Milford, Delaware, 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
Milford, Delaware, United States
AQI Trends: Highest and Lowest
Same Day Analysis (8th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 30 of Good air quality, showing improvement over 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 8th Aug - 9th Aug 2025
Milford, Delaware, United States
5 AM8th Aug 2025
8 PM
4 AM9th Aug 2025
32AQI
26AQI
33AQI
26AQI
In the last 24 hours,
Milford's AQI reached its highest point of 33 at 11 PM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 8th Aug and 9th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Milford, Delaware, United States
24°C23/25°C
25°C22/30°C
25°C23/30°C
26°C22/32°C
26°C23/30°C
26°C23/31°C
26°C22/31°C
30°C25/36°C
28°C25/33°C
27°C23/31°C
27°C23/32°C
26°C22/30°C
25°C20/31°C
24°C20/27°C
26°C18/33°C
29°C21/37°C
27°C23/32°C
27°C22/33°C
28°C24/35°C
29°C24/36°C
30°C24/36°C
28°C23/35°C
22°C20/23°C
22°C17/29°C
23°C17/29°C
23°C15/30°C
23°C17/29°C
23°C21/25°C
24°C21/26°C
22°C18/25°C
--°C/°C
39AQI
39AQI
39AQI
37AQI
2025 Days Vs Air Quality
Milford, Delaware, United States
90%
197
10%
23
Total number of days with different AQI categories in last 221 days in 2025 (144 days remaining)
Under WHO’s Safe Air Quality Limits: 90%
Health Risk Level:
Very Low
In 2025, 90% of 221 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
Milford, Delaware, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
25AQI
21AQI
27AQI
22AQI
25AQI
32AQI
23AQI
28AQI
28AQI
32AQI
41AQI
59AQI
42AQI
27AQI
27AQI
33AQI
44AQI
31AQI
47AQI
25AQI
27AQI
38AQI
55AQI
55AQI
56AQI
37AQI
43AQI
30AQI
27AQI
28AQI
32AQI
28AQI
26AQI
28AQI
36AQI
25AQI
30AQI
32AQI
26AQI
28AQI
34AQI
34AQI
28AQI
24AQI
29AQI
30AQI
23AQI
30AQI
28AQI
26AQI
26AQI
26AQI
35AQI
35AQI
35AQI
38AQI
41AQI
49AQI
27AQI
30AQI
29AQI
32AQI
34AQI
31AQI
24AQI
31AQI
29AQI
30AQI
30AQI
36AQI
31AQI
40AQI
40AQI
26AQI
26AQI
20AQI
18AQI
24AQI
29AQI
16AQI
19AQI
18AQI
36AQI
29AQI
20AQI
19AQI
30AQI
54AQI
39AQI
27AQI
18AQI
20AQI
31AQI
28AQI
34AQI
28AQI
20AQI
28AQI
19AQI
22AQI
21AQI
15AQI
19AQI
27AQI
32AQI
14AQI
20AQI
28AQI
45AQI
35AQI
22AQI
32AQI
27AQI
35AQI
25AQI
32AQI
13AQI
16AQI
24AQI
32AQI
36AQI
42AQI
39AQI
25AQI
24AQI
22AQI
20AQI
25AQI
23AQI
18AQI
27AQI
28AQI
22AQI
35AQI
26AQI
39AQI
28AQI
18AQI
20AQI
17AQI
16AQI
13AQI
15AQI
14AQI
15AQI
18AQI
20AQI
15AQI
21AQI
29AQI
29AQI
18AQI
22AQI
25AQI
38AQI
42AQI
39AQI
29AQI
26AQI
25AQI
37AQI
51AQI
62AQI
63AQI
53AQI
40AQI
29AQI
23AQI
24AQI
24AQI
22AQI
41AQI
44AQI
52AQI
57AQI
57AQI
51AQI
44AQI
32AQI
45AQI
40AQI
41AQI
30AQI
36AQI
49AQI
63AQI
52AQI
35AQI
35AQI
30AQI
26AQI
27AQI
27AQI
25AQI
23AQI
20AQI
27AQI
25AQI
29AQI
27AQI
23AQI
29AQI
53AQI
48AQI
31AQI
36AQI
36AQI
63AQI
32AQI
53AQI
53AQI
46AQI
34AQI
46AQI
42AQI
51AQI
65AQI
69AQI
51AQI
30AQI
34AQI
31AQI
29AQI
25AQI
24AQI
39AQI
36AQI
49AQI
No. of days
202532AQI
Highest AQI recorded in
August49AQI
Lowest AQI recorded in
May24AQI
202433AQI
Highest AQI recorded in
August40AQI
Lowest AQI recorded in
January22AQI
202339AQI
Highest AQI recorded in
June68AQI
Lowest AQI recorded in
December27AQI
202231AQI
Highest AQI recorded in
February36AQI
Lowest AQI recorded in
October25AQI
202135AQI
Highest AQI recorded in
July45AQI
Lowest AQI recorded in
October29AQI
202032AQI
Highest AQI recorded in
March38AQI
Lowest AQI recorded in
October26AQI
Most & Least Polluted Years Over the Last 6 Years
Milford's annual 2025 AQI (32) shows an average percentage change of -5.5% (improved AQI) compared to previous years: 2020 (32), 2021 (35), 2022 (31), 2023 (39), 2024 (33).