S
M
T
W
T
F
S
26
85°
65°
27
88°
71°
28
90°
71°
29
91°
69°
30
86°
70°
31
85°
70°
1
86°
69°
2
88°
71°
3
89°
71°
4
90°
70°
5
91°
71°
6
90°
70°
7
90°
71°
8
91°
70°
9
90°
71°
10
91°
71°
11
89°
70°
12
84°
70°
13
86°
69°
14
88°
70°
15
84°
66°
16
83°
66°
17
81°
69°
18
81°
69°
19
83°
68°
20
84°
69°
21
84°
69°
22
85°
68°
23
84°
69°
24
90°
68°
25
89°
68°
26
89°
67°
27
88°
66°
28
86°
67°
29
82°
66°
30
85°
65°
31
82°
63°
1
80°
64°
2
80°
66°
3
86°
66°
4
86°
65°
5
81°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Sutherlin
Sutherlin's August 2026 forecast shows daily high temperatures ranging from 80° to 91°, with overnight lows between 63° and 71°. The average high for August is 86° with an average low of 68°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Sutherlin. See also: September | October | November.