S
M
T
W
T
F
S
26
81°
62°
27
83°
63°
28
80°
68°
29
77°
61°
30
80°
55°
31
82°
53°
1
83°
61°
2
82°
67°
3
80°
60°
4
84°
65°
5
85°
66°
6
85°
69°
7
87°
68°
8
85°
69°
9
86°
68°
10
85°
66°
11
85°
68°
12
81°
65°
13
81°
64°
14
82°
65°
15
80°
63°
16
79°
59°
17
88°
67°
18
87°
66°
19
87°
67°
20
86°
66°
21
86°
64°
22
87°
66°
23
88°
67°
24
88°
67°
25
87°
66°
26
83°
66°
27
82°
65°
28
83°
65°
29
84°
63°
30
83°
64°
31
85°
64°
1
86°
62°
2
80°
57°
3
78°
56°
4
78°
56°
5
79°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Clarksburg
Clarksburg's August 2026 forecast shows daily high temperatures ranging from 78° to 88°, with overnight lows between 55° and 69°. The average high for August is 84° with an average low of 64°. 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 Clarksburg. See also: September | October | November.