug 2025224 PMAQI
8th Aug 2025225 PMAQI
8th Aug 2025226 PMAQI
8th Aug 2025227 PMAQI
8th Aug 2025228 PMAQI
8th Aug 2025239 PMAQI
8th Aug 20252410 PMAQI
8th Aug 20252411 PMAQI
9th Aug 20252412 AMAQI
9th Aug 2025241 AMAQI
9th Aug 2025202 AMAQI
9th Aug 2025263 AMAQI
9th Aug 2025304 AMAQI
9th Aug 2025255 AMAQI
21°C15/26°C
9th Aug 2025206 AMAQI
6 AM1 PM
9 PM
1 AM
5 AM
--°C/°C
Heure du jour
Heure moyenne la plus haute
6 AM - 11 AM
26AQI
6 heures / Jour
180 heures / Mois
Heure moyenne la plus basse
6 AM - 9 PM
26AQI
16 heures / Jour
480 heures / Mois
Au cours des 30 derniers jours, pendant la journée, l'AQI le plus élevé était entre 6 AM à 11 AM (Moyenne 26), tandis que l'AQI le plus bas était entre 6 AM à 9 PM (Moyenne 26).
Heure de la nuit
Heure moyenne la plus haute
12 AM - 11 PM
25AQI
8 heures / Jour
240 heures / Mois
Heure moyenne la plus basse
12 AM - 5 AM
25AQI
6 heures / Jour
180 heures / Mois
Au cours des 30 derniers jours, pendant la journée, l'AQI le plus élevé était entre 12 AM à 11 PM (Moyenne 25), tandis que l'AQI le plus bas était entre 12 AM à 5 AM (Moyenne 25).
Jours de 2025 Vs Qualité de l'Air
La Megretais, Saint Nazaire, Pays de la Loire, France
2025
85%
186
15%
34
Nombre total de jours avec différentes catégories AQI au cours des 221 derniers jours de 2025 (144 jours restants)
Bon
186 JoursModéré
34 JoursPauvre
0 JoursNon sain
0 JoursSévère
0 JoursDangereux
0 JoursSous les limites sécuritaires de l'OMS pour la qualité de l'air : 85%
Niveau de risque sanitaire:
Faible
En 2025, 85% des 221 jours étaient dans les limites sécuritaires de l'OMS pour la qualité de l'air. Le risque de problèmes de santé est Faible, mais les effets à long terme, en particulier sur les personnes vulnérables, restent incertains.
Aperçus Annuels sur la Qualité de l'Air
La Megretais, Saint Nazaire, Pays de la Loire, France
Niveaux AQI en 2025
AQI
PM2.5
PM10
CO
SO2
NO2
O3
Dim.Lun.Mar.Mer.Jeu.Ven.Sam.
Jan.
Fév.
Mar.
Avr.
Mai
Juin
Juil.
Août
Sep.
Oct.
Nov.
Déc.
1st Janvier 2025
35AQI
35AQI
2nd Janvier 2025
36AQI
36AQI
3rd Janvier 2025
42AQI
42AQI
4th Janvier 2025
39AQI
39AQI
5th Janvier 2025
40AQI
40AQI
6th Janvier 2025
35AQI
35AQI
7th Janvier 2025
29AQI
29AQI
8th Janvier 2025
35AQI
35AQI
9th Janvier 2025
39AQI
39AQI
10th Janvier 2025
36AQI
36AQI
11th Janvier 2025
38AQI
38AQI
12th Janvier 2025
61AQI
61AQI
13th Janvier 2025
48AQI
48AQI
14th Janvier 2025
70AQI
70AQI
15th Janvier 2025
98AQI
98AQI
16th Janvier 2025
60AQI
60AQI
17th Janvier 2025
64AQI
64AQI
18th Janvier 2025
74AQI
74AQI
19th Janvier 2025
61AQI
61AQI
20th Janvier 2025
62AQI
62AQI
21st Janvier 2025
58AQI
58AQI
22nd Janvier 2025
58AQI
58AQI
23rd Janvier 2025
40AQI
40AQI
24th Janvier 2025
36AQI
36AQI
25th Janvier 2025
30AQI
30AQI
26th Janvier 2025
39AQI
39AQI
27th Janvier 2025
33AQI
33AQI
28th Janvier 2025
45AQI
45AQI
29th Janvier 2025
42AQI
42AQI
30th Janvier 2025
38AQI
38AQI
31st Janvier 2025
48AQI
48AQI
1st Février 2025
35AQI
35AQI
2nd Février 2025
52AQI
52AQI
3rd Février 2025
49AQI
49AQI
4th Février 2025
51AQI
51AQI
5th Février 2025
43AQI
43AQI
6th Février 2025
44AQI
44AQI
