Porterville, 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
Porterville, California, United States
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
20th Aug 2021
145AQILowest AQI recorded on
18th Aug 2023
33AQISame Day Analysis (11th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 58 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 11th Aug - 12th Aug 2025
Porterville, California, United States
AQI
Day
Night
.
6 AM11th Aug 2025
8 PM
5 AM12th Aug 2025
Day time
Avg. Highest Time
6AM11th Aug
59AQI
Avg. Lowest Time
5PM11th Aug
52AQI
Night time
Avg. Highest Time
4AM12th Aug
62AQI
Avg. Lowest Time
10PM11th Aug
54AQI
In the last 24 hours,
Porterville's AQI reached its highest point of 62 at 4 AM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 11th Aug and 12th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Porterville, California, United States
JulAug
13th - 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 - 11th11th - 12th12th
Day
Night
13th Jul 2025456 AMAQI
13th Jul 2025487 AMAQI
13th Jul 2025488 AMAQI
13th Jul 2025469 AMAQI
13th Jul 20254610 AMAQI
13th Jul 20254611 AMAQI
13th Jul 20254512 PMAQI
13th Jul 2025461 PMAQI
13th Jul 2025532 PMAQI
13th Jul 2025543 PMAQI
13th Jul 2025544 PMAQI
13th Jul 2025545 PMAQI
13th Jul 2025536 PMAQI
13th Jul 2025527 PMAQI
13th Jul 2025538 PMAQI
13th Jul 2025539 PMAQI
13th Jul 20255310 PMAQI
13th Jul 20255511 PMAQI
14th Jul 20255612 AMAQI
14th Jul 2025571 AMAQI
14th Jul 2025572 AMAQI
14th Jul 2025563 AMAQI
14th Jul 2025594 AMAQI
14th Jul 2025635 AMAQI
31°C19/43°C
14th Jul 2025626 AMAQI
14th Jul 2025587 AMAQI
14th Jul 2025578 AMAQI
14th Jul 2025599 AMAQI
14th Jul 20255610 AMAQI
14th Jul 20255511 AMAQI
14th Jul 20255512 PMAQI
14th Jul 2025561 PMAQI
14th Jul 2025552 PMAQI
14th Jul 2025553 PMAQI
14th Jul 2025564 PMAQI
14th Jul 2025555 PMAQI
14th Jul 2025566 PMAQI
14th Jul 2025577 PMAQI
14th Jul 2025558 PMAQI
14th Jul 2025559 PMAQI
14th Jul 20255410 PMAQI
14th Jul 20255511 PMAQI
15th Jul 20255512 AMAQI
15th Jul 2025561 AMAQI
15th Jul 2025562 AMAQI
15th Jul 2025573 AMAQI
15th Jul 2025604 AMAQI
15th Jul 2025565 AMAQI
32°C21/44°C
15th Jul 2025566 AMAQI
15th Jul 2025627 AMAQI
15th Jul 2025568 AMAQI
15th Jul 2025559 AMAQI
15th Jul 20255510 AMAQI
15th Jul 20255511 AMAQI
15th Jul 20255412 PMAQI
15th Jul 2025531 PMAQI
15th Jul 2025532 PMAQI
15th Jul 2025553 PMAQI
15th Jul 2025554 PMAQI
15th Jul 2025555 PMAQI
15th Jul 2025556 PMAQI
15th Jul 2025557 PMAQI
15th Jul 2025548 PMAQI
15th Jul 2025539 PMAQI
15th Jul 20255310 PMAQI
15th Jul 20255411 PMAQI
16th Jul 20255512 AMAQI
16th Jul 2025561 AMAQI
16th Jul 2025522 AMAQI
16th Jul 2025503 AMAQI
16th Jul 2025384 AMAQI
16th Jul 2025265 AMAQI
30°C20/43°C
16th Jul 2025366 AMAQI
16th Jul 2025397 AMAQI
16th Jul 2025408 AMAQI
16th Jul 2025369 AMAQI
16th Jul 20253310 AMAQI
16th Jul 20254011 AMAQI
16th Jul 20254212 PMAQI
16th Jul 2025361 PMAQI
16th Jul 2025382 PMAQI
16th Jul 2025423 PMAQI
16th Jul 2025434 PMAQI
16th Jul 2025415 PMAQI
16th Jul 2025416 PMAQI
16th Jul 2025447 PMAQI
16th Jul 2025458 PMAQI
16th Jul 2025489 PMAQI
