Esparto, Winters, 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
Esparto, Winters, California, United States
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
25th Oct 2024
62AQILowest AQI recorded on
31st Oct 2024
17AQISame Day Analysis (26th October ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 2nd highest AQI at 31 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 26th Oct - 27th Oct 2025
Esparto, Winters, California, United States
AQI
Day
Night
.
7 AM26th Oct 2025
6 PM
6 AM27th Oct 2025
Day time
Avg. Highest Time
2PM26th Oct
46AQI
Avg. Lowest Time
11AM26th Oct
28AQI
Night time
Avg. Highest Time
5AM27th Oct
45AQI
Avg. Lowest Time
9PM26th Oct
20AQI
In the last 24 hours,
Esparto's AQI reached its highest point of 46 at 2 PM during the Day, while the lowest point, 20, was recorded at 9 PM during the Night between 26th Oct and 27th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Esparto, Winters, California, United States
SepOct
27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th
Day
Night
27th Sep 2025557 AMAQI
27th Sep 2025548 AMAQI
27th Sep 2025549 AMAQI
27th Sep 20255510 AMAQI
27th Sep 20255911 AMAQI
27th Sep 20256112 PMAQI
27th Sep 2025601 PMAQI
27th Sep 2025582 PMAQI
27th Sep 2025533 PMAQI
27th Sep 2025464 PMAQI
27th Sep 2025515 PMAQI
27th Sep 2025516 PMAQI
27th Sep 2025507 PMAQI
27th Sep 2025448 PMAQI
27th Sep 2025419 PMAQI
27th Sep 20254110 PMAQI
27th Sep 20254611 PMAQI
28th Sep 20254212 AMAQI
28th Sep 2025391 AMAQI
28th Sep 2025382 AMAQI
28th Sep 2025363 AMAQI
28th Sep 2025464 AMAQI
28th Sep 2025455 AMAQI
28th Sep 2025356 AMAQI
25°C17/33°C
28th Sep 2025377 AMAQI
28th Sep 2025388 AMAQI
28th Sep 2025329 AMAQI
28th Sep 20252010 AMAQI
28th Sep 20251711 AMAQI
28th Sep 20252412 PMAQI
28th Sep 2025331 PMAQI
28th Sep 2025332 PMAQI
28th Sep 2025333 PMAQI
28th Sep 2025334 PMAQI
28th Sep 2025335 PMAQI
28th Sep 2025336 PMAQI
28th Sep 2025337 PMAQI
28th Sep 2025338 PMAQI
28th Sep 2025409 PMAQI
28th Sep 20254810 PMAQI
28th Sep 20254611 PMAQI
29th Sep 20254112 AMAQI
29th Sep 2025391 AMAQI
29th Sep 2025392 AMAQI
29th Sep 2025393 AMAQI
29th Sep 2025354 AMAQI
29th Sep 2025335 AMAQI
29th Sep 2025336 AMAQI
20°C15/25°C
29th Sep 2025287 AMAQI
29th Sep 2025268 AMAQI
29th Sep 2025269 AMAQI
29th Sep 20252810 AMAQI
29th Sep 20253011 AMAQI
29th Sep 20252812 PMAQI
29th Sep 2025301 PMAQI
29th Sep 2025292 PMAQI
29th Sep 2025253 PMAQI
29th Sep 2025284 PMAQI
29th Sep 2025325 PMAQI
29th Sep 2025336 PMAQI
29th Sep 2025367 PMAQI
29th Sep 2025428 PMAQI
29th Sep 2025409 PMAQI
29th Sep 20253310 PMAQI
29th Sep 20254011 PMAQI
30th Sep 20254612 AMAQI
30th Sep 2025401 AMAQI
30th Sep 2025382 AMAQI
30th Sep 2025313 AMAQI
30th Sep 2025264 AMAQI
30th Sep 2025275 AMAQI
30th Sep 2025266 AMAQI
20°C17/27°C
30th Sep 2025287 AMAQI
30th Sep 2025278 AMAQI
30th Sep 2025289 AMAQI
30th Sep 20252410 AMAQI
30th Sep 20252611 AMAQI
30th Sep 20252612 PMAQI
30th Sep 2025221 PMAQI
30th Sep 2025212 PMAQI
30th Sep 2025253 PMAQI
30th Sep 2025294 PMAQI
30th Sep 2025295 PMAQI
30th Sep 2025226 PMAQI
30th Sep 2025237 PMAQI
30th Sep 2025218 PMAQI
30th Sep 2025189 PMAQI
30th Sep 20252210 PMAQI
30th Sep 20252611 PMAQI
1st Oct 20252812 AMAQI
1st Oct 2025281 AMAQI
1st Oct 2025282 AMAQI
1st Oct 2025253 AMAQI
1st Oct 2025144 AMAQI
1st Oct 2025165 AMAQI
1st Oct 2025186 AMAQI
20°C16/25°C
1st Oct 2025167 AMAQI
1st Oct 2025118 AMAQI
1st Oct 202599 AMAQI
1st Oct 20251110 AMAQI
1st Oct 20251411 AMAQI
1st Oct 20252412 PMAQI
1st Oct 2025361 PMAQI
1st Oct 2025362 PMAQI
1st Oct 2025133 PMAQI
