Oroville, California, United States Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
August Air Quality Analysis
Oroville, California, United States
2021
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
1st Aug 2021
196AQILowest AQI recorded on
8th Aug 2021
18AQISame Day Analysis (8th August ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 2nd highest AQI at 33 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 9th Aug - 10th Aug 2025
Oroville, California, United States
AQI
Day
Night
.
6 AM9th Aug 2025
8 PM
5 AM10th Aug 2025
Day time
Avg. Highest Time
1PM9th Aug
48AQI
Avg. Lowest Time
6AM9th Aug
30AQI
Night time
Avg. Highest Time
10PM9th Aug
45AQI
Avg. Lowest Time
3AM10th Aug
39AQI
In the last 24 hours,
Oroville's AQI reached its highest point of 48 at 1 PM during the Day, while the lowest point, undefined, was recorded at 5 AM during the Night between 9th Aug and 10th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Oroville, California, United States
JulAug
11th - 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 - 10th10th
Day
Night
11th Jul 2025666 AMAQI
11th Jul 2025647 AMAQI
11th Jul 2025628 AMAQI
11th Jul 2025709 AMAQI
11th Jul 20256310 AMAQI
11th Jul 20256311 AMAQI
11th Jul 20256212 PMAQI
11th Jul 2025611 PMAQI
11th Jul 2025582 PMAQI
11th Jul 2025613 PMAQI
11th Jul 2025594 PMAQI
11th Jul 2025575 PMAQI
11th Jul 2025566 PMAQI
11th Jul 2025617 PMAQI
11th Jul 2025598 PMAQI
11th Jul 2025559 PMAQI
11th Jul 20255610 PMAQI
11th Jul 20255711 PMAQI
12th Jul 20255612 AMAQI
12th Jul 2025631 AMAQI
12th Jul 2025582 AMAQI
12th Jul 2025583 AMAQI
12th Jul 2025584 AMAQI
12th Jul 2025595 AMAQI
33°C24/42°C
12th Jul 2025686 AMAQI
12th Jul 2025597 AMAQI
12th Jul 2025588 AMAQI
12th Jul 2025569 AMAQI
12th Jul 20255810 AMAQI
12th Jul 20255911 AMAQI
12th Jul 20256012 PMAQI
12th Jul 2025581 PMAQI
12th Jul 2025602 PMAQI
12th Jul 2025593 PMAQI
12th Jul 2025594 PMAQI
12th Jul 2025595 PMAQI
12th Jul 2025606 PMAQI
12th Jul 2025607 PMAQI
12th Jul 2025588 PMAQI
12th Jul 2025589 PMAQI
12th Jul 20255910 PMAQI
12th Jul 20255811 PMAQI
13th Jul 20255712 AMAQI
13th Jul 2025561 AMAQI
13th Jul 2025602 AMAQI
13th Jul 2025563 AMAQI
13th Jul 2025544 AMAQI
13th Jul 2025525 AMAQI
32°C22/42°C
13th Jul 2025436 AMAQI
13th Jul 2025497 AMAQI
13th Jul 2025468 AMAQI
13th Jul 2025419 AMAQI
13th Jul 20254010 AMAQI
13th Jul 20254011 AMAQI
13th Jul 20253912 PMAQI
13th Jul 2025421 PMAQI
13th Jul 2025442 PMAQI
13th Jul 2025483 PMAQI
13th Jul 2025484 PMAQI
13th Jul 2025505 PMAQI
13th Jul 2025506 PMAQI
13th Jul 2025527 PMAQI
13th Jul 2025528 PMAQI
13th Jul 2025539 PMAQI
13th Jul 20255110 PMAQI
13th Jul 20255211 PMAQI
14th Jul 20255312 AMAQI
14th Jul 2025511 AMAQI
14th Jul 2025512 AMAQI
14th Jul 2025503 AMAQI
14th Jul 2025434 AMAQI
14th Jul 2025365 AMAQI
31°C18/42°C
14th Jul 2025316 AMAQI
14th Jul 2025347 AMAQI
14th Jul 2025328 AMAQI
14th Jul 2025319 AMAQI
14th Jul 20253110 AMAQI
14th Jul 20253311 AMAQI
14th Jul 20253812 PMAQI
14th Jul 2025451 PMAQI
14th Jul 2025422 PMAQI
14th Jul 2025383 PMAQI
14th Jul 2025424 PMAQI
14th Jul 2025435 PMAQI