16th Jul 20254510 PMAQI
16th Jul 20254511 PMAQI
17th Jul 20254612 AMAQI
17th Jul 2025461 AMAQI
17th Jul 2025482 AMAQI
17th Jul 2025483 AMAQI
17th Jul 2025304 AMAQI
17th Jul 2025325 AMAQI
28°C17/40°C
17th Jul 2025306 AMAQI
17th Jul 2025287 AMAQI
17th Jul 2025268 AMAQI
17th Jul 2025259 AMAQI
17th Jul 20252810 AMAQI
17th Jul 20253511 AMAQI
17th Jul 20253812 PMAQI
17th Jul 2025401 PMAQI
17th Jul 2025432 PMAQI
17th Jul 2025423 PMAQI
17th Jul 2025424 PMAQI
17th Jul 2025395 PMAQI
17th Jul 2025396 PMAQI
17th Jul 2025407 PMAQI
17th Jul 2025428 PMAQI
17th Jul 2025439 PMAQI
17th Jul 20254010 PMAQI
17th Jul 20254111 PMAQI
18th Jul 20254412 AMAQI
18th Jul 2025461 AMAQI
18th Jul 2025452 AMAQI
18th Jul 2025463 AMAQI
18th Jul 2025424 AMAQI
18th Jul 2025395 AMAQI
28°C16/40°C
18th Jul 2025376 AMAQI
18th Jul 2025417 AMAQI
18th Jul 2025458 AMAQI
18th Jul 2025509 AMAQI
18th Jul 20255310 AMAQI
18th Jul 20254911 AMAQI
18th Jul 20255112 PMAQI
18th Jul 2025471 PMAQI
18th Jul 2025432 PMAQI
18th Jul 2025423 PMAQI
18th Jul 2025424 PMAQI
18th Jul 2025415 PMAQI
18th Jul 2025416 PMAQI
18th Jul 2025437 PMAQI
18th Jul 2025438 PMAQI
18th Jul 2025409 PMAQI
18th Jul 20254210 PMAQI
18th Jul 20254311 PMAQI
19th Jul 20254612 AMAQI
19th Jul 2025471 AMAQI
19th Jul 2025522 AMAQI
19th Jul 2025523 AMAQI
19th Jul 2025544 AMAQI
19th Jul 2025545 AMAQI
28°C17/41°C
19th Jul 2025546 AMAQI
19th Jul 2025527 AMAQI
19th Jul 2025528 AMAQI
19th Jul 2025509 AMAQI
19th Jul 20255410 AMAQI
19th Jul 20255411 AMAQI
19th Jul 20254812 PMAQI
19th Jul 2025461 PMAQI
19th Jul 2025452 PMAQI
19th Jul 2025463 PMAQI
19th Jul 2025464 PMAQI
19th Jul 2025485 PMAQI
19th Jul 2025496 PMAQI
19th Jul 2025487 PMAQI
19th Jul 2025498 PMAQI
19th Jul 2025519 PMAQI
19th Jul 20254810 PMAQI
19th Jul 20254711 PMAQI
20th Jul 20255012 AMAQI
20th Jul 2025531 AMAQI
20th Jul 2025542 AMAQI
20th Jul 2025543 AMAQI
20th Jul 2025554 AMAQI
20th Jul 2025535 AMAQI
30°C18/41°C
20th Jul 2025536 AMAQI
20th Jul 2025537 AMAQI
20th Jul 2025548 AMAQI
20th Jul 2025539 AMAQI
20th Jul 20254710 AMAQI
20th Jul 20254311 AMAQI
20th Jul 20254412 PMAQI
20th Jul 2025471 PMAQI
20th Jul 2025472 PMAQI
20th Jul 2025473 PMAQI
20th Jul 2025484 PMAQI
20th Jul 2025475 PMAQI
20th Jul 2025466 PMAQI
20th Jul 2025497 PMAQI
20th Jul 2025488 PMAQI
20th Jul 2025439 PMAQI
20th Jul 20254110 PMAQI
20th Jul 20254011 PMAQI
21st Jul 20254212 AMAQI
21st Jul 2025451 AMAQI
21st Jul 2025442 AMAQI
21st Jul 2025443 AMAQI
21st Jul 2025344 AMAQI
21st Jul 2025305 AMAQI
29°C18/41°C
21st Jul 2025386 AMAQI
21st Jul 2025407 AMAQI
21st Jul 2025408 AMAQI
21st Jul 2025339 AMAQI
21st Jul 20252810 AMAQI
21st Jul 20253211 AMAQI
21st Jul 20252912 PMAQI
21st Jul 2025281 PMAQI
21st Jul 2025342 PMAQI
21st Jul 2025333 PMAQI
21st Jul 2025324 PMAQI
21st Jul 2025325 PMAQI
21st Jul 2025336 PMAQI
21st Jul 2025357 PMAQI
21st Jul 2025348 PMAQI
21st Jul 2025339 PMAQI
21st Jul 20253510 PMAQI
21st Jul 20253411 PMAQI
22nd Jul 20253612 AMAQI
22nd Jul 2025361 AMAQI
22nd Jul 2025362 AMAQI
22nd Jul 2025413 AMAQI
22nd Jul 2025324 AMAQI
22nd Jul 2025255 AMAQI
27°C17/38°C
22nd Jul 2025206 AMAQI
