Forks Of Salmon, Mckinleyville, California, 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
Forks Of Salmon, Mckinleyville, California, United States
AQI Trends: Highest and Lowest
Same Day Analysis (21st August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 2nd highest AQI at 20 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 21st Aug - 22nd Aug 2025
Forks Of Salmon, Mckinleyville, California, United States
6 AM21st Aug 2025
8 PM
5 AM22nd Aug 2025
36AQI
17AQI
51AQI
21AQI
In the last 24 hours,
Forks Of Salmon's AQI reached its highest point of 51 at 5 AM during the Night, while the lowest point, 17, was recorded at 6 AM during the Day between 21st Aug and 22nd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Forks Of Salmon, Mckinleyville, California, United States
21°C11/30°C
21°C12/30°C
21°C12/30°C
22°C16/28°C
20°C10/29°C
21°C11/30°C
22°C12/31°C
22°C14/31°C
23°C16/31°C
21°C12/31°C
20°C11/30°C
18°C10/26°C
17°C6/25°C
18°C9/28°C
18°C10/26°C
20°C10/30°C
23°C10/34°C
25°C14/36°C
26°C17/38°C
26°C14/37°C
26°C18/36°C
24°C15/33°C
21°C12/29°C
19°C11/28°C
17°C11/22°C
18°C13/22°C
17°C9/25°C
18°C9/28°C
20°C11/30°C
23°C13/34°C
--°C/°C
29AQI
24AQI
26AQI
23AQI
2025 Days Vs Air Quality
Forks Of Salmon, Mckinleyville, California, United States
96%
223
4%
10
Total number of days with different AQI categories in last 234 days in 2025 (131 days remaining)
Under WHO’s Safe Air Quality Limits: 96%
Health Risk Level:
Very Low
In 2025, 96% of 234 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
Forks Of Salmon, Mckinleyville, California, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
32AQI
32AQI
34AQI
26AQI
30AQI
29AQI
34AQI
33AQI
38AQI
41AQI
33AQI
34AQI
35AQI
43AQI
49AQI
50AQI
45AQI
42AQI
51AQI
43AQI
54AQI
56AQI
57AQI
55AQI
47AQI
47AQI
60AQI
61AQI
66AQI
66AQI
52AQI
46AQI
45AQI
41AQI
44AQI
39AQI
45AQI
41AQI
38AQI
36AQI
36AQI
41AQI
45AQI
35AQI
34AQI
36AQI
29AQI
33AQI
36AQI
34AQI
33AQI
40AQI
44AQI
33AQI
34AQI
33AQI
39AQI
43AQI
43AQI
47AQI
30AQI
32AQI
32AQI
29AQI
24AQI
34AQI
36AQI
32AQI
31AQI
37AQI
27AQI
24AQI
25AQI
24AQI
20AQI
19AQI
23AQI
25AQI
20AQI
22AQI
20AQI
28AQI
26AQI
29AQI
32AQI
21AQI
23AQI
25AQI
28AQI
21AQI
24AQI
24AQI
26AQI
29AQI
27AQI
28AQI
19AQI
21AQI
24AQI
24AQI
19AQI
20AQI
26AQI
31AQI
34AQI
29AQI
27AQI
27AQI
25AQI
26AQI
22AQI
24AQI
27AQI
34AQI
23AQI
21AQI
21AQI
23AQI
23AQI
26AQI
28AQI
25AQI
19AQI
20AQI
21AQI
22AQI
24AQI
25AQI
26AQI
22AQI
19AQI
19AQI
18AQI
19AQI
21AQI
22AQI
18AQI
21AQI
19AQI
16AQI
21AQI
19AQI
21AQI
24AQI
22AQI
18AQI
19AQI
27AQI
19AQI
22AQI
28AQI
29AQI
27AQI
26AQI
24AQI
26AQI
26AQI
24AQI
26AQI
29AQI
29AQI
30AQI
32AQI
34AQI
30AQI
27AQI
24AQI
21AQI
20AQI
30AQI
24AQI
21AQI
20AQI
18AQI
24AQI
30AQI
22AQI
19AQI
19AQI
22AQI
24AQI
28AQI
29AQI
25AQI
25AQI
28AQI
29AQI
27AQI
29AQI
27AQI
28AQI
31AQI
35AQI
35AQI
35AQI
40AQI
40AQI
37AQI
34AQI
37AQI
28AQI
27AQI
27AQI
27AQI
27AQI
24AQI
20AQI
18AQI
21AQI
26AQI
29AQI
31AQI
33AQI
30AQI
25AQI
24AQI
26AQI
22AQI
20AQI
21AQI
25AQI
28AQI
35AQI
36AQI
36AQI
23AQI
22AQI
20AQI
17AQI
18AQI
21AQI
23AQI
20AQI
44AQI
38AQI
27AQI
25AQI
21AQI
25AQI
29AQI
25AQI
No. of days
202530AQI
Highest AQI recorded in
January44AQI
Lowest AQI recorded in
May21AQI
202431AQI
Highest AQI recorded in
December49AQI
Lowest AQI recorded in
May21AQI
202325AQI
Highest AQI recorded in
November30AQI
Lowest AQI recorded in
December25AQI
202082AQI
Highest AQI recorded in
September116AQI
Lowest AQI recorded in
November26AQI
Most & Least Polluted Years Over the Last 4 Years
Forks Of Salmon's annual 2025 AQI (30) shows an average percentage change of -16.7% (improved AQI) compared to previous years: 2020 (82), 2023 (25), 2024 (31).