14th Jul 2025426 PMAQI
14th Jul 2025467 PMAQI
14th Jul 2025458 PMAQI
14th Jul 2025429 PMAQI
14th Jul 20254210 PMAQI
14th Jul 20254211 PMAQI
15th Jul 20254412 AMAQI
15th Jul 2025421 AMAQI
15th Jul 2025462 AMAQI
15th Jul 2025443 AMAQI
15th Jul 2025394 AMAQI
15th Jul 2025325 AMAQI
31°C19/42°C
15th Jul 2025306 AMAQI
15th Jul 2025327 AMAQI
15th Jul 2025328 AMAQI
15th Jul 2025299 AMAQI
15th Jul 20253110 AMAQI
15th Jul 20253111 AMAQI
15th Jul 20253112 PMAQI
15th Jul 2025341 PMAQI
15th Jul 2025362 PMAQI
15th Jul 2025383 PMAQI
15th Jul 2025384 PMAQI
15th Jul 2025385 PMAQI
15th Jul 2025386 PMAQI
15th Jul 2025407 PMAQI
15th Jul 2025398 PMAQI
15th Jul 2025409 PMAQI
15th Jul 20254110 PMAQI
15th Jul 20254211 PMAQI
16th Jul 20253912 AMAQI
16th Jul 2025381 AMAQI
16th Jul 2025362 AMAQI
16th Jul 2025323 AMAQI
16th Jul 2025284 AMAQI
16th Jul 2025265 AMAQI
28°C19/38°C
16th Jul 2025256 AMAQI
16th Jul 2025287 AMAQI
16th Jul 2025278 AMAQI
16th Jul 2025269 AMAQI
16th Jul 20252810 AMAQI
16th Jul 20253011 AMAQI
16th Jul 20253012 PMAQI
16th Jul 2025331 PMAQI
16th Jul 2025332 PMAQI
16th Jul 2025343 PMAQI
16th Jul 2025354 PMAQI
16th Jul 2025345 PMAQI
16th Jul 2025366 PMAQI
16th Jul 2025357 PMAQI
16th Jul 2025358 PMAQI
16th Jul 2025349 PMAQI
16th Jul 20253410 PMAQI
16th Jul 20253311 PMAQI
17th Jul 20253312 AMAQI
17th Jul 2025331 AMAQI
17th Jul 2025302 AMAQI
17th Jul 2025293 AMAQI
17th Jul 2025234 AMAQI
17th Jul 2025225 AMAQI
26°C15/36°C
17th Jul 2025226 AMAQI
17th Jul 2025227 AMAQI
17th Jul 2025228 AMAQI
17th Jul 2025229 AMAQI
17th Jul 20252410 AMAQI
17th Jul 20252411 AMAQI
17th Jul 20252412 PMAQI
17th Jul 2025271 PMAQI
17th Jul 2025312 PMAQI
17th Jul 2025303 PMAQI
17th Jul 2025344 PMAQI
17th Jul 2025345 PMAQI
17th Jul 2025326 PMAQI
17th Jul 2025307 PMAQI
17th Jul 2025298 PMAQI
17th Jul 2025319 PMAQI
17th Jul 20253010 PMAQI
17th Jul 20253111 PMAQI
18th Jul 20253212 AMAQI
18th Jul 2025311 AMAQI
18th Jul 2025282 AMAQI
18th Jul 2025283 AMAQI
18th Jul 2025274 AMAQI
18th Jul 2025265 AMAQI
26°C14/37°C
18th Jul 2025256 AMAQI
18th Jul 2025237 AMAQI
18th Jul 2025238 AMAQI
18th Jul 2025239 AMAQI
18th Jul 20252310 AMAQI
18th Jul 20252411 AMAQI
18th Jul 20252612 PMAQI
18th Jul 2025281 PMAQI
18th Jul 2025282 PMAQI
18th Jul 2025313 PMAQI
18th Jul 2025314 PMAQI
18th Jul 2025325 PMAQI
18th Jul 2025336 PMAQI
18th Jul 2025277 PMAQI
18th Jul 2025268 PMAQI
18th Jul 2025339 PMAQI
18th Jul 20253110 PMAQI
18th Jul 20253211 PMAQI
19th Jul 20253212 AMAQI
19th Jul 2025321 AMAQI
19th Jul 2025342 AMAQI
19th Jul 2025313 AMAQI
19th Jul 2025364 AMAQI
19th Jul 2025325 AMAQI
28°C17/38°C
19th Jul 2025306 AMAQI
19th Jul 2025307 AMAQI
19th Jul 2025298 AMAQI
19th Jul 2025309 AMAQI
19th Jul 20253210 AMAQI
19th Jul 20253111 AMAQI
19th Jul 20253112 PMAQI
19th Jul 2025331 PMAQI
19th Jul 2025332 PMAQI
19th Jul 2025353 PMAQI
19th Jul 2025354 PMAQI
19th Jul 2025335 PMAQI
19th Jul 2025336 PMAQI
19th Jul 2025327 PMAQI
19th Jul 2025338 PMAQI
19th Jul 2025319 PMAQI
19th Jul 20253010 PMAQI
19th Jul 20253111 PMAQI
20th Jul 20253012 AMAQI
20th Jul 2025301 AMAQI
20th Jul 2025302 AMAQI
20th Jul 2025303 AMAQI
