Sebastopol, 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+
October Air Quality Analysis
Sebastopol, California, United States
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
4th Oct 2025
55AQILowest AQI recorded on
17th Oct 2023
8AQISame Day Analysis (18th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 54 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 18th Oct - 19th Oct 2025
Sebastopol, California, United States
AQI
Day
Night
.
7 AM18th Oct 2025
6 PM
6 AM19th Oct 2025
Day time
Avg. Highest Time
1PM18th Oct
65AQI
Avg. Lowest Time
12PM18th Oct
39AQI
Night time
Avg. Highest Time
4AM19th Oct
60AQI
Avg. Lowest Time
10PM18th Oct
50AQI
In the last 24 hours,
Sebastopol's AQI reached its highest point of 65 at 1 PM during the Day, while the lowest point, 39, was recorded at 12 PM during the Day between 18th Oct and 19th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Sebastopol, California, United States
SepOct
19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th
Day
Night
19th Sep 2025277 AMAQI
19th Sep 2025238 AMAQI
19th Sep 2025229 AMAQI
19th Sep 20252210 AMAQI
19th Sep 20252311 AMAQI
19th Sep 20252612 PMAQI
19th Sep 2025241 PMAQI
19th Sep 2025252 PMAQI
19th Sep 2025253 PMAQI
19th Sep 2025254 PMAQI
19th Sep 2025255 PMAQI
19th Sep 2025266 PMAQI
19th Sep 2025267 PMAQI
19th Sep 2025248 PMAQI
19th Sep 2025269 PMAQI
19th Sep 20252810 PMAQI
19th Sep 20253011 PMAQI
20th Sep 20252812 AMAQI
20th Sep 2025301 AMAQI
20th Sep 2025282 AMAQI
20th Sep 2025273 AMAQI
20th Sep 2025264 AMAQI
20th Sep 2025295 AMAQI
20th Sep 2025306 AMAQI
19°C15/29°C
20th Sep 2025297 AMAQI
20th Sep 2025228 AMAQI
20th Sep 2025229 AMAQI
20th Sep 20252110 AMAQI
20th Sep 20252211 AMAQI
20th Sep 20252112 PMAQI
20th Sep 2025211 PMAQI
20th Sep 2025222 PMAQI
20th Sep 2025283 PMAQI
20th Sep 2025284 PMAQI
20th Sep 2025275 PMAQI
20th Sep 2025266 PMAQI
20th Sep 2025277 PMAQI
20th Sep 2025278 PMAQI
20th Sep 2025289 PMAQI
20th Sep 20252810 PMAQI
20th Sep 20252811 PMAQI
21st Sep 20252812 AMAQI
21st Sep 2025281 AMAQI
21st Sep 2025262 AMAQI
21st Sep 2025253 AMAQI
21st Sep 2025244 AMAQI
21st Sep 2025275 AMAQI
21st Sep 2025286 AMAQI
20°C14/30°C
21st Sep 2025287 AMAQI
21st Sep 2025248 AMAQI
21st Sep 2025209 AMAQI
21st Sep 20252010 AMAQI
21st Sep 20251911 AMAQI
21st Sep 20251912 PMAQI
21st Sep 2025201 PMAQI
21st Sep 2025202 PMAQI
21st Sep 2025233 PMAQI
21st Sep 2025224 PMAQI
21st Sep 2025215 PMAQI
21st Sep 2025226 PMAQI
21st Sep 2025207 PMAQI
21st Sep 2025228 PMAQI
21st Sep 2025199 PMAQI
21st Sep 20251810 PMAQI
21st Sep 20251911 PMAQI
22nd Sep 20252212 AMAQI
22nd Sep 2025221 AMAQI
22nd Sep 2025232 AMAQI
22nd Sep 2025243 AMAQI
22nd Sep 2025194 AMAQI
22nd Sep 2025185 AMAQI
22nd Sep 2025186 AMAQI
22°C13/36°C
22nd Sep 2025187 AMAQI
22nd Sep 2025208 AMAQI
22nd Sep 2025219 AMAQI
22nd Sep 20251810 AMAQI
22nd Sep 20252011 AMAQI
22nd Sep 20251812 PMAQI
22nd Sep 2025201 PMAQI
22nd Sep 2025222 PMAQI
22nd Sep 2025233 PMAQI
22nd Sep 2025214 PMAQI
22nd Sep 2025205 PMAQI
22nd Sep 2025216 PMAQI
22nd Sep 2025227 PMAQI
22nd Sep 2025248 PMAQI
22nd Sep 2025259 PMAQI
22nd Sep 20252410 PMAQI
22nd Sep 20252211 PMAQI
23rd Sep 20252212 AMAQI
23rd Sep 2025221 AMAQI
23rd Sep 2025232 AMAQI
23rd Sep 2025263 AMAQI
23rd Sep 2025304 AMAQI
23rd Sep 2025245 AMAQI
23rd Sep 2025256 AMAQI
21°C10/34°C
23rd Sep 2025257 AMAQI
23rd Sep 2025268 AMAQI
23rd Sep 2025239 AMAQI
23rd Sep 20252210 AMAQI
23rd Sep 20252211 AMAQI
23rd Sep 20252312 PMAQI
23rd Sep 2025201 PMAQI
23rd Sep 2025222 PMAQI
23rd Sep 2025263 PMAQI
23rd Sep 2025254 PMAQI
