Los Gatos, California, United States Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Los Gatos, California, United States
AQI Trends: Highest and Lowest
Same Day Analysis (2nd October ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 26 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Oct - 3rd Oct 2025
Los Gatos, California, United States
6 AM2nd Oct 2025
7 PM
5 AM3rd Oct 2025
41AQI
19AQI
49AQI
21AQI
In the last 24 hours,
Los Gatos's AQI reached its highest point of 49 at 12 AM during the Night, while the lowest point, 19, was recorded at 7 AM during the Day between 2nd Oct and 3rd Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Los Gatos, California, United States
22°C14/34°C
19°C13/29°C
17°C13/23°C
20°C12/28°C
20°C16/29°C
21°C16/29°C
19°C15/26°C
19°C15/24°C
18°C14/24°C
18°C13/29°C
17°C12/27°C
19°C12/29°C
23°C13/36°C
26°C19/36°C
25°C18/37°C
22°C18/29°C
22°C16/31°C
21°C14/31°C
21°C15/29°C
23°C14/34°C
26°C17/38°C
24°C20/31°C
23°C17/31°C
22°C15/33°C
20°C15/28°C
20°C16/24°C
21°C18/27°C
20°C16/24°C
21°C16/29°C
20°C16/24°C
--°C/°C
45AQI
31AQI
42AQI
34AQI
2025 Days Vs Air Quality
Los Gatos, California, United States
94%
179
6%
12
Total number of days with different AQI categories in last 276 days in 2025 (89 days remaining)
Under WHO’s Safe Air Quality Limits: 94%
Health Risk Level:
Very Low
In 2025, 94% of 276 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
Los Gatos, California, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
20AQI
20AQI
22AQI
18AQI
18AQI
19AQI
19AQI
19AQI
22AQI
22AQI
22AQI
22AQI
17AQI
16AQI
21AQI
23AQI
20AQI
30AQI
31AQI
30AQI
29AQI
31AQI
26AQI
28AQI
34AQI
33AQI
30AQI
33AQI
40AQI
34AQI
24AQI
15AQI
18AQI
28AQI
33AQI
37AQI
39AQI
36AQI
22AQI
37AQI
36AQI
45AQI
46AQI
39AQI
33AQI
36AQI
25AQI
21AQI
19AQI
23AQI
28AQI
36AQI
29AQI
26AQI
36AQI
25AQI
36AQI
32AQI
26AQI
30AQI
27AQI
19AQI
24AQI
33AQI
26AQI
45AQI
56AQI
44AQI
48AQI
42AQI
52AQI
44AQI
39AQI
37AQI
30AQI
27AQI
38AQI
43AQI
48AQI
46AQI
40AQI
38AQI
38AQI
38AQI
39AQI
49AQI
46AQI
35AQI
32AQI
33AQI
30AQI
28AQI
32AQI
41AQI
48AQI
41AQI
34AQI
36AQI
35AQI
47AQI
34AQI
45AQI
34AQI
35AQI
32AQI
28AQI
32AQI
49AQI
53AQI
47AQI
40AQI
37AQI
33AQI
28AQI
29AQI
30AQI
27AQI
26AQI
19AQI
19AQI
19AQI
20AQI
18AQI
18AQI
22AQI
28AQI
25AQI
29AQI
29AQI
27AQI
27AQI
33AQI
28AQI
33AQI
33AQI
36AQI
49AQI
45AQI
40AQI
41AQI
36AQI
33AQI
40AQI
28AQI
18AQI
28AQI
31AQI
36AQI
50AQI
56AQI
57AQI
49AQI
42AQI
51AQI
48AQI
46AQI
43AQI
40AQI
47AQI
40AQI
55AQI
47AQI
39AQI
37AQI
39AQI
30AQI
26AQI
25AQI
23AQI
26AQI
35AQI
37AQI
27AQI
29AQI
48AQI
51AQI
56AQI
45AQI
46AQI
38AQI
39AQI
47AQI
52AQI
45AQI
51AQI
55AQI
21AQI
30AQI
27AQI
30AQI
26AQI
20AQI
26AQI
32AQI
39AQI
31AQI
39AQI
39AQI
28AQI
No. of days
202534AQI
Highest AQI recorded in
June39AQI
Lowest AQI recorded in
March20AQI
Most & Least Polluted Years Over the Last 1 Years
Los Gatos's annual 2025 AQI (34) shows an average percentage change of NaN% (improved AQI) compared to previous years: .