Analyse Historique de la Qualité de l'Air à Grass Valley, California, United States
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
Grass Valley, California, United States
2021
2022
2023
2024
2025
AQI
.
Jours
Tendances AQI : Le plus élevé et le plus bas
AQI le plus élevé enregistré le
6th Aug 2021
201AQIAQI le plus bas enregistré le
18th Aug 2024
28AQIAnalyse du même jour (6th August ):
Ce jour-là, l'AQI au cours des 5 années a varié de manière significative : 2025 se classe 4th le plus élevé AQI à 30 de Bon qualité de l'air, montrant une amélioration par rapport à 2024, 2023 et 2021 le même jour.
Télécharger les données annuelles 2024
Rapport mondial sur la qualité de l'air
Tendance AQI Jour & Nuit : 5th Aug - 6th Aug 2025
Grass Valley, California, United States
AQI
Jour
Nuit
.
5 AM5th Aug 2025
8 PM
4 AM6th Aug 2025
Heure du jour
Heure moyenne la plus haute
6AM5th Aug
40AQI
Heure moyenne la plus basse
6PM5th Aug
30AQI
Heure de la nuit
Heure moyenne la plus haute
5AM5th Aug
42AQI
Heure moyenne la plus basse
3AM6th Aug
28AQI
Au cours des 24 dernières heures,
L'AQI de Grass Valley a atteint son point le plus élevé de 42 à 5 AM pendant le Nuit, tandis que le point le plus bas, 28, a été enregistré à 3 AM pendant le Nuit entre 5th Aug et 6th Aug 2025.
Tendance AQI Jour & Nuit : Jul - Aug 2025
Grass Valley, California, United States
JulAug
07th - 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 - 04th04th - 05th05th - 06th06th
Jour
Nuit
7th Jul 2025245 AMAQI
7th Jul 2025256 AMAQI
7th Jul 2025257 AMAQI
7th Jul 2025308 AMAQI
7th Jul 2025319 AMAQI
7th Jul 20252610 AMAQI
7th Jul 20253011 AMAQI
7th Jul 20253012 PMAQI
7th Jul 2025351 PMAQI
7th Jul 2025332 PMAQI
7th Jul 2025273 PMAQI
7th Jul 2025284 PMAQI
7th Jul 2025285 PMAQI
7th Jul 2025306 PMAQI
7th Jul 2025257 PMAQI
7th Jul 2025278 PMAQI
7th Jul 2025289 PMAQI
7th Jul 20252610 PMAQI
7th Jul 20252511 PMAQI
8th Jul 20252312 AMAQI
8th Jul 2025241 AMAQI
8th Jul 2025262 AMAQI
8th Jul 2025263 AMAQI
8th Jul 2025324 AMAQI
--°C/°C
8th Jul 2025305 AMAQI
8th Jul 2025306 AMAQI
8th Jul 2025367 AMAQI
8th Jul 2025318 AMAQI
8th Jul 2025339 AMAQI
8th Jul 20253710 AMAQI
8th Jul 20254011 AMAQI
8th Jul 20254312 PMAQI
8th Jul 2025441 PMAQI
8th Jul 2025362 PMAQI
8th Jul 2025353 PMAQI
8th Jul 2025314 PMAQI
8th Jul 2025285 PMAQI
8th Jul 2025306 PMAQI
8th Jul 2025297 PMAQI
8th Jul 2025288 PMAQI
8th Jul 2025279 PMAQI
8th Jul 20252610 PMAQI
8th Jul 20252411 PMAQI
9th Jul 20252412 AMAQI
9th Jul 2025261 AMAQI
9th Jul 2025292 AMAQI
9th Jul 2025263 AMAQI
9th Jul 2025244 AMAQI
25°C19/33°C
9th Jul 2025305 AMAQI
9th Jul 2025306 AMAQI
9th Jul 2025327 AMAQI
9th Jul 2025288 AMAQI
9th Jul 2025309 AMAQI
9th Jul 20253410 AMAQI
9th Jul 20253611 AMAQI
9th Jul 20253812 PMAQI
9th Jul 2025381 PMAQI
9th Jul 2025372 PMAQI
9th Jul 2025323 PMAQI
9th Jul 2025294 PMAQI
9th Jul 2025305 PMAQI
9th Jul 2025286 PMAQI
9th Jul 2025297 PMAQI
9th Jul 2025308 PMAQI
9th Jul 2025259 PMAQI
9th Jul 20252610 PMAQI
9th Jul 20252411 PMAQI
10th Jul 20252312 AMAQI
10th Jul 2025241 AMAQI
10th Jul 2025282 AMAQI
10th Jul 2025293 AMAQI
10th Jul 2025294 AMAQI
26°C18/33°C
10th Jul 2025305 AMAQI
10th Jul 2025276 AMAQI
10th Jul 2025287 AMAQI
10th Jul 2025298 AMAQI
10th Jul 2025309 AMAQI
10th Jul 20254310 AMAQI
10th Jul 20255211 AMAQI
10th Jul 20255512 PMAQI
10th Jul 2025541 PMAQI
10th Jul 2025462 PMAQI
10th Jul 2025433 PMAQI