23rd Sep 2025255 PMAQI
23rd Sep 2025256 PMAQI
23rd Sep 2025267 PMAQI
23rd Sep 2025268 PMAQI
23rd Sep 2025259 PMAQI
23rd Sep 20252610 PMAQI
23rd Sep 20252811 PMAQI
24th Sep 20253312 AMAQI
24th Sep 2025311 AMAQI
24th Sep 2025302 AMAQI
24th Sep 2025293 AMAQI
24th Sep 2025414 AMAQI
24th Sep 2025455 AMAQI
24th Sep 2025446 AMAQI
24°C13/39°C
24th Sep 2025397 AMAQI
24th Sep 2025398 AMAQI
24th Sep 2025329 AMAQI
24th Sep 20253210 AMAQI
24th Sep 20253411 AMAQI
24th Sep 20253412 PMAQI
24th Sep 2025381 PMAQI
24th Sep 2025432 PMAQI
24th Sep 2025403 PMAQI
24th Sep 2025414 PMAQI
24th Sep 2025415 PMAQI
24th Sep 2025426 PMAQI
24th Sep 2025417 PMAQI
24th Sep 2025408 PMAQI
24th Sep 2025379 PMAQI
24th Sep 20253710 PMAQI
24th Sep 20254011 PMAQI
25th Sep 20252812 AMAQI
25th Sep 2025251 AMAQI
25th Sep 2025212 AMAQI
25th Sep 2025233 AMAQI
25th Sep 2025204 AMAQI
25th Sep 2025195 AMAQI
25th Sep 2025226 AMAQI
20°C14/31°C
25th Sep 2025207 AMAQI
25th Sep 2025268 AMAQI
25th Sep 2025189 AMAQI
25th Sep 20251810 AMAQI
25th Sep 20252711 AMAQI
25th Sep 20252812 PMAQI
25th Sep 2025291 PMAQI
25th Sep 2025222 PMAQI
25th Sep 2025223 PMAQI
25th Sep 2025244 PMAQI
25th Sep 2025265 PMAQI
25th Sep 2025256 PMAQI
25th Sep 2025267 PMAQI
25th Sep 2025268 PMAQI
25th Sep 2025259 PMAQI
25th Sep 20252310 PMAQI
25th Sep 20252211 PMAQI
26th Sep 20252312 AMAQI
26th Sep 2025231 AMAQI
26th Sep 2025222 AMAQI
26th Sep 2025193 AMAQI
26th Sep 2025194 AMAQI
26th Sep 2025185 AMAQI
26th Sep 2025176 AMAQI
19°C15/28°C
26th Sep 2025227 AMAQI
26th Sep 2025168 AMAQI
26th Sep 2025179 AMAQI
26th Sep 20251910 AMAQI
26th Sep 20252411 AMAQI
26th Sep 20254412 PMAQI
26th Sep 2025431 PMAQI
26th Sep 2025362 PMAQI
26th Sep 2025353 PMAQI
26th Sep 2025484 PMAQI
26th Sep 2025615 PMAQI
26th Sep 2025386 PMAQI
26th Sep 2025397 PMAQI
26th Sep 2025478 PMAQI
26th Sep 2025479 PMAQI
26th Sep 20254610 PMAQI
26th Sep 20255311 PMAQI
27th Sep 20256012 AMAQI
27th Sep 2025511 AMAQI
27th Sep 2025602 AMAQI
27th Sep 2025553 AMAQI
27th Sep 2025534 AMAQI
27th Sep 2025535 AMAQI
27th Sep 2025536 AMAQI
21°C13/33°C
27th Sep 2025477 AMAQI
27th Sep 2025328 AMAQI
27th Sep 2025379 AMAQI
27th Sep 20253210 AMAQI
27th Sep 20253311 AMAQI
27th Sep 20253812 PMAQI
27th Sep 2025511 PMAQI
27th Sep 2025492 PMAQI
27th Sep 2025483 PMAQI
27th Sep 2025494 PMAQI
27th Sep 2025455 PMAQI
27th Sep 2025406 PMAQI
27th Sep 2025377 PMAQI
27th Sep 2025398 PMAQI
27th Sep 2025489 PMAQI
27th Sep 20256910 PMAQI
27th Sep 20256011 PMAQI
28th Sep 20255212 AMAQI
28th Sep 2025631 AMAQI
28th Sep 2025612 AMAQI
28th Sep 2025623 AMAQI
28th Sep 2025624 AMAQI
28th Sep 2025625 AMAQI
28th Sep 2025626 AMAQI
17°C10/27°C
28th Sep 2025627 AMAQI
28th Sep 2025628 AMAQI
28th Sep 2025569 AMAQI
28th Sep 20255710 AMAQI
28th Sep 20255511 AMAQI
28th Sep 20255812 PMAQI
28th Sep 2025671 PMAQI
28th Sep 2025742 PMAQI
28th Sep 2025733 PMAQI
28th Sep 2025724 PMAQI
28th Sep 2025725 PMAQI
28th Sep 2025666 PMAQI
28th Sep 2025597 PMAQI
28th Sep 2025548 PMAQI
28th Sep 2025449 PMAQI
28th Sep 20254510 PMAQI
28th Sep 20255511 PMAQI
29th Sep 20256912 AMAQI
29th Sep 2025671 AMAQI
29th Sep 2025682 AMAQI
29th Sep 2025623 AMAQI
29th Sep 2025514 AMAQI
29th Sep 2025375 AMAQI
29th Sep 2025326 AMAQI
18°C15/23°C
29th Sep 2025347 AMAQI
29th Sep 2025478 AMAQI
29th Sep 2025459 AMAQI
29th Sep 20255010 AMAQI
29th Sep 20254611 AMAQI
29th Sep 20253612 PMAQI
29th Sep 2025341 PMAQI
29th Sep 2025382 PMAQI
29th Sep 2025383 PMAQI
29th Sep 2025304 PMAQI
29th Sep 2025295 PMAQI
29th Sep 2025236 PMAQI
29th Sep 2025227 PMAQI
29th Sep 2025188 PMAQI
29th Sep 2025179 PMAQI
