S
M
T
W
T
F
S
26
89°
45°
27
88°
48°
28
86°
49°
29
86°
45°
30
88°
46°
31
94°
48°
1
84°
48°
2
78°
38°
3
79°
38°
4
86°
41°
5
96°
43°
6
99°
47°
7
99°
52°
8
92°
50°
9
91°
47°
10
89°
48°
11
87°
48°
12
83°
47°
13
83°
45°
14
86°
48°
15
84°
51°
16
88°
52°
17
89°
51°
18
91°
46°
19
90°
49°
20
94°
54°
21
89°
49°
22
85°
46°
23
86°
47°
24
89°
49°
25
89°
49°
26
85°
45°
27
83°
43°
28
86°
44°
29
91°
45°
30
83°
50°
31
85°
51°
1
86°
50°
2
85°
50°
3
84°
49°
4
85°
49°
5
85°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Smith Rock State Park
Smith Rock State Park's August 2026 forecast shows daily high temperatures ranging from 83° to 94°, with overnight lows between 43° and 54°. The average high for August is 87° with an average low of 48°. 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 Smith Rock State Park. See also: September | October | November.