Alpine, 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
Alpine, California, United States
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
5th Aug 2025
76AQILowest AQI recorded on
8th Aug 2023
25AQISame Day Analysis (5th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 48 of Good air quality, showing improvement over 2025 on the same day.
Day & Night AQI Trend: 5th Aug - 6th Aug 2026
Alpine, California, United States
AQI
Day
Night
.
5 AM5th Aug 2026
7 PM
4 AM6th Aug 2026
Day time
Avg. Highest Time
1PM5th Aug
56AQI
Avg. Lowest Time
6AM5th Aug
46AQI
Night time
Avg. Highest Time
8PM5th Aug
46AQI
Avg. Lowest Time
1AM6th Aug
38AQI
In the last 24 hours,
Alpine's AQI reached its highest point of 56 at 1 PM during the Day, while the lowest point, 38, was recorded at 1 AM during the Night between 5th Aug and 6th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Alpine, California, United States
JulAug
08th - 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
Day
Night
8th Jul 2026205 AMAQI
8th Jul 2026166 AMAQI
8th Jul 2026207 AMAQI
8th Jul 2026188 AMAQI
8th Jul 2026179 AMAQI
8th Jul 20262010 AMAQI
8th Jul 20262211 AMAQI
8th Jul 20262212 PMAQI
8th Jul 2026261 PMAQI
8th Jul 2026242 PMAQI
8th Jul 2026263 PMAQI
8th Jul 2026364 PMAQI
8th Jul 2026285 PMAQI
8th Jul 2026306 PMAQI
8th Jul 2026307 PMAQI
8th Jul 2026348 PMAQI
8th Jul 2026349 PMAQI
8th Jul 20263610 PMAQI
8th Jul 20264211 PMAQI
9th Jul 20264812 AMAQI
9th Jul 2026341 AMAQI
9th Jul 2026482 AMAQI
9th Jul 2026483 AMAQI
9th Jul 2026544 AMAQI
26°C16/39°C
9th Jul 2026355 AMAQI
9th Jul 2026186 AMAQI
9th Jul 2026327 AMAQI
9th Jul 2026248 AMAQI
9th Jul 2026169 AMAQI
9th Jul 20262010 AMAQI
9th Jul 20261811 AMAQI
9th Jul 20262412 PMAQI
9th Jul 2026261 PMAQI
9th Jul 2026302 PMAQI
9th Jul 2026283 PMAQI
9th Jul 2026364 PMAQI
9th Jul 2026345 PMAQI
9th Jul 2026326 PMAQI
9th Jul 2026327 PMAQI
9th Jul 2026308 PMAQI
9th Jul 2026309 PMAQI
9th Jul 20263110 PMAQI
9th Jul 20262911 PMAQI
10th Jul 20265012 AMAQI
10th Jul 2026471 AMAQI
10th Jul 2026402 AMAQI
10th Jul 2026333 AMAQI
10th Jul 2026284 AMAQI
26°C18/36°C
10th Jul 2026365 AMAQI
10th Jul 2026336 AMAQI
10th Jul 2026317 AMAQI
10th Jul 2026208 AMAQI
10th Jul 2026149 AMAQI
10th Jul 20261610 AMAQI
10th Jul 20262111 AMAQI
10th Jul 20262812 PMAQI
10th Jul 2026301 PMAQI
10th Jul 2026322 PMAQI
10th Jul 2026343 PMAQI
10th Jul 2026304 PMAQI
10th Jul 2026325 PMAQI
10th Jul 2026286 PMAQI
10th Jul 2026337 PMAQI
10th Jul 2026318 PMAQI
10th Jul 2026279 PMAQI
10th Jul 20262710 PMAQI
10th Jul 20262911 PMAQI
11th Jul 20264212 AMAQI
11th Jul 2026441 AMAQI
11th Jul 2026502 AMAQI
11th Jul 2026463 AMAQI
11th Jul 2026514 AMAQI
24°C16/34°C
11th Jul 2026405 AMAQI
11th Jul 2026366 AMAQI
11th Jul 2026277 AMAQI
11th Jul 2026238 AMAQI
11th Jul 2026239 AMAQI
11th Jul 20262010 AMAQI
11th Jul 20262011 AMAQI
11th Jul 20262212 PMAQI
11th Jul 2026241 PMAQI
11th Jul 2026262 PMAQI
11th Jul 2026313 PMAQI
11th Jul 2026294 PMAQI
11th Jul 2026235 PMAQI
11th Jul 2026226 PMAQI
11th Jul 2026247 PMAQI
11th Jul 2026208 PMAQI
11th Jul 2026199 PMAQI
11th Jul 20262010 PMAQI
11th Jul 20261911 PMAQI
12th Jul 20261812 AMAQI
12th Jul 2026181 AMAQI
12th Jul 2026202 AMAQI
12th Jul 2026193 AMAQI
12th Jul 2026184 AMAQI
24°C16/33°C
12th Jul 2026275 AMAQI
12th Jul 2026216 AMAQI
12th Jul 2026207 AMAQI
12th Jul 2026278 AMAQI
12th Jul 2026389 AMAQI
12th Jul 20262710 AMAQI
12th Jul 20262711 AMAQI
12th Jul 20261812 PMAQI
12th Jul 2026401 PMAQI
12th Jul 2026362 PMAQI
12th Jul 2026233 PMAQI
12th Jul 2026204 PMAQI
12th Jul 2026295 PMAQI
12th Jul 2026386 PMAQI
12th Jul 2026367 PMAQI