29th Sep 20251710 PMAQI
29th Sep 20251211 PMAQI
30th Sep 20251912 AMAQI
30th Sep 2025191 AMAQI
30th Sep 2025192 AMAQI
30th Sep 2025143 AMAQI
30th Sep 2025154 AMAQI
30th Sep 2025135 AMAQI
30th Sep 2025146 AMAQI
18°C17/22°C
30th Sep 2025147 AMAQI
30th Sep 2025158 AMAQI
30th Sep 2025199 AMAQI
30th Sep 20251710 AMAQI
30th Sep 20251611 AMAQI
30th Sep 20251712 PMAQI
30th Sep 2025121 PMAQI
30th Sep 2025102 PMAQI
30th Sep 202593 PMAQI
30th Sep 2025104 PMAQI
30th Sep 2025115 PMAQI
30th Sep 2025126 PMAQI
30th Sep 2025127 PMAQI
30th Sep 2025128 PMAQI
30th Sep 2025139 PMAQI
30th Sep 20251210 PMAQI
30th Sep 20251111 PMAQI
1st Oct 20251112 AMAQI
1st Oct 2025111 AMAQI
1st Oct 2025112 AMAQI
1st Oct 2025113 AMAQI
1st Oct 2025144 AMAQI
1st Oct 2025125 AMAQI
1st Oct 2025146 AMAQI
18°C15/21°C
1st Oct 2025157 AMAQI
1st Oct 2025138 AMAQI
1st Oct 2025209 AMAQI
1st Oct 20252110 AMAQI
1st Oct 20252211 AMAQI
1st Oct 20252212 PMAQI
1st Oct 2025201 PMAQI
1st Oct 2025202 PMAQI
1st Oct 2025203 PMAQI
1st Oct 2025204 PMAQI
1st Oct 2025205 PMAQI
1st Oct 2025196 PMAQI
1st Oct 2025337 PMAQI
1st Oct 2025388 PMAQI
1st Oct 2025309 PMAQI
1st Oct 20251910 PMAQI
1st Oct 20251811 PMAQI
2nd Oct 20252012 AMAQI
2nd Oct 2025201 AMAQI
2nd Oct 2025192 AMAQI
2nd Oct 2025203 AMAQI
2nd Oct 2025194 AMAQI
2nd Oct 2025205 AMAQI
2nd Oct 2025206 AMAQI
17°C16/20°C
2nd Oct 2025207 AMAQI
2nd Oct 2025228 AMAQI
2nd Oct 2025239 AMAQI
2nd Oct 20252710 AMAQI
2nd Oct 20253511 AMAQI
2nd Oct 20253112 PMAQI
2nd Oct 2025491 PMAQI
2nd Oct 2025302 PMAQI
2nd Oct 2025313 PMAQI
2nd Oct 2025574 PMAQI
2nd Oct 2025435 PMAQI
2nd Oct 2025376 PMAQI
2nd Oct 2025447 PMAQI
2nd Oct 2025508 PMAQI
2nd Oct 2025479 PMAQI
2nd Oct 20254010 PMAQI
2nd Oct 20254811 PMAQI
3rd Oct 20255012 AMAQI
3rd Oct 2025341 AMAQI
3rd Oct 2025342 AMAQI
3rd Oct 2025373 AMAQI
3rd Oct 2025264 AMAQI
3rd Oct 2025245 AMAQI
3rd Oct 2025266 AMAQI
17°C13/22°C
3rd Oct 2025237 AMAQI
3rd Oct 2025248 AMAQI
3rd Oct 2025249 AMAQI
3rd Oct 20253110 AMAQI
3rd Oct 20254211 AMAQI
3rd Oct 20254012 PMAQI
3rd Oct 2025421 PMAQI
3rd Oct 2025512 PMAQI
3rd Oct 2025393 PMAQI
3rd Oct 2025244 PMAQI
3rd Oct 2025365 PMAQI
3rd Oct 2025616 PMAQI
3rd Oct 2025467 PMAQI
3rd Oct 2025458 PMAQI
3rd Oct 2025529 PMAQI
3rd Oct 20255410 PMAQI
3rd Oct 20255611 PMAQI
4th Oct 20255412 AMAQI
4th Oct 2025451 AMAQI
4th Oct 2025492 AMAQI
4th Oct 2025513 AMAQI
4th Oct 2025524 AMAQI
4th Oct 2025505 AMAQI
4th Oct 2025426 AMAQI
17°C12/23°C
4th Oct 2025427 AMAQI
4th Oct 2025488 AMAQI
4th Oct 2025359 AMAQI
4th Oct 20252910 AMAQI
4th Oct 20254711 AMAQI
4th Oct 20255612 PMAQI
4th Oct 2025671 PMAQI
4th Oct 2025582 PMAQI
4th Oct 2025583 PMAQI
4th Oct 2025564 PMAQI
4th Oct 2025715 PMAQI
4th Oct 2025796 PMAQI
4th Oct 2025737 PMAQI
4th Oct 2025758 PMAQI
4th Oct 2025699 PMAQI
4th Oct 20254810 PMAQI
4th Oct 20255711 PMAQI
5th Oct 20255312 AMAQI
5th Oct 2025421 AMAQI
5th Oct 2025312 AMAQI
5th Oct 2025533 AMAQI
5th Oct 2025504 AMAQI
5th Oct 2025535 AMAQI
5th Oct 2025476 AMAQI
18°C9/29°C
5th Oct 2025427 AMAQI
5th Oct 2025448 AMAQI
5th Oct 2025419 AMAQI
5th Oct 20254710 AMAQI
5th Oct 20254311 AMAQI
5th Oct 20254212 PMAQI
5th Oct 2025471 PMAQI
5th Oct 2025492 PMAQI
5th Oct 2025573 PMAQI
5th Oct 2025614 PMAQI
5th Oct 2025535 PMAQI
5th Oct 2025456 PMAQI
5th Oct 2025517 PMAQI
5th Oct 2025638 PMAQI
5th Oct 2025729 PMAQI
5th Oct 20257310 PMAQI
5th Oct 20256211 PMAQI
6th Oct 20255612 AMAQI
6th Oct 2025511 AMAQI
6th Oct 2025522 AMAQI
6th Oct 2025493 AMAQI
6th Oct 2025534 AMAQI
6th Oct 2025545 AMAQI
6th Oct 2025596 AMAQI
18°C10/30°C