10th Jul 2025424 PMAQI
10th Jul 2025425 PMAQI
10th Jul 2025396 PMAQI
10th Jul 2025367 PMAQI
10th Jul 2025358 PMAQI
10th Jul 2025389 PMAQI
10th Jul 20253910 PMAQI
10th Jul 20254111 PMAQI
11th Jul 20254212 AMAQI
11th Jul 2025451 AMAQI
11th Jul 2025432 AMAQI
11th Jul 2025453 AMAQI
11th Jul 2025474 AMAQI
29°C20/37°C
11th Jul 2025525 AMAQI
11th Jul 2025536 AMAQI
11th Jul 2025527 AMAQI
11th Jul 2025538 AMAQI
11th Jul 2025549 AMAQI
11th Jul 20255810 AMAQI
11th Jul 20256111 AMAQI
11th Jul 20256312 PMAQI
11th Jul 2025611 PMAQI
11th Jul 2025642 PMAQI
11th Jul 2025583 PMAQI
11th Jul 2025564 PMAQI
11th Jul 2025575 PMAQI
11th Jul 2025566 PMAQI
11th Jul 2025557 PMAQI
11th Jul 2025558 PMAQI
11th Jul 2025549 PMAQI
11th Jul 20255410 PMAQI
11th Jul 20255411 PMAQI
12th Jul 20255612 AMAQI
12th Jul 2025561 AMAQI
12th Jul 2025552 AMAQI
12th Jul 2025573 AMAQI
12th Jul 2025584 AMAQI
31°C24/38°C
12th Jul 2025615 AMAQI
12th Jul 2025656 AMAQI
12th Jul 2025607 AMAQI
12th Jul 2025608 AMAQI
12th Jul 2025599 AMAQI
12th Jul 20256010 AMAQI
12th Jul 20256111 AMAQI
12th Jul 20256212 PMAQI
12th Jul 2025641 PMAQI
12th Jul 2025632 PMAQI
12th Jul 2025603 PMAQI
12th Jul 2025624 PMAQI
12th Jul 2025605 PMAQI
12th Jul 2025606 PMAQI
12th Jul 2025617 PMAQI
12th Jul 2025598 PMAQI
12th Jul 2025589 PMAQI
12th Jul 20255810 PMAQI
12th Jul 20255811 PMAQI
13th Jul 20255812 AMAQI
13th Jul 2025601 AMAQI
13th Jul 2025602 AMAQI
13th Jul 2025613 AMAQI
13th Jul 2025654 AMAQI
30°C24/38°C
13th Jul 2025645 AMAQI
13th Jul 2025656 AMAQI
13th Jul 2025627 AMAQI
13th Jul 2025628 AMAQI
13th Jul 2025639 AMAQI
13th Jul 20256410 AMAQI
13th Jul 20256411 AMAQI
13th Jul 20256612 PMAQI
13th Jul 2025661 PMAQI
13th Jul 2025662 PMAQI
13th Jul 2025643 PMAQI
13th Jul 2025624 PMAQI
13th Jul 2025625 PMAQI
13th Jul 2025616 PMAQI
13th Jul 2025617 PMAQI
13th Jul 2025608 PMAQI
13th Jul 2025589 PMAQI
13th Jul 20255710 PMAQI
13th Jul 20255911 PMAQI
14th Jul 20255812 AMAQI
14th Jul 2025571 AMAQI
14th Jul 2025562 AMAQI
14th Jul 2025553 AMAQI
14th Jul 2025484 AMAQI
30°C23/38°C
14th Jul 2025425 AMAQI
14th Jul 2025446 AMAQI
14th Jul 2025527 AMAQI
14th Jul 2025528 AMAQI
14th Jul 2025539 AMAQI
14th Jul 20255710 AMAQI
14th Jul 20255611 AMAQI
14th Jul 20255812 PMAQI
14th Jul 2025581 PMAQI
14th Jul 2025592 PMAQI
14th Jul 2025583 PMAQI
14th Jul 2025584 PMAQI
14th Jul 2025565 PMAQI
14th Jul 2025566 PMAQI
14th Jul 2025547 PMAQI
14th Jul 2025528 PMAQI
14th Jul 2025509 PMAQI
14th Jul 20255110 PMAQI
14th Jul 20255011 PMAQI
15th Jul 20255012 AMAQI
15th Jul 2025501 AMAQI
15th Jul 2025522 AMAQI
15th Jul 2025503 AMAQI
15th Jul 2025404 AMAQI
31°C24/38°C
15th Jul 2025475 AMAQI
15th Jul 2025476 AMAQI
15th Jul 2025467 AMAQI
15th Jul 2025438 AMAQI
15th Jul 2025449 AMAQI
15th Jul 20254910 AMAQI
15th Jul 20255211 AMAQI
15th Jul 20255212 PMAQI
15th Jul 2025521 PMAQI
15th Jul 2025532 PMAQI
15th Jul 2025543 PMAQI
15th Jul 2025534 PMAQI
15th Jul 2025525 PMAQI
15th Jul 2025536 PMAQI
15th Jul 2025497 PMAQI
15th Jul 2025498 PMAQI
15th Jul 2025489 PMAQI
15th Jul 20254710 PMAQI
15th Jul 20254611 PMAQI
16th Jul 20254412 AMAQI
16th Jul 2025451 AMAQI
16th Jul 2025472 AMAQI
16th Jul 2025443 AMAQI
16th Jul 2025374 AMAQI
28°C21/36°C
16th Jul 2025395 AMAQI
16th Jul 2025356 AMAQI
16th Jul 2025467 AMAQI
16th Jul 2025438 AMAQI
16th Jul 2025439 AMAQI
16th Jul 20254310 AMAQI
16th Jul 20254811 AMAQI
16th Jul 20255012 PMAQI