22nd Jul 2025247 AMAQI
22nd Jul 2025248 AMAQI
22nd Jul 2025209 AMAQI
22nd Jul 20252510 AMAQI
22nd Jul 20252511 AMAQI
22nd Jul 20252412 PMAQI
22nd Jul 2025231 PMAQI
22nd Jul 2025262 PMAQI
22nd Jul 2025273 PMAQI
22nd Jul 2025254 PMAQI
22nd Jul 2025265 PMAQI
22nd Jul 2025266 PMAQI
22nd Jul 2025277 PMAQI
22nd Jul 2025278 PMAQI
22nd Jul 2025269 PMAQI
22nd Jul 20252710 PMAQI
22nd Jul 20252911 PMAQI
23rd Jul 20252812 AMAQI
23rd Jul 2025291 AMAQI
23rd Jul 2025282 AMAQI
23rd Jul 2025283 AMAQI
23rd Jul 2025354 AMAQI
23rd Jul 2025335 AMAQI
25°C15/35°C
23rd Jul 2025346 AMAQI
23rd Jul 2025327 AMAQI
23rd Jul 2025278 AMAQI
23rd Jul 2025269 AMAQI
23rd Jul 20252610 AMAQI
23rd Jul 20252611 AMAQI
23rd Jul 20252312 PMAQI
23rd Jul 2025211 PMAQI
23rd Jul 2025232 PMAQI
23rd Jul 2025273 PMAQI
23rd Jul 2025294 PMAQI
23rd Jul 2025295 PMAQI
23rd Jul 2025286 PMAQI
23rd Jul 2025277 PMAQI
23rd Jul 2025278 PMAQI
23rd Jul 2025279 PMAQI
23rd Jul 20252910 PMAQI
23rd Jul 20252811 PMAQI
24th Jul 20252912 AMAQI
24th Jul 2025301 AMAQI
24th Jul 2025302 AMAQI
24th Jul 2025303 AMAQI
24th Jul 2025214 AMAQI
24th Jul 2025175 AMAQI
24°C14/35°C
24th Jul 2025156 AMAQI
24th Jul 2025147 AMAQI
24th Jul 2025148 AMAQI
24th Jul 2025159 AMAQI
24th Jul 20251810 AMAQI
24th Jul 20251911 AMAQI
24th Jul 20252612 PMAQI
24th Jul 2025321 PMAQI
24th Jul 2025322 PMAQI
24th Jul 2025293 PMAQI
24th Jul 2025264 PMAQI
24th Jul 2025285 PMAQI
24th Jul 2025336 PMAQI
24th Jul 2025287 PMAQI
24th Jul 2025268 PMAQI
24th Jul 2025259 PMAQI
24th Jul 20252510 PMAQI
24th Jul 20252711 PMAQI
25th Jul 20252812 AMAQI
25th Jul 2025281 AMAQI
25th Jul 2025292 AMAQI
25th Jul 2025243 AMAQI
25th Jul 2025214 AMAQI
25th Jul 2025355 AMAQI
25°C14/36°C
25th Jul 2025266 AMAQI
25th Jul 2025217 AMAQI
25th Jul 2025268 AMAQI
25th Jul 2025249 AMAQI
25th Jul 20251810 AMAQI
25th Jul 20251811 AMAQI
25th Jul 20252512 PMAQI
25th Jul 2025271 PMAQI
25th Jul 2025242 PMAQI
25th Jul 2025233 PMAQI
25th Jul 2025264 PMAQI
25th Jul 2025255 PMAQI
25th Jul 2025266 PMAQI
25th Jul 2025267 PMAQI
25th Jul 2025268 PMAQI
25th Jul 2025269 PMAQI
25th Jul 20252410 PMAQI
25th Jul 20252411 PMAQI
26th Jul 20253012 AMAQI
26th Jul 2025341 AMAQI
26th Jul 2025382 AMAQI
26th Jul 2025383 AMAQI
26th Jul 2025394 AMAQI
26th Jul 2025315 AMAQI
24°C14/35°C
26th Jul 2025286 AMAQI
26th Jul 2025287 AMAQI
26th Jul 2025288 AMAQI
26th Jul 2025279 AMAQI
26th Jul 20252410 AMAQI
26th Jul 20252411 AMAQI
26th Jul 20252712 PMAQI
26th Jul 2025281 PMAQI
26th Jul 2025272 PMAQI
26th Jul 2025273 PMAQI
26th Jul 2025274 PMAQI
26th Jul 2025295 PMAQI
26th Jul 2025286 PMAQI
26th Jul 2025287 PMAQI
26th Jul 2025288 PMAQI
26th Jul 2025279 PMAQI
26th Jul 20252710 PMAQI
26th Jul 20253011 PMAQI
27th Jul 20253312 AMAQI
27th Jul 2025331 AMAQI
27th Jul 2025322 AMAQI
27th Jul 2025313 AMAQI
27th Jul 2025284 AMAQI
27th Jul 2025325 AMAQI
25°C15/36°C
27th Jul 2025406 AMAQI
27th Jul 2025407 AMAQI
27th Jul 2025328 AMAQI
27th Jul 2025339 AMAQI
27th Jul 20252810 AMAQI
27th Jul 20252611 AMAQI
27th Jul 20252412 PMAQI
27th Jul 2025261 PMAQI
27th Jul 2025272 PMAQI
27th Jul 2025283 PMAQI
