Fir Street, Darrington, 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
Fir Street, Darrington, Washington, United States
AQI Trends: Highest and Lowest
Same Day Analysis (17th August):
On this day, AQI across the 2 years varied significantly: 2026 ranks 1st highest AQI at 42 of Good air quality on the same day.
Day & Night AQI Trend: 17th Aug - 18th Aug 2026
Fir Street, Darrington, Washington, United States
5 AM17th Aug 2026
8 PM
4 AM18th Aug 2026
51AQI
21AQI
56AQI
32AQI
In the last 24 hours,
Fir Street's AQI reached its highest point of 56 at 11 PM during the Night, while the lowest point, 21, was recorded at 9 AM during the Day between 17th Aug and 18th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Fir Street, Darrington, Washington, United States
24°C16/31°C
27°C20/34°C
28°C22/35°C
23°C18/26°C
21°C14/27°C
19°C15/22°C
19°C15/24°C
20°C15/26°C
19°C16/22°C
18°C13/25°C
19°C12/25°C
21°C14/29°C
17°C14/20°C
16°C13/19°C
18°C11/26°C
22°C15/28°C
23°C17/31°C
23°C17/30°C
23°C17/29°C
21°C15/27°C
19°C12/26°C
18°C12/24°C
19°C12/25°C
20°C14/25°C
21°C15/27°C
22°C18/28°C
19°C11/28°C
17°C9/25°C
19°C14/26°C
21°C16/28°C
60AQI
49AQI
59AQI
52AQI
2026 Days Vs Air Quality
Fir Street, Darrington, Washington, United States
92%
208
8%
17
0.4%
1
Total number of days with different AQI categories in last 230 days in 2026 (135 days remaining)
Under WHO’s Safe Air Quality Limits: 92%
Health Risk Level:
Very Low
In 2026, 92% of 230 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
Fir Street, Darrington, Washington, United States
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
86AQI (US)
69AQI (US)
28AQI (US)
18AQI (US)
23AQI (US)
22AQI (US)
17AQI (US)
20AQI (US)
28AQI (US)
41AQI (US)
29AQI (US)
24AQI (US)
22AQI (US)
28AQI (US)
24AQI (US)
19AQI (US)
44AQI (US)
46AQI (US)
42AQI (US)
46AQI (US)
39AQI (US)
37AQI (US)
42AQI (US)
43AQI (US)
41AQI (US)
35AQI (US)
26AQI (US)
38AQI (US)
48AQI (US)
48AQI (US)
38AQI (US)
48AQI (US)
48AQI (US)
47AQI (US)
39AQI (US)
46AQI (US)
26AQI (US)
27AQI (US)
33AQI (US)
44AQI (US)
42AQI (US)
28AQI (US)
19AQI (US)
29AQI (US)
43AQI (US)
34AQI (US)
32AQI (US)
36AQI (US)
36AQI (US)
40AQI (US)
21AQI (US)
30AQI (US)
35AQI (US)
34AQI (US)
37AQI (US)
30AQI (US)
33AQI (US)
30AQI (US)
27AQI (US)
29AQI (US)
39AQI (US)
29AQI (US)
46AQI (US)
33AQI (US)
25AQI (US)
42AQI (US)
35AQI (US)
36AQI (US)
35AQI (US)
39AQI (US)
31AQI (US)
38AQI (US)
26AQI (US)
28AQI (US)
32AQI (US)
31AQI (US)
30AQI (US)
34AQI (US)
41AQI (US)
35AQI (US)
32AQI (US)
32AQI (US)
29AQI (US)
30AQI (US)
23AQI (US)
25AQI (US)
16AQI (US)
20AQI (US)
23AQI (US)
20AQI (US)
24AQI (US)
30AQI (US)
20AQI (US)
22AQI (US)
24AQI (US)
22AQI (US)
16AQI (US)
20AQI (US)
17AQI (US)
22AQI (US)
23AQI (US)
17AQI (US)
28AQI (US)
32AQI (US)
28AQI (US)
27AQI (US)
18AQI (US)
18AQI (US)
14AQI (US)
15AQI (US)
19AQI (US)
18AQI (US)
17AQI (US)
26AQI (US)
16AQI (US)
18AQI (US)
18AQI (US)
23AQI (US)
19AQI (US)
18AQI (US)
20AQI (US)
30AQI (US)
27AQI (US)
18AQI (US)
16AQI (US)
22AQI (US)
21AQI (US)
18AQI (US)
20AQI (US)
20AQI (US)
22AQI (US)
42AQI (US)
51AQI (US)
55AQI (US)
47AQI (US)
42AQI (US)
45AQI (US)
35AQI (US)
38AQI (US)
39AQI (US)
38AQI (US)
40AQI (US)
27AQI (US)
27AQI (US)
23AQI (US)
16AQI (US)
20AQI (US)
23AQI (US)
17AQI (US)
19AQI (US)
17AQI (US)
24AQI (US)
23AQI (US)
25AQI (US)
21AQI (US)
24AQI (US)
26AQI (US)
27AQI (US)
27AQI (US)
26AQI (US)
20AQI (US)
20AQI (US)
18AQI (US)
22AQI (US)
17AQI (US)
19AQI (US)
14AQI (US)
15AQI (US)
12AQI (US)
15AQI (US)
16AQI (US)
16AQI (US)
20AQI (US)
34AQI (US)
29AQI (US)
27AQI (US)
18AQI (US)
21AQI (US)
14AQI (US)
21AQI (US)
28AQI (US)
25AQI (US)
24AQI (US)
24AQI (US)
22AQI (US)
25AQI (US)
25AQI (US)
32AQI (US)
29AQI (US)
29AQI (US)
30AQI (US)
26AQI (US)
22AQI (US)
17AQI (US)
36AQI (US)
47AQI (US)
35AQI (US)
49AQI (US)
60AQI (US)
60AQI (US)
54AQI (US)
43AQI (US)
45AQI (US)
44AQI (US)
51AQI (US)
52AQI (US)
39AQI (US)
47AQI (US)
41AQI (US)
48AQI (US)
46AQI (US)
46AQI (US)
88AQI (US)
126AQI (US)
89AQI (US)
65AQI (US)
51AQI (US)
63AQI (US)
55AQI (US)
46AQI (US)
41AQI (US)
55AQI (US)
60AQI (US)
49AQI (US)
37AQI (US)
42AQI (US)
36AQI (US)
35AQI (US)
31AQI (US)
21AQI (US)
29AQI (US)
21AQI (US)
35AQI (US)
59AQI (US)
No. of days
202632AQI (US)
Highest AQI (US) recorded in
August59AQI (US)
Lowest AQI (US) recorded in
June21AQI (US)
202530AQI (US)
Highest AQI (US) recorded in
October40AQI (US)
Lowest AQI (US) recorded in
May17AQI (US)
Most & Least Polluted Years Over the Last 2 Years
Fir Street's annual 2026 AQI (US) (32) shows an average percentage change of 6.6% (worsened AQI (US)) compared to previous years: 2025 (30).