1st Oct 2025124 PMAQI
1st Oct 2025135 PMAQI
1st Oct 2025136 PMAQI
1st Oct 2025167 PMAQI
1st Oct 2025188 PMAQI
1st Oct 2025199 PMAQI
1st Oct 20251810 PMAQI
1st Oct 20251811 PMAQI
2nd Oct 20251312 AMAQI
2nd Oct 2025131 AMAQI
2nd Oct 2025132 AMAQI
2nd Oct 2025353 AMAQI
2nd Oct 2025164 AMAQI
2nd Oct 2025325 AMAQI
2nd Oct 2025406 AMAQI
19°C16/24°C
2nd Oct 2025367 AMAQI
2nd Oct 2025138 AMAQI
2nd Oct 2025329 AMAQI
2nd Oct 20256010 AMAQI
2nd Oct 20255511 AMAQI
2nd Oct 20253912 PMAQI
2nd Oct 2025341 PMAQI
2nd Oct 2025112 PMAQI
2nd Oct 2025283 PMAQI
2nd Oct 2025374 PMAQI
2nd Oct 2025285 PMAQI
2nd Oct 2025196 PMAQI
2nd Oct 2025167 PMAQI
2nd Oct 2025368 PMAQI
2nd Oct 2025529 PMAQI
2nd Oct 20253810 PMAQI
2nd Oct 20254511 PMAQI
3rd Oct 20253812 AMAQI
3rd Oct 2025481 AMAQI
3rd Oct 2025352 AMAQI
3rd Oct 2025273 AMAQI
3rd Oct 2025294 AMAQI
3rd Oct 2025365 AMAQI
3rd Oct 2025186 AMAQI
20°C15/26°C
3rd Oct 2025167 AMAQI
3rd Oct 2025148 AMAQI
3rd Oct 2025429 AMAQI
3rd Oct 20253310 AMAQI
3rd Oct 20253911 AMAQI
3rd Oct 20253812 PMAQI
3rd Oct 2025401 PMAQI
3rd Oct 2025452 PMAQI
3rd Oct 2025453 PMAQI
3rd Oct 2025424 PMAQI
3rd Oct 2025185 PMAQI
3rd Oct 2025276 PMAQI
3rd Oct 2025447 PMAQI
3rd Oct 2025218 PMAQI
3rd Oct 2025339 PMAQI
3rd Oct 20251510 PMAQI
3rd Oct 20251711 PMAQI
4th Oct 20254812 AMAQI
4th Oct 2025511 AMAQI
4th Oct 2025562 AMAQI
4th Oct 2025483 AMAQI
4th Oct 2025264 AMAQI
4th Oct 2025475 AMAQI
4th Oct 2025526 AMAQI
18°C15/24°C
4th Oct 2025517 AMAQI
4th Oct 2025568 AMAQI
4th Oct 2025509 AMAQI
4th Oct 20253810 AMAQI
4th Oct 20252611 AMAQI
4th Oct 20254912 PMAQI
4th Oct 2025471 PMAQI
4th Oct 2025432 PMAQI
4th Oct 2025373 PMAQI
4th Oct 2025194 PMAQI
4th Oct 2025195 PMAQI
4th Oct 2025216 PMAQI
4th Oct 2025507 PMAQI
4th Oct 2025218 PMAQI
4th Oct 2025259 PMAQI
4th Oct 20255210 PMAQI
4th Oct 20254811 PMAQI
5th Oct 20254812 AMAQI
5th Oct 2025531 AMAQI
5th Oct 2025552 AMAQI
5th Oct 2025443 AMAQI
5th Oct 2025474 AMAQI
5th Oct 2025465 AMAQI
5th Oct 2025336 AMAQI
20°C13/28°C
5th Oct 2025227 AMAQI
5th Oct 2025288 AMAQI
5th Oct 2025399 AMAQI
5th Oct 20253810 AMAQI
5th Oct 20254211 AMAQI
5th Oct 20253912 PMAQI
5th Oct 2025441 PMAQI
5th Oct 2025432 PMAQI
5th Oct 2025453 PMAQI
5th Oct 2025454 PMAQI
5th Oct 2025435 PMAQI
5th Oct 2025386 PMAQI
5th Oct 2025457 PMAQI
5th Oct 2025438 PMAQI
5th Oct 2025319 PMAQI
5th Oct 20254310 PMAQI
5th Oct 20255811 PMAQI
6th Oct 20256112 AMAQI
6th Oct 2025531 AMAQI
6th Oct 2025492 AMAQI
6th Oct 2025383 AMAQI
6th Oct 2025294 AMAQI
6th Oct 2025325 AMAQI
6th Oct 2025376 AMAQI
21°C15/28°C
6th Oct 2025267 AMAQI
6th Oct 2025168 AMAQI
6th Oct 2025339 AMAQI
6th Oct 20254110 AMAQI
7th Oct 2025354 AMAQI
7th Oct 2025205 AMAQI
7th Oct 2025376 AMAQI
23°C16/32°C
7th Oct 2025397 AMAQI
7th Oct 2025518 AMAQI
7th Oct 2025309 AMAQI
7th Oct 20254710 AMAQI
7th Oct 20255011 AMAQI
7th Oct 20255212 PMAQI
7th Oct 2025571 PMAQI
7th Oct 2025502 PMAQI
7th Oct 2025473 PMAQI
7th Oct 2025444 PMAQI
7th Oct 2025295 PMAQI
7th Oct 2025296 PMAQI
7th Oct 2025277 PMAQI
7th Oct 2025368 PMAQI
7th Oct 2025489 PMAQI
7th Oct 20256410 PMAQI
7th Oct 20255311 PMAQI
8th Oct 20254912 AMAQI
8th Oct 2025531 AMAQI
8th Oct 2025562 AMAQI
8th Oct 2025553 AMAQI
8th Oct 2025574 AMAQI
8th Oct 2025595 AMAQI
8th Oct 2025616 AMAQI
25°C17/33°C
8th Oct 2025587 AMAQI
8th Oct 2025628 AMAQI
8th Oct 2025669 AMAQI
8th Oct 20255910 AMAQI
8th Oct 20255411 AMAQI
8th Oct 20255712 PMAQI
8th Oct 2025601 PMAQI
8th Oct 2025582 PMAQI
8th Oct 2025583 PMAQI
8th Oct 2025534 PMAQI
8th Oct 2025525 PMAQI
8th Oct 2025676 PMAQI
8th Oct 2025527 PMAQI
