Northeast Washington, Washington, District of Columbia, 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
Northeast Washington, Washington, District of Columbia, United States
AQI Trends: Highest and Lowest
Same Day Analysis (1st 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: 1st Oct - 2nd Oct 2025
Northeast Washington, Washington, District of Columbia, United States
6 AM1st Oct 2025
7 PM
5 AM2nd Oct 2025
35AQI
18AQI
47AQI
12AQI
In the last 24 hours,
Northeast Washington's AQI reached its highest point of 47 at 4 AM during the Night, while the lowest point, 12, was recorded at 10 PM during the Night between 1st Oct and 2nd Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Northeast Washington, Washington, District of Columbia, United States
21°C15/25°C
22°C15/30°C
24°C18/33°C
25°C18/35°C
27°C23/34°C
21°C16/25°C
19°C12/25°C
19°C12/25°C
18°C15/20°C
21°C17/26°C
23°C15/30°C
23°C15/31°C
24°C17/32°C
22°C17/26°C
19°C16/24°C
17°C16/19°C
24°C18/31°C
25°C17/34°C
20°C18/23°C
21°C18/25°C
21°C15/28°C
24°C17/33°C
24°C19/33°C
24°C21/30°C
24°C19/31°C
22°C18/25°C
23°C19/32°C
22°C16/30°C
23°C19/30°C
19°C15/25°C
--°C/°C
32AQI
28AQI
33AQI
31AQI
2025 Days Vs Air Quality
Northeast Washington, Washington, District of Columbia, United States
87%
164
13%
25
Total number of days with different AQI categories in last 275 days in 2025 (90 days remaining)
Under WHO’s Safe Air Quality Limits: 87%
Health Risk Level:
Low
In 2025, 87% of 275 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
Northeast Washington, Washington, District of Columbia, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
22AQI
37AQI
56AQI
37AQI
30AQI
21AQI
26AQI
35AQI
33AQI
41AQI
40AQI
19AQI
21AQI
22AQI
24AQI
24AQI
17AQI
20AQI
37AQI
38AQI
15AQI
22AQI
43AQI
55AQI
42AQI
33AQI
44AQI
34AQI
51AQI
40AQI
42AQI
13AQI
23AQI
36AQI
37AQI
47AQI
47AQI
44AQI
27AQI
29AQI
25AQI
24AQI
39AQI
24AQI
23AQI
37AQI
39AQI
26AQI
32AQI
40AQI
51AQI
33AQI
20AQI
22AQI
23AQI
20AQI
17AQI
15AQI
16AQI
18AQI
25AQI
33AQI
20AQI
20AQI
35AQI
30AQI
21AQI
29AQI
36AQI
48AQI
54AQI
52AQI
41AQI
47AQI
44AQI
39AQI
50AQI
56AQI
61AQI
50AQI
42AQI
24AQI
26AQI
40AQI
31AQI
23AQI
45AQI
48AQI
56AQI
58AQI
60AQI
52AQI
40AQI
31AQI
46AQI
44AQI
48AQI
32AQI
45AQI
53AQI
82AQI
54AQI
44AQI
47AQI
34AQI
34AQI
41AQI
43AQI
34AQI
30AQI
29AQI
36AQI
33AQI
33AQI
38AQI
29AQI
32AQI
57AQI
54AQI
41AQI
50AQI
46AQI
51AQI
35AQI
54AQI
56AQI
48AQI
27AQI
40AQI
49AQI
57AQI
67AQI
69AQI
65AQI
48AQI
32AQI
41AQI
39AQI
27AQI
31AQI
28AQI
46AQI
49AQI
47AQI
33AQI
20AQI
25AQI
18AQI
23AQI
28AQI
28AQI
26AQI
20AQI
19AQI
37AQI
26AQI
20AQI
29AQI
32AQI
22AQI
29AQI
29AQI
34AQI
51AQI
33AQI
25AQI
28AQI
23AQI
23AQI
37AQI
43AQI
44AQI
45AQI
35AQI
23AQI
24AQI
39AQI
36AQI
29AQI
25AQI
38AQI
47AQI
33AQI
20AQI
22AQI
24AQI
27AQI
28AQI
24AQI
36AQI
32AQI
29AQI
43AQI
43AQI
36AQI
32AQI
24AQI
No. of days
202536AQI
Highest AQI recorded in
July43AQI
Lowest AQI recorded in
October24AQI
Most & Least Polluted Years Over the Last 1 Years
Northeast Washington's annual 2025 AQI (36) shows an average percentage change of NaN% (improved AQI) compared to previous years: .