12th Jul 2026258 PMAQI
12th Jul 2026279 PMAQI
12th Jul 20262310 PMAQI
12th Jul 20263111 PMAQI
13th Jul 20263812 AMAQI
13th Jul 2026421 AMAQI
13th Jul 2026362 AMAQI
13th Jul 2026383 AMAQI
13th Jul 2026424 AMAQI
25°C18/34°C
13th Jul 2026345 AMAQI
13th Jul 2026246 AMAQI
13th Jul 2026347 AMAQI
13th Jul 2026388 AMAQI
13th Jul 2026259 AMAQI
13th Jul 20262010 AMAQI
13th Jul 20262011 AMAQI
13th Jul 20262212 PMAQI
13th Jul 2026221 PMAQI
13th Jul 2026222 PMAQI
13th Jul 2026303 PMAQI
13th Jul 2026444 PMAQI
13th Jul 2026335 PMAQI
13th Jul 2026326 PMAQI
13th Jul 2026387 PMAQI
13th Jul 2026318 PMAQI
13th Jul 2026509 PMAQI
13th Jul 20266210 PMAQI
13th Jul 20267011 PMAQI
14th Jul 20266312 AMAQI
14th Jul 2026641 AMAQI
14th Jul 2026692 AMAQI
14th Jul 2026683 AMAQI
14th Jul 2026384 AMAQI
26°C19/35°C
14th Jul 2026725 AMAQI
14th Jul 2026696 AMAQI
14th Jul 2026677 AMAQI
14th Jul 2026348 AMAQI
14th Jul 2026389 AMAQI
14th Jul 20262910 AMAQI
14th Jul 20262411 AMAQI
14th Jul 20262812 PMAQI
14th Jul 2026281 PMAQI
14th Jul 2026282 PMAQI
14th Jul 2026283 PMAQI
14th Jul 2026284 PMAQI
14th Jul 2026255 PMAQI
14th Jul 2026276 PMAQI
14th Jul 2026267 PMAQI
14th Jul 2026268 PMAQI
14th Jul 2026299 PMAQI
14th Jul 20263110 PMAQI
14th Jul 20262911 PMAQI
15th Jul 20262712 AMAQI
15th Jul 2026311 AMAQI
15th Jul 2026322 AMAQI
15th Jul 2026203 AMAQI
15th Jul 2026234 AMAQI
28°C20/39°C
15th Jul 2026445 AMAQI
15th Jul 2026386 AMAQI
15th Jul 2026187 AMAQI
15th Jul 2026208 AMAQI
15th Jul 2026219 AMAQI
15th Jul 20262610 AMAQI
15th Jul 20262711 AMAQI
15th Jul 20263012 PMAQI
15th Jul 2026301 PMAQI
15th Jul 2026282 PMAQI
15th Jul 2026323 PMAQI
15th Jul 2026304 PMAQI
15th Jul 2026305 PMAQI
15th Jul 2026306 PMAQI
15th Jul 2026297 PMAQI
15th Jul 2026288 PMAQI
15th Jul 2026299 PMAQI
15th Jul 20263210 PMAQI
15th Jul 20262911 PMAQI
16th Jul 20262612 AMAQI
16th Jul 2026261 AMAQI
16th Jul 2026282 AMAQI
16th Jul 2026283 AMAQI
16th Jul 2026324 AMAQI
30°C23/41°C
16th Jul 2026315 AMAQI
16th Jul 2026306 AMAQI
16th Jul 2026287 AMAQI
16th Jul 2026248 AMAQI
16th Jul 2026259 AMAQI
16th Jul 20262810 AMAQI
16th Jul 20263211 AMAQI
16th Jul 20263612 PMAQI
16th Jul 2026401 PMAQI
16th Jul 2026402 PMAQI
16th Jul 2026423 PMAQI
16th Jul 2026384 PMAQI
16th Jul 2026345 PMAQI
16th Jul 2026366 PMAQI
16th Jul 2026327 PMAQI
16th Jul 2026328 PMAQI
16th Jul 2026329 PMAQI
16th Jul 20263010 PMAQI
16th Jul 20263211 PMAQI
17th Jul 20263212 AMAQI
17th Jul 2026321 AMAQI
17th Jul 2026482 AMAQI
17th Jul 2026483 AMAQI
17th Jul 2026484 AMAQI
29°C22/37°C
17th Jul 2026485 AMAQI
17th Jul 2026496 AMAQI
17th Jul 2026517 AMAQI
17th Jul 2026518 AMAQI
17th Jul 2026519 AMAQI
17th Jul 20265210 AMAQI
17th Jul 20265311 AMAQI
17th Jul 20265212 PMAQI
17th Jul 2026531 PMAQI
17th Jul 2026532 PMAQI
17th Jul 2026563 PMAQI
17th Jul 2026564 PMAQI
17th Jul 2026555 PMAQI
17th Jul 2026556 PMAQI
17th Jul 2026527 PMAQI
17th Jul 2026538 PMAQI
17th Jul 2026539 PMAQI
17th Jul 20265310 PMAQI
17th Jul 20265211 PMAQI
18th Jul 20265512 AMAQI
18th Jul 2026541 AMAQI
18th Jul 2026562 AMAQI
18th Jul 2026543 AMAQI
18th Jul 2026544 AMAQI
27°C20/35°C
18th Jul 2026535 AMAQI
18th Jul 2026526 AMAQI
18th Jul 2026527 AMAQI
18th Jul 2026548 AMAQI
18th Jul 2026519 AMAQI
18th Jul 20265210 AMAQI
18th Jul 20265211 AMAQI
18th Jul 20265112 PMAQI
18th Jul 2026511 PMAQI
18th Jul 2026492 PMAQI
18th Jul 2026483 PMAQI
18th Jul 2026444 PMAQI
18th Jul 2026425 PMAQI
18th Jul 2026486 PMAQI
18th Jul 2026427 PMAQI
18th Jul 2026428 PMAQI
18th Jul 2026449 PMAQI
18th Jul 20264210 PMAQI
18th Jul 20264211 PMAQI
19th Jul 20264012 AMAQI
19th Jul 2026441 AMAQI