16th Jul 2025501 PMAQI
16th Jul 2025482 PMAQI
16th Jul 2025453 PMAQI
16th Jul 2025434 PMAQI
16th Jul 2025445 PMAQI
16th Jul 2025426 PMAQI
16th Jul 2025447 PMAQI
16th Jul 2025428 PMAQI
16th Jul 2025369 PMAQI
16th Jul 20253410 PMAQI
16th Jul 20253311 PMAQI
17th Jul 20253312 AMAQI
17th Jul 2025321 AMAQI
17th Jul 2025342 AMAQI
17th Jul 2025353 AMAQI
17th Jul 2025324 AMAQI
25°C19/33°C
17th Jul 2025365 AMAQI
17th Jul 2025336 AMAQI
17th Jul 2025407 AMAQI
17th Jul 2025398 AMAQI
17th Jul 2025399 AMAQI
17th Jul 20254610 AMAQI
17th Jul 20255011 AMAQI
17th Jul 20255112 PMAQI
17th Jul 2025461 PMAQI
17th Jul 2025442 PMAQI
17th Jul 2025393 PMAQI
17th Jul 2025374 PMAQI
17th Jul 2025365 PMAQI
17th Jul 2025346 PMAQI
17th Jul 2025357 PMAQI
17th Jul 2025368 PMAQI
17th Jul 2025379 PMAQI
17th Jul 20253510 PMAQI
17th Jul 20253311 PMAQI
18th Jul 20253212 AMAQI
18th Jul 2025341 AMAQI
18th Jul 2025362 AMAQI
18th Jul 2025363 AMAQI
18th Jul 2025374 AMAQI
25°C18/33°C
18th Jul 2025355 AMAQI
18th Jul 2025376 AMAQI
18th Jul 2025397 AMAQI
18th Jul 2025388 AMAQI
18th Jul 2025379 AMAQI
18th Jul 20254010 AMAQI
18th Jul 20254711 AMAQI
18th Jul 20254312 PMAQI
18th Jul 2025471 PMAQI
18th Jul 2025432 PMAQI
18th Jul 2025423 PMAQI
18th Jul 2025434 PMAQI
18th Jul 2025425 PMAQI
18th Jul 2025426 PMAQI
18th Jul 2025397 PMAQI
18th Jul 2025398 PMAQI
18th Jul 2025389 PMAQI
18th Jul 20253610 PMAQI
18th Jul 20253411 PMAQI
19th Jul 20253012 AMAQI
19th Jul 2025321 AMAQI
19th Jul 2025322 AMAQI
19th Jul 2025373 AMAQI
19th Jul 2025384 AMAQI
27°C19/35°C
19th Jul 2025335 AMAQI
19th Jul 2025346 AMAQI
19th Jul 2025387 AMAQI
19th Jul 2025388 AMAQI
19th Jul 2025369 AMAQI
19th Jul 20253510 AMAQI
19th Jul 20254111 AMAQI
19th Jul 20254212 PMAQI
19th Jul 2025391 PMAQI
19th Jul 2025362 PMAQI
19th Jul 2025393 PMAQI
19th Jul 2025374 PMAQI
19th Jul 2025375 PMAQI
19th Jul 2025366 PMAQI
19th Jul 2025377 PMAQI
19th Jul 2025378 PMAQI
19th Jul 2025369 PMAQI
19th Jul 20253310 PMAQI
19th Jul 20253211 PMAQI
20th Jul 20253112 AMAQI
20th Jul 2025341 AMAQI
20th Jul 2025332 AMAQI
20th Jul 2025313 AMAQI
20th Jul 2025374 AMAQI
27°C20/36°C
20th Jul 2025425 AMAQI
20th Jul 2025356 AMAQI
20th Jul 2025367 AMAQI
20th Jul 2025398 AMAQI
20th Jul 2025399 AMAQI
20th Jul 20253710 AMAQI
20th Jul 20254411 AMAQI
20th Jul 20253912 PMAQI
20th Jul 2025361 PMAQI
20th Jul 2025362 PMAQI
20th Jul 2025403 PMAQI
20th Jul 2025384 PMAQI
20th Jul 2025405 PMAQI
20th Jul 2025386 PMAQI
20th Jul 2025387 PMAQI
20th Jul 2025378 PMAQI
20th Jul 2025349 PMAQI
20th Jul 20253210 PMAQI
20th Jul 20252811 PMAQI
21st Jul 20252712 AMAQI
21st Jul 2025261 AMAQI
21st Jul 2025312 AMAQI
21st Jul 2025323 AMAQI
21st Jul 2025304 AMAQI
27°C20/34°C
21st Jul 2025265 AMAQI
21st Jul 2025276 AMAQI
21st Jul 2025257 AMAQI
21st Jul 2025248 AMAQI
21st Jul 2025269 AMAQI
21st Jul 20252710 AMAQI
21st Jul 20253311 AMAQI
21st Jul 20253912 PMAQI
21st Jul 2025401 PMAQI
21st Jul 2025312 PMAQI
21st Jul 2025333 PMAQI
21st Jul 2025344 PMAQI
21st Jul 2025335 PMAQI
21st Jul 2025296 PMAQI
21st Jul 2025307 PMAQI
21st Jul 2025298 PMAQI
21st Jul 2025279 PMAQI
21st Jul 20252510 PMAQI
21st Jul 20252511 PMAQI
22nd Jul 20252612 AMAQI
22nd Jul 2025271 AMAQI
22nd Jul 2025272 AMAQI
22nd Jul 2025273 AMAQI
22nd Jul 2025234 AMAQI
22°C17/29°C
22nd Jul 2025215 AMAQI
22nd Jul 2025216 AMAQI
22nd Jul 2025227 AMAQI
22nd Jul 2025218 AMAQI
22nd Jul 2025239 AMAQI
