M Street, Merced, 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
M Street, Merced, California, United States
AQI Trends: Highest and Lowest
Same Day Analysis (22nd October ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 53 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 22nd Oct - 23rd Oct 2025
M Street, Merced, California, United States
7 AM22nd Oct 2025
6 PM
6 AM23rd Oct 2025
51AQI
38AQI
55AQI
39AQI
In the last 24 hours,
M Street's AQI reached its highest point of 55 at 10 PM during the Night, while the lowest point, 38, was recorded at 3 PM during the Day between 22nd Oct and 23rd Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
M Street, Merced, California, United States
27°C16/39°C
26°C21/34°C
26°C20/34°C
24°C15/33°C
25°C18/34°C
23°C16/31°C
22°C16/30°C
22°C14/30°C
22°C15/30°C
21°C17/29°C
18°C12/26°C
19°C11/28°C
20°C12/29°C
22°C11/33°C
23°C13/35°C
21°C13/31°C
19°C12/28°C
19°C12/28°C
18°C12/26°C
17°C8/27°C
15°C10/23°C
12°C11/14°C
14°C9/19°C
14°C9/22°C
16°C8/26°C
18°C10/29°C
19°C10/30°C
19°C11/28°C
19°C10/30°C
18°C13/24°C
--°C/°C
50AQI
42AQI
48AQI
41AQI
2025 Days Vs Air Quality
M Street, Merced, California, United States
92%
194
8%
17
Total number of days with different AQI categories in last 296 days in 2025 (69 days remaining)
Under WHO’s Safe Air Quality Limits: 92%
Health Risk Level:
Very Low
In 2025, 92% of 296 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
M Street, Merced, California, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
25AQI
24AQI
23AQI
17AQI
21AQI
18AQI
18AQI
18AQI
22AQI
19AQI
21AQI
28AQI
18AQI
15AQI
23AQI
29AQI
19AQI
26AQI
31AQI
30AQI
38AQI
35AQI
30AQI
31AQI
33AQI
32AQI
27AQI
33AQI
35AQI
40AQI
22AQI
15AQI
14AQI
27AQI
37AQI
42AQI
42AQI
41AQI
21AQI
30AQI
39AQI
35AQI
49AQI
49AQI
34AQI
31AQI
24AQI
25AQI
17AQI
21AQI
30AQI
30AQI
31AQI
27AQI
33AQI
24AQI
34AQI
31AQI
24AQI
29AQI
24AQI
19AQI
24AQI
34AQI
25AQI
42AQI
42AQI
41AQI
48AQI
39AQI
47AQI
49AQI
34AQI
35AQI
30AQI
29AQI
38AQI
42AQI
46AQI
40AQI
29AQI
30AQI
35AQI
34AQI
40AQI
40AQI
41AQI
33AQI
28AQI
27AQI
27AQI
26AQI
30AQI
36AQI
44AQI
34AQI
31AQI
33AQI
40AQI
47AQI
28AQI
44AQI
33AQI
31AQI
32AQI
27AQI
37AQI
56AQI
58AQI
46AQI
38AQI
42AQI
35AQI
28AQI
29AQI
31AQI
26AQI
26AQI
18AQI
19AQI
21AQI
19AQI
18AQI
17AQI
20AQI
24AQI
22AQI
33AQI
35AQI
31AQI
30AQI
31AQI
26AQI
31AQI
33AQI
35AQI
41AQI
38AQI
42AQI
46AQI
38AQI
35AQI
40AQI
28AQI
17AQI
27AQI
32AQI
39AQI
49AQI
52AQI
60AQI
48AQI
46AQI
47AQI
46AQI
51AQI
42AQI
40AQI
33AQI
37AQI
50AQI
47AQI
45AQI
51AQI
45AQI
31AQI
28AQI
26AQI
19AQI
31AQI
40AQI
44AQI
29AQI
29AQI
44AQI
50AQI
54AQI
50AQI
50AQI
38AQI
38AQI
45AQI
49AQI
41AQI
43AQI
56AQI
35AQI
37AQI
36AQI
41AQI
26AQI
36AQI
39AQI
48AQI
50AQI
61AQI
60AQI
46AQI
57AQI
42AQI
40AQI
49AQI
19AQI
23AQI
45AQI
55AQI
66AQI
70AQI
52AQI
54AQI
53AQI
21AQI
27AQI
31AQI
36AQI
32AQI
38AQI
41AQI
47AQI
No. of days
202535AQI
Highest AQI recorded in
October47AQI
Lowest AQI recorded in
March21AQI
Most & Least Polluted Years Over the Last 1 Years
M Street's annual 2025 AQI (35) shows an average percentage change of NaN% (improved AQI) compared to previous years: .