19th Jul 2026442 AMAQI
19th Jul 2026423 AMAQI
19th Jul 2026444 AMAQI
26°C19/35°C
19th Jul 2026465 AMAQI
19th Jul 2026526 AMAQI
19th Jul 2026497 AMAQI
19th Jul 2026518 AMAQI
19th Jul 2026539 AMAQI
19th Jul 20265410 AMAQI
19th Jul 20265311 AMAQI
19th Jul 20265212 PMAQI
19th Jul 2026491 PMAQI
19th Jul 2026522 PMAQI
19th Jul 2026463 PMAQI
19th Jul 2026514 PMAQI
19th Jul 2026465 PMAQI
19th Jul 2026466 PMAQI
19th Jul 2026467 PMAQI
19th Jul 2026408 PMAQI
19th Jul 2026449 PMAQI
19th Jul 20264410 PMAQI
19th Jul 20264011 PMAQI
20th Jul 20264412 AMAQI
20th Jul 2026441 AMAQI
20th Jul 2026422 AMAQI
20th Jul 2026423 AMAQI
20th Jul 2026444 AMAQI
27°C19/37°C
20th Jul 2026425 AMAQI
20th Jul 2026446 AMAQI
20th Jul 2026447 AMAQI
20th Jul 2026428 AMAQI
20th Jul 2026449 AMAQI
20th Jul 20264810 AMAQI
20th Jul 20265011 AMAQI
20th Jul 20265612 PMAQI
20th Jul 2026571 PMAQI
20th Jul 2026522 PMAQI
20th Jul 2026493 PMAQI
20th Jul 2026464 PMAQI
20th Jul 2026495 PMAQI
20th Jul 2026486 PMAQI
20th Jul 2026507 PMAQI
20th Jul 2026409 PMAQI
20th Jul 20264210 PMAQI
20th Jul 20264011 PMAQI
21st Jul 20264412 AMAQI
21st Jul 2026401 AMAQI
21st Jul 2026402 AMAQI
21st Jul 2026423 AMAQI
21st Jul 2026444 AMAQI
28°C21/38°C
21st Jul 2026465 AMAQI
21st Jul 2026446 AMAQI
21st Jul 2026447 AMAQI
21st Jul 2026428 AMAQI
21st Jul 2026529 AMAQI
21st Jul 20265210 AMAQI
21st Jul 20265311 AMAQI
21st Jul 20265112 PMAQI
21st Jul 2026421 PMAQI
21st Jul 2026402 PMAQI
21st Jul 2026523 PMAQI
21st Jul 2026524 PMAQI
21st Jul 2026385 PMAQI
21st Jul 2026276 PMAQI
21st Jul 2026467 PMAQI
21st Jul 2026308 PMAQI
21st Jul 2026429 PMAQI
21st Jul 20265010 PMAQI
21st Jul 20264611 PMAQI
22nd Jul 20264312 AMAQI
22nd Jul 2026441 AMAQI
22nd Jul 2026462 AMAQI
22nd Jul 2026443 AMAQI
22nd Jul 2026494 AMAQI
27°C19/37°C
22nd Jul 2026505 AMAQI
22nd Jul 2026466 AMAQI
22nd Jul 2026317 AMAQI
22nd Jul 2026468 AMAQI
22nd Jul 2026509 AMAQI
22nd Jul 20264610 AMAQI
22nd Jul 20264611 AMAQI
22nd Jul 20263612 PMAQI
22nd Jul 2026501 PMAQI
22nd Jul 2026602 PMAQI
22nd Jul 2026503 PMAQI
22nd Jul 2026574 PMAQI
22nd Jul 2026325 PMAQI
22nd Jul 2026426 PMAQI
22nd Jul 2026487 PMAQI
22nd Jul 2026488 PMAQI
22nd Jul 2026429 PMAQI
22nd Jul 20264610 PMAQI
22nd Jul 20263911 PMAQI
23rd Jul 20264612 AMAQI
23rd Jul 2026401 AMAQI
23rd Jul 2026482 AMAQI
23rd Jul 2026463 AMAQI
23rd Jul 2026464 AMAQI
28°C21/39°C
23rd Jul 2026465 AMAQI
23rd Jul 2026466 AMAQI
23rd Jul 2026467 AMAQI
23rd Jul 2026468 AMAQI
23rd Jul 2026369 AMAQI
23rd Jul 20264610 AMAQI
23rd Jul 20265011 AMAQI
23rd Jul 20264012 PMAQI
23rd Jul 2026441 PMAQI
23rd Jul 2026442 PMAQI
23rd Jul 2026443 PMAQI
23rd Jul 2026504 PMAQI
23rd Jul 2026465 PMAQI
23rd Jul 2026466 PMAQI
23rd Jul 2026507 PMAQI
23rd Jul 2026428 PMAQI
23rd Jul 2026449 PMAQI
23rd Jul 20264410 PMAQI
23rd Jul 20263811 PMAQI
24th Jul 20264412 AMAQI
24th Jul 2026381 AMAQI
24th Jul 2026402 AMAQI
24th Jul 2026463 AMAQI
24th Jul 2026484 AMAQI
29°C20/41°C
24th Jul 2026465 AMAQI
24th Jul 2026466 AMAQI
24th Jul 2026517 AMAQI
24th Jul 2026488 AMAQI
24th Jul 2026519 AMAQI
24th Jul 20265110 AMAQI
24th Jul 20265111 AMAQI
24th Jul 20265212 PMAQI
24th Jul 2026501 PMAQI
24th Jul 2026512 PMAQI
24th Jul 2026503 PMAQI
24th Jul 2026524 PMAQI
24th Jul 2026535 PMAQI
24th Jul 2026486 PMAQI
24th Jul 2026507 PMAQI
24th Jul 2026428 PMAQI
24th Jul 2026429 PMAQI
24th Jul 20264210 PMAQI
24th Jul 20264211 PMAQI
25th Jul 20264412 AMAQI
25th Jul 2026421 AMAQI
25th Jul 2026462 AMAQI
25th Jul 2026423 AMAQI
25th Jul 2026444 AMAQI
29°C20/39°C
25th Jul 2026445 AMAQI
25th Jul 2026466 AMAQI
25th Jul 2026527 AMAQI
25th Jul 2026518 AMAQI
25th Jul 2026539 AMAQI