20th Jul 2025244 AMAQI
20th Jul 2025245 AMAQI
28°C17/39°C
20th Jul 2025246 AMAQI
20th Jul 2025267 AMAQI
20th Jul 2025248 AMAQI
20th Jul 2025229 AMAQI
20th Jul 20252310 AMAQI
20th Jul 20252311 AMAQI
20th Jul 20252612 PMAQI
20th Jul 2025241 PMAQI
20th Jul 2025242 PMAQI
20th Jul 2025263 PMAQI
20th Jul 2025254 PMAQI
20th Jul 2025265 PMAQI
20th Jul 2025296 PMAQI
20th Jul 2025267 PMAQI
20th Jul 2025268 PMAQI
20th Jul 2025279 PMAQI
20th Jul 20252810 PMAQI
20th Jul 20252811 PMAQI
21st Jul 20252612 AMAQI
21st Jul 2025271 AMAQI
21st Jul 2025302 AMAQI
21st Jul 2025313 AMAQI
21st Jul 2025354 AMAQI
21st Jul 2025325 AMAQI
27°C17/38°C
21st Jul 2025326 AMAQI
21st Jul 2025307 AMAQI
21st Jul 2025318 AMAQI
21st Jul 2025329 AMAQI
21st Jul 20253110 AMAQI
21st Jul 20253111 AMAQI
21st Jul 20253212 PMAQI
21st Jul 2025341 PMAQI
21st Jul 2025322 PMAQI
21st Jul 2025313 PMAQI
21st Jul 2025314 PMAQI
21st Jul 2025315 PMAQI
21st Jul 2025306 PMAQI
21st Jul 2025307 PMAQI
21st Jul 2025298 PMAQI
21st Jul 2025269 PMAQI
21st Jul 20252410 PMAQI
21st Jul 20252611 PMAQI
22nd Jul 20252712 AMAQI
22nd Jul 2025251 AMAQI
22nd Jul 2025252 AMAQI
22nd Jul 2025243 AMAQI
22nd Jul 2025204 AMAQI
22nd Jul 2025175 AMAQI
23°C15/32°C
22nd Jul 2025166 AMAQI
22nd Jul 2025167 AMAQI
22nd Jul 2025168 AMAQI
22nd Jul 2025189 AMAQI
22nd Jul 20251810 AMAQI
22nd Jul 20251811 AMAQI
22nd Jul 20251712 PMAQI
22nd Jul 2025181 PMAQI
22nd Jul 2025222 PMAQI
22nd Jul 2025223 PMAQI
22nd Jul 2025204 PMAQI
22nd Jul 2025225 PMAQI
22nd Jul 2025226 PMAQI
22nd Jul 2025227 PMAQI
22nd Jul 2025208 PMAQI
22nd Jul 2025229 PMAQI
22nd Jul 20252010 PMAQI
22nd Jul 20252311 PMAQI
23rd Jul 20252312 AMAQI
23rd Jul 2025241 AMAQI
23rd Jul 2025232 AMAQI
23rd Jul 2025223 AMAQI
23rd Jul 2025204 AMAQI
23rd Jul 2025185 AMAQI
23°C14/32°C
23rd Jul 2025166 AMAQI
23rd Jul 2025167 AMAQI
23rd Jul 2025168 AMAQI
23rd Jul 2025169 AMAQI
23rd Jul 20251910 AMAQI
23rd Jul 20252011 AMAQI
23rd Jul 20252012 PMAQI
23rd Jul 2025201 PMAQI
23rd Jul 2025202 PMAQI
23rd Jul 2025223 PMAQI
23rd Jul 2025224 PMAQI
23rd Jul 2025215 PMAQI
23rd Jul 2025226 PMAQI
23rd Jul 2025217 PMAQI
23rd Jul 2025228 PMAQI
23rd Jul 2025239 PMAQI
23rd Jul 20252410 PMAQI
23rd Jul 20252411 PMAQI
24th Jul 20252412 AMAQI
24th Jul 2025221 AMAQI
24th Jul 2025222 AMAQI
24th Jul 2025193 AMAQI
24th Jul 2025164 AMAQI
24th Jul 2025185 AMAQI
23°C14/34°C
24th Jul 2025186 AMAQI
24th Jul 2025197 AMAQI
24th Jul 2025188 AMAQI
24th Jul 2025169 AMAQI
24th Jul 20252210 AMAQI
24th Jul 20253111 AMAQI
24th Jul 20253512 PMAQI
24th Jul 2025261 PMAQI
24th Jul 2025222 PMAQI
24th Jul 2025223 PMAQI
24th Jul 2025214 PMAQI
24th Jul 2025225 PMAQI
24th Jul 2025216 PMAQI
24th Jul 2025227 PMAQI
24th Jul 2025238 PMAQI
24th Jul 2025219 PMAQI
24th Jul 20252210 PMAQI
24th Jul 20252111 PMAQI
25th Jul 20252012 AMAQI
25th Jul 2025201 AMAQI
25th Jul 2025202 AMAQI
25th Jul 2025193 AMAQI
25th Jul 2025194 AMAQI
25th Jul 2025245 AMAQI
25°C15/35°C
25th Jul 2025226 AMAQI
25th Jul 2025207 AMAQI
25th Jul 2025218 AMAQI
25th Jul 2025199 AMAQI
25th Jul 20252210 AMAQI
25th Jul 20252211 AMAQI
25th Jul 20252412 PMAQI
