Granite Falls, 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
Granite Falls, Washington, United States
AQI Trends: Highest and Lowest
Same Day Analysis (5th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 126 of Poor air quality on the same day.
Day & Night AQI Trend: 4th Aug - 5th Aug 2026
Granite Falls, Washington, United States
5 AM4th Aug 2026
8 PM
4 AM5th Aug 2026
122AQI
56AQI
99AQI
86AQI
In the last 24 hours,
Granite Falls's AQI reached its highest point of 122 at 12 PM during the Day, while the lowest point, 56, was recorded at 5 AM during the Day between 4th Aug and 5th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Granite Falls, Washington, United States
19°C14/25°C
17°C13/22°C
18°C12/24°C
19°C14/24°C
18°C14/23°C
17°C13/22°C
19°C11/26°C
21°C14/28°C
22°C16/29°C
19°C16/25°C
18°C15/22°C
18°C13/23°C
19°C12/25°C
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
49AQI
40AQI
42AQI
36AQI
2026 Days Vs Air Quality
Granite Falls, Washington, United States
95%
203
5%
10
0.4%
1
Total number of days with different AQI categories in last 217 days in 2026 (148 days remaining)
Under WHO’s Safe Air Quality Limits: 95%
Health Risk Level:
Very Low
In 2026, 95% of 217 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
Granite Falls, 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)
47AQI (US)
38AQI (US)
37AQI (US)
42AQI (US)
43AQI (US)
41AQI (US)
34AQI (US)
26AQI (US)
38AQI (US)
48AQI (US)
48AQI (US)
38AQI (US)
48AQI (US)
48AQI (US)
48AQI (US)
40AQI (US)
46AQI (US)
26AQI (US)
26AQI (US)
33AQI (US)
44AQI (US)
42AQI (US)
28AQI (US)
19AQI (US)
29AQI (US)
43AQI (US)
34AQI (US)
31AQI (US)
36AQI (US)
35AQI (US)
40AQI (US)
21AQI (US)
30AQI (US)
35AQI (US)
34AQI (US)
38AQI (US)
30AQI (US)
33AQI (US)
30AQI (US)
27AQI (US)
29AQI (US)
40AQI (US)
29AQI (US)
47AQI (US)
34AQI (US)
25AQI (US)
42AQI (US)
35AQI (US)
36AQI (US)
34AQI (US)
39AQI (US)
31AQI (US)
38AQI (US)
26AQI (US)
28AQI (US)
33AQI (US)
32AQI (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)
21AQI (US)
22AQI (US)
24AQI (US)
22AQI (US)
17AQI (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)
19AQI (US)
20AQI (US)
22AQI (US)
42AQI (US)
51AQI (US)
55AQI (US)
47AQI (US)
42AQI (US)
44AQI (US)
35AQI (US)
39AQI (US)
39AQI (US)
38AQI (US)
41AQI (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)
24AQI (US)
32AQI (US)
29AQI (US)
29AQI (US)
30AQI (US)
26AQI (US)
22AQI (US)
17AQI (US)
36AQI (US)
46AQI (US)
35AQI (US)
49AQI (US)
61AQI (US)
59AQI (US)
54AQI (US)
43AQI (US)
45AQI (US)
44AQI (US)
51AQI (US)
52AQI (US)
39AQI (US)
47AQI (US)
41AQI (US)
48AQI (US)
45AQI (US)
46AQI (US)
87AQI (US)
126AQI (US)
36AQI (US)
35AQI (US)
31AQI (US)
21AQI (US)
29AQI (US)
21AQI (US)
35AQI (US)
70AQI (US)
No. of days
202631AQI (US)
Highest AQI (US) recorded in
August70AQI (US)
Lowest AQI (US) recorded in
June21AQI (US)
202531AQI (US)
Highest AQI (US) recorded in
January45AQI (US)
Lowest AQI (US) recorded in
May16AQI (US)
202420AQI (US)
Highest AQI (US) recorded in
January32AQI (US)
Lowest AQI (US) recorded in
June11AQI (US)
202319AQI (US)
Highest AQI (US) recorded in
November36AQI (US)
Lowest AQI (US) recorded in
April10AQI (US)
202237AQI (US)
Highest AQI (US) recorded in
October94AQI (US)
Lowest AQI (US) recorded in
June13AQI (US)
202124AQI (US)
Highest AQI (US) recorded in
December43AQI (US)
Lowest AQI (US) recorded in
September13AQI (US)
202026AQI (US)
Highest AQI (US) recorded in
September62AQI (US)
Lowest AQI (US) recorded in
June12AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Granite Falls's annual 2026 AQI (US) (31) shows an average percentage change of 25.05% (worsened AQI (US)) compared to previous years: 2020 (26), 2021 (24), 2022 (37), 2023 (19), 2024 (20), 2025 (31).