25th Jul 20265510 AMAQI
25th Jul 20265411 AMAQI
25th Jul 20265612 PMAQI
25th Jul 2026571 PMAQI
25th Jul 2026522 PMAQI
25th Jul 2026493 PMAQI
25th Jul 2026484 PMAQI
25th Jul 2026525 PMAQI
25th Jul 2026486 PMAQI
25th Jul 2026507 PMAQI
25th Jul 2026488 PMAQI
25th Jul 2026509 PMAQI
25th Jul 20264610 PMAQI
25th Jul 20264411 PMAQI
26th Jul 20264612 AMAQI
26th Jul 2026421 AMAQI
26th Jul 2026462 AMAQI
26th Jul 2026463 AMAQI
26th Jul 2026464 AMAQI
28°C20/38°C
26th Jul 2026485 AMAQI
26th Jul 2026496 AMAQI
26th Jul 2026487 AMAQI
26th Jul 2026508 AMAQI
26th Jul 2026469 AMAQI
26th Jul 20264910 AMAQI
26th Jul 20265011 AMAQI
26th Jul 20265112 PMAQI
26th Jul 2026531 PMAQI
26th Jul 2026502 PMAQI
26th Jul 2026463 PMAQI
26th Jul 2026514 PMAQI
26th Jul 2026465 PMAQI
26th Jul 2026446 PMAQI
26th Jul 2026447 PMAQI
26th Jul 2026448 PMAQI
26th Jul 2026429 PMAQI
26th Jul 20264210 PMAQI
26th Jul 20264411 PMAQI
27th Jul 20264412 AMAQI
27th Jul 2026441 AMAQI
27th Jul 2026442 AMAQI
27th Jul 2026423 AMAQI
27th Jul 2026444 AMAQI
29°C23/38°C
27th Jul 2026485 AMAQI
27th Jul 2026506 AMAQI
27th Jul 2026507 AMAQI
27th Jul 2026538 AMAQI
27th Jul 2026539 AMAQI
27th Jul 20265410 AMAQI
27th Jul 20265311 AMAQI
27th Jul 20265312 PMAQI
27th Jul 2026561 PMAQI
27th Jul 2026512 PMAQI
27th Jul 2026513 PMAQI
27th Jul 2026514 PMAQI
27th Jul 2026465 PMAQI
27th Jul 2026466 PMAQI
27th Jul 2026447 PMAQI
27th Jul 2026448 PMAQI
27th Jul 2026409 PMAQI
27th Jul 20264410 PMAQI
27th Jul 20264611 PMAQI
28th Jul 20264412 AMAQI
28th Jul 2026481 AMAQI
28th Jul 2026482 AMAQI
28th Jul 2026483 AMAQI
28th Jul 2026484 AMAQI
28°C21/38°C
28th Jul 2026465 AMAQI
28th Jul 2026486 AMAQI
28th Jul 2026507 AMAQI
28th Jul 2026518 AMAQI
28th Jul 2026539 AMAQI
28th Jul 20265510 AMAQI
28th Jul 20265811 AMAQI
28th Jul 20266212 PMAQI
28th Jul 2026541 PMAQI
28th Jul 2026532 PMAQI
28th Jul 2026513 PMAQI
28th Jul 2026504 PMAQI
28th Jul 2026485 PMAQI
28th Jul 2026446 PMAQI
28th Jul 2026427 PMAQI
28th Jul 2026428 PMAQI
28th Jul 2026469 PMAQI
28th Jul 20264210 PMAQI
28th Jul 20264411 PMAQI
29th Jul 20264212 AMAQI
29th Jul 2026461 AMAQI
29th Jul 2026462 AMAQI
29th Jul 2026443 AMAQI
29th Jul 2026464 AMAQI
26°C19/36°C
29th Jul 2026535 AMAQI
29th Jul 2026516 AMAQI
29th Jul 2026507 AMAQI
29th Jul 2026538 AMAQI
29th Jul 2026539 AMAQI
29th Jul 20265210 AMAQI
29th Jul 20265311 AMAQI
29th Jul 20265212 PMAQI
29th Jul 2026531 PMAQI
29th Jul 2026532 PMAQI
29th Jul 2026523 PMAQI
29th Jul 2026514 PMAQI
29th Jul 2026485 PMAQI
29th Jul 2026446 PMAQI
29th Jul 2026447 PMAQI
29th Jul 2026428 PMAQI
29th Jul 2026429 PMAQI
29th Jul 20264010 PMAQI
29th Jul 20264411 PMAQI
30th Jul 20264612 AMAQI
30th Jul 2026441 AMAQI
30th Jul 2026462 AMAQI
30th Jul 2026463 AMAQI
30th Jul 2026514 AMAQI
25°C17/37°C
30th Jul 2026505 AMAQI
30th Jul 2026446 AMAQI
30th Jul 2026467 AMAQI
30th Jul 2026508 AMAQI
30th Jul 2026509 AMAQI
30th Jul 20265010 AMAQI
30th Jul 20265211 AMAQI
30th Jul 20265012 PMAQI
30th Jul 2026531 PMAQI
30th Jul 2026522 PMAQI
30th Jul 2026523 PMAQI
30th Jul 2026464 PMAQI
30th Jul 2026465 PMAQI
30th Jul 2026426 PMAQI
30th Jul 2026447 PMAQI
30th Jul 2026448 PMAQI
30th Jul 2026429 PMAQI
30th Jul 20264410 PMAQI
30th Jul 20263811 PMAQI
31st Jul 20264212 AMAQI
31st Jul 2026421 AMAQI
31st Jul 2026532 AMAQI
31st Jul 2026503 AMAQI
31st Jul 2026404 AMAQI
26°C16/39°C
31st Jul 2026405 AMAQI
31st Jul 2026506 AMAQI
31st Jul 2026447 AMAQI
31st Jul 2026488 AMAQI
31st Jul 2026469 AMAQI
31st Jul 20264810 AMAQI
31st Jul 20264811 AMAQI
31st Jul 20264912 PMAQI
31st Jul 2026481 PMAQI
31st Jul 2026502 PMAQI
31st Jul 2026463 PMAQI