22nd Jul 20252510 AMAQI
22nd Jul 20252511 AMAQI
22nd Jul 20253012 PMAQI
22nd Jul 2025351 PMAQI
22nd Jul 2025282 PMAQI
22nd Jul 2025273 PMAQI
22nd Jul 2025254 PMAQI
22nd Jul 2025225 PMAQI
22nd Jul 2025226 PMAQI
22nd Jul 2025247 PMAQI
22nd Jul 2025238 PMAQI
22nd Jul 2025209 PMAQI
22nd Jul 20251910 PMAQI
22nd Jul 20251911 PMAQI
23rd Jul 20251912 AMAQI
23rd Jul 2025201 AMAQI
23rd Jul 2025202 AMAQI
23rd Jul 2025223 AMAQI
23rd Jul 2025214 AMAQI
21°C15/28°C
23rd Jul 2025195 AMAQI
23rd Jul 2025216 AMAQI
23rd Jul 2025227 AMAQI
23rd Jul 2025188 AMAQI
23rd Jul 2025199 AMAQI
23rd Jul 20252010 AMAQI
23rd Jul 20252611 AMAQI
23rd Jul 20252712 PMAQI
23rd Jul 2025281 PMAQI
23rd Jul 2025282 PMAQI
23rd Jul 2025263 PMAQI
23rd Jul 2025244 PMAQI
23rd Jul 2025225 PMAQI
23rd Jul 2025226 PMAQI
23rd Jul 2025217 PMAQI
23rd Jul 2025238 PMAQI
23rd Jul 2025229 PMAQI
23rd Jul 20251910 PMAQI
23rd Jul 20251711 PMAQI
24th Jul 20251812 AMAQI
24th Jul 2025211 AMAQI
24th Jul 2025172 AMAQI
24th Jul 2025183 AMAQI
24th Jul 2025174 AMAQI
22°C16/30°C
24th Jul 2025205 AMAQI
24th Jul 2025226 AMAQI
24th Jul 2025197 AMAQI
24th Jul 2025298 AMAQI
24th Jul 2025259 AMAQI
24th Jul 20253010 AMAQI
24th Jul 20253411 AMAQI
24th Jul 20253512 PMAQI
24th Jul 2025341 PMAQI
24th Jul 2025302 PMAQI
24th Jul 2025283 PMAQI
24th Jul 2025264 PMAQI
24th Jul 2025275 PMAQI
24th Jul 2025246 PMAQI
24th Jul 2025217 PMAQI
24th Jul 2025208 PMAQI
24th Jul 2025189 PMAQI
24th Jul 20252210 PMAQI
24th Jul 20252011 PMAQI
25th Jul 20252012 AMAQI
25th Jul 2025221 AMAQI
25th Jul 2025202 AMAQI
25th Jul 2025233 AMAQI
25th Jul 2025194 AMAQI
23°C16/31°C
25th Jul 2025255 AMAQI
25th Jul 2025256 AMAQI
25th Jul 2025187 AMAQI
25th Jul 2025198 AMAQI
25th Jul 2025199 AMAQI
25th Jul 20252310 AMAQI
25th Jul 20252911 AMAQI
25th Jul 20254412 PMAQI
25th Jul 2025351 PMAQI
25th Jul 2025312 PMAQI
25th Jul 2025303 PMAQI
25th Jul 2025294 PMAQI
25th Jul 2025275 PMAQI
25th Jul 2025256 PMAQI
25th Jul 2025237 PMAQI
25th Jul 2025248 PMAQI
25th Jul 2025259 PMAQI
25th Jul 20252110 PMAQI
25th Jul 20252011 PMAQI
26th Jul 20251912 AMAQI
26th Jul 2025191 AMAQI
26th Jul 2025192 AMAQI
26th Jul 2025183 AMAQI
26th Jul 2025194 AMAQI
23°C17/31°C
26th Jul 2025265 AMAQI
26th Jul 2025266 AMAQI
26th Jul 2025207 AMAQI
26th Jul 2025208 AMAQI
26th Jul 2025259 AMAQI
26th Jul 20252610 AMAQI
26th Jul 20253411 AMAQI
26th Jul 20253912 PMAQI
26th Jul 2025351 PMAQI
26th Jul 2025312 PMAQI
26th Jul 2025263 PMAQI
26th Jul 2025264 PMAQI
26th Jul 2025235 PMAQI
26th Jul 2025256 PMAQI
26th Jul 2025237 PMAQI
26th Jul 2025258 PMAQI
26th Jul 2025229 PMAQI
26th Jul 20252010 PMAQI
26th Jul 20251911 PMAQI
27th Jul 20252012 AMAQI
27th Jul 2025191 AMAQI
27th Jul 2025222 AMAQI
27th Jul 2025263 AMAQI
27th Jul 2025294 AMAQI
23°C16/29°C
27th Jul 2025285 AMAQI
27th Jul 2025236 AMAQI
27th Jul 2025277 AMAQI
27th Jul 2025228 AMAQI
27th Jul 2025249 AMAQI
27th Jul 20252410 AMAQI
27th Jul 20253311 AMAQI
27th Jul 20253512 PMAQI
27th Jul 2025321 PMAQI
27th Jul 2025302 PMAQI
27th Jul 2025283 PMAQI
27th Jul 2025284 PMAQI
27th Jul 2025265 PMAQI
27th Jul 2025246 PMAQI
27th Jul 2025257 PMAQI
27th Jul 2025268 PMAQI
27th Jul 2025229 PMAQI
27th Jul 20251910 PMAQI
27th Jul 20251911 PMAQI
28th Jul 20251912 AMAQI
28th Jul 2025191 AMAQI
28th Jul 2025212 AMAQI
28th Jul 2025233 AMAQI
28th Jul 2025254 AMAQI
24°C17/31°C
28th Jul 2025215 AMAQI
28th Jul 2025246 AMAQI
