Fillmore, 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
Fillmore, California, United States
AQI Trends: Highest and Lowest
Same Day Analysis (8th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 64 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 8th Aug - 9th Aug 2025
Fillmore, California, United States
6 AM8th Aug 2025
8 PM
5 AM9th Aug 2025
81AQI
60AQI
63AQI
47AQI
In the last 24 hours,
Fillmore's AQI reached its highest point of 81 at 6 AM during the Day, while the lowest point, 47, was recorded at 4 AM during the Night between 8th Aug and 9th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Fillmore, California, United States
28°C21/39°C
24°C15/33°C
22°C15/32°C
22°C13/32°C
23°C16/33°C
22°C13/31°C
22°C14/30°C
24°C17/32°C
23°C18/32°C
23°C15/32°C
21°C13/30°C
18°C11/29°C
19°C12/27°C
21°C10/29°C
22°C16/30°C
21°C15/29°C
20°C11/28°C
21°C11/30°C
22°C12/30°C
24°C15/33°C
25°C19/33°C
26°C18/34°C
24°C15/33°C
26°C20/33°C
26°C21/34°C
26°C20/31°C
27°C21/34°C
27°C19/36°C
29°C22/39°C
30°C24/38°C
--°C/°C
41AQI
35AQI
39AQI
35AQI
2025 Days Vs Air Quality
Fillmore, California, United States
93%
205
7%
15
Total number of days with different AQI categories in last 221 days in 2025 (144 days remaining)
Under WHO’s Safe Air Quality Limits: 93%
Health Risk Level:
Very Low
In 2025, 93% of 221 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
Fillmore, California, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
41AQI
32AQI
36AQI
34AQI
30AQI
25AQI
31AQI
37AQI
38AQI
32AQI
32AQI
30AQI
29AQI
26AQI
28AQI
30AQI
33AQI
40AQI
43AQI
41AQI
32AQI
63AQI
37AQI
40AQI
42AQI
29AQI
26AQI
28AQI
41AQI
44AQI
42AQI
36AQI
34AQI
35AQI
27AQI
23AQI
22AQI
25AQI
26AQI
28AQI
29AQI
29AQI
24AQI
24AQI
30AQI
31AQI
28AQI
30AQI
31AQI
32AQI
33AQI
28AQI
28AQI
28AQI
29AQI
32AQI
33AQI
29AQI
30AQI
33AQI
32AQI
24AQI
27AQI
27AQI
25AQI
23AQI
29AQI
30AQI
31AQI
27AQI
26AQI
21AQI
18AQI
21AQI
26AQI
23AQI
19AQI
19AQI
19AQI
20AQI
23AQI
32AQI
27AQI
29AQI
29AQI
21AQI
25AQI
23AQI
24AQI
17AQI
19AQI
22AQI
22AQI
25AQI
19AQI
20AQI
23AQI
30AQI
33AQI
39AQI
40AQI
44AQI
41AQI
36AQI
42AQI
32AQI
28AQI
27AQI
27AQI
25AQI
36AQI
49AQI
41AQI
33AQI
27AQI
19AQI
16AQI
17AQI
26AQI
36AQI
35AQI
31AQI
32AQI
26AQI
38AQI
39AQI
28AQI
36AQI
39AQI
33AQI
35AQI
36AQI
22AQI
23AQI
37AQI
42AQI
40AQI
24AQI
33AQI
38AQI
35AQI
48AQI
48AQI
44AQI
40AQI
36AQI
35AQI
37AQI
36AQI
40AQI
42AQI
43AQI
32AQI
29AQI
27AQI
36AQI
31AQI
31AQI
35AQI
39AQI
43AQI
39AQI
47AQI
46AQI
44AQI
47AQI
52AQI
56AQI
55AQI
52AQI
52AQI
48AQI
49AQI
49AQI
44AQI
38AQI
40AQI
44AQI
44AQI
43AQI
35AQI
31AQI
39AQI
41AQI
44AQI
59AQI
51AQI
45AQI
38AQI
36AQI
40AQI
46AQI
52AQI
47AQI
38AQI
36AQI
38AQI
27AQI
26AQI
32AQI
37AQI
35AQI
26AQI
28AQI
22AQI
19AQI
22AQI
25AQI
22AQI
26AQI
33AQI
39AQI
39AQI
37AQI
51AQI
58AQI
66AQI
62AQI
59AQI
64AQI
35AQI
29AQI
25AQI
30AQI
36AQI
42AQI
35AQI
55AQI
No. of days
202534AQI
Highest AQI recorded in
August55AQI
Lowest AQI recorded in
March25AQI
202433AQI
Highest AQI recorded in
June40AQI
Lowest AQI recorded in
February24AQI
202332AQI
Highest AQI recorded in
July44AQI
Lowest AQI recorded in
January26AQI
202235AQI
Highest AQI recorded in
September47AQI
Lowest AQI recorded in
December23AQI
202135AQI
Highest AQI recorded in
September42AQI
Lowest AQI recorded in
January27AQI
202041AQI
Highest AQI recorded in
September62AQI
Lowest AQI recorded in
March24AQI
Most & Least Polluted Years Over the Last 6 Years
Fillmore's annual 2025 AQI (34) shows an average percentage change of -2.4% (improved AQI) compared to previous years: 2020 (41), 2021 (35), 2022 (35), 2023 (32), 2024 (33).