31st Jul 2026464 PMAQI
31st Jul 2026465 PMAQI
31st Jul 2026426 PMAQI
31st Jul 2026427 PMAQI
31st Jul 2026428 PMAQI
31st Jul 2026449 PMAQI
31st Jul 20264810 PMAQI
31st Jul 20264611 PMAQI
1st Aug 20264812 AMAQI
1st Aug 2026461 AMAQI
1st Aug 2026462 AMAQI
1st Aug 2026483 AMAQI
1st Aug 2026504 AMAQI
28°C19/40°C
1st Aug 2026525 AMAQI
1st Aug 2026516 AMAQI
1st Aug 2026507 AMAQI
1st Aug 2026488 AMAQI
1st Aug 2026519 AMAQI
1st Aug 20265610 AMAQI
1st Aug 20265511 AMAQI
1st Aug 20265512 PMAQI
1st Aug 2026561 PMAQI
1st Aug 2026502 PMAQI
1st Aug 2026503 PMAQI
1st Aug 2026484 PMAQI
1st Aug 2026465 PMAQI
1st Aug 2026426 PMAQI
1st Aug 2026487 PMAQI
1st Aug 2026468 PMAQI
1st Aug 2026489 PMAQI
1st Aug 20264410 PMAQI
1st Aug 20264611 PMAQI
2nd Aug 20264212 AMAQI
2nd Aug 2026501 AMAQI
2nd Aug 2026462 AMAQI
2nd Aug 2026483 AMAQI
2nd Aug 2026504 AMAQI
29°C21/39°C
2nd Aug 2026515 AMAQI
2nd Aug 2026536 AMAQI
2nd Aug 2026557 AMAQI
2nd Aug 2026548 AMAQI
2nd Aug 2026539 AMAQI
2nd Aug 20265210 AMAQI
2nd Aug 20265311 AMAQI
2nd Aug 20265612 PMAQI
2nd Aug 2026551 PMAQI
2nd Aug 2026572 PMAQI
2nd Aug 2026563 PMAQI
2nd Aug 2026484 PMAQI
2nd Aug 2026485 PMAQI
2nd Aug 2026496 PMAQI
2nd Aug 2026467 PMAQI
2nd Aug 2026488 PMAQI
2nd Aug 2026489 PMAQI
2nd Aug 20264610 PMAQI
2nd Aug 20264211 PMAQI
3rd Aug 20264612 AMAQI
3rd Aug 2026441 AMAQI
3rd Aug 2026422 AMAQI
3rd Aug 2026463 AMAQI
3rd Aug 2026444 AMAQI
29°C21/38°C
3rd Aug 2026425 AMAQI
3rd Aug 2026466 AMAQI
3rd Aug 2026507 AMAQI
3rd Aug 2026488 AMAQI
3rd Aug 2026519 AMAQI
3rd Aug 20265410 AMAQI
3rd Aug 20265511 AMAQI
3rd Aug 20265512 PMAQI
3rd Aug 2026511 PMAQI
3rd Aug 2026522 PMAQI
3rd Aug 2026493 PMAQI
3rd Aug 2026514 PMAQI
3rd Aug 2026465 PMAQI
3rd Aug 2026486 PMAQI
3rd Aug 2026467 PMAQI
3rd Aug 2026488 PMAQI
3rd Aug 2026469 PMAQI
3rd Aug 20265010 PMAQI
3rd Aug 20264611 PMAQI
4th Aug 20264812 AMAQI
4th Aug 2026481 AMAQI
4th Aug 2026462 AMAQI
4th Aug 2026503 AMAQI
4th Aug 2026484 AMAQI
27°C19/38°C
4th Aug 2026485 AMAQI
4th Aug 2026536 AMAQI
4th Aug 2026537 AMAQI
4th Aug 2026558 AMAQI
4th Aug 2026549 AMAQI
4th Aug 20265710 AMAQI
4th Aug 20265211 AMAQI
4th Aug 20265612 PMAQI
4th Aug 2026551 PMAQI
4th Aug 2026542 PMAQI
4th Aug 2026553 PMAQI
4th Aug 2026544 PMAQI
4th Aug 2026525 PMAQI
4th Aug 2026506 PMAQI
4th Aug 2026467 PMAQI
4th Aug 2026468 PMAQI
4th Aug 2026469 PMAQI
4th Aug 20264410 PMAQI
4th Aug 20264411 PMAQI
5th Aug 20264412 AMAQI
5th Aug 2026461 AMAQI
5th Aug 2026442 AMAQI
5th Aug 2026463 AMAQI
5th Aug 2026444 AMAQI
25°C17/37°C
5th Aug 2026445 AMAQI
5th Aug 2026466 AMAQI
5th Aug 2026487 AMAQI
5th Aug 2026488 AMAQI
5th Aug 2026519 AMAQI
5th Aug 20264910 AMAQI
5th Aug 20265211 AMAQI
5th Aug 20265412 PMAQI
5th Aug 2026561 PMAQI
5th Aug 2026532 PMAQI
5th Aug 2026523 PMAQI
5th Aug 2026534 PMAQI
5th Aug 2026525 PMAQI
5th Aug 2026496 PMAQI
5th Aug 2026487 PMAQI
5th Aug 2026468 PMAQI
5th Aug 2026449 PMAQI
5th Aug 20264210 PMAQI
5th Aug 20264411 PMAQI
6th Aug 20264412 AMAQI
6th Aug 2026381 AMAQI
6th Aug 2026422 AMAQI
6th Aug 2026423 AMAQI
6th Aug 2026424 AMAQI
25°C17/36°C
6th Aug 2026425 AMAQI
5 AM6th Aug 2026446 AMAQI
6th Aug 2026427 AMAQI
6th Aug 2026428 AMAQI
6th Aug 2026429 AMAQI
6th Aug 20264610 AMAQI
6th Aug 20264611 AMAQI
6th Aug 20264812 PMAQI
12 PM6th Aug 2026481 PMAQI
6th Aug 2026482 PMAQI
6th Aug 2026503 PMAQI
6th Aug 2026484 PMAQI
7 PM
12 AM
4 AM
27°C20/38°C
Day time
Avg. Highest Time
5 AM - 4 PM
44AQI
12 hours / Day
360 hours / Month
Avg. Lowest Time
5 PM - 7 PM
42AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 4 PM (Avg. 44), while the lowest AQI was between 5 PM to 7 PM (Avg. 42).