27th Jul 2025294 PMAQI
27th Jul 2025305 PMAQI
27th Jul 2025326 PMAQI
27th Jul 2025327 PMAQI
27th Jul 2025308 PMAQI
27th Jul 2025279 PMAQI
27th Jul 20252510 PMAQI
27th Jul 20252611 PMAQI
28th Jul 20252812 AMAQI
28th Jul 2025331 AMAQI
28th Jul 2025362 AMAQI
28th Jul 2025353 AMAQI
28th Jul 2025344 AMAQI
28th Jul 2025395 AMAQI
26°C15/37°C
28th Jul 2025406 AMAQI
28th Jul 2025407 AMAQI
28th Jul 2025398 AMAQI
28th Jul 2025309 AMAQI
28th Jul 20253410 AMAQI
28th Jul 20253811 AMAQI
28th Jul 20253612 PMAQI
28th Jul 2025391 PMAQI
28th Jul 2025342 PMAQI
28th Jul 2025333 PMAQI
28th Jul 2025334 PMAQI
28th Jul 2025355 PMAQI
28th Jul 2025376 PMAQI
28th Jul 2025357 PMAQI
28th Jul 2025348 PMAQI
28th Jul 2025359 PMAQI
28th Jul 20253410 PMAQI
28th Jul 20253411 PMAQI
29th Jul 20253412 AMAQI
29th Jul 2025391 AMAQI
29th Jul 2025372 AMAQI
29th Jul 2025383 AMAQI
29th Jul 2025444 AMAQI
29th Jul 2025405 AMAQI
27°C16/39°C
29th Jul 2025386 AMAQI
29th Jul 2025357 AMAQI
29th Jul 2025428 AMAQI
29th Jul 2025429 AMAQI
29th Jul 20254710 AMAQI
29th Jul 20254411 AMAQI
29th Jul 20254212 PMAQI
29th Jul 2025361 PMAQI
29th Jul 2025402 PMAQI
29th Jul 2025423 PMAQI
29th Jul 2025414 PMAQI
29th Jul 2025405 PMAQI
29th Jul 2025416 PMAQI
29th Jul 2025407 PMAQI
29th Jul 2025398 PMAQI
29th Jul 2025409 PMAQI
29th Jul 20254210 PMAQI
29th Jul 20254011 PMAQI
30th Jul 20253912 AMAQI
30th Jul 2025401 AMAQI
30th Jul 2025402 AMAQI
30th Jul 2025373 AMAQI
30th Jul 2025384 AMAQI
30th Jul 2025375 AMAQI
28°C18/39°C
30th Jul 2025356 AMAQI
30th Jul 2025397 AMAQI
30th Jul 2025388 AMAQI
30th Jul 2025389 AMAQI
30th Jul 20253710 AMAQI
30th Jul 20253811 AMAQI
30th Jul 20253912 PMAQI
30th Jul 2025371 PMAQI
30th Jul 2025342 PMAQI
30th Jul 2025333 PMAQI
30th Jul 2025334 PMAQI
30th Jul 2025335 PMAQI
30th Jul 2025336 PMAQI
30th Jul 2025337 PMAQI
30th Jul 2025338 PMAQI
30th Jul 2025349 PMAQI
30th Jul 20253510 PMAQI
30th Jul 20253311 PMAQI
31st Jul 20253412 AMAQI
31st Jul 2025341 AMAQI
31st Jul 2025362 AMAQI
31st Jul 2025383 AMAQI
31st Jul 2025354 AMAQI
31st Jul 2025385 AMAQI
28°C17/39°C
31st Jul 2025376 AMAQI
31st Jul 2025387 AMAQI
31st Jul 2025368 AMAQI
31st Jul 2025369 AMAQI
31st Jul 20253810 AMAQI
31st Jul 20254211 AMAQI
31st Jul 20254212 PMAQI
31st Jul 2025451 PMAQI
31st Jul 2025502 PMAQI
31st Jul 2025463 PMAQI
31st Jul 2025424 PMAQI
31st Jul 2025385 PMAQI
31st Jul 2025366 PMAQI
31st Jul 2025407 PMAQI
31st Jul 2025398 PMAQI
31st Jul 2025389 PMAQI
31st Jul 20253810 PMAQI
31st Jul 20253711 PMAQI
1st Aug 20254112 AMAQI
1st Aug 2025421 AMAQI
1st Aug 2025442 AMAQI
1st Aug 2025483 AMAQI
1st Aug 2025484 AMAQI
1st Aug 2025475 AMAQI
29°C17/41°C
1st Aug 2025446 AMAQI
1st Aug 2025387 AMAQI
1st Aug 2025378 AMAQI
1st Aug 2025449 AMAQI
1st Aug 20254810 AMAQI
1st Aug 20254411 AMAQI
1st Aug 20254712 PMAQI
1st Aug 2025511 PMAQI
1st Aug 2025512 PMAQI
1st Aug 2025513 PMAQI
1st Aug 2025484 PMAQI
1st Aug 2025505 PMAQI
1st Aug 2025496 PMAQI
1st Aug 2025457 PMAQI
1st Aug 2025448 PMAQI
1st Aug 2025389 PMAQI
1st Aug 20253510 PMAQI
1st Aug 20253611 PMAQI
2nd Aug 20254112 AMAQI
2nd Aug 2025421 AMAQI
