Hagerstown, Maryland, 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
Hagerstown, Maryland, United States
AQI Trends: Highest and Lowest
Same Day Analysis (10th August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 34 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 10th Aug - 11th Aug 2025
Hagerstown, Maryland, United States
6 AM10th Aug 2025
8 PM
5 AM11th Aug 2025
36AQI
30AQI
37AQI
35AQI
In the last 24 hours,
Hagerstown's AQI reached its highest point of 37 at 9 PM during the Night, while the lowest point, 30, was recorded at 1 PM during the Day between 10th Aug and 11th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Hagerstown, Maryland, United States
27°C21/32°C
26°C21/33°C
24°C22/29°C
26°C21/32°C
24°C21/30°C
27°C21/35°C
25°C22/31°C
25°C22/29°C
26°C22/33°C
24°C17/28°C
22°C15/29°C
24°C21/28°C
26°C20/33°C
27°C20/34°C
27°C21/35°C
25°C22/30°C
27°C20/33°C
28°C20/36°C
28°C22/35°C
25°C18/31°C
19°C17/21°C
19°C12/25°C
19°C9/28°C
21°C11/30°C
21°C14/26°C
21°C18/24°C
22°C17/29°C
22°C17/29°C
21°C13/29°C
22°C13/30°C
--°C/°C
40AQI
40AQI
42AQI
40AQI
2025 Days Vs Air Quality
Hagerstown, Maryland, United States
85%
116
15%
21
Total number of days with different AQI categories in last 223 days in 2025 (142 days remaining)
Under WHO’s Safe Air Quality Limits: 85%
Health Risk Level:
Low
In 2025, 85% 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
Hagerstown, Maryland, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
28AQI
35AQI
54AQI
43AQI
28AQI
24AQI
27AQI
24AQI
27AQI
40AQI
32AQI
21AQI
24AQI
27AQI
28AQI
32AQI
26AQI
24AQI
36AQI
27AQI
19AQI
24AQI
35AQI
58AQI
29AQI
32AQI
32AQI
29AQI
47AQI
42AQI
28AQI
17AQI
20AQI
36AQI
28AQI
34AQI
31AQI
29AQI
20AQI
23AQI
18AQI
17AQI
25AQI
19AQI
21AQI
37AQI
39AQI
18AQI
18AQI
25AQI
43AQI
29AQI
19AQI
23AQI
26AQI
19AQI
12AQI
16AQI
19AQI
18AQI
24AQI
31AQI
18AQI
26AQI
27AQI
30AQI
22AQI
27AQI
30AQI
51AQI
63AQI
58AQI
30AQI
54AQI
45AQI
41AQI
50AQI
57AQI
70AQI
67AQI
42AQI
19AQI
18AQI
17AQI
21AQI
27AQI
47AQI
50AQI
51AQI
56AQI
55AQI
39AQI
39AQI
23AQI
29AQI
32AQI
30AQI
31AQI
41AQI
55AQI
67AQI
55AQI
34AQI
36AQI
34AQI
38AQI
42AQI
43AQI
29AQI
23AQI
25AQI
26AQI
21AQI
26AQI
29AQI
29AQI
28AQI
53AQI
54AQI
48AQI
49AQI
37AQI
37AQI
27AQI
43AQI
44AQI
44AQI
38AQI
31AQI
37AQI
49AQI
66AQI
69AQI
71AQI
69AQI
37AQI
34AQI
38AQI
30AQI
24AQI
41AQI
38AQI
50AQI
No. of days
202535AQI
Highest AQI recorded in
August50AQI
Lowest AQI recorded in
May24AQI
Most & Least Polluted Years Over the Last 1 Years
Hagerstown's annual 2025 AQI (35) shows an average percentage change of NaN% (improved AQI) compared to previous years: .