6th Oct 2025457 AMAQI
6th Oct 2025418 AMAQI
6th Oct 2025349 AMAQI
6th Oct 20252610 AMAQI
7th Oct 2025254 AMAQI
7th Oct 2025255 AMAQI
7th Oct 2025416 AMAQI
20°C11/34°C
7th Oct 2025427 AMAQI
7th Oct 2025368 AMAQI
7th Oct 2025419 AMAQI
7th Oct 20252910 AMAQI
7th Oct 20253211 AMAQI
7th Oct 20254612 PMAQI
7th Oct 2025501 PMAQI
7th Oct 2025482 PMAQI
7th Oct 2025533 PMAQI
7th Oct 2025644 PMAQI
7th Oct 2025595 PMAQI
7th Oct 2025396 PMAQI
7th Oct 2025467 PMAQI
7th Oct 2025618 PMAQI
7th Oct 2025659 PMAQI
7th Oct 20254410 PMAQI
7th Oct 20253911 PMAQI
8th Oct 20254812 AMAQI
8th Oct 2025541 AMAQI
8th Oct 2025522 AMAQI
8th Oct 2025553 AMAQI
8th Oct 2025504 AMAQI
8th Oct 2025405 AMAQI
8th Oct 2025406 AMAQI
21°C11/34°C
8th Oct 2025397 AMAQI
8th Oct 2025468 AMAQI
8th Oct 2025469 AMAQI
8th Oct 20254110 AMAQI
8th Oct 20253911 AMAQI
8th Oct 20255212 PMAQI
8th Oct 2025501 PMAQI
8th Oct 2025492 PMAQI
8th Oct 2025533 PMAQI
8th Oct 2025574 PMAQI
8th Oct 2025535 PMAQI
8th Oct 2025466 PMAQI
8th Oct 2025447 PMAQI
8th Oct 2025418 PMAQI
8th Oct 2025489 PMAQI
8th Oct 20254810 PMAQI
8th Oct 20254011 PMAQI
9th Oct 20254112 AMAQI
9th Oct 2025501 AMAQI
9th Oct 2025422 AMAQI
9th Oct 2025433 AMAQI
9th Oct 2025514 AMAQI
9th Oct 2025425 AMAQI
9th Oct 2025456 AMAQI
16°C13/20°C
9th Oct 2025457 AMAQI
9th Oct 2025358 AMAQI
9th Oct 2025239 AMAQI
9th Oct 20252410 AMAQI
9th Oct 20252911 AMAQI
9th Oct 20255212 PMAQI
9th Oct 2025691 PMAQI
9th Oct 2025622 PMAQI
9th Oct 2025663 PMAQI
9th Oct 2025534 PMAQI
9th Oct 2025445 PMAQI
9th Oct 2025476 PMAQI
9th Oct 2025487 PMAQI
9th Oct 2025418 PMAQI
9th Oct 2025439 PMAQI
9th Oct 20255210 PMAQI
9th Oct 20254311 PMAQI
10th Oct 20252212 AMAQI
10th Oct 2025231 AMAQI
10th Oct 2025232 AMAQI
10th Oct 2025233 AMAQI
10th Oct 2025294 AMAQI
10th Oct 2025465 AMAQI
10th Oct 2025386 AMAQI
16°C13/19°C
10th Oct 2025227 AMAQI
10th Oct 2025288 AMAQI
10th Oct 2025419 AMAQI
10th Oct 20254910 AMAQI
10th Oct 20254911 AMAQI
10th Oct 20253412 PMAQI
10th Oct 2025311 PMAQI
10th Oct 2025452 PMAQI
10th Oct 2025433 PMAQI
10th Oct 2025634 PMAQI
10th Oct 2025575 PMAQI
10th Oct 2025246 PMAQI
10th Oct 2025167 PMAQI
10th Oct 2025248 PMAQI
10th Oct 2025229 PMAQI
10th Oct 20252310 PMAQI
10th Oct 20252211 PMAQI
11th Oct 20251912 AMAQI
11th Oct 2025201 AMAQI
11th Oct 2025352 AMAQI
11th Oct 2025353 AMAQI
11th Oct 2025324 AMAQI
11th Oct 2025535 AMAQI
11th Oct 2025146 AMAQI
15°C8/21°C
11th Oct 2025187 AMAQI
11th Oct 2025278 AMAQI
11th Oct 2025269 AMAQI
11th Oct 20252410 AMAQI
11th Oct 20252711 AMAQI
11th Oct 20252612 PMAQI
11th Oct 2025251 PMAQI
11th Oct 2025262 PMAQI
11th Oct 2025253 PMAQI
11th Oct 2025234 PMAQI
11th Oct 2025245 PMAQI
11th Oct 2025256 PMAQI
11th Oct 2025307 PMAQI
11th Oct 2025388 PMAQI
11th Oct 2025439 PMAQI
11th Oct 20254610 PMAQI
11th Oct 20254011 PMAQI
12th Oct 20254412 AMAQI
12th Oct 2025451 AMAQI
12th Oct 2025482 AMAQI
12th Oct 2025513 AMAQI
12th Oct 2025504 AMAQI
12th Oct 2025455 AMAQI
12th Oct 2025206 AMAQI
15°C10/23°C
12th Oct 2025267 AMAQI
12th Oct 2025438 AMAQI
12th Oct 2025449 AMAQI
12th Oct 20255510 AMAQI
12th Oct 20255011 AMAQI
12th Oct 20254012 PMAQI
12th Oct 2025251 PMAQI
12th Oct 2025252 PMAQI
12th Oct 2025303 PMAQI
12th Oct 2025384 PMAQI
12th Oct 2025305 PMAQI
12th Oct 2025496 PMAQI
12th Oct 2025577 PMAQI
12th Oct 2025528 PMAQI
12th Oct 2025559 PMAQI
12th Oct 20255510 PMAQI
12th Oct 20255811 PMAQI
13th Oct 20255312 AMAQI
13th Oct 2025511 AMAQI
13th Oct 2025472 AMAQI
13th Oct 2025533 AMAQI
13th Oct 2025534 AMAQI
13th Oct 2025515 AMAQI
13th Oct 2025516 AMAQI
16°C8/26°C