8th Oct 2025488 PMAQI
8th Oct 2025509 PMAQI
8th Oct 20255810 PMAQI
8th Oct 20255811 PMAQI
9th Oct 20255412 AMAQI
9th Oct 2025531 AMAQI
9th Oct 2025532 AMAQI
9th Oct 2025493 AMAQI
9th Oct 2025534 AMAQI
9th Oct 2025495 AMAQI
9th Oct 2025556 AMAQI
21°C14/30°C
9th Oct 2025577 AMAQI
9th Oct 2025548 AMAQI
9th Oct 2025499 AMAQI
9th Oct 20254910 AMAQI
9th Oct 20254811 AMAQI
9th Oct 20255212 PMAQI
9th Oct 2025431 PMAQI
9th Oct 2025502 PMAQI
9th Oct 2025523 PMAQI
9th Oct 2025484 PMAQI
9th Oct 2025455 PMAQI
9th Oct 2025456 PMAQI
9th Oct 2025517 PMAQI
9th Oct 2025518 PMAQI
9th Oct 2025429 PMAQI
9th Oct 20254010 PMAQI
9th Oct 20254711 PMAQI
10th Oct 20254712 AMAQI
10th Oct 2025371 AMAQI
10th Oct 2025332 AMAQI
10th Oct 2025403 AMAQI
10th Oct 2025504 AMAQI
10th Oct 2025555 AMAQI
10th Oct 2025506 AMAQI
17°C13/23°C
10th Oct 2025607 AMAQI
10th Oct 2025498 AMAQI
10th Oct 2025539 AMAQI
10th Oct 20255010 AMAQI
10th Oct 20255611 AMAQI
10th Oct 20254812 PMAQI
10th Oct 2025451 PMAQI
10th Oct 2025402 PMAQI
10th Oct 2025413 PMAQI
10th Oct 2025234 PMAQI
10th Oct 2025305 PMAQI
10th Oct 2025266 PMAQI
10th Oct 2025437 PMAQI
10th Oct 2025428 PMAQI
10th Oct 2025459 PMAQI
10th Oct 20254610 PMAQI
10th Oct 20252211 PMAQI
11th Oct 20252912 AMAQI
11th Oct 2025331 AMAQI
11th Oct 2025402 AMAQI
11th Oct 2025323 AMAQI
11th Oct 2025184 AMAQI
11th Oct 2025255 AMAQI
11th Oct 2025486 AMAQI
17°C10/26°C
11th Oct 2025537 AMAQI
11th Oct 2025448 AMAQI
11th Oct 2025419 AMAQI
11th Oct 20254010 AMAQI
11th Oct 20252111 AMAQI
11th Oct 20252912 PMAQI
11th Oct 2025201 PMAQI
11th Oct 2025192 PMAQI
11th Oct 2025163 PMAQI
11th Oct 2025154 PMAQI
11th Oct 2025185 PMAQI
11th Oct 2025196 PMAQI
11th Oct 2025427 PMAQI
11th Oct 2025308 PMAQI
11th Oct 2025389 PMAQI
11th Oct 20254810 PMAQI
11th Oct 20256011 PMAQI
12th Oct 20256412 AMAQI
12th Oct 2025631 AMAQI
12th Oct 2025632 AMAQI
12th Oct 2025633 AMAQI
12th Oct 2025644 AMAQI
12th Oct 2025515 AMAQI
12th Oct 2025486 AMAQI
17°C10/25°C
12th Oct 2025387 AMAQI
12th Oct 2025228 AMAQI
12th Oct 2025269 AMAQI
12th Oct 20254510 AMAQI
12th Oct 20255111 AMAQI
12th Oct 20254312 PMAQI
12th Oct 2025341 PMAQI
12th Oct 2025202 PMAQI
12th Oct 2025243 PMAQI
12th Oct 2025194 PMAQI
12th Oct 2025175 PMAQI
12th Oct 2025306 PMAQI
12th Oct 2025527 PMAQI
12th Oct 2025528 PMAQI
12th Oct 2025509 PMAQI
12th Oct 20254710 PMAQI
12th Oct 20254211 PMAQI
13th Oct 20254012 AMAQI
13th Oct 2025421 AMAQI
13th Oct 2025522 AMAQI
13th Oct 2025543 AMAQI
13th Oct 2025564 AMAQI
13th Oct 2025575 AMAQI
13th Oct 2025586 AMAQI
18°C12/27°C
13th Oct 2025547 AMAQI
13th Oct 2025338 AMAQI
13th Oct 2025299 AMAQI
13th Oct 20254510 AMAQI
13th Oct 20254711 AMAQI
13th Oct 20255212 PMAQI
13th Oct 2025461 PMAQI
13th Oct 2025502 PMAQI
13th Oct 2025313 PMAQI
13th Oct 2025284 PMAQI
13th Oct 2025305 PMAQI
13th Oct 2025316 PMAQI
13th Oct 2025407 PMAQI
13th Oct 2025418 PMAQI
13th Oct 2025309 PMAQI
13th Oct 20252810 PMAQI
13th Oct 20252111 PMAQI
14th Oct 20253712 AMAQI
14th Oct 2025401 AMAQI
14th Oct 2025252 AMAQI
14th Oct 2025413 AMAQI
14th Oct 2025544 AMAQI
14th Oct 2025325 AMAQI
14th Oct 2025226 AMAQI
14°C10/20°C
14th Oct 2025227 AMAQI
14th Oct 2025148 AMAQI
14th Oct 2025109 AMAQI
14th Oct 20251910 AMAQI
14th Oct 20252211 AMAQI
14th Oct 20252212 PMAQI
14th Oct 2025221 PMAQI
14th Oct 2025132 PMAQI
14th Oct 2025123 PMAQI
14th Oct 2025374 PMAQI
14th Oct 2025535 PMAQI
14th Oct 2025256 PMAQI
14th Oct 2025137 PMAQI
14th Oct 2025188 PMAQI
14th Oct 2025239 PMAQI
14th Oct 20251310 PMAQI
14th Oct 20251411 PMAQI
15th Oct 20251412 AMAQI