25th Jul 2025191 PMAQI
25th Jul 2025202 PMAQI
25th Jul 2025233 PMAQI
25th Jul 2025274 PMAQI
25th Jul 2025235 PMAQI
25th Jul 2025236 PMAQI
25th Jul 2025217 PMAQI
25th Jul 2025238 PMAQI
25th Jul 2025249 PMAQI
25th Jul 20252310 PMAQI
25th Jul 20252211 PMAQI
26th Jul 20252212 AMAQI
26th Jul 2025231 AMAQI
26th Jul 2025212 AMAQI
26th Jul 2025213 AMAQI
26th Jul 2025174 AMAQI
26th Jul 2025165 AMAQI
25°C15/35°C
26th Jul 2025186 AMAQI
26th Jul 2025167 AMAQI
26th Jul 2025178 AMAQI
26th Jul 2025169 AMAQI
26th Jul 20251810 AMAQI
26th Jul 20251811 AMAQI
26th Jul 20251812 PMAQI
26th Jul 2025221 PMAQI
26th Jul 2025202 PMAQI
26th Jul 2025203 PMAQI
26th Jul 2025214 PMAQI
26th Jul 2025195 PMAQI
26th Jul 2025206 PMAQI
26th Jul 2025217 PMAQI
26th Jul 2025218 PMAQI
26th Jul 2025219 PMAQI
26th Jul 20252010 PMAQI
26th Jul 20251911 PMAQI
27th Jul 20252012 AMAQI
27th Jul 2025211 AMAQI
27th Jul 2025222 AMAQI
27th Jul 2025203 AMAQI
27th Jul 2025184 AMAQI
27th Jul 2025225 AMAQI
24°C13/33°C
27th Jul 2025206 AMAQI
27th Jul 2025187 AMAQI
27th Jul 2025198 AMAQI
27th Jul 2025189 AMAQI
27th Jul 20251910 AMAQI
27th Jul 20251911 AMAQI
27th Jul 20252012 PMAQI
27th Jul 2025201 PMAQI
27th Jul 2025192 PMAQI
27th Jul 2025203 PMAQI
27th Jul 2025194 PMAQI
27th Jul 2025205 PMAQI
27th Jul 2025196 PMAQI
27th Jul 2025207 PMAQI
27th Jul 2025208 PMAQI
27th Jul 2025219 PMAQI
27th Jul 20252010 PMAQI
27th Jul 20252011 PMAQI
28th Jul 20252012 AMAQI
28th Jul 2025221 AMAQI
28th Jul 2025222 AMAQI
28th Jul 2025223 AMAQI
28th Jul 2025224 AMAQI
28th Jul 2025215 AMAQI
25°C14/35°C
28th Jul 2025196 AMAQI
28th Jul 2025217 AMAQI
28th Jul 2025218 AMAQI
28th Jul 2025219 AMAQI
28th Jul 20252510 AMAQI
28th Jul 20252811 AMAQI
28th Jul 20252912 PMAQI
28th Jul 2025321 PMAQI
28th Jul 2025292 PMAQI
28th Jul 2025273 PMAQI
28th Jul 2025334 PMAQI
28th Jul 2025315 PMAQI
28th Jul 2025336 PMAQI
28th Jul 2025247 PMAQI
28th Jul 2025248 PMAQI
28th Jul 2025279 PMAQI
28th Jul 20252610 PMAQI
28th Jul 20252811 PMAQI
29th Jul 20252812 AMAQI
29th Jul 2025301 AMAQI
29th Jul 2025292 AMAQI
29th Jul 2025283 AMAQI
29th Jul 2025304 AMAQI
29th Jul 2025295 AMAQI
27°C16/37°C
29th Jul 2025306 AMAQI
29th Jul 2025287 AMAQI
29th Jul 2025278 AMAQI
29th Jul 2025289 AMAQI
29th Jul 20252910 AMAQI
29th Jul 20253111 AMAQI
29th Jul 20253712 PMAQI
29th Jul 2025391 PMAQI
29th Jul 2025322 PMAQI
29th Jul 2025313 PMAQI
29th Jul 2025314 PMAQI
29th Jul 2025315 PMAQI
29th Jul 2025306 PMAQI
29th Jul 2025317 PMAQI
29th Jul 2025318 PMAQI
29th Jul 2025309 PMAQI
29th Jul 20253110 PMAQI
29th Jul 20253311 PMAQI
30th Jul 20253212 AMAQI
30th Jul 2025321 AMAQI
30th Jul 2025322 AMAQI
30th Jul 2025323 AMAQI
30th Jul 2025324 AMAQI
30th Jul 2025305 AMAQI
29°C20/38°C
30th Jul 2025296 AMAQI
30th Jul 2025317 AMAQI
30th Jul 2025328 AMAQI
30th Jul 2025329 AMAQI
30th Jul 20253310 AMAQI
30th Jul 20253811 AMAQI
30th Jul 20253612 PMAQI
30th Jul 2025341 PMAQI
30th Jul 2025342 PMAQI
30th Jul 2025343 PMAQI
30th Jul 2025344 PMAQI
30th Jul 2025345 PMAQI
30th Jul 2025346 PMAQI
30th Jul 2025347 PMAQI
30th Jul 2025348 PMAQI
30th Jul 2025349 PMAQI
30th Jul 20253310 PMAQI
