S
M
T
W
T
F
S
26
86°
65°
27
84°
65°
28
83°
64°
29
83°
64°
30
81°
63°
31
76°
63°
1
77°
62°
2
80°
63°
3
83°
62°
4
78°
60°
5
77°
59°
6
76°
58°
7
81°
63°
8
78°
62°
9
82°
63°
10
81°
62°
11
80°
62°
12
82°
61°
13
83°
63°
14
83°
62°
15
78°
62°
16
75°
61°
17
76°
61°
18
80°
60°
19
82°
62°
20
81°
62°
21
73°
51°
22
72°
53°
23
74°
52°
24
72°
57°
25
74°
58°
26
75°
59°
27
74°
61°
28
82°
60°
29
83°
52°
30
79°
51°
31
75°
57°
1
73°
57°
2
73°
55°
3
80°
61°
4
82°
57°
5
80°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Germantown
Germantown's August 2026 forecast shows daily high temperatures ranging from 72° to 86°, with overnight lows between 50° and 65°. The average high for August is 79° 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 Germantown. See also: September | October | November.