Pentagon City, Arlington, Virginia, 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
Pentagon City, Arlington, Virginia, United States
AQI Trends: Highest and Lowest
Same Day Analysis (9th August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 31 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
Pentagon City, Arlington, Virginia, United States
6 AM10th Aug 2025
8 PM
5 AM11th Aug 2025
36AQI
31AQI
49AQI
34AQI
In the last 24 hours,
Pentagon City's AQI reached its highest point of 49 at 2 AM during the Night, while the lowest point, 31, was recorded at 6 PM during the Day between 10th Aug and 11th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Pentagon City, Arlington, Virginia, United States
29°C23/36°C
28°C24/35°C
27°C24/32°C
28°C23/33°C
26°C24/32°C
30°C23/38°C
28°C25/33°C
27°C24/32°C
29°C24/36°C
27°C23/33°C
27°C20/33°C
26°C22/32°C
28°C22/35°C
31°C23/40°C
31°C24/37°C
30°C25/36°C
31°C24/38°C
31°C24/39°C
32°C26/38°C
29°C22/34°C
22°C19/23°C
23°C18/28°C
24°C17/29°C
25°C16/33°C
25°C20/30°C
24°C22/26°C
24°C20/29°C
23°C19/30°C
25°C19/32°C
25°C17/33°C
--°C/°C
42AQI
42AQI
43AQI
41AQI
2025 Days Vs Air Quality
Pentagon City, Arlington, Virginia, United States
86%
117
14%
19
Total number of days with different AQI categories in last 223 days in 2025 (142 days remaining)
Under WHO’s Safe Air Quality Limits: 86%
Health Risk Level:
Low
In 2025, 86% 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
Pentagon City, Arlington, Virginia, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
19AQI
32AQI
55AQI
35AQI
25AQI
19AQI
21AQI
32AQI
28AQI
38AQI
37AQI
20AQI
22AQI
18AQI
20AQI
22AQI
17AQI
19AQI
31AQI
34AQI
15AQI
18AQI
35AQI
49AQI
41AQI
28AQI
37AQI
30AQI
45AQI
30AQI
35AQI
12AQI
17AQI
29AQI
31AQI
40AQI
42AQI
37AQI
23AQI
25AQI
23AQI
19AQI
29AQI
22AQI
20AQI
28AQI
32AQI
21AQI
30AQI
33AQI
46AQI
29AQI
18AQI
20AQI
19AQI
17AQI
14AQI
14AQI
14AQI
16AQI
20AQI
26AQI
16AQI
20AQI
31AQI
31AQI
20AQI
23AQI
27AQI
45AQI
51AQI
47AQI
32AQI
41AQI
36AQI
39AQI
55AQI
61AQI
64AQI
49AQI
40AQI
24AQI
25AQI
37AQI
29AQI
23AQI
42AQI
45AQI
53AQI
56AQI
57AQI
49AQI
38AQI
28AQI
43AQI
41AQI
46AQI
28AQI
38AQI
53AQI
85AQI
56AQI
37AQI
41AQI
32AQI
31AQI
35AQI
38AQI
30AQI
30AQI
27AQI
29AQI
29AQI
29AQI
31AQI
27AQI
28AQI
53AQI
51AQI
36AQI
47AQI
41AQI
54AQI
34AQI
50AQI
52AQI
46AQI
28AQI
42AQI
48AQI
57AQI
67AQI
70AQI
63AQI
49AQI
31AQI
33AQI
28AQI
25AQI
41AQI
40AQI
51AQI
No. of days
202534AQI
Highest AQI recorded in
August51AQI
Lowest AQI recorded in
May25AQI
Most & Least Polluted Years Over the Last 1 Years
Pentagon City's annual 2025 AQI (34) shows an average percentage change of NaN% (improved AQI) compared to previous years: .