28th Jul 2025247 AMAQI
28th Jul 2025248 AMAQI
28th Jul 2025229 AMAQI
28th Jul 20252410 AMAQI
28th Jul 20252911 AMAQI
28th Jul 20253512 PMAQI
28th Jul 2025351 PMAQI
28th Jul 2025312 PMAQI
28th Jul 2025323 PMAQI
28th Jul 2025324 PMAQI
28th Jul 2025325 PMAQI
28th Jul 2025296 PMAQI
28th Jul 2025247 PMAQI
28th Jul 2025248 PMAQI
28th Jul 2025249 PMAQI
28th Jul 20252210 PMAQI
28th Jul 20252011 PMAQI
29th Jul 20252012 AMAQI
29th Jul 2025261 AMAQI
29th Jul 2025282 AMAQI
29th Jul 2025283 AMAQI
29th Jul 2025314 AMAQI
26°C19/34°C
29th Jul 2025305 AMAQI
29th Jul 2025366 AMAQI
29th Jul 2025327 AMAQI
29th Jul 2025328 AMAQI
29th Jul 2025349 AMAQI
29th Jul 20253110 AMAQI
29th Jul 20253511 AMAQI
29th Jul 20253812 PMAQI
29th Jul 2025381 PMAQI
29th Jul 2025352 PMAQI
29th Jul 2025333 PMAQI
29th Jul 2025284 PMAQI
29th Jul 2025255 PMAQI
29th Jul 2025296 PMAQI
29th Jul 2025317 PMAQI
29th Jul 2025308 PMAQI
29th Jul 2025289 PMAQI
29th Jul 20252810 PMAQI
29th Jul 20252411 PMAQI
30th Jul 20252412 AMAQI
30th Jul 2025241 AMAQI
30th Jul 2025252 AMAQI
30th Jul 2025263 AMAQI
30th Jul 2025254 AMAQI
27°C20/35°C
30th Jul 2025245 AMAQI
30th Jul 2025336 AMAQI
30th Jul 2025337 AMAQI
30th Jul 2025338 AMAQI
30th Jul 2025329 AMAQI
30th Jul 20253210 AMAQI
30th Jul 20253611 AMAQI
30th Jul 20253512 PMAQI
30th Jul 2025451 PMAQI
30th Jul 2025352 PMAQI
30th Jul 2025363 PMAQI
30th Jul 2025364 PMAQI
30th Jul 2025365 PMAQI
30th Jul 2025366 PMAQI
30th Jul 2025367 PMAQI
30th Jul 2025368 PMAQI
30th Jul 2025349 PMAQI
30th Jul 20253110 PMAQI
30th Jul 20252711 PMAQI
31st Jul 20252512 AMAQI
31st Jul 2025261 AMAQI
31st Jul 2025282 AMAQI
31st Jul 2025433 AMAQI
31st Jul 2025374 AMAQI
26°C20/34°C
31st Jul 2025445 AMAQI
31st Jul 2025356 AMAQI
31st Jul 2025357 AMAQI
31st Jul 2025388 AMAQI
31st Jul 2025319 AMAQI
31st Jul 20253610 AMAQI
31st Jul 20254111 AMAQI
31st Jul 20254412 PMAQI
31st Jul 2025481 PMAQI
31st Jul 2025472 PMAQI
31st Jul 2025423 PMAQI
31st Jul 2025414 PMAQI
31st Jul 2025425 PMAQI
31st Jul 2025416 PMAQI
31st Jul 2025387 PMAQI
31st Jul 2025298 PMAQI
31st Jul 2025309 PMAQI
31st Jul 20253710 PMAQI
31st Jul 20252811 PMAQI
1st Aug 20252512 AMAQI
1st Aug 2025271 AMAQI
1st Aug 2025282 AMAQI
1st Aug 2025343 AMAQI
1st Aug 2025364 AMAQI
27°C19/35°C
1st Aug 2025425 AMAQI
1st Aug 2025376 AMAQI
1st Aug 2025347 AMAQI
1st Aug 2025348 AMAQI
1st Aug 2025389 AMAQI
1st Aug 20254010 AMAQI
1st Aug 20254411 AMAQI
1st Aug 20254712 PMAQI
1st Aug 2025461 PMAQI
1st Aug 2025412 PMAQI
1st Aug 2025373 PMAQI
1st Aug 2025364 PMAQI
1st Aug 2025375 PMAQI
1st Aug 2025386 PMAQI
1st Aug 2025377 PMAQI
1st Aug 2025338 PMAQI
1st Aug 2025279 PMAQI
1st Aug 20252410 PMAQI
1st Aug 20252011 PMAQI
2nd Aug 20252612 AMAQI
2nd Aug 2025241 AMAQI
2nd Aug 2025302 AMAQI
2nd Aug 2025273 AMAQI
2nd Aug 2025284 AMAQI
27°C20/36°C
2nd Aug 2025315 AMAQI
2nd Aug 2025346 AMAQI
2nd Aug 2025377 AMAQI
2nd Aug 2025358 AMAQI
2nd Aug 2025299 AMAQI
2nd Aug 20253210 AMAQI
2nd Aug 20253811 AMAQI
2nd Aug 20254212 PMAQI
2nd Aug 2025421 PMAQI
2nd Aug 2025452 PMAQI
2nd Aug 2025413 PMAQI
2nd Aug 2025394 PMAQI
2nd Aug 2025465 PMAQI
2nd Aug 2025476 PMAQI
2nd Aug 2025367 PMAQI
2nd Aug 2025338 PMAQI
2nd Aug 2025329 PMAQI
2nd Aug 20253110 PMAQI
2nd Aug 20252811 PMAQI
3rd Aug 20252912 AMAQI
3rd Aug 2025281 AMAQI
3rd Aug 2025312 AMAQI
3rd Aug 2025323 AMAQI
3rd Aug 2025444 AMAQI
27°C19/35°C
3rd Aug 2025395 AMAQI
