Sunriver, Oregon, United States Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
September Air Quality Analysis
Sunriver, Oregon, United States
AQI Trends: Highest and Lowest
Same Day Analysis (27th September):
On this day, AQI across the 2 years varied significantly: 2026 ranks 1st highest AQI at 32 of Good air quality on the same day.
Day & Night AQI Trend: 27th Sep - 28th Sep 2026
Sunriver, Oregon, United States
6 AM27th Sep 2026
7 PM
5 AM28th Sep 2026
48AQI
18AQI
64AQI
19AQI
In the last 24 hours,
Sunriver's AQI reached its highest point of 64 at 5 AM during the Night, while the lowest point, 18, was recorded at 4 PM during the Day between 27th Sep and 28th Sep 2026.
Day & Night AQI Trend : Aug - Sep 2026
Sunriver, Oregon, United States
14°C2/25°C
17°C5/29°C
15°C8/23°C
9°C6/13°C
9°C5/14°C
8°C3/13°C
10°C1/19°C
9°C6/12°C
11°C2/21°C
14°C4/25°C
18°C6/30°C
17°C7/28°C
15°C9/23°C
11°C4/21°C
7°C4/12°C
11°C3/21°C
12°C6/21°C
12°C7/18°C
12°C7/19°C
13°C7/22°C
15°C7/24°C
17°C9/26°C
17°C11/25°C
14°C8/21°C
13°C6/22°C
15°C8/25°C
9°C4/13°C
10°C3/17°C
10°C6/17°C
11°C4/20°C
48AQI
38AQI
47AQI
40AQI
2026 Days Vs Air Quality
Sunriver, Oregon, United States
81%
216
19%
51
Total number of days with different AQI categories in last 271 days in 2026 (94 days remaining)
Under WHO’s Safe Air Quality Limits: 81%
Health Risk Level:
Low
In 2026, 81% of 271 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
Sunriver, Oregon, United States
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
38AQI (US)
21AQI (US)
13AQI (US)
10AQI (US)
19AQI (US)
15AQI (US)
13AQI (US)
20AQI (US)
28AQI (US)
25AQI (US)
26AQI (US)
24AQI (US)
25AQI (US)
27AQI (US)
25AQI (US)
27AQI (US)
32AQI (US)
34AQI (US)
34AQI (US)
27AQI (US)
37AQI (US)
49AQI (US)
51AQI (US)
48AQI (US)
45AQI (US)
45AQI (US)
43AQI (US)
46AQI (US)
51AQI (US)
49AQI (US)
45AQI (US)
43AQI (US)
48AQI (US)
48AQI (US)
47AQI (US)
46AQI (US)
41AQI (US)
41AQI (US)
46AQI (US)
45AQI (US)
45AQI (US)
47AQI (US)
47AQI (US)
53AQI (US)
50AQI (US)
40AQI (US)
42AQI (US)
44AQI (US)
42AQI (US)
42AQI (US)
42AQI (US)
36AQI (US)
37AQI (US)
40AQI (US)
45AQI (US)
40AQI (US)
35AQI (US)
35AQI (US)
36AQI (US)
41AQI (US)
55AQI (US)
47AQI (US)
45AQI (US)
42AQI (US)
38AQI (US)
40AQI (US)
40AQI (US)
38AQI (US)
34AQI (US)
40AQI (US)
41AQI (US)
39AQI (US)
35AQI (US)
36AQI (US)
39AQI (US)
34AQI (US)
32AQI (US)
34AQI (US)
38AQI (US)
36AQI (US)
36AQI (US)
39AQI (US)
40AQI (US)
34AQI (US)
34AQI (US)
34AQI (US)
35AQI (US)
29AQI (US)
28AQI (US)