2nd Aug 2025412 AMAQI
2nd Aug 2025453 AMAQI
2nd Aug 2025484 AMAQI
2nd Aug 2025445 AMAQI
30°C19/41°C
2nd Aug 2025416 AMAQI
2nd Aug 2025427 AMAQI
2nd Aug 2025448 AMAQI
2nd Aug 2025439 AMAQI
2nd Aug 20254410 AMAQI
2nd Aug 20254611 AMAQI
2nd Aug 20254412 PMAQI
2nd Aug 2025471 PMAQI
2nd Aug 2025492 PMAQI
2nd Aug 2025473 PMAQI
2nd Aug 2025554 PMAQI
2nd Aug 2025575 PMAQI
2nd Aug 2025536 PMAQI
2nd Aug 2025457 PMAQI
2nd Aug 2025488 PMAQI
2nd Aug 2025499 PMAQI
2nd Aug 20254810 PMAQI
2nd Aug 20254611 PMAQI
3rd Aug 20254812 AMAQI
3rd Aug 2025501 AMAQI
3rd Aug 2025512 AMAQI
3rd Aug 2025523 AMAQI
3rd Aug 2025544 AMAQI
3rd Aug 2025535 AMAQI
29°C18/40°C
3rd Aug 2025506 AMAQI
3rd Aug 2025467 AMAQI
3rd Aug 2025438 AMAQI
3rd Aug 2025429 AMAQI
3rd Aug 20254410 AMAQI
3rd Aug 20254511 AMAQI
3rd Aug 20254012 PMAQI
3rd Aug 2025401 PMAQI
3rd Aug 2025392 PMAQI
3rd Aug 2025343 PMAQI
3rd Aug 2025354 PMAQI
3rd Aug 2025365 PMAQI
3rd Aug 2025406 PMAQI
3rd Aug 2025447 PMAQI
3rd Aug 2025428 PMAQI
3rd Aug 2025389 PMAQI
3rd Aug 20253510 PMAQI
3rd Aug 20253011 PMAQI
4th Aug 20253412 AMAQI
4th Aug 2025391 AMAQI
4th Aug 2025462 AMAQI
4th Aug 2025503 AMAQI
4th Aug 2025514 AMAQI
4th Aug 2025495 AMAQI
29°C18/41°C
4th Aug 2025436 AMAQI
4th Aug 2025427 AMAQI
4th Aug 2025408 AMAQI
4th Aug 2025399 AMAQI
4th Aug 20253910 AMAQI
4th Aug 20254111 AMAQI
4th Aug 20254112 PMAQI
4th Aug 2025371 PMAQI
4th Aug 2025382 PMAQI
4th Aug 2025383 PMAQI
4th Aug 2025384 PMAQI
4th Aug 2025395 PMAQI
4th Aug 2025446 PMAQI
4th Aug 2025387 PMAQI
4th Aug 2025428 PMAQI
4th Aug 2025479 PMAQI
4th Aug 20254410 PMAQI
4th Aug 20254011 PMAQI
5th Aug 20254012 AMAQI
5th Aug 2025411 AMAQI
5th Aug 2025402 AMAQI
5th Aug 2025413 AMAQI
5th Aug 2025444 AMAQI
5th Aug 2025425 AMAQI
26°C16/38°C
5th Aug 2025426 AMAQI
5th Aug 2025417 AMAQI
5th Aug 2025348 AMAQI
5th Aug 2025359 AMAQI
5th Aug 20253410 AMAQI
5th Aug 20253811 AMAQI
5th Aug 20253912 PMAQI
5th Aug 2025381 PMAQI
5th Aug 2025392 PMAQI
5th Aug 2025363 PMAQI
5th Aug 2025424 PMAQI
5th Aug 2025425 PMAQI
5th Aug 2025396 PMAQI
5th Aug 2025407 PMAQI
5th Aug 2025408 PMAQI
5th Aug 2025389 PMAQI
5th Aug 20253610 PMAQI
5th Aug 20253511 PMAQI
6th Aug 20253212 AMAQI
6th Aug 2025391 AMAQI
6th Aug 2025432 AMAQI
6th Aug 2025463 AMAQI
6th Aug 2025504 AMAQI
6th Aug 2025545 AMAQI
27°C17/38°C
6th Aug 2025546 AMAQI
6th Aug 2025477 AMAQI
6th Aug 2025448 AMAQI
6th Aug 2025459 AMAQI
6th Aug 20254410 AMAQI
6th Aug 20254711 AMAQI
6th Aug 20254912 PMAQI
6th Aug 2025481 PMAQI
6th Aug 2025512 PMAQI
6th Aug 2025523 PMAQI
6th Aug 2025504 PMAQI
6th Aug 2025485 PMAQI
6th Aug 2025446 PMAQI
6th Aug 2025467 PMAQI
6th Aug 2025428 PMAQI
6th Aug 2025369 PMAQI
6th Aug 20253310 PMAQI
6th Aug 20253711 PMAQI
7th Aug 20254612 AMAQI
7th Aug 2025501 AMAQI
7th Aug 2025532 AMAQI
7th Aug 2025533 AMAQI
7th Aug 2025514 AMAQI
7th Aug 2025525 AMAQI
29°C18/41°C
7th Aug 2025516 AMAQI
7th Aug 2025517 AMAQI
7th Aug 2025498 AMAQI
7th Aug 2025429 AMAQI
7th Aug 20254410 AMAQI
7th Aug 20254211 AMAQI
7th Aug 20254412 PMAQI
7th Aug 2025461 PMAQI
7th Aug 2025472 PMAQI
7th Aug 2025443 PMAQI
7th Aug 2025454 PMAQI