30th Jul 20253211 PMAQI
31st Jul 20253212 AMAQI
31st Jul 2025331 AMAQI
31st Jul 2025342 AMAQI
31st Jul 2025353 AMAQI
31st Jul 2025324 AMAQI
31st Jul 2025305 AMAQI
27°C17/38°C
31st Jul 2025336 AMAQI
31st Jul 2025377 AMAQI
31st Jul 2025428 AMAQI
31st Jul 2025349 AMAQI
31st Jul 20253610 AMAQI
31st Jul 20253611 AMAQI
31st Jul 20253612 PMAQI
31st Jul 2025381 PMAQI
31st Jul 2025402 PMAQI
31st Jul 2025393 PMAQI
31st Jul 2025384 PMAQI
31st Jul 2025365 PMAQI
31st Jul 2025386 PMAQI
31st Jul 2025407 PMAQI
31st Jul 2025398 PMAQI
31st Jul 2025349 PMAQI
31st Jul 20253310 PMAQI
31st Jul 20253711 PMAQI
1st Aug 20254312 AMAQI
1st Aug 2025451 AMAQI
1st Aug 2025432 AMAQI
1st Aug 2025403 AMAQI
1st Aug 2025384 AMAQI
1st Aug 2025375 AMAQI
28°C17/39°C
1st Aug 2025306 AMAQI
1st Aug 2025327 AMAQI
1st Aug 2025308 AMAQI
1st Aug 2025299 AMAQI
1st Aug 20253010 AMAQI
1st Aug 20253611 AMAQI
1st Aug 20253612 PMAQI
1st Aug 2025351 PMAQI
1st Aug 2025362 PMAQI
1st Aug 2025343 PMAQI
1st Aug 2025364 PMAQI
1st Aug 2025385 PMAQI
1st Aug 2025406 PMAQI
1st Aug 2025377 PMAQI
1st Aug 2025348 PMAQI
1st Aug 2025359 PMAQI
1st Aug 20254210 PMAQI
1st Aug 20254311 PMAQI
2nd Aug 20254512 AMAQI
2nd Aug 2025371 AMAQI
2nd Aug 2025392 AMAQI
2nd Aug 2025363 AMAQI
2nd Aug 2025364 AMAQI
2nd Aug 2025385 AMAQI
29°C19/40°C
2nd Aug 2025366 AMAQI
2nd Aug 2025357 AMAQI
2nd Aug 2025328 AMAQI
2nd Aug 2025309 AMAQI
2nd Aug 20253110 AMAQI
2nd Aug 20253011 AMAQI
2nd Aug 20252812 PMAQI
2nd Aug 2025321 PMAQI
2nd Aug 2025332 PMAQI
2nd Aug 2025333 PMAQI
2nd Aug 2025344 PMAQI
2nd Aug 2025345 PMAQI
2nd Aug 2025346 PMAQI
2nd Aug 2025337 PMAQI
2nd Aug 2025348 PMAQI
2nd Aug 2025319 PMAQI
2nd Aug 20253410 PMAQI
2nd Aug 20253111 PMAQI
3rd Aug 20253212 AMAQI
3rd Aug 2025361 AMAQI
3rd Aug 2025372 AMAQI
3rd Aug 2025343 AMAQI
3rd Aug 2025344 AMAQI
3rd Aug 2025325 AMAQI
28°C18/39°C
3rd Aug 2025336 AMAQI
3rd Aug 2025307 AMAQI
3rd Aug 2025298 AMAQI
3rd Aug 2025289 AMAQI
3rd Aug 20252710 AMAQI
3rd Aug 20252811 AMAQI
3rd Aug 20253112 PMAQI
3rd Aug 2025341 PMAQI
3rd Aug 2025382 PMAQI
3rd Aug 2025383 PMAQI
3rd Aug 2025384 PMAQI
3rd Aug 2025375 PMAQI
3rd Aug 2025336 PMAQI
3rd Aug 2025327 PMAQI
3rd Aug 2025318 PMAQI
3rd Aug 2025309 PMAQI
3rd Aug 20253210 PMAQI
3rd Aug 20253511 PMAQI
4th Aug 20253712 AMAQI
4th Aug 2025351 AMAQI
4th Aug 2025332 AMAQI
4th Aug 2025383 AMAQI
4th Aug 2025384 AMAQI
4th Aug 2025385 AMAQI
28°C19/38°C
4th Aug 2025386 AMAQI
4th Aug 2025357 AMAQI
4th Aug 2025378 AMAQI
4th Aug 2025369 AMAQI
4th Aug 20253710 AMAQI
4th Aug 20253811 AMAQI
4th Aug 20254012 PMAQI
4th Aug 2025511 PMAQI
4th Aug 2025482 PMAQI
4th Aug 2025363 PMAQI
4th Aug 2025524 PMAQI
4th Aug 2025525 PMAQI
4th Aug 2025356 PMAQI
4th Aug 2025367 PMAQI
4th Aug 2025368 PMAQI
4th Aug 2025329 PMAQI
4th Aug 20253310 PMAQI
4th Aug 20253211 PMAQI
5th Aug 20253312 AMAQI
5th Aug 2025331 AMAQI
5th Aug 2025302 AMAQI
5th Aug 2025343 AMAQI
5th Aug 2025334 AMAQI
5th Aug 2025355 AMAQI
26°C17/35°C
5th Aug 2025326 AMAQI
5th Aug 2025337 AMAQI
5th Aug 2025318 AMAQI
5th Aug 2025339 AMAQI
5th Aug 20253410 AMAQI
5th Aug 20253511 AMAQI
5th Aug 20253812 PMAQI