Night time
Avg. Highest Time
2 AM - 4 AM
43AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
8 PM - 11 PM
40AQI
4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 2 AM to 4 AM (Avg. 43), while the lowest AQI was between 8 PM to 11 PM (Avg. 40).
2026 Days Vs Air Quality
Alpine, California, United States
2026
99%
211
1%
3
Total number of days with different AQI categories in last 218 days in 2026 (147 days remaining)
Good
211 DaysModerate
3 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 99%
Health Risk Level:
Very Low
In 2026, 99% of 218 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
Alpine, California, United States
AQI levels in 2026
AQI (US)
PM₂.₅
PM₁₀
CO
SO₂
NO₂
O₃
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
1st January 2026
10AQI (US)
10AQI (US)
2nd January 2026
14AQI (US)
14AQI (US)
3rd January 2026
14AQI (US)
14AQI (US)
4th January 2026
11AQI (US)
11AQI (US)
5th January 2026
18AQI (US)
18AQI (US)
6th January 2026
14AQI (US)
14AQI (US)
7th January 2026
13AQI (US)
13AQI (US)
8th January 2026
25AQI (US)
25AQI (US)
9th January 2026
12AQI (US)
12AQI (US)
10th January 2026
16AQI (US)
16AQI (US)
11th January 2026
17AQI (US)
17AQI (US)
12th January 2026
13AQI (US)
13AQI (US)
13th January 2026
10AQI (US)
10AQI (US)
14th January 2026
24AQI (US)
24AQI (US)
15th January 2026
14AQI (US)
14AQI (US)
16th January 2026
12AQI (US)
12AQI (US)
17th January 2026
16AQI (US)
16AQI (US)
18th January 2026
12AQI (US)
12AQI (US)
19th January 2026
16AQI (US)
16AQI (US)
20th January 2026
21AQI (US)
21AQI (US)
21st January 2026
21AQI (US)
21AQI (US)
22nd January 2026
35AQI (US)
35AQI (US)
23rd January 2026
32AQI (US)
32AQI (US)
24th January 2026
22AQI (US)
22AQI (US)
25th January 2026
21AQI (US)
21AQI (US)
26th January 2026
26AQI (US)
26AQI (US)
27th January 2026
20AQI (US)
20AQI (US)
28th January 2026
28AQI (US)
28AQI (US)
29th January 2026
36AQI (US)
36AQI (US)
30th January 2026
41AQI (US)
41AQI (US)
31st January 2026
22AQI (US)
22AQI (US)
1st February 2026
34AQI (US)
34AQI (US)
2nd February 2026
31AQI (US)
31AQI (US)
3rd February 2026
26AQI (US)
26AQI (US)
4th February 2026
21AQI (US)
21AQI (US)
5th February 2026
28AQI (US)
28AQI (US)
6th February 2026
34AQI (US)
34AQI (US)
7th February 2026
30AQI (US)
30AQI (US)
8th February 2026
22AQI (US)
22AQI (US)
9th February 2026
25AQI (US)
25AQI (US)
10th February 2026
29AQI (US)
29AQI (US)
11th February 2026
19AQI (US)
19AQI (US)
12th February 2026
21AQI (US)
21AQI (US)
13th February 2026
26AQI (US)
26AQI (US)
14th February 2026
32AQI (US)
32AQI (US)
15th February 2026
36AQI (US)
36AQI (US)
16th February 2026
36AQI (US)
36AQI (US)
17th February 2026
26AQI (US)
26AQI (US)
18th February 2026
22AQI (US)
22AQI (US)
19th February 2026
24AQI (US)
24AQI (US)
20th February 2026
19AQI (US)
19AQI (US)
21st February 2026
21AQI (US)
21AQI (US)
22nd February 2026
26AQI (US)
26AQI (US)
23rd February 2026
29AQI (US)
29AQI (US)
24th February 2026
32AQI (US)
32AQI (US)
25th February 2026
29AQI (US)
29AQI (US)
26th February 2026
26AQI (US)
26AQI (US)
27th February 2026
24AQI (US)
24AQI (US)
28th February 2026
19AQI (US)
19AQI (US)
1st March 2026
29AQI (US)
29AQI (US)
2nd March 2026
37AQI (US)
37AQI (US)
3rd March 2026
26AQI (US)
26AQI (US)
4th March 2026
22AQI (US)
22AQI (US)
5th March 2026
18AQI (US)
18AQI (US)
6th March 2026
18AQI (US)
18AQI (US)
7th March 2026
24AQI (US)
24AQI (US)
8th March 2026
20AQI (US)
20AQI (US)
9th March 2026
16AQI (US)
16AQI (US)
10th March 2026
18AQI (US)
18AQI (US)
11th March 2026
22AQI (US)
22AQI (US)
12th March 2026
22AQI (US)
22AQI (US)