7th Aug 2025485 PMAQI
7th Aug 2025486 PMAQI
7th Aug 2025477 PMAQI
7th Aug 2025438 PMAQI
7th Aug 2025409 PMAQI
7th Aug 20254210 PMAQI
7th Aug 20254111 PMAQI
8th Aug 20254412 AMAQI
8th Aug 2025481 AMAQI
8th Aug 2025522 AMAQI
8th Aug 2025523 AMAQI
8th Aug 2025384 AMAQI
8th Aug 2025405 AMAQI
31°C21/42°C
8th Aug 2025466 AMAQI
8th Aug 2025447 AMAQI
8th Aug 2025468 AMAQI
8th Aug 2025469 AMAQI
8th Aug 20254410 AMAQI
8th Aug 20254311 AMAQI
8th Aug 20254312 PMAQI
8th Aug 2025401 PMAQI
8th Aug 2025442 PMAQI
8th Aug 2025473 PMAQI
8th Aug 2025464 PMAQI
8th Aug 2025465 PMAQI
8th Aug 2025446 PMAQI
8th Aug 2025467 PMAQI
8th Aug 2025478 PMAQI
8th Aug 2025499 PMAQI
8th Aug 20255610 PMAQI
8th Aug 20255511 PMAQI
9th Aug 20255612 AMAQI
9th Aug 2025551 AMAQI
9th Aug 2025542 AMAQI
9th Aug 2025523 AMAQI
9th Aug 2025524 AMAQI
9th Aug 2025485 AMAQI
32°C21/44°C
9th Aug 2025526 AMAQI
9th Aug 2025547 AMAQI
9th Aug 2025468 AMAQI
9th Aug 2025469 AMAQI
9th Aug 20255310 AMAQI
9th Aug 20255411 AMAQI
9th Aug 20255312 PMAQI
9th Aug 2025621 PMAQI
9th Aug 2025602 PMAQI
9th Aug 2025603 PMAQI
9th Aug 2025594 PMAQI
9th Aug 2025585 PMAQI
9th Aug 2025576 PMAQI
9th Aug 2025547 PMAQI
9th Aug 2025558 PMAQI
9th Aug 2025549 PMAQI
9th Aug 20255510 PMAQI
9th Aug 20255611 PMAQI
10th Aug 20255812 AMAQI
10th Aug 2025591 AMAQI
10th Aug 2025602 AMAQI
10th Aug 2025563 AMAQI
10th Aug 2025494 AMAQI
10th Aug 2025445 AMAQI
33°C23/44°C
10th Aug 2025566 AMAQI
10th Aug 2025537 AMAQI
10th Aug 2025518 AMAQI
10th Aug 2025489 AMAQI
10th Aug 20254910 AMAQI
10th Aug 20255311 AMAQI
10th Aug 20255212 PMAQI
10th Aug 2025521 PMAQI
10th Aug 2025522 PMAQI
10th Aug 2025523 PMAQI
10th Aug 2025524 PMAQI
10th Aug 2025535 PMAQI
10th Aug 2025546 PMAQI
10th Aug 2025547 PMAQI
10th Aug 2025558 PMAQI
10th Aug 2025569 PMAQI
10th Aug 20255710 PMAQI
10th Aug 20255711 PMAQI
11th Aug 20255812 AMAQI
11th Aug 2025611 AMAQI
11th Aug 2025582 AMAQI
11th Aug 2025593 AMAQI
11th Aug 2025594 AMAQI
11th Aug 2025595 AMAQI
32°C22/44°C
11th Aug 2025596 AMAQI
11th Aug 2025587 AMAQI
11th Aug 2025578 AMAQI
11th Aug 2025579 AMAQI
11th Aug 20255810 AMAQI
11th Aug 20255711 AMAQI
11th Aug 20255512 PMAQI
11th Aug 2025541 PMAQI
11th Aug 2025532 PMAQI
11th Aug 2025533 PMAQI
11th Aug 2025524 PMAQI
11th Aug 2025525 PMAQI
11th Aug 2025546 PMAQI
11th Aug 2025577 PMAQI
11th Aug 2025568 PMAQI
11th Aug 2025569 PMAQI
11th Aug 20255410 PMAQI
11th Aug 20255511 PMAQI
12th Aug 20255912 AMAQI
12th Aug 2025581 AMAQI
12th Aug 2025592 AMAQI
12th Aug 2025583 AMAQI
12th Aug 2025624 AMAQI
32°C20/44°C
6 AM
1 PM
8 PM
1 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
6 AM - 8 PM
41AQI
15 hours / Day
450 hours / Month
Avg. Lowest Time
6 AM - 8 PM
41AQI
15 hours / Day
450 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 8 PM (Avg. 41), while the lowest AQI was between 6 AM to 8 PM (Avg. 41).
Night time
Avg. Highest Time
12 AM - 3 AM
45AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
4 AM - 11 PM
41AQI
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. 45), while the lowest AQI was between 4 AM to 11 PM (Avg. 41).