5th Aug 2025361 PMAQI
5th Aug 2025362 PMAQI
5th Aug 2025333 PMAQI
5th Aug 2025304 PMAQI
5th Aug 2025455 PMAQI
5th Aug 2025446 PMAQI
5th Aug 2025367 PMAQI
5th Aug 2025328 PMAQI
5th Aug 2025289 PMAQI
5th Aug 20253010 PMAQI
5th Aug 20253611 PMAQI
6th Aug 20253612 AMAQI
6th Aug 2025381 AMAQI
6th Aug 2025402 AMAQI
6th Aug 2025383 AMAQI
6th Aug 2025384 AMAQI
6th Aug 2025365 AMAQI
26°C18/36°C
6th Aug 2025336 AMAQI
6th Aug 2025347 AMAQI
6th Aug 2025308 AMAQI
6th Aug 2025309 AMAQI
6th Aug 20253310 AMAQI
6th Aug 20253311 AMAQI
6th Aug 20253912 PMAQI
6th Aug 2025391 PMAQI
6th Aug 2025432 PMAQI
6th Aug 2025433 PMAQI
6th Aug 2025414 PMAQI
6th Aug 2025385 PMAQI
6th Aug 2025406 PMAQI
6th Aug 2025367 PMAQI
6th Aug 2025328 PMAQI
6th Aug 2025289 PMAQI
6th Aug 20252510 PMAQI
6th Aug 20252711 PMAQI
7th Aug 20253412 AMAQI
7th Aug 2025321 AMAQI
7th Aug 2025322 AMAQI
7th Aug 2025343 AMAQI
7th Aug 2025294 AMAQI
7th Aug 2025315 AMAQI
28°C20/38°C
7th Aug 2025316 AMAQI
7th Aug 2025307 AMAQI
7th Aug 2025298 AMAQI
7th Aug 2025299 AMAQI
7th Aug 20253210 AMAQI
7th Aug 20254311 AMAQI
7th Aug 20254212 PMAQI
7th Aug 2025341 PMAQI
7th Aug 2025362 PMAQI
7th Aug 2025343 PMAQI
7th Aug 2025364 PMAQI
7th Aug 2025325 PMAQI
7th Aug 2025326 PMAQI
7th Aug 2025327 PMAQI
7th Aug 2025328 PMAQI
7th Aug 2025329 PMAQI
7th Aug 20253010 PMAQI
7th Aug 20253111 PMAQI
8th Aug 20253412 AMAQI
8th Aug 2025331 AMAQI
8th Aug 2025342 AMAQI
8th Aug 2025323 AMAQI
8th Aug 2025384 AMAQI
8th Aug 2025355 AMAQI
30°C22/40°C
8th Aug 2025306 AMAQI
8th Aug 2025307 AMAQI
8th Aug 2025268 AMAQI
8th Aug 2025299 AMAQI
8th Aug 20253410 AMAQI
8th Aug 20253911 AMAQI
8th Aug 20253812 PMAQI
8th Aug 2025341 PMAQI
8th Aug 2025352 PMAQI
8th Aug 2025353 PMAQI
8th Aug 2025324 PMAQI
8th Aug 2025355 PMAQI
8th Aug 2025346 PMAQI
8th Aug 2025337 PMAQI
8th Aug 2025338 PMAQI
8th Aug 2025299 PMAQI
8th Aug 20252810 PMAQI
8th Aug 20253211 PMAQI
9th Aug 20253912 AMAQI
9th Aug 2025401 AMAQI
9th Aug 2025452 AMAQI
9th Aug 2025423 AMAQI
9th Aug 2025354 AMAQI
9th Aug 2025345 AMAQI
32°C22/42°C
9th Aug 2025306 AMAQI
9th Aug 2025317 AMAQI
9th Aug 2025328 AMAQI
9th Aug 2025329 AMAQI
9th Aug 20253210 AMAQI
9th Aug 20254011 AMAQI
9th Aug 20254712 PMAQI
9th Aug 2025481 PMAQI
9th Aug 2025442 PMAQI
9th Aug 2025443 PMAQI
9th Aug 2025434 PMAQI
9th Aug 2025445 PMAQI
9th Aug 2025426 PMAQI
9th Aug 2025447 PMAQI
9th Aug 2025438 PMAQI
9th Aug 2025429 PMAQI
9th Aug 20254510 PMAQI
9th Aug 20254011 PMAQI
10th Aug 20254212 AMAQI
10th Aug 2025431 AMAQI
10th Aug 2025412 AMAQI
10th Aug 2025393 AMAQI
33°C24/43°C
6 AM
1 PM
8 PM
1 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
12 PM - 8 PM
34AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
6 AM - 9 AM
30AQI
4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 PM to 8 PM (Avg. 34), while the lowest AQI was between 6 AM to 9 AM (Avg. 30).
Night time
Avg. Highest Time
12 AM - 3 AM
35AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
4 AM - 11 PM
32AQI
5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 3 AM (Avg. 35), while the lowest AQI was between 4 AM to 11 PM (Avg. 32).
