Greater Duwamish, Seattle, Washington, 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
Greater Duwamish, Seattle, Washington, United States
AQI Trends: Highest and Lowest
Same Day Analysis (3rd August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 28 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Greater Duwamish, Seattle, Washington, United States
5 AM3rd Aug 2025
8 PM
4 AM4th Aug 2025
30AQI
20AQI
54AQI
32AQI
In the last 24 hours,
Greater Duwamish's AQI reached its highest point of 54 at 2 AM during the Night, while the lowest point, 20, was recorded at 4 PM during the Day between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Greater Duwamish, Seattle, Washington, United States
18°C14/23°C
20°C14/29°C
22°C15/31°C
23°C17/32°C
20°C16/24°C
18°C14/23°C
22°C15/30°C
23°C18/30°C
25°C19/33°C
20°C18/23°C
24°C16/33°C
28°C21/35°C
23°C15/31°C
18°C15/20°C
16°C14/21°C
17°C13/21°C
19°C14/24°C
18°C15/23°C
23°C17/31°C
18°C15/22°C
16°C14/18°C
18°C14/24°C
19°C14/27°C
21°C15/29°C
22°C15/32°C
23°C17/32°C
23°C18/30°C
21°C16/25°C
19°C16/21°C
17°C15/19°C
--°C/°C
29AQI
27AQI
33AQI
30AQI
2025 Days Vs Air Quality
Greater Duwamish, Seattle, Washington, United States
99%
130
0.7%
1
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Under WHO’s Safe Air Quality Limits: 99%
Health Risk Level:
Very Low
In 2025, 99% of 216 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
Greater Duwamish, Seattle, Washington, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
24AQI
17AQI
16AQI
16AQI
20AQI
18AQI
20AQI
21AQI
21AQI
27AQI
37AQI
24AQI
13AQI
13AQI
14AQI
25AQI
16AQI
16AQI
16AQI
21AQI
21AQI
21AQI
20AQI
20AQI
25AQI
20AQI
16AQI
17AQI
23AQI
29AQI
41AQI
43AQI
34AQI
19AQI
15AQI
20AQI
27AQI
33AQI
17AQI
19AQI
19AQI
25AQI
22AQI
20AQI
21AQI
23AQI
19AQI
17AQI
21AQI
24AQI
23AQI
16AQI
19AQI
15AQI
17AQI
14AQI
15AQI
19AQI
20AQI
20AQI
21AQI
17AQI
21AQI
29AQI
17AQI
24AQI
21AQI
22AQI
24AQI
23AQI
20AQI
22AQI
27AQI
34AQI
36AQI
37AQI
45AQI
48AQI
41AQI
31AQI
23AQI
24AQI
27AQI
21AQI
16AQI
18AQI
16AQI
18AQI
18AQI
24AQI
38AQI
27AQI
19AQI
18AQI
25AQI
26AQI
25AQI
26AQI
17AQI
20AQI
22AQI
59AQI
27AQI
25AQI
29AQI
17AQI
17AQI
26AQI
21AQI
30AQI
22AQI
28AQI
37AQI
45AQI
41AQI
29AQI
23AQI
33AQI
23AQI
35AQI
24AQI
20AQI
24AQI
29AQI
29AQI
28AQI
30AQI
26AQI
27AQI
28AQI
28AQI
19AQI
22AQI
20AQI
26AQI
28AQI
28AQI
No. of days
202524AQI
Highest AQI recorded in
July28AQI
Lowest AQI recorded in
March19AQI
Most & Least Polluted Years Over the Last 1 Years
Greater Duwamish's annual 2025 AQI (24) shows an average percentage change of NaN% (improved AQI) compared to previous years: .