3rd Aug 2025416 AMAQI
3rd Aug 2025387 AMAQI
3rd Aug 2025378 AMAQI
3rd Aug 2025329 AMAQI
3rd Aug 20253610 AMAQI
3rd Aug 20253711 AMAQI
3rd Aug 20253512 PMAQI
3rd Aug 2025391 PMAQI
3rd Aug 2025372 PMAQI
3rd Aug 2025363 PMAQI
3rd Aug 2025364 PMAQI
3rd Aug 2025345 PMAQI
3rd Aug 2025416 PMAQI
3rd Aug 2025377 PMAQI
3rd Aug 2025378 PMAQI
3rd Aug 2025399 PMAQI
3rd Aug 20253810 PMAQI
3rd Aug 20253611 PMAQI
4th Aug 20253012 AMAQI
4th Aug 2025261 AMAQI
4th Aug 2025262 AMAQI
4th Aug 2025303 AMAQI
4th Aug 2025304 AMAQI
27°C19/34°C
4th Aug 2025325 AMAQI
4th Aug 2025296 AMAQI
4th Aug 2025297 AMAQI
4th Aug 2025298 AMAQI
4th Aug 2025279 AMAQI
4th Aug 20252910 AMAQI
4th Aug 20253811 AMAQI
4th Aug 20254812 PMAQI
4th Aug 2025541 PMAQI
4th Aug 2025582 PMAQI
4th Aug 2025673 PMAQI
4th Aug 2025404 PMAQI
4th Aug 2025355 PMAQI
4th Aug 2025326 PMAQI
4th Aug 2025337 PMAQI
4th Aug 2025358 PMAQI
4th Aug 2025349 PMAQI
4th Aug 20253610 PMAQI
4th Aug 20254411 PMAQI
5th Aug 20254112 AMAQI
5th Aug 2025441 AMAQI
5th Aug 2025442 AMAQI
5th Aug 2025403 AMAQI
5th Aug 2025444 AMAQI
25°C18/31°C
5th Aug 2025425 AMAQI
5th Aug 2025406 AMAQI
5th Aug 2025367 AMAQI
5th Aug 2025398 AMAQI
5th Aug 2025369 AMAQI
5th Aug 20253810 AMAQI
5th Aug 20253811 AMAQI
5th Aug 20253812 PMAQI
5th Aug 2025381 PMAQI
5th Aug 2025352 PMAQI
5th Aug 2025323 PMAQI
5th Aug 2025314 PMAQI
5th Aug 2025385 PMAQI
5th Aug 2025306 PMAQI
5th Aug 2025377 PMAQI
5th Aug 2025368 PMAQI
5th Aug 2025289 PMAQI
5th Aug 20252810 PMAQI
5th Aug 20253011 PMAQI
6th Aug 20253612 AMAQI
6th Aug 2025301 AMAQI
6th Aug 2025282 AMAQI
6th Aug 2025283 AMAQI
6th Aug 2025304 AMAQI
25°C18/32°C
6th Aug 2025325 AMAQI
5 AM6th Aug 2025276 AMAQI
6th Aug 2025237 AMAQI
6th Aug 2025268 AMAQI
6th Aug 2025309 AMAQI
6th Aug 20253010 AMAQI
6th Aug 20253511 AMAQI
6th Aug 20253812 PMAQI
12 PM6th Aug 2025341 PMAQI
6th Aug 2025342 PMAQI
6th Aug 2025293 PMAQI
6th Aug 2025304 PMAQI
6th Aug 2025295 PMAQI
6th Aug 2025236 PMAQI
6th Aug 2025277 PMAQI
6th Aug 2025318 PMAQI
8 PM6th Aug 2025309 PMAQI
12 AM
4 AM
27°C20/35°C
Heure du jour
Heure moyenne la plus haute
11 AM - 3 PM
41AQI
5 heures / Jour
150 heures / Mois
Heure moyenne la plus basse
5 AM - 9 AM
34AQI
5 heures / Jour
150 heures / Mois
Au cours des 30 derniers jours, pendant la journée, l'AQI le plus élevé était entre 11 AM à 3 PM (Moyenne 41), tandis que l'AQI le plus bas était entre 5 AM à 9 AM (Moyenne 34).
Heure de la nuit
Heure moyenne la plus haute
12 AM - 11 PM
32AQI
8 heures / Jour
240 heures / Mois
Heure moyenne la plus basse
12 AM - 11 PM
32AQI
8 heures / Jour
240 heures / Mois
Au cours des 30 derniers jours, pendant la journée, l'AQI le plus élevé était entre 12 AM à 11 PM (Moyenne 32), tandis que l'AQI le plus bas était entre 12 AM à 11 PM (Moyenne 32).
Jours de 2025 Vs Qualité de l'Air
Grass Valley, California, United States
2025
97%
212
3%
6
Nombre total de jours avec différentes catégories AQI au cours des 219 derniers jours de 2025 (146 jours restants)
Bon
212 JoursModéré
6 JoursPauvre
0 JoursNon sain
0 JoursSévère
0 JoursDangereux
0 JoursSous les limites sécuritaires de l'OMS pour la qualité de l'air : 97%
Niveau de risque sanitaire:
Très faible
En 2025, 97% des 219 jours étaient dans les limites sécuritaires de l'OMS pour la qualité de l'air. Le risque de problèmes de santé est Très faible, mais les impacts sur la santé ne sont pas encore clairs.
