Reseda, Topanga, 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
Reseda, Topanga, California, United States
AQI Trends: Highest and Lowest
Same Day Analysis (9th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 59 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 10th Aug - 11th Aug 2025
Reseda, Topanga, California, United States
6 AM10th Aug 2025
8 PM
5 AM11th Aug 2025
57AQI
47AQI
56AQI
51AQI
In the last 24 hours,
Reseda's AQI reached its highest point of 57 at 2 PM during the Day, while the lowest point, 47, was recorded at 10 AM during the Day between 10th Aug and 11th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Reseda, Topanga, California, United States
21°C17/25°C
21°C17/27°C
20°C15/25°C
20°C16/24°C
20°C17/24°C
22°C18/28°C
21°C17/25°C
21°C17/26°C
20°C17/24°C
20°C17/23°C
20°C17/23°C
21°C16/25°C
21°C16/26°C
19°C15/24°C
19°C15/23°C
20°C15/25°C
20°C15/26°C
22°C17/28°C
23°C17/30°C
24°C17/30°C
22°C17/29°C
22°C16/29°C
22°C17/30°C
22°C18/27°C
24°C18/31°C
26°C19/33°C
28°C21/35°C
28°C22/34°C
25°C19/32°C
23°C19/29°C
--°C/°C
44AQI
38AQI
42AQI
39AQI
2025 Days Vs Air Quality
Reseda, Topanga, California, United States
76%
169
24%
52
Total number of days with different AQI categories in last 223 days in 2025 (142 days remaining)
Under WHO’s Safe Air Quality Limits: 76%
Health Risk Level:
Low
In 2025, 76% of 223 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Reseda, Topanga, California, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
97AQI
56AQI
61AQI
47AQI
36AQI
38AQI
40AQI
59AQI
57AQI
42AQI
48AQI
32AQI
32AQI
30AQI
29AQI
41AQI
47AQI
55AQI
60AQI
50AQI
31AQI
38AQI
32AQI
36AQI
52AQI
33AQI
30AQI
45AQI
49AQI
52AQI
53AQI
56AQI
64AQI
59AQI
37AQI
24AQI
26AQI
26AQI
31AQI
40AQI
42AQI
31AQI
29AQI
23AQI
27AQI
32AQI
39AQI
46AQI
48AQI
43AQI
41AQI
30AQI
35AQI
40AQI
45AQI
40AQI
38AQI
33AQI
34AQI
37AQI
39AQI
28AQI
33AQI
40AQI
29AQI
28AQI
37AQI
42AQI
40AQI
29AQI
31AQI
21AQI
20AQI
25AQI
40AQI
36AQI
20AQI
21AQI
24AQI
27AQI
38AQI
48AQI
42AQI
46AQI
35AQI
25AQI
27AQI
32AQI
30AQI
18AQI
24AQI
21AQI
29AQI
33AQI
22AQI
27AQI
32AQI
45AQI
47AQI
49AQI
52AQI
55AQI
55AQI
55AQI
51AQI
37AQI
31AQI
29AQI
32AQI
39AQI
43AQI
50AQI
45AQI
38AQI
38AQI
21AQI
21AQI
28AQI
32AQI
52AQI
48AQI
41AQI
40AQI
31AQI
45AQI
39AQI
35AQI
44AQI
43AQI
40AQI
38AQI
47AQI
24AQI
29AQI
44AQI
51AQI
46AQI
34AQI
42AQI
48AQI
47AQI
56AQI
55AQI
52AQI
48AQI
43AQI
43AQI
42AQI
42AQI
45AQI
48AQI
47AQI
33AQI
32AQI
34AQI
38AQI
35AQI
39AQI
43AQI
46AQI
54AQI
52AQI
53AQI
55AQI
55AQI
56AQI
58AQI
59AQI
59AQI
56AQI
53AQI
54AQI
54AQI
54AQI
52AQI
47AQI
50AQI
53AQI
51AQI
49AQI
41AQI
37AQI
44AQI
42AQI
47AQI
77AQI
62AQI
54AQI
47AQI
43AQI
45AQI
51AQI
54AQI
49AQI
42AQI
39AQI
33AQI
25AQI
28AQI
35AQI
41AQI
39AQI
30AQI
26AQI
24AQI
22AQI
22AQI
25AQI
26AQI
32AQI
43AQI
48AQI
48AQI
48AQI
54AQI
59AQI
67AQI
67AQI
63AQI
62AQI
59AQI
45AQI
38AQI
32AQI
38AQI
43AQI
49AQI
40AQI
59AQI
No. of days
202541AQI
Highest AQI recorded in
August59AQI
Lowest AQI recorded in
March32AQI
202446AQI
Highest AQI recorded in
December56AQI
Lowest AQI recorded in
March36AQI
202346AQI
Highest AQI recorded in
July61AQI
Lowest AQI recorded in
January39AQI
202249AQI
Highest AQI recorded in
December61AQI
Lowest AQI recorded in
February37AQI
202148AQI
Highest AQI recorded in
November59AQI
Lowest AQI recorded in
March36AQI
202052AQI
Highest AQI recorded in
September66AQI
Lowest AQI recorded in
March29AQI
Most & Least Polluted Years Over the Last 6 Years
Reseda's annual 2025 AQI (41) shows an average percentage change of -13.9% (improved AQI) compared to previous years: 2020 (52), 2021 (48), 2022 (49), 2023 (46), 2024 (46).