2025 Days Vs Air Quality
Porterville, California, United States
2025
83%
186
17%
37
Total number of days with different AQI categories in last 224 days in 2025 (141 days remaining)
Good
186 DaysModerate
37 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 83%
Health Risk Level:
Low
In 2025, 83% of 224 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Porterville, 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
66AQI
66AQI
2nd January 2025
62AQI
62AQI
3rd January 2025
49AQI
49AQI
4th January 2025
30AQI
30AQI
5th January 2025
31AQI
31AQI
6th January 2025
35AQI
35AQI
7th January 2025
59AQI
59AQI
8th January 2025
58AQI
58AQI
9th January 2025
55AQI
55AQI
10th January 2025
44AQI
44AQI
11th January 2025
52AQI
52AQI
12th January 2025
46AQI
46AQI
13th January 2025
37AQI
37AQI
14th January 2025
44AQI
44AQI
15th January 2025
42AQI
42AQI
16th January 2025
40AQI
40AQI
17th January 2025
48AQI
48AQI
18th January 2025
63AQI
63AQI
19th January 2025
70AQI
70AQI
20th January 2025
74AQI
74AQI
21st January 2025
66AQI
66AQI
22nd January 2025
65AQI
65AQI
23rd January 2025
67AQI
67AQI
24th January 2025
56AQI
56AQI
25th January 2025
45AQI
45AQI
26th January 2025
35AQI
35AQI
27th January 2025
33AQI
33AQI
28th January 2025
35AQI
35AQI
29th January 2025
45AQI
45AQI
30th January 2025
57AQI
57AQI
31st January 2025
67AQI
67AQI
1st February 2025
62AQI
62AQI
2nd February 2025
36AQI
36AQI
3rd February 2025
32AQI
32AQI
4th February 2025
29AQI
29AQI
5th February 2025
24AQI
24AQI
6th February 2025
24AQI
24AQI
7th February 2025
25AQI
25AQI
8th February 2025
30AQI
30AQI
9th February 2025
42AQI
42AQI
10th February 2025
39AQI
39AQI
11th February 2025
39AQI
39AQI
12th February 2025
30AQI
30AQI
13th February 2025
23AQI
23AQI
14th February 2025
26AQI
26AQI
15th February 2025
28AQI
28AQI
16th February 2025
34AQI
34AQI
17th February 2025
36AQI
36AQI
18th February 2025
33AQI
33AQI
19th February 2025
34AQI
34AQI
20th February 2025
34AQI
34AQI
21st February 2025
38AQI
38AQI
22nd February 2025
43AQI
43AQI
23rd February 2025
41AQI
41AQI
24th February 2025
42AQI
42AQI
25th February 2025
36AQI
36AQI
26th February 2025
38AQI
38AQI
27th February 2025
40AQI
40AQI
28th February 2025
36AQI
36AQI
1st March 2025
39AQI
39AQI
2nd March 2025
30AQI
30AQI
3rd March 2025
23AQI
23AQI
4th March 2025
26AQI
26AQI
5th March 2025
29AQI
29AQI
6th March 2025
25AQI
25AQI
7th March 2025
27AQI
27AQI
8th March 2025
27AQI
27AQI
9th March 2025
29AQI
29AQI
10th March 2025
28AQI
28AQI
11th March 2025
29AQI
29AQI
12th March 2025
26AQI
26AQI
13th March 2025
20AQI
20AQI
14th March 2025
20AQI
20AQI
15th March 2025
27AQI
27AQI
16th March 2025
28AQI
28AQI
17th March 2025
21AQI
21AQI
18th March 2025
18AQI
18AQI
19th March 2025
22AQI
22AQI
20th March 2025
25AQI
25AQI
21st March 2025
26AQI
26AQI
22nd March 2025
28AQI
28AQI
23rd March 2025
32AQI
32AQI
24th March 2025
42AQI
42AQI
25th March 2025
50AQI
50AQI
26th March 2025
30AQI
30AQI
27th March 2025
22AQI
22AQI
28th March 2025
32AQI
32AQI
29th March 2025
30AQI
30AQI
30th March 2025
30AQI
30AQI
31st March 2025
21AQI
21AQI
1st April 2025
24AQI
24AQI
2nd April 2025
21AQI
21AQI
3rd April 2025
23AQI
23AQI
4th April 2025
28AQI
28AQI
5th April 2025
31AQI
31AQI
6th April 2025
30AQI
30AQI
7th April 2025
35AQI
35AQI
8th April 2025
38AQI
38AQI
9th April 2025
25AQI
25AQI
10th April 2025
23AQI
23AQI
11th April 2025
28AQI
28AQI
12th April 2025
50AQI
50AQI
13th April 2025
48AQI
48AQI
14th April 2025
53AQI
53AQI
15th April 2025
44AQI
44AQI
16th April 2025
48AQI
48AQI
17th April 2025
38AQI
38AQI
18th April 2025
42AQI
42AQI
19th April 2025
44AQI
44AQI
20th April 2025
45AQI
45AQI
21st April 2025
50AQI
50AQI
22nd April 2025
45AQI
45AQI
23rd April 2025
37AQI
37AQI
24th April 2025
42AQI
42AQI
25th April 2025
41AQI
41AQI
26th April 2025
27AQI
27AQI
27th April 2025
23AQI
23AQI
28th April 2025
32AQI
32AQI
29th April 2025
46AQI
46AQI
30th April 2025
48AQI
48AQI
1st May 2025
42AQI
42AQI
2nd May 2025
44AQI
44AQI
3rd May 2025
35AQI
35AQI
4th May 2025