7th Février 2025
43AQI
43AQI
8th Février 2025
42AQI
42AQI
9th Février 2025
52AQI
52AQI
10th Février 2025
40AQI
40AQI
11th Février 2025
48AQI
48AQI
12th Février 2025
54AQI
54AQI
13th Février 2025
69AQI
69AQI
14th Février 2025
60AQI
60AQI
15th Février 2025
66AQI
66AQI
16th Février 2025
71AQI
71AQI
17th Février 2025
80AQI
80AQI
18th Février 2025
81AQI
81AQI
19th Février 2025
70AQI
70AQI
20th Février 2025
31AQI
31AQI
21st Février 2025
49AQI
49AQI
22nd Février 2025
36AQI
36AQI
23rd Février 2025
26AQI
26AQI
24th Février 2025
25AQI
25AQI
25th Février 2025
26AQI
26AQI
26th Février 2025
30AQI
30AQI
27th Février 2025
33AQI
33AQI
28th Février 2025
27AQI
27AQI
1st Mars 2025
35AQI
35AQI
2nd Mars 2025
43AQI
43AQI
3rd Mars 2025
53AQI
53AQI
4th Mars 2025
57AQI
57AQI
5th Mars 2025
63AQI
63AQI
6th Mars 2025
41AQI
41AQI
7th Mars 2025
33AQI
33AQI
8th Mars 2025
27AQI
27AQI
9th Mars 2025
22AQI
22AQI
10th Mars 2025
33AQI
33AQI
11th Mars 2025
33AQI
33AQI
12th Mars 2025
39AQI
39AQI
13th Mars 2025
36AQI
36AQI
14th Mars 2025
36AQI
36AQI
15th Mars 2025
38AQI
38AQI
16th Mars 2025
55AQI
55AQI
17th Mars 2025
65AQI
65AQI
18th Mars 2025
58AQI
58AQI
19th Mars 2025
32AQI
32AQI
20th Mars 2025
25AQI
25AQI
21st Mars 2025
38AQI
38AQI
22nd Mars 2025
23AQI
23AQI
23rd Mars 2025
24AQI
24AQI
24th Mars 2025
36AQI
36AQI
25th Mars 2025
63AQI
63AQI
26th Mars 2025
64AQI
64AQI
27th Mars 2025
55AQI
55AQI
28th Mars 2025
43AQI
43AQI
29th Mars 2025
25AQI
25AQI
30th Mars 2025
22AQI
22AQI
31st Mars 2025
33AQI
33AQI
1st Avril 2025
32AQI
32AQI
2nd Avril 2025
29AQI
29AQI
3rd Avril 2025
22AQI
22AQI
4th Avril 2025
28AQI
28AQI
5th Avril 2025
23AQI
23AQI
6th Avril 2025
33AQI
33AQI
7th Avril 2025
25AQI
25AQI
8th Avril 2025
34AQI
34AQI
9th Avril 2025
49AQI
49AQI
10th Avril 2025
51AQI
51AQI
11th Avril 2025
42AQI
42AQI
12th Avril 2025
34AQI
34AQI
13th Avril 2025
32AQI
32AQI
14th Avril 2025
19AQI
19AQI
15th Avril 2025
23AQI
23AQI
16th Avril 2025
16AQI
16AQI
17th Avril 2025
17AQI
17AQI
18th Avril 2025
15AQI
15AQI
19th Avril 2025
17AQI
17AQI
20th Avril 2025
23AQI
23AQI
21st Avril 2025
30AQI
30AQI
22nd Avril 2025
21AQI
21AQI
23rd Avril 2025
20AQI
20AQI
24th Avril 2025
17AQI
17AQI
25th Avril 2025
34AQI
34AQI
26th Avril 2025
47AQI
47AQI
27th Avril 2025
70AQI
70AQI
28th Avril 2025
49AQI
49AQI
29th Avril 2025
24AQI
24AQI
30th Avril 2025
26AQI
26AQI
1st Mai 2025
30AQI
30AQI
2nd Mai 2025
35AQI
35AQI
3rd Mai 2025
47AQI
47AQI
4th Mai 2025
36AQI
36AQI
5th Mai 2025
17AQI
17AQI
6th Mai 2025
25AQI
25AQI
7th Mai 2025
31AQI
31AQI
8th Mai 2025
35AQI
35AQI
9th Mai 2025
35AQI
35AQI
10th Mai 2025
26AQI
26AQI
11th Mai 2025
17AQI
17AQI
12th Mai 2025
21AQI
21AQI
13th Mai 2025
20AQI
20AQI
14th Mai 2025
22AQI
22AQI
15th Mai 2025
40AQI
40AQI
16th Mai 2025
35AQI
35AQI
17th Mai 2025
36AQI
36AQI
18th Mai 2025
32AQI
32AQI
19th Mai 2025
31AQI
31AQI
20th Mai 2025
40AQI
40AQI
21st Mai 2025
38AQI
38AQI
22nd Mai 2025
30AQI
30AQI
23rd Mai 2025
30AQI
30AQI
24th Mai 2025
26AQI
26AQI
25th Mai 2025
19AQI
19AQI
26th Mai 2025
24AQI
24AQI
27th Mai 2025
23AQI
23AQI
28th Mai 2025
18AQI
18AQI
29th Mai 2025
16AQI
16AQI