13th Oct 2025477 AMAQI
13th Oct 2025448 AMAQI
13th Oct 2025449 AMAQI
13th Oct 20255210 AMAQI
13th Oct 20255111 AMAQI
13th Oct 20255112 PMAQI
13th Oct 2025511 PMAQI
13th Oct 2025482 PMAQI
13th Oct 2025483 PMAQI
13th Oct 2025544 PMAQI
13th Oct 2025525 PMAQI
13th Oct 2025546 PMAQI
13th Oct 2025577 PMAQI
13th Oct 2025488 PMAQI
13th Oct 2025459 PMAQI
13th Oct 20255910 PMAQI
13th Oct 20256511 PMAQI
14th Oct 20255212 AMAQI
14th Oct 2025541 AMAQI
14th Oct 2025442 AMAQI
14th Oct 2025263 AMAQI
14th Oct 2025254 AMAQI
14th Oct 2025275 AMAQI
14th Oct 2025256 AMAQI
12°C9/15°C
14th Oct 2025337 AMAQI
14th Oct 2025468 AMAQI
14th Oct 2025279 AMAQI
14th Oct 20253010 AMAQI
14th Oct 20252911 AMAQI
14th Oct 20253712 PMAQI
14th Oct 2025361 PMAQI
14th Oct 2025302 PMAQI
14th Oct 2025313 PMAQI
14th Oct 2025304 PMAQI
14th Oct 2025285 PMAQI
14th Oct 2025296 PMAQI
14th Oct 2025287 PMAQI
14th Oct 2025298 PMAQI
14th Oct 2025299 PMAQI
14th Oct 20254810 PMAQI
14th Oct 20255411 PMAQI
15th Oct 20255412 AMAQI
15th Oct 2025411 AMAQI
15th Oct 2025422 AMAQI
15th Oct 2025393 AMAQI
15th Oct 2025414 AMAQI
15th Oct 2025445 AMAQI
15th Oct 2025416 AMAQI
12°C9/18°C
15th Oct 2025407 AMAQI
15th Oct 2025328 AMAQI
15th Oct 2025219 AMAQI
15th Oct 20252510 AMAQI
15th Oct 20252811 AMAQI
15th Oct 20253312 PMAQI
15th Oct 2025261 PMAQI
15th Oct 2025262 PMAQI
15th Oct 2025353 PMAQI
15th Oct 2025474 PMAQI
15th Oct 2025435 PMAQI
15th Oct 2025536 PMAQI
15th Oct 2025557 PMAQI
15th Oct 2025578 PMAQI
15th Oct 2025599 PMAQI
15th Oct 20255510 PMAQI
15th Oct 20255011 PMAQI
16th Oct 20254612 AMAQI
16th Oct 2025581 AMAQI
16th Oct 2025662 AMAQI
16th Oct 2025523 AMAQI
16th Oct 2025484 AMAQI
16th Oct 2025485 AMAQI
16th Oct 2025576 AMAQI
14°C12/17°C
16th Oct 2025527 AMAQI
16th Oct 2025498 AMAQI
16th Oct 2025409 AMAQI
16th Oct 20253510 AMAQI
16th Oct 20254811 AMAQI
16th Oct 20255312 PMAQI
16th Oct 2025511 PMAQI
16th Oct 2025542 PMAQI
16th Oct 2025543 PMAQI
16th Oct 2025504 PMAQI
16th Oct 2025485 PMAQI
16th Oct 2025486 PMAQI
16th Oct 2025407 PMAQI
16th Oct 2025518 PMAQI
16th Oct 2025569 PMAQI
16th Oct 20255310 PMAQI
16th Oct 20255711 PMAQI
17th Oct 20254912 AMAQI
17th Oct 2025501 AMAQI
17th Oct 2025472 AMAQI
17th Oct 2025493 AMAQI
17th Oct 2025514 AMAQI
17th Oct 2025505 AMAQI
17th Oct 2025546 AMAQI
15°C8/25°C
17th Oct 2025557 AMAQI
17th Oct 2025528 AMAQI
17th Oct 2025569 AMAQI
17th Oct 20254510 AMAQI
17th Oct 20255811 AMAQI
17th Oct 20255712 PMAQI
17th Oct 2025551 PMAQI
17th Oct 2025432 PMAQI
17th Oct 2025493 PMAQI
17th Oct 2025534 PMAQI
17th Oct 2025515 PMAQI
17th Oct 2025526 PMAQI
17th Oct 2025527 PMAQI
17th Oct 2025518 PMAQI
17th Oct 2025559 PMAQI
17th Oct 20256210 PMAQI
17th Oct 20254411 PMAQI
18th Oct 20254212 AMAQI
18th Oct 2025441 AMAQI
18th Oct 2025622 AMAQI
18th Oct 2025673 AMAQI
18th Oct 2025664 AMAQI
18th Oct 2025635 AMAQI
18th Oct 2025586 AMAQI
16°C6/28°C
18th Oct 2025567 AMAQI
18th Oct 2025558 AMAQI
18th Oct 2025579 AMAQI
18th Oct 20255810 AMAQI
18th Oct 20254711 AMAQI
18th Oct 20253912 PMAQI
18th Oct 2025651 PMAQI
18th Oct 2025582 PMAQI
18th Oct 2025533 PMAQI
18th Oct 2025504 PMAQI
18th Oct 2025525 PMAQI
18th Oct 2025526 PMAQI
18th Oct 2025517 PMAQI
18th Oct 2025538 PMAQI
18th Oct 2025539 PMAQI
18th Oct 20255010 PMAQI
18th Oct 20255311 PMAQI
19th Oct 20255412 AMAQI
19th Oct 2025571 AMAQI
19th Oct 2025582 AMAQI
19th Oct 2025593 AMAQI
19th Oct 2025604 AMAQI
19th Oct 2025585 AMAQI
19th Oct 2025586 AMAQI
18°C9/29°C
19th Oct 2025487 AMAQI
7 AM19th Oct 2025458 AMAQI
19th Oct 2025519 AMAQI
19th Oct 20255410 AMAQI
19th Oct 20255611 AMAQI
