S
M
T
W
T
F
S
30
79°
39°
31
88°
45°
1
78°
51°
2
64°
47°
3
64°
41°
4
62°
42°
5
70°
45°
6
73°
47°
7
72°
44°
8
76°
46°
9
78°
49°
10
81°
48°
11
84°
49°
12
84°
48°
13
79°
49°
14
75°
38°
15
79°
49°
16
70°
46°
17
67°
39°
18
67°
40°
19
70°
45°
20
67°
47°
21
66°
39°
22
67°
42°
23
69°
43°
24
62°
40°
25
61°
40°
26
63°
41°
27
65°
45°
28
62°
44°
29
64°
41°
30
66°
44°
1
64°
42°
2
61°
36°
3
62°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Deschutes
Deschutes's September 2026 forecast shows daily high temperatures ranging from 61° to 84°, with overnight lows between 36° and 51°. The average high for September is 69° with an average low of 44°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Deschutes. See also: October | November | December.