13th March 2026
29AQI (US)
29AQI (US)
14th March 2026
18AQI (US)
18AQI (US)
15th March 2026
23AQI (US)
23AQI (US)
16th March 2026
21AQI (US)
21AQI (US)
17th March 2026
22AQI (US)
22AQI (US)
18th March 2026
22AQI (US)
22AQI (US)
19th March 2026
31AQI (US)
31AQI (US)
20th March 2026
28AQI (US)
28AQI (US)
21st March 2026
21AQI (US)
21AQI (US)
22nd March 2026
22AQI (US)
22AQI (US)
23rd March 2026
26AQI (US)
26AQI (US)
24th March 2026
38AQI (US)
38AQI (US)
25th March 2026
20AQI (US)
20AQI (US)
26th March 2026
22AQI (US)
22AQI (US)
27th March 2026
26AQI (US)
26AQI (US)
28th March 2026
27AQI (US)
27AQI (US)
29th March 2026
23AQI (US)
23AQI (US)
30th March 2026
29AQI (US)
29AQI (US)
31st March 2026
28AQI (US)
28AQI (US)
1st April 2026
20AQI (US)
20AQI (US)
2nd April 2026
14AQI (US)
14AQI (US)
3rd April 2026
24AQI (US)
24AQI (US)
4th April 2026
22AQI (US)
22AQI (US)
5th April 2026
24AQI (US)
24AQI (US)
6th April 2026
30AQI (US)
30AQI (US)
7th April 2026
31AQI (US)
31AQI (US)
8th April 2026
34AQI (US)
34AQI (US)
9th April 2026
25AQI (US)
25AQI (US)
10th April 2026
25AQI (US)
25AQI (US)
11th April 2026
29AQI (US)
29AQI (US)
12th April 2026
24AQI (US)
24AQI (US)
13th April 2026
23AQI (US)
23AQI (US)
14th April 2026
15AQI (US)
15AQI (US)
15th April 2026
27AQI (US)
27AQI (US)
16th April 2026
18AQI (US)
18AQI (US)
17th April 2026
18th April 2026
30AQI (US)
30AQI (US)
19th April 2026
32AQI (US)
32AQI (US)
20th April 2026
21AQI (US)
21AQI (US)
21st April 2026
16AQI (US)
16AQI (US)
22nd April 2026
23rd April 2026
20AQI (US)
20AQI (US)
24th April 2026
16AQI (US)
16AQI (US)
25th April 2026
25AQI (US)
25AQI (US)
26th April 2026
28AQI (US)
28AQI (US)
27th April 2026
12AQI (US)
12AQI (US)
28th April 2026
18AQI (US)
18AQI (US)
29th April 2026
20AQI (US)
20AQI (US)
30th April 2026
24AQI (US)
24AQI (US)
1st May 2026
40AQI (US)
40AQI (US)
2nd May 2026
36AQI (US)
36AQI (US)
3rd May 2026
28AQI (US)
28AQI (US)
4th May 2026
23AQI (US)
23AQI (US)
5th May 2026
29AQI (US)
29AQI (US)
6th May 2026
30AQI (US)
30AQI (US)
7th May 2026
34AQI (US)
34AQI (US)
8th May 2026
40AQI (US)
40AQI (US)
9th May 2026
10th May 2026
35AQI (US)
35AQI (US)
11th May 2026
36AQI (US)
36AQI (US)
12th May 2026
36AQI (US)
36AQI (US)
13th May 2026
32AQI (US)
32AQI (US)
14th May 2026
28AQI (US)
28AQI (US)
15th May 2026
36AQI (US)
36AQI (US)
16th May 2026
45AQI (US)
45AQI (US)
17th May 2026
54AQI (US)
54AQI (US)
18th May 2026
48AQI (US)
48AQI (US)
19th May 2026
29AQI (US)
29AQI (US)
20th May 2026
46AQI (US)
46AQI (US)
21st May 2026
34AQI (US)
34AQI (US)
22nd May 2026
35AQI (US)
35AQI (US)
23rd May 2026
45AQI (US)
45AQI (US)
24th May 2026
48AQI (US)
48AQI (US)
25th May 2026
34AQI (US)
34AQI (US)
26th May 2026
20AQI (US)
20AQI (US)
27th May 2026
12AQI (US)
12AQI (US)
28th May 2026
15AQI (US)
15AQI (US)
29th May 2026
24AQI (US)
24AQI (US)
30th May 2026
19AQI (US)
19AQI (US)
31st May 2026
19AQI (US)
19AQI (US)
1st June 2026
28AQI (US)
28AQI (US)
2nd June 2026
42AQI (US)
42AQI (US)
3rd June 2026
44AQI (US)
44AQI (US)
4th June 2026
42AQI (US)
42AQI (US)
5th June 2026
39AQI (US)
39AQI (US)
6th June 2026
26AQI (US)
26AQI (US)
7th June 2026
39AQI (US)
39AQI (US)
8th June 2026
35AQI (US)
35AQI (US)
9th June 2026
28AQI (US)
28AQI (US)
10th June 2026
28AQI (US)
28AQI (US)
11th June 2026
29AQI (US)
29AQI (US)
12th June 2026
19AQI (US)
19AQI (US)
13th June 2026
13AQI (US)
13AQI (US)
14th June 2026
17AQI (US)
17AQI (US)
15th June 2026
21AQI (US)
21AQI (US)
16th June 2026
29AQI (US)
29AQI (US)
17th June 2026
29AQI (US)
29AQI (US)
18th June 2026
22AQI (US)
22AQI (US)
19th June 2026
29AQI (US)
29AQI (US)