19th Oct 20256612 PMAQI
12 PM19th Oct 2025741 PMAQI
19th Oct 2025572 PMAQI
6 PM
12 AM
6 AM
--°C/°C
Day time
Avg. Highest Time
4 PM - 6 PM
40AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
9 AM - 10 AM
33AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 PM to 6 PM (Avg. 40), while the lowest AQI was between 9 AM to 10 AM (Avg. 33).
Night time
Avg. Highest Time
8 PM - 11 PM
41AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
6 AM
36AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 PM to 11 PM (Avg. 41), while the lowest AQI was between 6 AM to 6 AM (Avg. 36).
2025 Days Vs Air Quality
Sebastopol, California, United States
2025
98%
284
2%
7
Total number of days with different AQI categories in last 292 days in 2025 (73 days remaining)
Good
284 DaysModerate
7 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 98%
Health Risk Level:
Very Low
In 2025, 98% of 292 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
Sebastopol, 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.
-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
40AQI
40AQI
2nd January 2025
39AQI
39AQI
3rd January 2025
42AQI
42AQI
4th January 2025
29AQI
29AQI
5th January 2025
35AQI
35AQI
6th January 2025
27AQI
27AQI
7th January 2025
22AQI
22AQI
8th January 2025
24AQI
24AQI
9th January 2025
35AQI
35AQI
10th January 2025
35AQI
35AQI
11th January 2025
33AQI
33AQI
12th January 2025
26AQI
26AQI
13th January 2025
40AQI
40AQI
14th January 2025
32AQI
32AQI
15th January 2025
44AQI
44AQI
16th January 2025
46AQI
46AQI
17th January 2025
44AQI
44AQI
18th January 2025
44AQI
44AQI
19th January 2025
49AQI
49AQI
20th January 2025
36AQI
36AQI
21st January 2025
39AQI
39AQI
22nd January 2025
45AQI
45AQI
23rd January 2025
45AQI
45AQI
24th January 2025
41AQI
41AQI
25th January 2025
37AQI
37AQI
26th January 2025
38AQI
38AQI
27th January 2025
36AQI
36AQI
28th January 2025
49AQI
49AQI
29th January 2025
40AQI
40AQI
30th January 2025
46AQI
46AQI
31st January 2025
45AQI
45AQI
1st February 2025
24AQI
24AQI
2nd February 2025
20AQI
20AQI
3rd February 2025
22AQI
22AQI
4th February 2025
22AQI
22AQI
5th February 2025
24AQI
24AQI
6th February 2025
27AQI
27AQI
7th February 2025
22AQI
22AQI
8th February 2025
26AQI
26AQI
9th February 2025
29AQI
29AQI
10th February 2025
32AQI
32AQI
11th February 2025
32AQI
32AQI
12th February 2025
28AQI
28AQI
13th February 2025
26AQI
26AQI
14th February 2025
25AQI
25AQI
15th February 2025
22AQI
22AQI
16th February 2025
27AQI
27AQI
17th February 2025
24AQI
24AQI
18th February 2025
27AQI
27AQI
19th February 2025
24AQI
24AQI
20th February 2025
25AQI
25AQI
21st February 2025
27AQI
27AQI
22nd February 2025
26AQI
26AQI
23rd February 2025
21AQI
21AQI
24th February 2025
21AQI
21AQI
25th February 2025
24AQI
24AQI
26th February 2025
28AQI
28AQI
27th February 2025
30AQI
30AQI
28th February 2025
36AQI
36AQI
1st March 2025
28AQI
28AQI
2nd March 2025
22AQI
22AQI
3rd March 2025
21AQI
21AQI
4th March 2025
22AQI
22AQI
5th March 2025
25AQI
25AQI
6th March 2025
22AQI
22AQI
7th March 2025
29AQI
29AQI
8th March 2025
34AQI
34AQI
9th March 2025
34AQI
34AQI
10th March 2025
28AQI
28AQI
11th March 2025
26AQI
26AQI
12th March 2025
22AQI
22AQI
13th March 2025
19AQI
19AQI
14th March 2025
17AQI
17AQI
15th March 2025
19AQI
19AQI
16th March 2025
18AQI
18AQI
17th March 2025
15AQI
15AQI
18th March 2025
19AQI
19AQI
19th March 2025
20AQI
20AQI
20th March 2025
18AQI
18AQI
21st March 2025
25AQI
25AQI
22nd March 2025
18AQI
18AQI
23rd March 2025
22AQI
22AQI
24th March 2025
19AQI
19AQI
25th March 2025
21AQI
21AQI