15th Oct 2025151 AMAQI
15th Oct 2025122 AMAQI
15th Oct 2025133 AMAQI
15th Oct 2025204 AMAQI
15th Oct 2025205 AMAQI
15th Oct 2025126 AMAQI
12°C10/16°C
15th Oct 2025137 AMAQI
15th Oct 2025138 AMAQI
15th Oct 2025149 AMAQI
15th Oct 20253610 AMAQI
15th Oct 20253411 AMAQI
15th Oct 20254612 PMAQI
15th Oct 2025521 PMAQI
15th Oct 2025542 PMAQI
15th Oct 2025523 PMAQI
15th Oct 2025514 PMAQI
15th Oct 2025225 PMAQI
15th Oct 2025146 PMAQI
15th Oct 2025117 PMAQI
15th Oct 2025348 PMAQI
15th Oct 2025149 PMAQI
15th Oct 20253410 PMAQI
15th Oct 20255211 PMAQI
16th Oct 20255412 AMAQI
16th Oct 2025571 AMAQI
16th Oct 2025492 AMAQI
16th Oct 2025483 AMAQI
16th Oct 2025474 AMAQI
16th Oct 2025495 AMAQI
16th Oct 2025426 AMAQI
13°C11/18°C
16th Oct 2025167 AMAQI
16th Oct 2025278 AMAQI
16th Oct 2025429 AMAQI
16th Oct 20255110 AMAQI
16th Oct 20257111 AMAQI
16th Oct 20257612 PMAQI
16th Oct 2025471 PMAQI
16th Oct 2025222 PMAQI
16th Oct 2025173 PMAQI
16th Oct 2025234 PMAQI
16th Oct 2025355 PMAQI
16th Oct 2025696 PMAQI
16th Oct 2025687 PMAQI
16th Oct 2025728 PMAQI
16th Oct 2025689 PMAQI
16th Oct 20254710 PMAQI
16th Oct 20255211 PMAQI
17th Oct 20255512 AMAQI
17th Oct 2025521 AMAQI
17th Oct 2025552 AMAQI
17th Oct 2025603 AMAQI
17th Oct 2025524 AMAQI
17th Oct 2025555 AMAQI
17th Oct 2025576 AMAQI
15°C9/23°C
17th Oct 2025627 AMAQI
17th Oct 2025538 AMAQI
17th Oct 2025559 AMAQI
17th Oct 20255610 AMAQI
17th Oct 20255311 AMAQI
17th Oct 20254812 PMAQI
17th Oct 2025411 PMAQI
17th Oct 2025462 PMAQI
17th Oct 2025443 PMAQI
17th Oct 2025414 PMAQI
17th Oct 2025235 PMAQI
17th Oct 2025196 PMAQI
17th Oct 2025247 PMAQI
17th Oct 2025348 PMAQI
17th Oct 2025579 PMAQI
17th Oct 20255610 PMAQI
17th Oct 20255811 PMAQI
18th Oct 20255812 AMAQI
18th Oct 2025591 AMAQI
18th Oct 2025572 AMAQI
18th Oct 2025583 AMAQI
18th Oct 2025584 AMAQI
18th Oct 2025615 AMAQI
18th Oct 2025656 AMAQI
17°C10/26°C
18th Oct 2025677 AMAQI
18th Oct 2025578 AMAQI
18th Oct 2025629 AMAQI
18th Oct 20255910 AMAQI
18th Oct 20255511 AMAQI
18th Oct 20256512 PMAQI
18th Oct 2025581 PMAQI
18th Oct 2025582 PMAQI
18th Oct 2025523 PMAQI
18th Oct 2025524 PMAQI
18th Oct 2025485 PMAQI
18th Oct 2025536 PMAQI
18th Oct 2025457 PMAQI
18th Oct 2025498 PMAQI
18th Oct 2025579 PMAQI
18th Oct 20255510 PMAQI
18th Oct 20255211 PMAQI
19th Oct 20255112 AMAQI
19th Oct 2025471 AMAQI
19th Oct 2025542 AMAQI
19th Oct 2025503 AMAQI
19th Oct 2025564 AMAQI
19th Oct 2025625 AMAQI
19th Oct 2025556 AMAQI
18°C11/28°C
19th Oct 2025627 AMAQI
19th Oct 2025708 AMAQI
19th Oct 2025609 AMAQI
19th Oct 20256010 AMAQI
19th Oct 20255811 AMAQI
19th Oct 20256212 PMAQI
19th Oct 2025601 PMAQI
19th Oct 2025572 PMAQI
19th Oct 2025553 PMAQI
19th Oct 2025444 PMAQI
19th Oct 2025215 PMAQI
19th Oct 2025276 PMAQI
19th Oct 2025207 PMAQI
19th Oct 2025378 PMAQI
19th Oct 2025459 PMAQI
19th Oct 20255210 PMAQI
19th Oct 20255011 PMAQI
20th Oct 20255512 AMAQI
20th Oct 2025541 AMAQI
20th Oct 2025492 AMAQI
20th Oct 2025573 AMAQI
20th Oct 2025584 AMAQI
20th Oct 2025565 AMAQI
20th Oct 2025396 AMAQI
20°C11/29°C
20th Oct 2025377 AMAQI
20th Oct 2025368 AMAQI
20th Oct 2025169 AMAQI
20th Oct 20251610 AMAQI
20th Oct 20251911 AMAQI
20th Oct 20252112 PMAQI
20th Oct 2025181 PMAQI
20th Oct 2025162 PMAQI
20th Oct 2025293 PMAQI
20th Oct 2025184 PMAQI
20th Oct 2025255 PMAQI
20th Oct 2025266 PMAQI
20th Oct 2025307 PMAQI
20th Oct 2025298 PMAQI
20th Oct 2025299 PMAQI
20th Oct 20253110 PMAQI
20th Oct 20254411 PMAQI
21st Oct 20255812 AMAQI
21st Oct 2025611 AMAQI
21st Oct 2025472 AMAQI
21st Oct 2025313 AMAQI
21st Oct 2025414 AMAQI