30th Mai 2025
17AQI
17AQI
31st Mai 2025
21AQI
21AQI
1st Juin 2025
26AQI
26AQI
2nd Juin 2025
21AQI
21AQI
3rd Juin 2025
23AQI
23AQI
4th Juin 2025
19AQI
19AQI
5th Juin 2025
19AQI
19AQI
6th Juin 2025
22AQI
22AQI
7th Juin 2025
17AQI
17AQI
8th Juin 2025
20AQI
20AQI
9th Juin 2025
38AQI
38AQI
10th Juin 2025
54AQI
54AQI
11th Juin 2025
42AQI
42AQI
12th Juin 2025
48AQI
48AQI
13th Juin 2025
40AQI
40AQI
14th Juin 2025
33AQI
33AQI
15th Juin 2025
22AQI
22AQI
16th Juin 2025
26AQI
26AQI
17th Juin 2025
26AQI
26AQI
18th Juin 2025
28AQI
28AQI
19th Juin 2025
30AQI
30AQI
20th Juin 2025
35AQI
35AQI
21st Juin 2025
48AQI
48AQI
22nd Juin 2025
52AQI
52AQI
23rd Juin 2025
37AQI
37AQI
24th Juin 2025
28AQI
28AQI
25th Juin 2025
24AQI
24AQI
26th Juin 2025
21AQI
21AQI
27th Juin 2025
16AQI
16AQI
28th Juin 2025
15AQI
15AQI
29th Juin 2025
16AQI
16AQI
30th Juin 2025
19AQI
19AQI
1st Juillet 2025
26AQI
26AQI
2nd Juillet 2025
22AQI
22AQI
3rd Juillet 2025
19AQI
19AQI
4th Juillet 2025
17AQI
17AQI
5th Juillet 2025
17AQI
17AQI
6th Juillet 2025
17AQI
17AQI
7th Juillet 2025
16AQI
16AQI
8th Juillet 2025
18AQI
18AQI
9th Juillet 2025
19AQI
19AQI
10th Juillet 2025
20AQI
20AQI
11th Juillet 2025
22AQI
22AQI
12th Juillet 2025
22AQI
22AQI
13th Juillet 2025
24AQI
24AQI
14th Juillet 2025
24AQI
24AQI
15th Juillet 2025
23AQI
23AQI
16th Juillet 2025
34AQI
34AQI
17th Juillet 2025
29AQI
29AQI
18th Juillet 2025
25AQI
25AQI
19th Juillet 2025
21AQI
21AQI
20th Juillet 2025
21AQI
21AQI
21st Juillet 2025
23AQI
23AQI
22nd Juillet 2025
21AQI
21AQI
23rd Juillet 2025
17AQI
17AQI
24th Juillet 2025
25AQI
25AQI
25th Juillet 2025
42AQI
42AQI
26th Juillet 2025
48AQI
48AQI
27th Juillet 2025
32AQI
32AQI
28th Juillet 2025
29AQI
29AQI
29th Juillet 2025
24AQI
24AQI
30th Juillet 2025
20AQI
20AQI
31st Juillet 2025
22AQI
22AQI
1st Août 2025
21AQI
21AQI
2nd Août 2025
22AQI
22AQI
3rd Août 2025
23AQI
23AQI
4th Août 2025
25AQI
25AQI
5th Août 2025
24AQI
24AQI
6th Août 2025
27AQI
27AQI
7th Août 2025
26AQI
26AQI
8th Août 2025
24AQI
24AQI
47AQI
48AQI
40AQI
30AQI
28AQI
29AQI
24AQI
24AQI
Nombre de jours
Jan.Fév.Mar.Avr.MaiJuinJuil.AoûtSep.Oct.Nov.Déc.Jours totaux
202535AQI
21
10
17
11
22
9
28
2
31
28
2
31
8
186
34
Le plus élevé AQI enregistré en
Février48AQI
Le plus bas AQI enregistré en
Juillet24AQI
202436AQI
19
12
27
2
30
1
30
31
26
4
30
1
31
28
2
31
23
7
26
5
332
34
Le plus élevé AQI enregistré en
Janvier51AQI
Le plus bas AQI enregistré en
Juillet30AQI
202340AQI
23
8
13
13
2
21
9
1
26
4
26
5
24
5
29
2
31
25
5
30
1
24
4
1
24
7
296
63
4
Le plus élevé AQI enregistré en
Février56AQI
Le plus bas AQI enregistré en
Août30AQI
202247AQI
12
1
26
4
12
18
1
50
23
1
Le plus élevé AQI enregistré en
Décembre58AQI
Le plus bas AQI enregistré en
Octobre36AQI
Années les plus & moins polluées des 4 dernières années
Année la plus polluée enregistrée
2022(Moyenne)
47AQIAnnée la moins polluée enregistrée
2025(Moyenne)
35AQILa qualité de l'air annuelle de La Megretais pour l'année 2025 AQI (35) montre un changement moyen de pourcentage de -15.4% (amélioré AQI) par rapport aux années précédentes : 2022 (47), 2023 (40), 2024 (36).
