Grants Pass, Oregon, 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
Grants Pass, Oregon, United States
AQI Trends: Highest and Lowest
Same Day Analysis (31st August):
On this day, AQI across the 4 years varied significantly: 2026 ranks 1st highest AQI at 33 of Good air quality on the same day.
Day & Night AQI Trend: 31st Jul - 1st Aug 2026
Grants Pass, Oregon, United States
5 AM31st Jul 2026
8 PM
4 AM1st Aug 2026
63AQI
30AQI
63AQI
24AQI
In the last 24 hours,
Grants Pass's AQI reached its highest point of 63 at 5 AM during the Night, while the lowest point, 24, was recorded at 9 PM during the Night between 31st Jul and 1st Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Grants Pass, Oregon, United States
23°C12/32°C
25°C15/34°C
26°C17/34°C
24°C17/33°C
23°C14/32°C
23°C12/32°C
25°C15/35°C
23°C13/31°C
20°C11/29°C
23°C14/34°C
24°C13/34°C
24°C14/34°C
23°C14/34°C
20°C11/29°C
23°C12/33°C
25°C14/35°C
27°C16/37°C
28°C21/36°C
28°C19/38°C
25°C17/35°C
22°C14/31°C
22°C13/30°C
20°C14/26°C
20°C11/29°C
21°C12/31°C
23°C14/32°C
22°C16/31°C
22°C13/32°C
24°C15/35°C
23°C14/33°C
45AQI
38AQI
42AQI
38AQI
2026 Days Vs Air Quality
Grants Pass, Oregon, United States
87%
182
13%
27
Total number of days with different AQI categories in last 213 days in 2026 (152 days remaining)
Under WHO’s Safe Air Quality Limits: 87%
Health Risk Level:
Low
In 2026, 87% of 213 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Grants Pass, Oregon, United States
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
63AQI (US)
60AQI (US)
22AQI (US)
12AQI (US)
20AQI (US)
26AQI (US)
26AQI (US)
28AQI (US)
39AQI (US)
48AQI (US)
45AQI (US)
39AQI (US)
44AQI (US)
46AQI (US)
41AQI (US)
40AQI (US)
46AQI (US)
60AQI (US)
52AQI (US)
52AQI (US)
57AQI (US)
56AQI (US)
57AQI (US)
48AQI (US)
50AQI (US)
46AQI (US)
36AQI (US)
43AQI (US)
51AQI (US)
58AQI (US)
42AQI (US)
46AQI (US)
50AQI (US)
49AQI (US)
44AQI (US)
48AQI (US)
42AQI (US)
39AQI (US)
44AQI (US)
46AQI (US)
44AQI (US)
39AQI (US)
40AQI (US)
47AQI (US)
48AQI (US)
38AQI (US)
44AQI (US)
44AQI (US)
40AQI (US)
42AQI (US)
38AQI (US)
33AQI (US)
37AQI (US)
39AQI (US)
46AQI (US)
42AQI (US)
33AQI (US)
35AQI (US)
34AQI (US)
40AQI (US)
56AQI (US)
44AQI (US)
47AQI (US)
39AQI (US)
30AQI (US)
37AQI (US)
38AQI (US)
35AQI (US)
34AQI (US)
40AQI (US)
38AQI (US)
41AQI (US)
34AQI (US)
32AQI (US)
38AQI (US)
34AQI (US)
32AQI (US)
35AQI (US)
43AQI (US)
38AQI (US)
35AQI (US)
39AQI (US)
37AQI (US)
32AQI (US)
28AQI (US)
29AQI (US)
30AQI (US)
25AQI (US)
26AQI (US)
25AQI (US)
30AQI (US)
30AQI (US)
27AQI (US)
31AQI (US)
28AQI (US)
30AQI (US)
27AQI (US)
34AQI (US)
28AQI (US)
30AQI (US)
30AQI (US)
24AQI (US)
30AQI (US)
32AQI (US)
33AQI (US)
29AQI (US)
30AQI (US)
33AQI (US)
28AQI (US)
27AQI (US)
24AQI (US)
25AQI (US)
28AQI (US)
33AQI (US)
27AQI (US)
25AQI (US)
25AQI (US)
26AQI (US)
25AQI (US)
23AQI (US)
23AQI (US)
35AQI (US)
37AQI (US)
29AQI (US)
27AQI (US)
28AQI (US)
31AQI (US)
27AQI (US)
26AQI (US)
28AQI (US)
23AQI (US)
47AQI (US)
52AQI (US)
58AQI (US)
57AQI (US)
55AQI (US)
52AQI (US)
42AQI (US)
48AQI (US)
50AQI (US)
46AQI (US)
43AQI (US)
28AQI (US)
28AQI (US)
28AQI (US)
26AQI (US)
28AQI (US)
29AQI (US)
32AQI (US)
32AQI (US)
29AQI (US)
26AQI (US)
28AQI (US)
25AQI (US)
24AQI (US)
26AQI (US)
26AQI (US)
27AQI (US)
27AQI (US)
27AQI (US)
25AQI (US)
24AQI (US)
26AQI (US)
27AQI (US)
28AQI (US)
27AQI (US)
25AQI (US)
24AQI (US)
22AQI (US)
24AQI (US)
24AQI (US)
24AQI (US)
25AQI (US)
28AQI (US)
30AQI (US)
27AQI (US)
25AQI (US)
26AQI (US)
26AQI (US)
27AQI (US)
28AQI (US)
25AQI (US)
26AQI (US)
27AQI (US)
29AQI (US)
27AQI (US)
29AQI (US)
32AQI (US)
30AQI (US)
29AQI (US)
30AQI (US)
30AQI (US)
28AQI (US)
29AQI (US)
63AQI (US)
64AQI (US)
58AQI (US)
60AQI (US)
51AQI (US)
54AQI (US)
58AQI (US)
51AQI (US)
49AQI (US)
51AQI (US)
48AQI (US)
52AQI (US)
46AQI (US)
55AQI (US)
50AQI (US)
44AQI (US)
42AQI (US)
36AQI (US)
29AQI (US)
36AQI (US)
26AQI (US)
41AQI (US)
No. of days
202636AQI (US)
Highest AQI (US) recorded in
January44AQI (US)
Lowest AQI (US) recorded in
June26AQI (US)
202533AQI (US)
Highest AQI (US) recorded in
November52AQI (US)
Lowest AQI (US) recorded in
May18AQI (US)
202426AQI (US)
Highest AQI (US) recorded in
December48AQI (US)
Lowest AQI (US) recorded in
May15AQI (US)
202337AQI (US)
Highest AQI (US) recorded in
August95AQI (US)
Lowest AQI (US) recorded in
June14AQI (US)
202233AQI (US)
Highest AQI (US) recorded in
August67AQI (US)
Lowest AQI (US) recorded in
May11AQI (US)
202131AQI (US)
Highest AQI (US) recorded in
August66AQI (US)
Lowest AQI (US) recorded in
May13AQI (US)
202040AQI (US)
Highest AQI (US) recorded in
September131AQI (US)
Lowest AQI (US) recorded in
June15AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Grants Pass's annual 2026 AQI (US) (36) shows an average percentage change of 10.01% (worsened AQI (US)) compared to previous years: 2020 (40), 2021 (31), 2022 (33), 2023 (37), 2024 (26), 2025 (33).