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!
October Air Quality Analysis
Darrington, Washington, United States
AQI Trends: Highest and Lowest
Same Day Analysis (13th October ):
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: 13th Oct - 14th Oct 2025
Darrington, Washington, United States
7 AM13th Oct 2025
6 PM
6 AM14th Oct 2025
46AQI
14AQI
64AQI
24AQI
In the last 24 hours,
Darrington's AQI reached its highest point of 64 at 11 PM during the Night, while the lowest point, 14, was recorded at 5 PM during the Day between 13th Oct and 14th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Darrington, Washington, United States
14°C10/17°C
15°C10/21°C
19°C10/29°C
19°C13/25°C
15°C8/21°C
17°C9/26°C
18°C10/25°C
16°C11/19°C
15°C9/23°C
20°C14/28°C
19°C13/25°C
14°C10/18°C
15°C11/22°C
18°C14/25°C
19°C14/26°C
16°C13/22°C
16°C12/22°C
15°C12/19°C
16°C12/20°C
13°C9/17°C
13°C10/16°C
13°C8/20°C
15°C9/24°C
18°C12/25°C
13°C9/18°C
14°C10/21°C
13°C11/17°C
10°C9/12°C
9°C7/10°C
11°C6/17°C
--°C/°C
35AQI
32AQI
39AQI
33AQI
2025 Days Vs Air Quality
Darrington, Washington, United States
94%
189
6%
13
Total number of days with different AQI categories in last 287 days in 2025 (78 days remaining)
Under WHO’s Safe Air Quality Limits: 94%
Health Risk Level:
Very Low
In 2025, 94% of 287 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
Darrington, Washington, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
27AQI
17AQI
16AQI
16AQI
17AQI
21AQI
18AQI
18AQI
23AQI
20AQI
24AQI
19AQI
16AQI
15AQI
14AQI
16AQI
18AQI
18AQI
18AQI
20AQI
22AQI
30AQI
19AQI
21AQI
24AQI
21AQI
19AQI
14AQI
19AQI
25AQI
21AQI
39AQI
41AQI
32AQI
18AQI
17AQI
20AQI
23AQI
14AQI
15AQI
15AQI
16AQI
20AQI
17AQI
19AQI
24AQI
20AQI
16AQI
17AQI
20AQI
20AQI
14AQI
14AQI
13AQI
14AQI
11AQI
12AQI
16AQI
18AQI
19AQI
23AQI
15AQI
15AQI
19AQI
20AQI
18AQI
22AQI
17AQI
17AQI
20AQI
21AQI
29AQI
24AQI
23AQI
24AQI
28AQI
29AQI
39AQI
43AQI
32AQI
29AQI
26AQI
28AQI
24AQI
19AQI
16AQI
20AQI
23AQI
22AQI
23AQI
41AQI
37AQI
20AQI
15AQI
14AQI
21AQI
24AQI
22AQI
18AQI
18AQI
18AQI
33AQI
25AQI
22AQI
23AQI
18AQI
15AQI
20AQI
20AQI
21AQI
19AQI
21AQI
27AQI
33AQI
36AQI
32AQI
30AQI
30AQI
27AQI
30AQI
29AQI
24AQI
22AQI
33AQI
27AQI
29AQI
33AQI
25AQI
23AQI
25AQI
31AQI
43AQI
47AQI
29AQI
19AQI
20AQI
23AQI
31AQI
28AQI
28AQI
28AQI
24AQI
24AQI
13AQI
16AQI
21AQI
22AQI
21AQI
23AQI
27AQI
30AQI
44AQI
53AQI
54AQI
56AQI
51AQI
52AQI
48AQI
44AQI
49AQI
49AQI
58AQI
60AQI
68AQI
69AQI
43AQI
31AQI
41AQI
49AQI
40AQI
35AQI
33AQI
27AQI
19AQI
32AQI
42AQI
29AQI
34AQI
48AQI
37AQI
24AQI
46AQI
52AQI
37AQI
25AQI
17AQI
21AQI
20AQI
11AQI
23AQI
27AQI
47AQI
47AQI
45AQI
54AQI
59AQI
54AQI
48AQI
41AQI
35AQI
35AQI
31AQI
19AQI
21AQI
17AQI
25AQI
25AQI
32AQI
38AQI
42AQI
No. of days
202527AQI
Highest AQI recorded in
October42AQI
Lowest AQI recorded in
May17AQI
Most & Least Polluted Years Over the Last 1 Years
Darrington's annual 2025 AQI (27) shows an average percentage change of NaN% (improved AQI) compared to previous years: .