26th March 2025
23AQI
23AQI
27th March 2025
20AQI
20AQI
28th March 2025
22AQI
22AQI
29th March 2025
19AQI
19AQI
30th March 2025
21AQI
21AQI
31st March 2025
20AQI
20AQI
1st April 2025
25AQI
25AQI
2nd April 2025
19AQI
19AQI
3rd April 2025
22AQI
22AQI
4th April 2025
22AQI
22AQI
5th April 2025
24AQI
24AQI
6th April 2025
18AQI
18AQI
7th April 2025
15AQI
15AQI
8th April 2025
15AQI
15AQI
9th April 2025
15AQI
15AQI
10th April 2025
16AQI
16AQI
11th April 2025
17AQI
17AQI
12th April 2025
21AQI
21AQI
13th April 2025
21AQI
21AQI
14th April 2025
22AQI
22AQI
15th April 2025
27AQI
27AQI
16th April 2025
23AQI
23AQI
17th April 2025
18AQI
18AQI
18th April 2025
20AQI
20AQI
19th April 2025
24AQI
24AQI
20th April 2025
19AQI
19AQI
21st April 2025
17AQI
17AQI
22nd April 2025
32AQI
32AQI
23rd April 2025
32AQI
32AQI
24th April 2025
24AQI
24AQI
25th April 2025
17AQI
17AQI
26th April 2025
19AQI
19AQI
27th April 2025
16AQI
16AQI
28th April 2025
22AQI
22AQI
29th April 2025
26AQI
26AQI
30th April 2025
26AQI
26AQI
1st May 2025
36AQI
36AQI
2nd May 2025
22AQI
22AQI
3rd May 2025
16AQI
16AQI
4th May 2025
19AQI
19AQI
5th May 2025
26AQI
26AQI
6th May 2025
36AQI
36AQI
7th May 2025
34AQI
34AQI
8th May 2025
19AQI
19AQI
9th May 2025
22AQI
22AQI
10th May 2025
17AQI
17AQI
11th May 2025
17AQI
17AQI
12th May 2025
15AQI
15AQI
13th May 2025
16AQI
16AQI
14th May 2025
22AQI
22AQI
15th May 2025
26AQI
26AQI
16th May 2025
27AQI
27AQI
17th May 2025
22AQI
22AQI
18th May 2025
18AQI
18AQI
19th May 2025
16AQI
16AQI
20th May 2025
16AQI
16AQI
21st May 2025
32AQI
32AQI
22nd May 2025
19AQI
19AQI
23rd May 2025
17AQI
17AQI
24th May 2025
24AQI
24AQI
25th May 2025
17AQI
17AQI
26th May 2025
15AQI
15AQI
27th May 2025
19AQI
19AQI
28th May 2025
19AQI
19AQI
29th May 2025
16AQI
16AQI
30th May 2025
18AQI
18AQI
31st May 2025
36AQI
36AQI
1st June 2025
45AQI
45AQI
2nd June 2025
42AQI
42AQI
3rd June 2025
32AQI
32AQI
4th June 2025
29AQI
29AQI
5th June 2025
20AQI
20AQI
6th June 2025
17AQI
17AQI
7th June 2025
16AQI
16AQI
8th June 2025
16AQI
16AQI
9th June 2025
16AQI
16AQI
10th June 2025
19AQI
19AQI
11th June 2025
25AQI
25AQI
12th June 2025
35AQI
35AQI
13th June 2025
36AQI
36AQI
14th June 2025
35AQI
35AQI
15th June 2025
37AQI
37AQI
16th June 2025
26AQI
26AQI
17th June 2025
24AQI
24AQI
18th June 2025
22AQI
22AQI
19th June 2025
28AQI
28AQI
20th June 2025
27AQI
27AQI
21st June 2025
23AQI
23AQI
22nd June 2025
20AQI
20AQI
23rd June 2025
23AQI
23AQI
24th June 2025
20AQI
20AQI
25th June 2025
17AQI
17AQI
26th June 2025
18AQI
18AQI
27th June 2025
21AQI
21AQI
28th June 2025
24AQI
24AQI
29th June 2025
21AQI
21AQI
30th June 2025
19AQI
19AQI
1st July 2025
20AQI
20AQI
2nd July 2025
17AQI
17AQI
3rd July 2025
24AQI
24AQI
4th July 2025
24AQI
24AQI
5th July 2025
26AQI
26AQI
6th July 2025
25AQI
25AQI
7th July 2025
18AQI
18AQI
8th July 2025
18AQI
18AQI
9th July 2025
16AQI
16AQI
10th July 2025
17AQI
17AQI
11th July 2025
29AQI
29AQI
12th July 2025
26AQI
26AQI
13th July 2025
21AQI
21AQI
14th July 2025
17AQI
17AQI
15th July 2025
17AQI
17AQI
16th July 2025
18AQI
18AQI
17th July 2025
16AQI
16AQI
18th July 2025
15AQI
15AQI
19th July 2025
17AQI
17AQI
20th July 2025
16AQI
16AQI
21st July 2025
19AQI
19AQI
22nd July 2025
14AQI
14AQI
23rd July 2025
14AQI
14AQI
24th July 2025
15AQI
15AQI
25th July 2025
15AQI
15AQI
26th July 2025
14AQI
14AQI
27th July 2025
15AQI
15AQI
28th July 2025
17AQI
17AQI
29th July 2025
19AQI
19AQI
30th July 2025
19AQI
19AQI
31st July 2025
21AQI
21AQI
1st August 2025
21AQI
21AQI
2nd August 2025
19AQI
19AQI
3rd August 2025
26AQI
26AQI
4th August 2025
27AQI
