Selah, 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
Selah, Washington, United States
AQI Trends: Highest and Lowest
Same Day Analysis (2nd August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 53 of Moderate air quality, showing improvement over 2024 on the same day.
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2026
Selah, Washington, United States
5 AM2nd Aug 2026
8 PM
4 AM3rd Aug 2026
72AQI
29AQI
67AQI
56AQI
In the last 24 hours,
Selah's AQI reached its highest point of 72 at 10 AM during the Day, while the lowest point, 29, was recorded at 7 PM during the Day between 2nd Aug and 3rd Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Selah, Washington, United States
20°C13/28°C
21°C14/27°C
22°C17/30°C
19°C14/25°C
20°C15/27°C
20°C15/27°C
18°C13/26°C
17°C10/24°C
20°C12/28°C
23°C19/29°C
24°C19/30°C
23°C18/29°C
20°C15/26°C
18°C13/24°C
20°C14/27°C
22°C17/28°C
24°C19/30°C
27°C21/33°C
24°C19/30°C
23°C17/30°C
19°C14/24°C
18°C11/26°C
19°C12/26°C
18°C13/25°C
18°C12/25°C
20°C13/27°C
22°C16/28°C
17°C10/21°C
13°C8/18°C
16°C11/22°C
43AQI
34AQI
40AQI
34AQI
2026 Days Vs Air Quality
Selah, Washington, United States
94%
198
6%
13
Total number of days with different AQI categories in last 215 days in 2026 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 94%
Health Risk Level:
Very Low
In 2026, 94% of 215 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
Selah, Washington, United States
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
81AQI (US)
61AQI (US)
36AQI (US)
33AQI (US)
31AQI (US)
29AQI (US)
26AQI (US)
33AQI (US)
41AQI (US)
59AQI (US)
54AQI (US)
59AQI (US)
45AQI (US)
26AQI (US)
21AQI (US)
24AQI (US)
24AQI (US)
24AQI (US)
21AQI (US)
22AQI (US)
22AQI (US)
33AQI (US)
32AQI (US)
31AQI (US)
30AQI (US)
32AQI (US)
35AQI (US)
39AQI (US)
42AQI (US)
37AQI (US)
23AQI (US)
37AQI (US)
32AQI (US)
26AQI (US)
23AQI (US)
34AQI (US)
23AQI (US)
17AQI (US)
26AQI (US)
25AQI (US)
24AQI (US)
34AQI (US)
28AQI (US)
36AQI (US)
34AQI (US)
34AQI (US)
39AQI (US)
27AQI (US)
27AQI (US)
27AQI (US)
32AQI (US)
28AQI (US)
25AQI (US)
34AQI (US)
37AQI (US)
24AQI (US)
24AQI (US)
22AQI (US)
26AQI (US)
28AQI (US)
38AQI (US)
30AQI (US)
27AQI (US)
23AQI (US)
25AQI (US)
31AQI (US)
28AQI (US)
30AQI (US)
26AQI (US)
32AQI (US)
33AQI (US)
38AQI (US)
35AQI (US)
31AQI (US)
22AQI (US)
26AQI (US)
25AQI (US)
25AQI (US)
29AQI (US)
36AQI (US)
32AQI (US)
19AQI (US)
33AQI (US)
25AQI (US)
25AQI (US)
18AQI (US)
21AQI (US)
19AQI (US)
24AQI (US)
16AQI (US)
23AQI (US)
29AQI (US)
22AQI (US)
25AQI (US)
24AQI (US)
20AQI (US)
18AQI (US)
19AQI (US)
18AQI (US)
21AQI (US)
29AQI (US)
27AQI (US)
25AQI (US)
24AQI (US)
32AQI (US)
30AQI (US)
17AQI (US)
19AQI (US)
20AQI (US)
20AQI (US)
22AQI (US)
23AQI (US)
25AQI (US)
25AQI (US)
15AQI (US)
18AQI (US)
16AQI (US)
21AQI (US)
20AQI (US)
18AQI (US)
16AQI (US)
23AQI (US)
24AQI (US)
19AQI (US)
16AQI (US)
21AQI (US)
24AQI (US)
16AQI (US)
23AQI (US)
24AQI (US)
25AQI (US)
37AQI (US)
42AQI (US)
39AQI (US)
26AQI (US)
24AQI (US)
28AQI (US)
20AQI (US)
22AQI (US)
22AQI (US)
24AQI (US)
19AQI (US)
25AQI (US)
23AQI (US)
17AQI (US)
17AQI (US)
20AQI (US)
24AQI (US)
17AQI (US)
13AQI (US)
18AQI (US)
21AQI (US)
18AQI (US)
25AQI (US)
24AQI (US)
21AQI (US)
19AQI (US)
27AQI (US)
27AQI (US)
27AQI (US)
25AQI (US)
23AQI (US)
31AQI (US)
19AQI (US)
16AQI (US)
17AQI (US)
20AQI (US)
17AQI (US)
14AQI (US)
13AQI (US)
18AQI (US)
18AQI (US)
20AQI (US)
20AQI (US)
23AQI (US)
24AQI (US)
17AQI (US)
22AQI (US)
23AQI (US)
14AQI (US)
23AQI (US)
17AQI (US)
19AQI (US)
18AQI (US)
27AQI (US)
19AQI (US)
13AQI (US)
18AQI (US)
18AQI (US)
23AQI (US)
15AQI (US)
18AQI (US)
25AQI (US)
16AQI (US)
39AQI (US)
34AQI (US)
36AQI (US)
51AQI (US)
79AQI (US)
78AQI (US)
59AQI (US)
52AQI (US)
63AQI (US)
41AQI (US)
44AQI (US)
40AQI (US)
38AQI (US)
42AQI (US)
52AQI (US)
48AQI (US)
53AQI (US)
36AQI (US)
29AQI (US)
27AQI (US)
22AQI (US)
23AQI (US)
20AQI (US)
34AQI (US)
51AQI (US)
No. of days
202628AQI (US)
Highest AQI (US) recorded in
August51AQI (US)
Lowest AQI (US) recorded in
June20AQI (US)
202529AQI (US)
Highest AQI (US) recorded in
September59AQI (US)
Lowest AQI (US) recorded in
May15AQI (US)
202414AQI (US)
Highest AQI (US) recorded in
August33AQI (US)
Lowest AQI (US) recorded in
May2AQI (US)
202318AQI (US)
Highest AQI (US) recorded in
August44AQI (US)
Lowest AQI (US) recorded in
April3AQI (US)
20221AQI (US)
Highest AQI (US) recorded in
January1AQI (US)
Lowest AQI (US) recorded in
August1AQI (US)
20213AQI (US)
Highest AQI (US) recorded in
January20AQI (US)
Lowest AQI (US) recorded in
April0AQI (US)
202036AQI (US)
Highest AQI (US) recorded in
September74AQI (US)
Lowest AQI (US) recorded in
November10AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Selah's annual 2026 AQI (US) (28) shows an average percentage change of 610.5% (worsened AQI (US)) compared to previous years: 2020 (36), 2021 (3), 2022 (1), 2023 (18), 2024 (14), 2025 (29).