S
M
T
W
T
F
S
26
89°
68°
27
90°
69°
28
90°
69°
29
89°
68°
30
90°
70°
31
89°
69°
1
90°
70°
2
91°
71°
3
92°
71°
4
91°
70°
5
92°
71°
6
92°
70°
7
91°
69°
8
91°
68°
9
86°
66°
10
86°
66°
11
90°
69°
12
90°
69°
13
91°
68°
14
91°
69°
15
90°
68°
16
89°
67°
17
91°
63°
18
88°
61°
19
88°
61°
20
89°
64°
21
91°
65°
22
90°
66°
23
88°
65°
24
84°
61°
25
83°
60°
26
82°
61°
27
82°
59°
28
83°
59°
29
82°
60°
30
83°
60°
31
86°
62°
1
88°
63°
2
87°
63°
3
88°
62°
4
87°
57°
5
82°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Morgantown
Morgantown's August 2026 forecast shows daily high temperatures ranging from 82° to 92°, with overnight lows between 57° and 71°. The average high for August is 88° with an average low of 65°. 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 Morgantown. See also: September | October | November.