21st Oct 2025535 AMAQI
21st Oct 2025396 AMAQI
21°C15/28°C
21st Oct 2025347 AMAQI
21st Oct 2025288 AMAQI
21st Oct 2025389 AMAQI
21st Oct 20253910 AMAQI
21st Oct 20253211 AMAQI
21st Oct 20253212 PMAQI
21st Oct 2025311 PMAQI
21st Oct 2025282 PMAQI
21st Oct 2025273 PMAQI
21st Oct 2025324 PMAQI
21st Oct 2025315 PMAQI
21st Oct 2025316 PMAQI
21st Oct 2025327 PMAQI
21st Oct 2025278 PMAQI
21st Oct 2025439 PMAQI
21st Oct 20256110 PMAQI
21st Oct 20256611 PMAQI
22nd Oct 20256212 AMAQI
22nd Oct 2025531 AMAQI
22nd Oct 2025502 AMAQI
22nd Oct 2025533 AMAQI
22nd Oct 2025524 AMAQI
22nd Oct 2025495 AMAQI
22nd Oct 2025486 AMAQI
20°C13/29°C
22nd Oct 2025457 AMAQI
22nd Oct 2025408 AMAQI
22nd Oct 2025459 AMAQI
22nd Oct 20255210 AMAQI
22nd Oct 20254511 AMAQI
22nd Oct 20254012 PMAQI
22nd Oct 2025371 PMAQI
22nd Oct 2025382 PMAQI
22nd Oct 2025443 PMAQI
22nd Oct 2025304 PMAQI
22nd Oct 2025315 PMAQI
22nd Oct 2025406 PMAQI
22nd Oct 2025487 PMAQI
22nd Oct 2025548 PMAQI
22nd Oct 2025499 PMAQI
22nd Oct 20254810 PMAQI
22nd Oct 20255311 PMAQI
23rd Oct 20255412 AMAQI
23rd Oct 2025521 AMAQI
23rd Oct 2025452 AMAQI
23rd Oct 2025383 AMAQI
23rd Oct 2025384 AMAQI
23rd Oct 2025445 AMAQI
23rd Oct 2025446 AMAQI
19°C13/28°C
23rd Oct 2025367 AMAQI
23rd Oct 2025368 AMAQI
23rd Oct 2025349 AMAQI
23rd Oct 20254510 AMAQI
23rd Oct 20254911 AMAQI
23rd Oct 20254712 PMAQI
23rd Oct 2025521 PMAQI
23rd Oct 2025572 PMAQI
23rd Oct 2025573 PMAQI
23rd Oct 2025514 PMAQI
23rd Oct 2025465 PMAQI
23rd Oct 2025486 PMAQI
23rd Oct 2025537 PMAQI
23rd Oct 2025538 PMAQI
23rd Oct 2025549 PMAQI
23rd Oct 20255510 PMAQI
23rd Oct 20255411 PMAQI
24th Oct 20255312 AMAQI
24th Oct 2025521 AMAQI
24th Oct 2025532 AMAQI
24th Oct 2025483 AMAQI
24th Oct 2025484 AMAQI
24th Oct 2025495 AMAQI
24th Oct 2025506 AMAQI
17°C10/26°C
24th Oct 2025437 AMAQI
24th Oct 2025448 AMAQI
24th Oct 2025489 AMAQI
24th Oct 20253910 AMAQI
24th Oct 20253611 AMAQI
24th Oct 20254212 PMAQI
24th Oct 2025511 PMAQI
24th Oct 2025522 PMAQI
24th Oct 2025463 PMAQI
24th Oct 2025364 PMAQI
24th Oct 2025365 PMAQI
24th Oct 2025336 PMAQI
24th Oct 2025317 PMAQI
24th Oct 2025288 PMAQI
24th Oct 2025369 PMAQI
24th Oct 20254010 PMAQI
24th Oct 20253411 PMAQI
25th Oct 20253212 AMAQI
25th Oct 2025331 AMAQI
25th Oct 2025262 AMAQI
25th Oct 2025183 AMAQI
25th Oct 2025254 AMAQI
25th Oct 2025295 AMAQI
25th Oct 2025246 AMAQI
16°C9/25°C
25th Oct 2025237 AMAQI
25th Oct 2025268 AMAQI
25th Oct 2025249 AMAQI
25th Oct 20252210 AMAQI
25th Oct 20252511 AMAQI
25th Oct 20253012 PMAQI
25th Oct 2025251 PMAQI
25th Oct 2025212 PMAQI
25th Oct 2025213 PMAQI
25th Oct 2025204 PMAQI
25th Oct 2025235 PMAQI
25th Oct 2025206 PMAQI
25th Oct 2025217 PMAQI
25th Oct 2025278 PMAQI
25th Oct 2025329 PMAQI
25th Oct 20252610 PMAQI
25th Oct 20252711 PMAQI
26th Oct 20253212 AMAQI
26th Oct 2025301 AMAQI
26th Oct 2025262 AMAQI
26th Oct 2025233 AMAQI
26th Oct 2025324 AMAQI
26th Oct 2025425 AMAQI
26th Oct 2025376 AMAQI
16°C11/24°C
26th Oct 2025367 AMAQI
26th Oct 2025388 AMAQI
26th Oct 2025389 AMAQI
26th Oct 20253010 AMAQI
26th Oct 20252811 AMAQI
26th Oct 20253512 PMAQI
26th Oct 2025451 PMAQI
26th Oct 2025462 PMAQI
26th Oct 2025343 PMAQI
26th Oct 2025304 PMAQI
26th Oct 2025315 PMAQI
26th Oct 2025346 PMAQI
26th Oct 2025347 PMAQI
26th Oct 2025228 PMAQI
26th Oct 2025209 PMAQI
26th Oct 20252410 PMAQI
26th Oct 20253411 PMAQI
27th Oct 20254212 AMAQI
27th Oct 2025401 AMAQI
27th Oct 2025362 AMAQI
27th Oct 2025333 AMAQI
27th Oct 2025404 AMAQI
27th Oct 2025455 AMAQI
27th Oct 2025366 AMAQI
15°C12/19°C
27th Oct 2025267 AMAQI
7 AM27th Oct 2025228 AMAQI