Aperçus Annuels sur la Qualité de l'Air
Grass Valley, California, United States
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
29AQI
29AQI
2nd Janvier 2025
29AQI
29AQI
3rd Janvier 2025
31AQI
31AQI
4th Janvier 2025
26AQI
26AQI
5th Janvier 2025
27AQI
27AQI
6th Janvier 2025
24AQI
24AQI
7th Janvier 2025
34AQI
34AQI
8th Janvier 2025
28AQI
28AQI
9th Janvier 2025
30AQI
30AQI
10th Janvier 2025
29AQI
29AQI
11th Janvier 2025
33AQI
33AQI
12th Janvier 2025
28AQI
28AQI
13th Janvier 2025
28AQI
28AQI
14th Janvier 2025
30AQI
30AQI
15th Janvier 2025
37AQI
37AQI
16th Janvier 2025
31AQI
31AQI
17th Janvier 2025
35AQI
35AQI
18th Janvier 2025
43AQI
43AQI
19th Janvier 2025
46AQI
46AQI
20th Janvier 2025
33AQI
33AQI
21st Janvier 2025
31AQI
31AQI
22nd Janvier 2025
32AQI
32AQI
23rd Janvier 2025
33AQI
33AQI
24th Janvier 2025
33AQI
33AQI
25th Janvier 2025
36AQI
36AQI
26th Janvier 2025
28AQI
28AQI
27th Janvier 2025
31AQI
31AQI
28th Janvier 2025
40AQI
40AQI
29th Janvier 2025
52AQI
52AQI
30th Janvier 2025
57AQI
57AQI
31st Janvier 2025
47AQI
47AQI
1st Février 2025
24AQI
24AQI
2nd Février 2025
25AQI
25AQI
3rd Février 2025
24AQI
24AQI
4th Février 2025
27AQI
27AQI
5th Février 2025
27AQI
27AQI
6th Février 2025
27AQI
27AQI
7th Février 2025
36AQI
36AQI
8th Février 2025
27AQI
27AQI
9th Février 2025
29AQI
29AQI
10th Février 2025
30AQI
30AQI
11th Février 2025
32AQI
32AQI
12th Février 2025
34AQI
34AQI
13th Février 2025
29AQI
29AQI
14th Février 2025
28AQI
28AQI
15th Février 2025
28AQI
28AQI
16th Février 2025
29AQI
29AQI
17th Février 2025
29AQI
29AQI
18th Février 2025
28AQI
28AQI
19th Février 2025
28AQI
28AQI
20th Février 2025
28AQI
28AQI
21st Février 2025
30AQI
30AQI
22nd Février 2025
30AQI
30AQI
23rd Février 2025
29AQI
29AQI
24th Février 2025
28AQI
28AQI
25th Février 2025
28AQI
28AQI
26th Février 2025
31AQI
31AQI
27th Février 2025
34AQI
34AQI
28th Février 2025
32AQI
32AQI
1st Mars 2025
31AQI
31AQI
2nd Mars 2025
27AQI
27AQI
3rd Mars 2025
26AQI
26AQI
4th Mars 2025
30AQI
30AQI
5th Mars 2025
29AQI
29AQI
6th Mars 2025
26AQI
26AQI
7th Mars 2025
28AQI
28AQI
8th Mars 2025
30AQI
30AQI
9th Mars 2025
29AQI
29AQI
10th Mars 2025
31AQI
31AQI
11th Mars 2025
33AQI
33AQI
12th Mars 2025
29AQI
29AQI
13th Mars 2025
21AQI
21AQI
14th Mars 2025
17AQI
17AQI
15th Mars 2025
26AQI
26AQI
16th Mars 2025
30AQI
30AQI
17th Mars 2025
16AQI
16AQI
18th Mars 2025
18AQI
18AQI
19th Mars 2025
20AQI
20AQI
20th Mars 2025
20AQI
20AQI
21st Mars 2025
20AQI
20AQI
22nd Mars 2025
18AQI
18AQI
23rd Mars 2025
21AQI
21AQI
24th Mars 2025
22AQI
22AQI
25th Mars 2025
22AQI
22AQI
26th Mars 2025
29AQI
29AQI
27th Mars 2025
24AQI
24AQI
28th Mars 2025
26AQI
26AQI
29th Mars 2025
23AQI
23AQI
30th Mars 2025
28AQI
28AQI
31st Mars 2025
25AQI
25AQI
1st Avril 2025
20AQI
20AQI
2nd Avril 2025
19AQI
19AQI
3rd Avril 2025
21AQI
21AQI
4th Avril 2025
21AQI
21AQI
5th Avril 2025
17AQI
17AQI
6th Avril 2025
26AQI
26AQI
7th Avril 2025
19AQI
19AQI
8th Avril 2025
20AQI
20AQI
9th Avril 2025
20AQI
20AQI
10th Avril 2025
21AQI
21AQI
11th Avril 2025
26AQI
26AQI
12th Avril 2025
25AQI
25AQI
13th Avril 2025
27AQI
27AQI
14th Avril 2025
24AQI
24AQI
15th Avril 2025
31AQI
31AQI
16th Avril 2025
34AQI
34AQI
17th Avril 2025
31AQI
31AQI
18th Avril 2025
30AQI
30AQI
19th Avril 2025
23AQI
23AQI
20th Avril 2025
28AQI
28AQI
21st Avril 2025
25AQI
25AQI
22nd Avril 2025
36AQI
36AQI
23rd Avril 2025
30AQI
30AQI
24th Avril 2025
37AQI
37AQI
25th Avril 2025
30AQI
30AQI
26th Avril 2025
36AQI
36AQI
27th Avril 2025
23AQI
23AQI
28th Avril 2025
20AQI
20AQI
29th Avril 2025
28AQI
28AQI
30th Avril 2025
37AQI
37AQI
1st Mai 2025
24AQI
24AQI
2nd Mai 2025
29AQI
29AQI
3rd Mai 2025
28AQI
28AQI
4th Mai 2025
20AQI
20AQI
5th Mai 2025
17AQI
17AQI
6th Mai 2025
18AQI
18AQI
7th Mai 2025
26AQI
26AQI
8th Mai 2025
35AQI
35AQI
9th Mai 2025
30AQI
30AQI
10th Mai 2025
25AQI
25AQI
11th Mai 2025
22AQI
22AQI
12th Mai 2025