27AQI
5th August 2025
23AQI
23AQI
6th August 2025
29AQI
29AQI
7th August 2025
22AQI
22AQI
8th August 2025
24AQI
24AQI
9th August 2025
26AQI
26AQI
10th August 2025
25AQI
25AQI
11th August 2025
28AQI
28AQI
12th August 2025
26AQI
26AQI
13th August 2025
24AQI
24AQI
14th August 2025
19AQI
19AQI
15th August 2025
30AQI
30AQI
16th August 2025
17AQI
17AQI
17th August 2025
15AQI
15AQI
18th August 2025
17AQI
17AQI
19th August 2025
20AQI
20AQI
20th August 2025
25AQI
25AQI
21st August 2025
35AQI
35AQI
22nd August 2025
39AQI
39AQI
23rd August 2025
28AQI
28AQI
24th August 2025
21AQI
21AQI
25th August 2025
24AQI
24AQI
26th August 2025
27AQI
27AQI
27th August 2025
28AQI
28AQI
28th August 2025
25AQI
25AQI
29th August 2025
23AQI
23AQI
30th August 2025
25AQI
25AQI
31st August 2025
26AQI
26AQI
1st September 2025
26AQI
26AQI
2nd September 2025
33AQI
33AQI
3rd September 2025
26AQI
26AQI
4th September 2025
25AQI
25AQI
5th September 2025
21AQI
21AQI
6th September 2025
21AQI
21AQI
7th September 2025
20AQI
20AQI
8th September 2025
20AQI
20AQI
9th September 2025
16AQI
16AQI
10th September 2025
17AQI
17AQI
11th September 2025
23AQI
23AQI
12th September 2025
22AQI
22AQI
13th September 2025
24AQI
24AQI
14th September 2025
19AQI
19AQI
15th September 2025
19AQI
19AQI
16th September 2025
26AQI
26AQI
17th September 2025
27AQI
27AQI
18th September 2025
26AQI
26AQI
19th September 2025
25AQI
25AQI
20th September 2025
26AQI
26AQI
21st September 2025
23AQI
23AQI
22nd September 2025
21AQI
21AQI
23rd September 2025
25AQI
25AQI
24th September 2025
37AQI
37AQI
25th September 2025
24AQI
24AQI
26th September 2025
33AQI
33AQI
27th September 2025
48AQI
48AQI
28th September 2025
60AQI
60AQI
29th September 2025
39AQI
39AQI
30th September 2025
14AQI
14AQI
1st October 2025
18AQI
18AQI
2nd October 2025
31AQI
31AQI
3rd October 2025
40AQI
40AQI
4th October 2025
55AQI
55AQI
5th October 2025
48AQI
48AQI
6th October 2025
52AQI
52AQI
7th October 2025
44AQI
44AQI
8th October 2025
48AQI
48AQI
9th October 2025
44AQI
44AQI
10th October 2025
30AQI
30AQI
11th October 2025
30AQI
30AQI
12th October 2025
46AQI
46AQI
13th October 2025
52AQI
52AQI
14th October 2025
36AQI
36AQI
15th October 2025
43AQI
43AQI
16th October 2025
51AQI
51AQI
17th October 2025
51AQI
51AQI
18th October 2025
54AQI
54AQI
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025
38AQI
26AQI
22AQI
21AQI
22AQI
25AQI
19AQI
25AQI
26AQI
43AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202526AQI
31
28
31
30
31
30
31
31
29
1
12
6
284
7
Highest AQI recorded in
October43AQI
Lowest AQI recorded in
July19AQI
202427AQI
26
24
2
4
1
21
30
31
31
30
30
1
26
4
24
7
277
12
3
Highest AQI recorded in
March153AQI
Lowest AQI recorded in
September14AQI
202325AQI
31
26
2
31
30
31
30
31
28
3
25
3
2
31
29
28
3
351
11
2
Highest AQI recorded in
February35AQI
Lowest AQI recorded in
October19AQI
202230AQI
20
10
21
1
31
30
30
1
30
24
2
26
3
31
26
4
21
10
292
29
Highest AQI recorded in
January43AQI
Lowest AQI recorded in
July17AQI
202131AQI
27
3
28
31
28
2
28
3
28
2
26
5
22
9
24
6
31
27
3
26
5
326
38
Highest AQI recorded in
September37AQI
Lowest AQI recorded in
June22AQI
202035AQI
17
18
30
31
27
4
21
4
4
1
26
2
3
30
25
6
225
16
3
4
1
Highest AQI recorded in
September59AQI
Lowest AQI recorded in
May24AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2020(Avg.)
35AQILeast Polluted Year Recorded
2023(Avg.)
25AQISebastopol's annual 2025 AQI (26) shows an average percentage change of -10.6% (improved AQI) compared to previous years: 2020 (35), 2021 (31), 2022 (30), 2023 (25), 2024 (27).