27th Oct 2025209 AMAQI
27th Oct 20251910 AMAQI
27th Oct 20252411 AMAQI
27th Oct 20253012 PMAQI
12 PM27th Oct 2025301 PMAQI
27th Oct 2025282 PMAQI
27th Oct 2025243 PMAQI
27th Oct 2025224 PMAQI
6 PM
12 AM
6 AM
--°C/°C
Day time
Avg. Highest Time
12 PM - 1 PM
42AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
5 PM
31AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 PM to 1 PM (Avg. 42), while the lowest AQI was between 5 PM to 5 PM (Avg. 31).
Night time
Avg. Highest Time
12 AM - 1 AM
46AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
7 PM - 8 PM
37AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 1 AM (Avg. 46), while the lowest AQI was between 7 PM to 8 PM (Avg. 37).
2025 Days Vs Air Quality
Esparto, Winters, California, United States
2025
97%
290
3%
9
Total number of days with different AQI categories in last 300 days in 2025 (65 days remaining)
Good
290 DaysModerate
9 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 97%
Health Risk Level:
Very Low
In 2025, 97% of 300 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
Esparto, Winters, 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
56AQI
56AQI
2nd January 2025
44AQI
44AQI
3rd January 2025
40AQI
40AQI
4th January 2025
21AQI
21AQI
5th January 2025
29AQI
29AQI
6th January 2025
28AQI
28AQI
7th January 2025
21AQI
21AQI
8th January 2025
24AQI
24AQI
9th January 2025
30AQI
30AQI
10th January 2025
39AQI
39AQI
11th January 2025
31AQI
31AQI
12th January 2025
23AQI
23AQI
13th January 2025
24AQI
24AQI
14th January 2025
28AQI
28AQI
15th January 2025
44AQI
44AQI
16th January 2025
42AQI
42AQI
17th January 2025
43AQI
43AQI
18th January 2025
48AQI
48AQI
19th January 2025
49AQI
49AQI
20th January 2025
35AQI
35AQI
21st January 2025
34AQI
34AQI
22nd January 2025
39AQI
39AQI
23rd January 2025
48AQI
48AQI
24th January 2025
53AQI
53AQI
25th January 2025
45AQI
45AQI
26th January 2025
30AQI
30AQI
27th January 2025
25AQI
25AQI
28th January 2025
44AQI
44AQI
29th January 2025
50AQI
50AQI
30th January 2025
60AQI
60AQI
31st January 2025
45AQI
45AQI
1st February 2025
42AQI
42AQI
2nd February 2025
23AQI
23AQI
3rd February 2025
20AQI
20AQI
4th February 2025
20AQI
20AQI
5th February 2025
23AQI
23AQI
6th February 2025
23AQI
23AQI
7th February 2025
23AQI
23AQI
8th February 2025
22AQI
22AQI
9th February 2025
25AQI
25AQI
10th February 2025
26AQI
26AQI
11th February 2025
28AQI
28AQI
12th February 2025
33AQI
33AQI
13th February 2025
35AQI
35AQI
14th February 2025
26AQI
26AQI
15th February 2025
24AQI
24AQI
16th February 2025
25AQI
25AQI
17th February 2025
22AQI
22AQI
18th February 2025
23AQI
23AQI
19th February 2025
22AQI
22AQI
20th February 2025
22AQI
22AQI
21st February 2025
21AQI
21AQI
22nd February 2025
27AQI
27AQI
23rd February 2025
24AQI
24AQI
24th February 2025
22AQI
22AQI
25th February 2025
21AQI
21AQI
26th February 2025
24AQI
24AQI
27th February 2025
26AQI
26AQI
28th February 2025
29AQI
29AQI
1st March 2025
28AQI
28AQI
2nd March 2025
22AQI
22AQI
3rd March 2025
20AQI
20AQI
4th March 2025
22AQI
22AQI
5th March 2025
22AQI
22AQI
6th March 2025
21AQI
21AQI
7th March 2025
23AQI
23AQI
8th March 2025
24AQI
24AQI
9th March 2025
28AQI
28AQI
10th March 2025
27AQI
27AQI
11th March 2025
28AQI
28AQI
12th March 2025
23AQI
23AQI
13th March 2025
19AQI
19AQI
14th March 2025
17AQI
17AQI
15th March 2025
37AQI
37AQI
16th March 2025
32AQI
32AQI
17th March 2025
15AQI
15AQI
18th March 2025
18AQI
18AQI
19th March 2025
18AQI
18AQI
20th March 2025
15AQI
15AQI
21st March 2025
19AQI
19AQI
22nd March 2025
18AQI
18AQI