2025 Days Vs Air Quality
Oroville, California, United States
2025
95%
210
5%
10
Total number of days with different AQI categories in last 222 days in 2025 (143 days remaining)
Good
210 DaysModerate
10 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 95%
Health Risk Level:
Very Low
In 2025, 95% of 222 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
Oroville, California, United States
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
56AQI
56AQI
2nd January 2025
40AQI
40AQI
3rd January 2025
39AQI
39AQI
4th January 2025
24AQI
24AQI
5th January 2025
30AQI
30AQI
6th January 2025
28AQI
28AQI
7th January 2025
25AQI
25AQI
8th January 2025
26AQI
26AQI
9th January 2025
30AQI
30AQI
10th January 2025
38AQI
38AQI
11th January 2025
32AQI
32AQI
12th January 2025
27AQI
27AQI
13th January 2025
25AQI
25AQI
14th January 2025
27AQI
27AQI
15th January 2025
42AQI
42AQI
16th January 2025
43AQI
43AQI
17th January 2025
46AQI
46AQI
18th January 2025
49AQI
49AQI
19th January 2025
51AQI
51AQI
20th January 2025
37AQI
37AQI
21st January 2025
37AQI
37AQI
22nd January 2025
42AQI
42AQI
23rd January 2025
54AQI
54AQI
24th January 2025
55AQI
55AQI
25th January 2025
39AQI
39AQI
26th January 2025
33AQI
33AQI
27th January 2025
28AQI
28AQI
28th January 2025
48AQI
48AQI
29th January 2025
58AQI
58AQI
30th January 2025
68AQI
68AQI
31st January 2025
55AQI
55AQI
1st February 2025
37AQI
37AQI
2nd February 2025
23AQI
23AQI
3rd February 2025
22AQI
22AQI
4th February 2025
21AQI
21AQI
5th February 2025
26AQI
26AQI
6th February 2025
30AQI
30AQI
7th February 2025
25AQI
25AQI
8th February 2025
26AQI
26AQI
9th February 2025
28AQI
28AQI
10th February 2025
27AQI
27AQI
11th February 2025
34AQI
34AQI
12th February 2025
40AQI
40AQI
13th February 2025
28AQI
28AQI
14th February 2025
25AQI
25AQI
15th February 2025
26AQI
26AQI
16th February 2025
31AQI
31AQI
17th February 2025
27AQI
27AQI
18th February 2025
28AQI
28AQI
19th February 2025
27AQI
27AQI
20th February 2025
26AQI
26AQI
21st February 2025
24AQI
24AQI
22nd February 2025
41AQI
41AQI
23rd February 2025
32AQI
32AQI
24th February 2025
31AQI
31AQI
25th February 2025
24AQI
24AQI
26th February 2025
25AQI
25AQI
27th February 2025
30AQI
30AQI
28th February 2025
29AQI
29AQI
1st March 2025
29AQI
29AQI
2nd March 2025
24AQI
24AQI
3rd March 2025
21AQI
21AQI
4th March 2025
22AQI
22AQI
5th March 2025
24AQI
24AQI
6th March 2025
23AQI
23AQI
7th March 2025
26AQI
26AQI
8th March 2025
28AQI
28AQI
9th March 2025
33AQI
33AQI
10th March 2025
31AQI
31AQI
11th March 2025
30AQI
30AQI
12th March 2025
25AQI
25AQI
13th March 2025
20AQI
20AQI
14th March 2025
18AQI
18AQI
15th March 2025
31AQI
31AQI
16th March 2025
33AQI
33AQI
17th March 2025
15AQI
15AQI
18th March 2025
17AQI
17AQI
19th March 2025
20AQI
20AQI
20th March 2025
16AQI
16AQI
21st March 2025
19AQI
19AQI
22nd March 2025
20AQI
20AQI
23rd March 2025
19AQI
19AQI
24th March 2025
23AQI
23AQI
25th March 2025
28AQI
28AQI
26th March 2025
30AQI
30AQI
27th March 2025
17AQI
17AQI
28th March 2025
21AQI
21AQI
29th March 2025
17AQI
17AQI
30th March 2025
26AQI
26AQI
31st March 2025
20AQI
20AQI
1st April 2025
17AQI
17AQI
2nd April 2025
18AQI
18AQI
3rd April 2025
21AQI
21AQI
4th April 2025
23AQI
23AQI
5th April 2025
22AQI
22AQI
6th April 2025
27AQI
27AQI
7th April 2025
15AQI
15AQI
8th April 2025
15AQI
15AQI
9th April 2025
20AQI
20AQI
10th April 2025
23AQI
23AQI
11th April 2025
26AQI
26AQI
12th April 2025
24AQI
24AQI
13th April 2025
26AQI
26AQI
14th April 2025
23AQI
23AQI
15th April 2025
37AQI
37AQI
16th April 2025
36AQI
36AQI
17th April 2025
27AQI
27AQI
18th April 2025
29AQI
29AQI
19th April 2025
28AQI
28AQI
20th April 2025
33AQI
33AQI
21st April 2025
29AQI
29AQI
22nd April 2025
33AQI
33AQI
23rd April 2025
42AQI
42AQI
24th April 2025
47AQI
47AQI
25th April 2025
28AQI
28AQI
26th April 2025
27AQI
27AQI
27th April 2025
21AQI
