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!
August Air Quality Analysis
Esparto, Winters, California, United States
AQI Trends: Highest and Lowest
Same Day Analysis (10th August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 2nd highest AQI at 34 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 10th Aug - 11th Aug 2025
Esparto, Winters, California, United States
6 AM10th Aug 2025
8 PM
5 AM11th Aug 2025
41AQI
29AQI
40AQI
34AQI
In the last 24 hours,
Esparto's AQI reached its highest point of 41 at 6 AM during the Day, while the lowest point, 29, was recorded at 12 PM during the Day between 10th Aug and 11th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Esparto, Winters, California, United States
28°C19/41°C
27°C16/41°C
27°C16/41°C
23°C14/35°C
22°C11/33°C
22°C11/36°C
24°C12/37°C
25°C13/38°C
24°C13/37°C
21°C12/31°C
20°C11/30°C
21°C11/32°C
22°C11/33°C
21°C12/33°C
21°C13/32°C
23°C13/34°C
25°C14/37°C
27°C16/39°C
24°C12/37°C
26°C14/39°C
27°C16/38°C
26°C16/38°C
26°C15/37°C
24°C13/36°C
24°C13/35°C
27°C15/39°C
28°C19/39°C
30°C19/41°C
31°C20/43°C
30°C19/43°C
--°C/°C
28AQI
28AQI
31AQI
27AQI
2025 Days Vs Air Quality
Esparto, Winters, California, United States
98%
217
2%
5
Total number of days with different AQI categories in last 223 days in 2025 (142 days remaining)
Under WHO’s Safe Air Quality Limits: 98%
Health Risk Level:
Very Low
In 2025, 98% of 223 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
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
56AQI
44AQI
40AQI
21AQI
29AQI
28AQI
21AQI
24AQI
30AQI
39AQI
31AQI
23AQI
24AQI
28AQI
44AQI
42AQI
43AQI
48AQI
49AQI
35AQI
34AQI
39AQI
48AQI
53AQI
45AQI
30AQI
25AQI
44AQI
50AQI
60AQI
45AQI
42AQI
23AQI
20AQI
20AQI
23AQI
23AQI
23AQI
22AQI
25AQI
26AQI
28AQI
33AQI
35AQI
26AQI
24AQI
25AQI
22AQI
23AQI
22AQI
22AQI
21AQI
27AQI
24AQI
22AQI
21AQI
24AQI
26AQI
29AQI
28AQI
22AQI
20AQI
22AQI
22AQI
21AQI
23AQI
24AQI
28AQI
27AQI
28AQI
23AQI
19AQI
17AQI
37AQI
32AQI
15AQI
18AQI
18AQI
15AQI
19AQI
18AQI
20AQI
20AQI
27AQI
27AQI
19AQI
22AQI
17AQI
21AQI
21AQI
18AQI
17AQI
18AQI
22AQI
23AQI
24AQI
13AQI
14AQI
18AQI
19AQI
18AQI
24AQI
26AQI
26AQI
29AQI
32AQI
24AQI
25AQI
27AQI
26AQI
24AQI
33AQI
45AQI
41AQI
20AQI
21AQI
19AQI
20AQI
29AQI
33AQI
36AQI
36AQI
21AQI
30AQI
24AQI
27AQI
46AQI
38AQI
31AQI
26AQI
21AQI
17AQI
15AQI
17AQI
23AQI
30AQI
25AQI
24AQI
20AQI
18AQI
25AQI
27AQI
20AQI
32AQI
25AQI
16AQI
23AQI
27AQI
24AQI
28AQI
39AQI
46AQI
53AQI
40AQI
45AQI
37AQI
27AQI
29AQI
25AQI
26AQI
30AQI
40AQI
49AQI
46AQI
39AQI
38AQI
38AQI
34AQI
30AQI
35AQI
40AQI
29AQI
24AQI
24AQI
26AQI
27AQI
30AQI
36AQI
36AQI
32AQI
29AQI
30AQI
29AQI
43AQI
32AQI
38AQI
33AQI
25AQI
24AQI
21AQI
32AQI
50AQI
54AQI
41AQI
28AQI
29AQI
28AQI
24AQI
24AQI
26AQI
22AQI
28AQI
19AQI
17AQI
17AQI
18AQI
18AQI
18AQI
21AQI
26AQI
29AQI
30AQI
30AQI
28AQI
34AQI
37AQI
32AQI
35AQI
31AQI
36AQI
37AQI
34AQI
38AQI
25AQI
22AQI
24AQI
26AQI
35AQI
28AQI
33AQI
No. of days
202529AQI
Highest AQI recorded in
January38AQI
Lowest AQI recorded in
March22AQI
202435AQI
Highest AQI recorded in
March63AQI
Lowest AQI recorded in
May22AQI
202347AQI
Highest AQI recorded in
November55AQI
Lowest AQI recorded in
December46AQI
202098AQI
Highest AQI recorded in
October163AQI
Lowest AQI recorded in
November17AQI
Most & Least Polluted Years Over the Last 4 Years
Esparto's annual 2025 AQI (29) shows an average percentage change of -42.9% (improved AQI) compared to previous years: 2020 (98), 2023 (47), 2024 (35).