36AQI
36AQI
5th May 2025
40AQI
40AQI
6th May 2025
41AQI
41AQI
7th May 2025
38AQI
38AQI
8th May 2025
52AQI
52AQI
9th May 2025
52AQI
52AQI
10th May 2025
47AQI
47AQI
11th May 2025
41AQI
41AQI
12th May 2025
30AQI
30AQI
13th May 2025
26AQI
26AQI
14th May 2025
28AQI
28AQI
15th May 2025
35AQI
35AQI
16th May 2025
41AQI
41AQI
17th May 2025
36AQI
36AQI
18th May 2025
28AQI
28AQI
19th May 2025
42AQI
42AQI
20th May 2025
40AQI
40AQI
21st May 2025
43AQI
43AQI
22nd May 2025
48AQI
48AQI
23rd May 2025
35AQI
35AQI
24th May 2025
41AQI
41AQI
25th May 2025
40AQI
40AQI
26th May 2025
31AQI
31AQI
27th May 2025
34AQI
34AQI
28th May 2025
43AQI
43AQI
29th May 2025
39AQI
39AQI
30th May 2025
52AQI
52AQI
31st May 2025
56AQI
56AQI
1st June 2025
43AQI
43AQI
2nd June 2025
43AQI
43AQI
3rd June 2025
42AQI
42AQI
4th June 2025
53AQI
53AQI
5th June 2025
48AQI
48AQI
6th June 2025
46AQI
46AQI
7th June 2025
53AQI
53AQI
8th June 2025
43AQI
43AQI
9th June 2025
51AQI
51AQI
10th June 2025
54AQI
54AQI
11th June 2025
49AQI
49AQI
12th June 2025
49AQI
49AQI
13th June 2025
48AQI
48AQI
14th June 2025
42AQI
42AQI
15th June 2025
43AQI
43AQI
16th June 2025
46AQI
46AQI
17th June 2025
43AQI
43AQI
18th June 2025
51AQI
51AQI
19th June 2025
54AQI
54AQI
20th June 2025
49AQI
49AQI
21st June 2025
43AQI
43AQI
22nd June 2025
41AQI
41AQI
23rd June 2025
41AQI
41AQI
24th June 2025
44AQI
44AQI
25th June 2025
47AQI
47AQI
26th June 2025
52AQI
52AQI
27th June 2025
51AQI
51AQI
28th June 2025
49AQI
49AQI
29th June 2025
41AQI
41AQI
30th June 2025
37AQI
37AQI
1st July 2025
39AQI
39AQI
2nd July 2025
43AQI
43AQI
3rd July 2025
48AQI
48AQI
4th July 2025
47AQI
47AQI
5th July 2025
53AQI
53AQI
6th July 2025
48AQI
48AQI
7th July 2025
46AQI
46AQI
8th July 2025
41AQI
41AQI
9th July 2025
43AQI
43AQI
10th July 2025
47AQI
47AQI
11th July 2025
54AQI
54AQI
12th July 2025
55AQI
55AQI
13th July 2025
50AQI
50AQI
14th July 2025
57AQI
57AQI
15th July 2025
55AQI
55AQI
16th July 2025
43AQI
43AQI
17th July 2025
39AQI
39AQI
18th July 2025
44AQI
44AQI
19th July 2025
50AQI
50AQI
20th July 2025
49AQI
49AQI
21st July 2025
35AQI
35AQI
22nd July 2025
28AQI
28AQI
23rd July 2025
28AQI
28AQI
24th July 2025
25AQI
25AQI
25th July 2025
25AQI
25AQI
26th July 2025
30AQI
30AQI
27th July 2025
30AQI
30AQI
28th July 2025
35AQI
35AQI
29th July 2025
40AQI
40AQI
30th July 2025
36AQI
36AQI
31st July 2025
38AQI
38AQI
1st August 2025
45AQI
45AQI
2nd August 2025
46AQI
46AQI
3rd August 2025
44AQI
44AQI
4th August 2025
42AQI
42AQI
5th August 2025
39AQI
39AQI
6th August 2025
44AQI
44AQI
7th August 2025
47AQI
47AQI
8th August 2025
46AQI
46AQI
9th August 2025
54AQI
54AQI
10th August 2025
54AQI
54AQI
11th August 2025
58AQI
58AQI
51AQI
35AQI
28AQI
37AQI
40AQI
47AQI
42AQI
47AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202540AQI
16
15
27
1
31
29
1
27
4
22
8
26
5
8
3
186
37
Highest AQI recorded in
January51AQI
Lowest AQI recorded in
March28AQI
202446AQI
24
7
29
31
21
9
26
5
19
10
9
22
14
17
14
16
12
19
16
14
19
8
4
234
127
4
Highest AQI recorded in
July56AQI
Lowest AQI recorded in
March29AQI
202343AQI
24
7
20
8
30
1
22
3
27
4
22
8
14
17
18
13
19
11
24
7
24
5
15
16
259
100
Highest AQI recorded in
July54AQI
Lowest AQI recorded in
March31AQI
202246AQI
11
17
2
16
6
30
1
20
10
27
4
25
5
14
7
2
16
13
23
8
12
17
1
19
12
213
102
3
Highest AQI recorded in
August71AQI
Lowest AQI recorded in
March34AQI
202157AQI
11
15
4
14
14
28
2
27
3
27
4
21
9
13
18
4
21
6
10
15
3
2
16
8
3
2
2
4
20
6
21
7
3
196
136
25
4
2
Highest AQI recorded in
November75AQI
Lowest AQI recorded in
March36AQI
202065AQI
13
20
13
5
17
13
9
22
4
20
4
2
1
15
11
4
6
18
4
2
8
18
4
7
20
4
97
131
27
8
1
Highest AQI recorded in
September102AQI
Lowest AQI recorded in
March34AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2020(Avg.)
65AQILeast Polluted Year Recorded
2025(Avg.)
40AQIPorterville's annual 2025 AQI (40) shows an average percentage change of -19.7% (improved AQI) compared to previous years: 2020 (65), 2021 (57), 2022 (46), 2023 (43), 2024 (46).