21AQI
28th April 2025
21AQI
21AQI
29th April 2025
29AQI
29AQI
30th April 2025
33AQI
33AQI
1st May 2025
23AQI
23AQI
2nd May 2025
34AQI
34AQI
3rd May 2025
22AQI
22AQI
4th May 2025
23AQI
23AQI
5th May 2025
24AQI
24AQI
6th May 2025
23AQI
23AQI
7th May 2025
41AQI
41AQI
8th May 2025
40AQI
40AQI
9th May 2025
37AQI
37AQI
10th May 2025
31AQI
31AQI
11th May 2025
29AQI
29AQI
12th May 2025
18AQI
18AQI
13th May 2025
15AQI
15AQI
14th May 2025
18AQI
18AQI
15th May 2025
22AQI
22AQI
16th May 2025
24AQI
24AQI
17th May 2025
25AQI
25AQI
18th May 2025
21AQI
21AQI
19th May 2025
19AQI
19AQI
20th May 2025
17AQI
17AQI
21st May 2025
21AQI
21AQI
22nd May 2025
25AQI
25AQI
23rd May 2025
22AQI
22AQI
24th May 2025
31AQI
31AQI
25th May 2025
28AQI
28AQI
26th May 2025
18AQI
18AQI
27th May 2025
25AQI
25AQI
28th May 2025
33AQI
33AQI
29th May 2025
31AQI
31AQI
30th May 2025
36AQI
36AQI
31st May 2025
39AQI
39AQI
1st June 2025
38AQI
38AQI
2nd June 2025
44AQI
44AQI
3rd June 2025
41AQI
41AQI
4th June 2025
38AQI
38AQI
5th June 2025
41AQI
41AQI
6th June 2025
35AQI
35AQI
7th June 2025
38AQI
38AQI
8th June 2025
30AQI
30AQI
9th June 2025
32AQI
32AQI
10th June 2025
34AQI
34AQI
11th June 2025
41AQI
41AQI
12th June 2025
48AQI
48AQI
13th June 2025
49AQI
49AQI
14th June 2025
41AQI
41AQI
15th June 2025
36AQI
36AQI
16th June 2025
37AQI
37AQI
17th June 2025
38AQI
38AQI
18th June 2025
34AQI
34AQI
19th June 2025
32AQI
32AQI
20th June 2025
40AQI
40AQI
21st June 2025
22AQI
22AQI
22nd June 2025
18AQI
18AQI
23rd June 2025
21AQI
21AQI
24th June 2025
26AQI
26AQI
25th June 2025
28AQI
28AQI
26th June 2025
31AQI
31AQI
27th June 2025
36AQI
36AQI
28th June 2025
34AQI
34AQI
29th June 2025
36AQI
36AQI
30th June 2025
33AQI
33AQI
1st July 2025
34AQI
34AQI
2nd July 2025
35AQI
35AQI
3rd July 2025
42AQI
42AQI
4th July 2025
33AQI
33AQI
5th July 2025
53AQI
53AQI
6th July 2025
35AQI
35AQI
7th July 2025
29AQI
29AQI
8th July 2025
29AQI
29AQI
9th July 2025
25AQI
25AQI
10th July 2025
40AQI
40AQI
11th July 2025
59AQI
59AQI
12th July 2025
59AQI
59AQI
13th July 2025
50AQI
50AQI
14th July 2025
42AQI
42AQI
15th July 2025
38AQI
38AQI
16th July 2025
32AQI
32AQI
17th July 2025
28AQI
28AQI
18th July 2025
28AQI
28AQI
19th July 2025
32AQI
32AQI
20th July 2025
26AQI
26AQI
21st July 2025
30AQI
30AQI
22nd July 2025
21AQI
21AQI
23rd July 2025
21AQI
21AQI
24th July 2025
22AQI
22AQI
25th July 2025
22AQI
22AQI
26th July 2025
20AQI
20AQI
27th July 2025
20AQI
20AQI
28th July 2025
25AQI
25AQI
29th July 2025
31AQI
31AQI
30th July 2025
33AQI
33AQI
31st July 2025
35AQI
35AQI
1st August 2025
37AQI
37AQI
2nd August 2025
34AQI
34AQI
3rd August 2025
33AQI
33AQI
4th August 2025
38AQI
38AQI
5th August 2025
34AQI
34AQI
6th August 2025
35AQI
35AQI
7th August 2025
33AQI
33AQI
8th August 2025
33AQI
33AQI
40AQI
28AQI
23AQI
27AQI
26AQI
35AQI
33AQI
35AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202531AQI
24
7
28
31
30
31
30
28
3
8
210
10
Highest AQI recorded in
January40AQI
Lowest AQI recorded in
March23AQI
202435AQI
16
1
12
29
31
31
28
24
7
26
4
22
9
220
20
Highest AQI recorded in
October41AQI
Lowest AQI recorded in
March8AQI
202343AQI
3
19
12
19
15
Highest AQI recorded in
November60AQI
Lowest AQI recorded in
December41AQI
202245AQI
3
4
1
4
2
18
10
1
5
1
34
14
1
Highest AQI recorded in
November50AQI
Lowest AQI recorded in
December25AQI
202178AQI
1
5
1
1
1
9
13
6
3
4
5
14
23
7
4
1
Highest AQI recorded in
July106AQI
Lowest AQI recorded in
September47AQI
2020168AQI
1
3
10
5
4
5
3
1
2
4
10
6
6
5
3
Highest AQI recorded in
September173AQI
Lowest AQI recorded in
October126AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2020(Avg.)
168AQILeast Polluted Year Recorded
2025(Avg.)
31AQIOroville's annual 2025 AQI (31) shows an average percentage change of -43.01% (improved AQI) compared to previous years: 2020 (168), 2021 (78), 2022 (45), 2023 (43), 2024 (35).