22AQI
22AQI
13th Mai 2025
24AQI
24AQI
14th Mai 2025
20AQI
20AQI
15th Mai 2025
19AQI
19AQI
16th Mai 2025
21AQI
21AQI
17th Mai 2025
28AQI
28AQI
18th Mai 2025
27AQI
27AQI
19th Mai 2025
21AQI
21AQI
20th Mai 2025
17AQI
17AQI
21st Mai 2025
21AQI
21AQI
22nd Mai 2025
23AQI
23AQI
23rd Mai 2025
23AQI
23AQI
24th Mai 2025
30AQI
30AQI
25th Mai 2025
30AQI
30AQI
26th Mai 2025
23AQI
23AQI
27th Mai 2025
23AQI
23AQI
28th Mai 2025
30AQI
30AQI
29th Mai 2025
32AQI
32AQI
30th Mai 2025
35AQI
35AQI
31st Mai 2025
39AQI
39AQI
1st Juin 2025
31AQI
31AQI
2nd Juin 2025
30AQI
30AQI
3rd Juin 2025
42AQI
42AQI
4th Juin 2025
37AQI
37AQI
5th Juin 2025
36AQI
36AQI
6th Juin 2025
37AQI
37AQI
7th Juin 2025
40AQI
40AQI
8th Juin 2025
40AQI
40AQI
9th Juin 2025
34AQI
34AQI
10th Juin 2025
41AQI
41AQI
11th Juin 2025
41AQI
41AQI
12th Juin 2025
40AQI
40AQI
13th Juin 2025
42AQI
42AQI
14th Juin 2025
40AQI
40AQI
15th Juin 2025
38AQI
38AQI
16th Juin 2025
37AQI
37AQI
17th Juin 2025
38AQI
38AQI
18th Juin 2025
36AQI
36AQI
19th Juin 2025
30AQI
30AQI
20th Juin 2025
36AQI
36AQI
21st Juin 2025
33AQI
33AQI
22nd Juin 2025
30AQI
30AQI
23rd Juin 2025
26AQI
26AQI
24th Juin 2025
28AQI
28AQI
25th Juin 2025
33AQI
33AQI
26th Juin 2025
38AQI
38AQI
27th Juin 2025
43AQI
43AQI
28th Juin 2025
44AQI
44AQI
29th Juin 2025
45AQI
45AQI
30th Juin 2025
43AQI
43AQI
1st Juillet 2025
37AQI
37AQI
2nd Juillet 2025
38AQI
38AQI
3rd Juillet 2025
41AQI
41AQI
4th Juillet 2025
30AQI
30AQI
5th Juillet 2025
29AQI
29AQI
6th Juillet 2025
28AQI
28AQI
7th Juillet 2025
27AQI
27AQI
8th Juillet 2025
30AQI
30AQI
9th Juillet 2025
29AQI
29AQI
10th Juillet 2025
36AQI
36AQI
11th Juillet 2025
53AQI
53AQI
12th Juillet 2025
59AQI
59AQI
13th Juillet 2025
62AQI
62AQI
14th Juillet 2025
53AQI
53AQI
15th Juillet 2025
49AQI
49AQI
16th Juillet 2025
42AQI
42AQI
17th Juillet 2025
37AQI
37AQI
18th Juillet 2025
38AQI
38AQI
19th Juillet 2025
36AQI
36AQI
20th Juillet 2025
36AQI
36AQI
21st Juillet 2025
29AQI
29AQI
22nd Juillet 2025
24AQI
24AQI
23rd Juillet 2025
22AQI
22AQI
24th Juillet 2025
23AQI
23AQI
25th Juillet 2025
24AQI
24AQI
26th Juillet 2025
24AQI
24AQI
27th Juillet 2025
25AQI
25AQI
28th Juillet 2025
25AQI
25AQI
29th Juillet 2025
30AQI
30AQI
30th Juillet 2025
31AQI
31AQI
31st Juillet 2025
37AQI
37AQI
1st Août 2025
35AQI
35AQI
2nd Août 2025
34AQI
34AQI
3rd Août 2025
36AQI
36AQI
4th Août 2025
35AQI
35AQI
5th Août 2025
37AQI
37AQI
6th Août 2025
30AQI
30AQI
34AQI
29AQI
25AQI
26AQI
25AQI
37AQI
35AQI
35AQI
Nombre de jours
Jan.Fév.Mar.Avr.MaiJuinJuil.AoûtSep.Oct.Nov.Déc.Jours totaux
202530AQI
29
2
28
31
30
31
30
27
4
6
212
6
Le plus élevé AQI enregistré en
Juin37AQI
Le plus bas AQI enregistré en
Mars25AQI
202433AQI
31
29
31
30
31
29
30
1
23
8
29
1
31
29
1
31
354
11
Le plus élevé AQI enregistré en
Août45AQI
Le plus bas AQI enregistré en
Janvier22AQI
202338AQI
31
24
4
30
1
30
29
2
27
3
22
9
27
4
26
4
28
2
29
31
334
29
Le plus élevé AQI enregistré en
Juillet47AQI
Le plus bas AQI enregistré en
Décembre27AQI
202236AQI
29
1
22
31
17
31
29
1
17
4
1
2
18
7
3
1
29
2
29
1
31
284
18
3
1
Le plus élevé AQI enregistré en
Septembre56AQI
Le plus bas AQI enregistré en
Mars28AQI
202139AQI
30
28
31
29
1
31
29
1
24
7
9
6
11
4
1
15
15
29
2
29
1
29
313
33
11
4
1
Le plus élevé AQI enregistré en
Août100AQI
Le plus bas AQI enregistré en
Janvier26AQI
202049AQI
1
12
19
30
31
16
3
7
5
7
7
12
2
1
21
6
2
30
31
198
16
21
5
2
1
Le plus élevé AQI enregistré en
Septembre107AQI
Le plus bas AQI enregistré en
Mars26AQI
Années les plus & moins polluées des 6 dernières années
Année la plus polluée enregistrée
2020(Moyenne)
49AQIAnnée la moins polluée enregistrée
2025(Moyenne)
30AQILa qualité de l'air annuelle de Grass Valley pour l'année 2025 AQI (30) montre un changement moyen de pourcentage de -20.7% (amélioré AQI) par rapport aux années précédentes : 2020 (49), 2021 (39), 2022 (36), 2023 (38), 2024 (33).