23rd March 2025
20AQI
20AQI
24th March 2025
20AQI
20AQI
25th March 2025
27AQI
27AQI
26th March 2025
27AQI
27AQI
27th March 2025
19AQI
19AQI
28th March 2025
22AQI
22AQI
29th March 2025
17AQI
17AQI
30th March 2025
21AQI
21AQI
31st March 2025
21AQI
21AQI
1st April 2025
18AQI
18AQI
2nd April 2025
17AQI
17AQI
3rd April 2025
18AQI
18AQI
4th April 2025
22AQI
22AQI
5th April 2025
23AQI
23AQI
6th April 2025
24AQI
24AQI
7th April 2025
13AQI
13AQI
8th April 2025
14AQI
14AQI
9th April 2025
18AQI
18AQI
10th April 2025
19AQI
19AQI
11th April 2025
18AQI
18AQI
12th April 2025
24AQI
24AQI
13th April 2025
26AQI
26AQI
14th April 2025
26AQI
26AQI
15th April 2025
29AQI
29AQI
16th April 2025
32AQI
32AQI
17th April 2025
24AQI
24AQI
18th April 2025
25AQI
25AQI
19th April 2025
27AQI
27AQI
20th April 2025
26AQI
26AQI
21st April 2025
24AQI
24AQI
22nd April 2025
33AQI
33AQI
23rd April 2025
45AQI
45AQI
24th April 2025
41AQI
41AQI
25th April 2025
20AQI
20AQI
26th April 2025
21AQI
21AQI
27th April 2025
19AQI
19AQI
28th April 2025
20AQI
20AQI
29th April 2025
29AQI
29AQI
30th April 2025
33AQI
33AQI
1st May 2025
36AQI
36AQI
2nd May 2025
36AQI
36AQI
3rd May 2025
21AQI
21AQI
4th May 2025
30AQI
30AQI
5th May 2025
24AQI
24AQI
6th May 2025
27AQI
27AQI
7th May 2025
46AQI
46AQI
8th May 2025
38AQI
38AQI
9th May 2025
31AQI
31AQI
10th May 2025
26AQI
26AQI
11th May 2025
21AQI
21AQI
12th May 2025
17AQI
17AQI
13th May 2025
15AQI
15AQI
14th May 2025
17AQI
17AQI
15th May 2025
23AQI
23AQI
16th May 2025
30AQI
30AQI
17th May 2025
25AQI
25AQI
18th May 2025
24AQI
24AQI
19th May 2025
20AQI
20AQI
20th May 2025
18AQI
18AQI
21st May 2025
25AQI
25AQI
22nd May 2025
27AQI
27AQI
23rd May 2025
20AQI
20AQI
24th May 2025
32AQI
32AQI
25th May 2025
25AQI
25AQI
26th May 2025
16AQI
16AQI
27th May 2025
23AQI
23AQI
28th May 2025
27AQI
27AQI
29th May 2025
24AQI
24AQI
30th May 2025
28AQI
28AQI
31st May 2025
39AQI
39AQI
1st June 2025
46AQI
46AQI
2nd June 2025
53AQI
53AQI
3rd June 2025
40AQI
40AQI
4th June 2025
45AQI
45AQI
5th June 2025
37AQI
37AQI
6th June 2025
27AQI
27AQI
7th June 2025
29AQI
29AQI
8th June 2025
25AQI
25AQI
9th June 2025
26AQI
26AQI
10th June 2025
30AQI
30AQI
11th June 2025
40AQI
40AQI
12th June 2025
49AQI
49AQI
13th June 2025
46AQI
46AQI
14th June 2025
39AQI
39AQI
15th June 2025
38AQI
38AQI
16th June 2025
38AQI
38AQI
17th June 2025
34AQI
34AQI
18th June 2025
30AQI
30AQI
19th June 2025
35AQI
35AQI
20th June 2025
40AQI
40AQI
21st June 2025
29AQI
29AQI
22nd June 2025
24AQI
24AQI
23rd June 2025
24AQI
24AQI
24th June 2025
26AQI
26AQI
25th June 2025
27AQI
27AQI
26th June 2025
30AQI
30AQI
27th June 2025
36AQI
36AQI
28th June 2025
36AQI
36AQI
29th June 2025
32AQI
32AQI
30th June 2025
29AQI
29AQI
1st July 2025
30AQI
30AQI
2nd July 2025
29AQI
29AQI
3rd July 2025
43AQI
43AQI
4th July 2025
32AQI
32AQI
5th July 2025
38AQI
38AQI
6th July 2025
33AQI
33AQI
7th July 2025
25AQI
25AQI
8th July 2025
24AQI
24AQI
9th July 2025
21AQI
21AQI
10th July 2025
32AQI
32AQI
11th July 2025
50AQI
50AQI
12th July 2025
54AQI
54AQI
13th July 2025
41AQI
41AQI
14th July 2025
28AQI
28AQI
15th July 2025
29AQI
29AQI
16th July 2025
28AQI
28AQI
17th July 2025
24AQI
24AQI
18th July 2025
24AQI
24AQI
19th July 2025
26AQI
26AQI
20th July 2025
22AQI
22AQI
21st July 2025
28AQI
28AQI
22nd July 2025
19AQI
19AQI
23rd July 2025
17AQI
17AQI
24th July 2025
17AQI
17AQI
25th July 2025
18AQI
18AQI
26th July 2025
18AQI
18AQI
27th July 2025
18AQI
18AQI
28th July 2025
21AQI
21AQI
29th July 2025
26AQI
26AQI
30th July 2025
29AQI
29AQI
31st July 2025
30AQI
30AQI
1st August 2025