27AQI (US)
34AQI (US)
35AQI (US)
30AQI (US)
29AQI (US)
29AQI (US)
30AQI (US)
28AQI (US)
32AQI (US)
30AQI (US)
32AQI (US)
32AQI (US)
30AQI (US)
34AQI (US)
36AQI (US)
33AQI (US)
32AQI (US)
33AQI (US)
35AQI (US)
30AQI (US)
31AQI (US)
27AQI (US)
31AQI (US)
33AQI (US)
34AQI (US)
29AQI (US)
25AQI (US)
23AQI (US)
26AQI (US)
27AQI (US)
26AQI (US)
22AQI (US)
29AQI (US)
32AQI (US)
31AQI (US)
28AQI (US)
27AQI (US)
33AQI (US)
30AQI (US)
28AQI (US)
30AQI (US)
25AQI (US)
38AQI (US)
40AQI (US)
38AQI (US)
36AQI (US)
32AQI (US)
30AQI (US)
31AQI (US)
33AQI (US)
33AQI (US)
29AQI (US)
30AQI (US)
27AQI (US)
28AQI (US)
27AQI (US)
26AQI (US)
27AQI (US)
29AQI (US)
31AQI (US)
31AQI (US)
29AQI (US)
25AQI (US)
28AQI (US)
25AQI (US)
24AQI (US)
26AQI (US)
26AQI (US)
27AQI (US)
27AQI (US)
27AQI (US)
25AQI (US)
23AQI (US)
26AQI (US)
27AQI (US)
28AQI (US)
27AQI (US)
25AQI (US)
24AQI (US)
22AQI (US)
25AQI (US)
25AQI (US)
24AQI (US)
24AQI (US)
27AQI (US)
29AQI (US)
27AQI (US)
25AQI (US)
26AQI (US)
26AQI (US)
27AQI (US)
28AQI (US)
25AQI (US)
25AQI (US)
28AQI (US)
29AQI (US)
27AQI (US)
29AQI (US)
32AQI (US)
30AQI (US)
29AQI (US)
30AQI (US)
30AQI (US)
28AQI (US)
28AQI (US)
56AQI (US)
55AQI (US)
64AQI (US)
62AQI (US)
69AQI (US)
66AQI (US)
66AQI (US)
58AQI (US)
53AQI (US)
58AQI (US)
61AQI (US)
62AQI (US)
58AQI (US)
60AQI (US)
56AQI (US)
58AQI (US)
50AQI (US)
51AQI (US)
70AQI (US)
70AQI (US)
66AQI (US)
64AQI (US)
60AQI (US)
64AQI (US)
68AQI (US)
64AQI (US)
58AQI (US)
63AQI (US)
56AQI (US)
54AQI (US)
49AQI (US)
57AQI (US)
56AQI (US)
63AQI (US)
58AQI (US)
63AQI (US)
60AQI (US)
49AQI (US)
50AQI (US)
53AQI (US)
61AQI (US)
61AQI (US)
63AQI (US)
59AQI (US)
60AQI (US)
58AQI (US)
56AQI (US)
46AQI (US)
56AQI (US)
36AQI (US)
38AQI (US)
49AQI (US)
33AQI (US)
34AQI (US)
45AQI (US)
45AQI (US)
48AQI (US)
51AQI (US)
34AQI (US)
25AQI (US)
47AQI (US)
41AQI (US)
40AQI (US)
44AQI (US)
44AQI (US)
43AQI (US)
46AQI (US)
53AQI (US)
42AQI (US)
58AQI (US)
37AQI (US)
28AQI (US)
32AQI (US)
32AQI (US)
43AQI (US)
37AQI (US)
31AQI (US)
30AQI (US)
26AQI (US)
44AQI (US)
59AQI (US)
43AQI (US)
No. of days
202638AQI (US)
Highest AQI (US) recorded in
August59AQI (US)
Lowest AQI (US) recorded in
June26AQI (US)
202527AQI (US)
Highest AQI (US) recorded in
September36AQI (US)
Lowest AQI (US) recorded in
May20AQI (US)
Most & Least Polluted Years Over the Last 2 Years
Sunriver's annual 2026 AQI (US) (38) shows an average percentage change of 40.7% (worsened AQI (US)) compared to previous years: 2025 (27).