S
M
T
W
T
F
S
26
86°
67°
27
86°
67°
28
85°
66°
29
85°
66°
30
84°
64°
31
80°
60°
1
78°
65°
2
77°
64°
3
78°
62°
4
83°
65°
5
84°
66°
6
84°
65°
7
79°
60°
8
76°
62°
9
77°
63°
10
79°
63°
11
81°
64°
12
83°
66°
13
84°
64°
14
85°
65°
15
84°
64°
16
86°
59°
17
84°
56°
18
77°
54°
19
74°
54°
20
75°
53°
21
76°
54°
22
76°
54°
23
77°
55°
24
76°
56°
25
79°
60°
26
81°
55°
27
79°
54°
28
74°
53°
29
76°
58°
30
80°
61°
31
80°
53°
1
78°
51°
2
74°
52°
3
73°
57°
4
76°
61°
5
81°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Roscoe
Roscoe's August 2026 forecast shows daily high temperatures ranging from 73° to 86°, with overnight lows between 51° and 67°. The average high for August is 80° with an average low of 60°. 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 Roscoe. See also: September | October | November.