30AQI
30AQI
2nd August 2025
28AQI
28AQI
3rd August 2025
34AQI
34AQI
4th August 2025
37AQI
37AQI
5th August 2025
32AQI
32AQI
6th August 2025
35AQI
35AQI
7th August 2025
31AQI
31AQI
8th August 2025
36AQI
36AQI
9th August 2025
37AQI
37AQI
10th August 2025
34AQI
34AQI
11th August 2025
37AQI
37AQI
12th August 2025
39AQI
39AQI
13th August 2025
34AQI
34AQI
14th August 2025
24AQI
24AQI
15th August 2025
38AQI
38AQI
16th August 2025
23AQI
23AQI
17th August 2025
17AQI
17AQI
18th August 2025
21AQI
21AQI
19th August 2025
24AQI
24AQI
20th August 2025
29AQI
29AQI
21st August 2025
35AQI
35AQI
22nd August 2025
48AQI
48AQI
23rd August 2025
45AQI
45AQI
24th August 2025
38AQI
38AQI
25th August 2025
36AQI
36AQI
26th August 2025
40AQI
40AQI
27th August 2025
42AQI
42AQI
28th August 2025
39AQI
39AQI
29th August 2025
33AQI
33AQI
30th August 2025
32AQI
32AQI
31st August 2025
32AQI
32AQI
1st September 2025
29AQI
29AQI
2nd September 2025
42AQI
42AQI
3rd September 2025
37AQI
37AQI
4th September 2025
32AQI
32AQI
5th September 2025
33AQI
33AQI
6th September 2025
35AQI
35AQI
7th September 2025
31AQI
31AQI
8th September 2025
24AQI
24AQI
9th September 2025
18AQI
18AQI
10th September 2025
19AQI
19AQI
11th September 2025
28AQI
28AQI
12th September 2025
34AQI
34AQI
13th September 2025
39AQI
39AQI
14th September 2025
31AQI
31AQI
15th September 2025
29AQI
29AQI
16th September 2025
36AQI
36AQI
17th September 2025
42AQI
42AQI
18th September 2025
41AQI
41AQI
19th September 2025
40AQI
40AQI
20th September 2025
49AQI
49AQI
21st September 2025
41AQI
41AQI
22nd September 2025
37AQI
37AQI
23rd September 2025
38AQI
38AQI
24th September 2025
46AQI
46AQI
25th September 2025
39AQI
39AQI
26th September 2025
45AQI
45AQI
27th September 2025
54AQI
54AQI
28th September 2025
36AQI
36AQI
29th September 2025
34AQI
34AQI
30th September 2025
27AQI
27AQI
1st October 2025
19AQI
19AQI
2nd October 2025
30AQI
30AQI
3rd October 2025
32AQI
32AQI
4th October 2025
41AQI
41AQI
5th October 2025
44AQI
44AQI
6th October 2025
49AQI
49AQI
7th October 2025
41AQI
41AQI
8th October 2025
56AQI
56AQI
9th October 2025
50AQI
50AQI
10th October 2025
42AQI
42AQI
11th October 2025
33AQI
33AQI
12th October 2025
47AQI
47AQI
13th October 2025
42AQI
42AQI
14th October 2025
27AQI
27AQI
15th October 2025
24AQI
24AQI
16th October 2025
51AQI
51AQI
17th October 2025
48AQI
48AQI
18th October 2025
56AQI
56AQI
19th October 2025
49AQI
49AQI
20th October 2025
37AQI
37AQI
21st October 2025
41AQI
41AQI
22nd October 2025
48AQI
48AQI
23rd October 2025
48AQI
48AQI
24th October 2025
43AQI
43AQI
25th October 2025
25AQI
25AQI
26th October 2025
31AQI
31AQI
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
25AQI
22AQI
24AQI
26AQI
35AQI
28AQI
34AQI
36AQI
41AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202531AQI
28
3
28
31
30
31
29
1
30
1
31
29
1
23
3
290
9
Highest AQI recorded in
October41AQI
Lowest AQI recorded in
March22AQI
202435AQI
16
1
12
29
29
2
31
28
28
3
25
5
23
8
205
35
Highest AQI recorded in
March63AQI
Lowest AQI recorded in
May22AQI
202347AQI
1
2
19
12
20
14
Highest AQI recorded in
November55AQI
Lowest AQI recorded in
December46AQI
202098AQI
1
3
9
8
6
4
1
2
1
10
9
9
6
1
Highest AQI recorded in
October163AQI
Lowest AQI recorded in
November17AQI
Most & Least Polluted Years Over the Last 4 Years
Most Polluted Year Recorded
2020(Avg.)
98AQILeast Polluted Year Recorded
2025(Avg.)
31AQIEsparto's annual 2025 AQI (31) shows an average percentage change of -38.7% (improved AQI) compared to previous years: 2020 (98), 2023 (47), 2024 (35).
