Elk Grove, 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
Elk Grove, California, United States
AQI Trends: Highest and Lowest
Same Day Analysis (26th October ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 24 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 26th Oct - 27th Oct 2025
Elk Grove, California, United States
7 AM26th Oct 2025
6 PM
6 AM27th Oct 2025
33AQI
17AQI
40AQI
17AQI
In the last 24 hours,
Elk Grove's AQI reached its highest point of 40 at 4 AM during the Night, while the lowest point, 17, was recorded at 12 AM during the Night between 26th Oct and 27th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Elk Grove, California, United States
22°C16/32°C
20°C15/28°C
20°C16/25°C
21°C15/28°C
21°C17/28°C
18°C15/22°C
18°C14/23°C
19°C12/28°C
20°C12/30°C
21°C12/33°C
22°C12/35°C
19°C14/28°C
19°C13/26°C
19°C13/27°C
18°C11/25°C
17°C9/27°C
15°C11/21°C
13°C11/15°C
13°C11/17°C
13°C8/20°C
16°C9/24°C
18°C10/28°C
18°C10/29°C
19°C11/29°C
18°C9/30°C
17°C13/24°C
16°C10/23°C
16°C10/25°C
15°C12/20°C
16°C12/23°C
--°C/°C
40AQI
37AQI
40AQI
36AQI
2025 Days Vs Air Quality
Elk Grove, California, United States
98%
210
2%
5
Total number of days with different AQI categories in last 300 days in 2025 (65 days remaining)
Under WHO’s Safe Air Quality Limits: 98%
Health Risk Level:
Very Low
In 2025, 98% 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
Elk Grove, California, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
25AQI
21AQI
25AQI
19AQI
24AQI
23AQI
20AQI
18AQI
20AQI
22AQI
23AQI
23AQI
16AQI
16AQI
19AQI
25AQI
20AQI
33AQI
31AQI
27AQI
37AQI
35AQI
23AQI
31AQI
33AQI
31AQI
33AQI
38AQI
47AQI
40AQI
22AQI
17AQI
20AQI
24AQI
35AQI
46AQI
48AQI
39AQI
24AQI
31AQI
32AQI
30AQI
51AQI
43AQI
34AQI
28AQI
27AQI
19AQI
18AQI
24AQI
30AQI
38AQI
30AQI
27AQI
24AQI
21AQI
31AQI
32AQI
24AQI
35AQI
28AQI
19AQI
27AQI
30AQI
26AQI
35AQI
40AQI
48AQI
56AQI
43AQI
50AQI
42AQI
25AQI
32AQI
24AQI
25AQI
31AQI
48AQI
50AQI
47AQI
41AQI
44AQI
43AQI
38AQI
38AQI
42AQI
41AQI
30AQI
25AQI
32AQI
26AQI
29AQI
34AQI
42AQI
41AQI
34AQI
27AQI
29AQI
34AQI
43AQI
34AQI
41AQI
36AQI
27AQI
22AQI
22AQI
32AQI
48AQI
51AQI
34AQI
25AQI
22AQI
23AQI
20AQI
21AQI
22AQI
20AQI
29AQI
17AQI
16AQI
15AQI
17AQI
17AQI
17AQI
21AQI
25AQI
27AQI
27AQI
29AQI
26AQI
30AQI
34AQI
28AQI
30AQI
26AQI
32AQI
35AQI
28AQI
29AQI
32AQI
29AQI
21AQI
38AQI
17AQI
17AQI
19AQI
23AQI
29AQI
34AQI
50AQI
40AQI
33AQI
31AQI
35AQI
40AQI
39AQI
29AQI
28AQI
27AQI
28AQI
43AQI
32AQI
27AQI
26AQI
35AQI
23AQI
20AQI
17AQI
17AQI
28AQI
30AQI
37AQI
26AQI
26AQI
36AQI
39AQI
37AQI
46AQI
45AQI
33AQI
32AQI
40AQI
49AQI
36AQI
47AQI
52AQI
36AQI
23AQI
22AQI
25AQI
39AQI
35AQI
46AQI
47AQI
44AQI
43AQI
50AQI
47AQI
42AQI
36AQI
37AQI
47AQI
32AQI
32AQI
39AQI
46AQI
51AQI
41AQI
39AQI
45AQI
39AQI
40AQI
48AQI
24AQI
24AQI
23AQI
28AQI
30AQI
38AQI
27AQI
30AQI
33AQI
40AQI
No. of days
202532AQI
Highest AQI recorded in
October40AQI
Lowest AQI recorded in
March23AQI
Most & Least Polluted Years Over the Last 1 Years
Elk Grove's annual 2025 AQI (32) shows an average percentage change of NaN% (improved AQI) compared to previous years: .