20th June 2026
28AQI (US)
28AQI (US)
21st June 2026
39AQI (US)
39AQI (US)
22nd June 2026
28AQI (US)
28AQI (US)
23rd June 2026
38AQI (US)
38AQI (US)
24th June 2026
33AQI (US)
33AQI (US)
25th June 2026
30AQI (US)
30AQI (US)
26th June 2026
27AQI (US)
27AQI (US)
27th June 2026
27AQI (US)
27AQI (US)
28th June 2026
18AQI (US)
18AQI (US)
29th June 2026
23AQI (US)
23AQI (US)
30th June 2026
37AQI (US)
37AQI (US)
1st July 2026
29AQI (US)
29AQI (US)
2nd July 2026
41AQI (US)
41AQI (US)
3rd July 2026
24AQI (US)
24AQI (US)
4th July 2026
22AQI (US)
22AQI (US)
5th July 2026
41AQI (US)
41AQI (US)
6th July 2026
24AQI (US)
24AQI (US)
7th July 2026
59AQI (US)
59AQI (US)
8th July 2026
28AQI (US)
28AQI (US)
9th July 2026
32AQI (US)
32AQI (US)
10th July 2026
30AQI (US)
30AQI (US)
11th July 2026
29AQI (US)
29AQI (US)
12th July 2026
26AQI (US)
26AQI (US)
13th July 2026
35AQI (US)
35AQI (US)
14th July 2026
40AQI (US)
40AQI (US)
15th July 2026
28AQI (US)
28AQI (US)
16th July 2026
32AQI (US)
32AQI (US)
17th July 2026
50AQI (US)
50AQI (US)
18th July 2026
49AQI (US)
49AQI (US)
19th July 2026
47AQI (US)
47AQI (US)
20th July 2026
46AQI (US)
46AQI (US)
21st July 2026
44AQI (US)
44AQI (US)
22nd July 2026
46AQI (US)
46AQI (US)
23rd July 2026
45AQI (US)
45AQI (US)
24th July 2026
47AQI (US)
47AQI (US)
25th July 2026
49AQI (US)
49AQI (US)
26th July 2026
47AQI (US)
47AQI (US)
27th July 2026
48AQI (US)
48AQI (US)
28th July 2026
49AQI (US)
49AQI (US)
29th July 2026
48AQI (US)
48AQI (US)
30th July 2026
47AQI (US)
47AQI (US)
31st July 2026
46AQI (US)
46AQI (US)
1st August 2026
49AQI (US)
49AQI (US)
2nd August 2026
50AQI (US)
50AQI (US)
3rd August 2026
48AQI (US)
48AQI (US)
4th August 2026
51AQI (US)
51AQI (US)
5th August 2026
48AQI (US)
48AQI (US)
6th August 2026
7th August 2026
8th August 2026
9th August 2026
10th August 2026
11th August 2026
12th August 2026
13th August 2026
14th August 2026
15th August 2026
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026
20AQI (US)
27AQI (US)
24AQI (US)
23AQI (US)
33AQI (US)
30AQI (US)
40AQI (US)
49AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202629AQI (US)
31
28
31
28
29
1
30
30
1
4
1
211
3
Highest AQI (US) recorded in
August49AQI (US)
Lowest AQI (US) recorded in
January20AQI (US)
202535AQI (US)
30
1
28
31
30
29
2
20
10
27
4
15
16
30
27
4
30
31
328
37
Highest AQI (US) recorded in
August48AQI (US)
Lowest AQI (US) recorded in
December24AQI (US)
202439AQI (US)
30
29
31
30
27
4
21
8
22
9
31
26
4
20
11
30
30
1
327
37
Highest AQI (US) recorded in
July47AQI (US)
Lowest AQI (US) recorded in
March32AQI (US)
202362AQI (US)
23
1
6
24
4
28
1
2
15
4
11
28
3
29
1
21
7
27
2
24
6
27
4
26
3
31
303
35
1
19
Highest AQI (US) recorded in
April200AQI (US)
Lowest AQI (US) recorded in
December36AQI (US)
2022106AQI (US)
28
1
22
31
24
6
27
4
17
6
1
6
13
11
2
20
3
6
22
2
1
6
19
1
1
9
21
1
9
244
25
2
1
1
47
Highest AQI (US) recorded in
July248AQI (US)
Lowest AQI (US) recorded in
January37AQI (US)
202139AQI (US)
27
28
31
27
3
30
1
28
2
29
2
21
10
23
5
30
1
29
1
31
334
25
Highest AQI (US) recorded in
August48AQI (US)
Lowest AQI (US) recorded in
January33AQI (US)
202040AQI (US)
13
20
18
28
2
27
4
24
7
19
11
17
14
30
31
227
38
Highest AQI (US) recorded in
September50AQI (US)
Lowest AQI (US) recorded in
April31AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2022(Avg.)
106AQI (US)Least Polluted Year Recorded
2026(Avg.)
29AQI (US)Alpine's annual 2026 AQI (US) (29) shows an average percentage change of -36.9% (improved AQI (US)) compared to previous years: 2020 (40), 2021 (39), 2022 (106), 2023 (62), 2024 (39), 2025 (35).
