S
M
T
W
T
F
S
26
89°
68°
27
89°
68°
28
90°
69°
29
89°
68°
30
90°
69°
31
90°
68°
1
85°
67°
2
82°
65°
3
82°
62°
4
83°
67°
5
82°
67°
6
82°
63°
7
83°
63°
8
85°
65°
9
87°
67°
10
88°
67°
11
87°
66°
12
86°
66°
13
87°
67°
14
89°
64°
15
89°
67°
16
83°
65°
17
85°
66°
18
87°
67°
19
88°
65°
20
83°
59°
21
84°
58°
22
82°
58°
23
82°
60°
24
83°
59°
25
82°
58°
26
82°
64°
27
83°
61°
28
84°
58°
29
81°
59°
30
81°
57°
31
80°
56°
1
79°
57°
2
80°
61°
3
79°
62°
4
80°
57°
5
81°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Cumberland
Cumberland's August 2026 forecast shows daily high temperatures ranging from 79° to 90°, with overnight lows between 55° and 69°. The average high for August is 84° with an average low of 63°. 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 Cumberland. See also: September | October | November.