S
M
T
W
T
F
S
26
84°
54°
27
86°
64°
28
81°
63°
29
81°
66°
30
79°
66°
31
86°
61°
1
88°
63°
2
86°
68°
3
86°
64°
4
86°
61°
5
84°
63°
6
91°
73°
7
91°
70°
8
88°
68°
9
90°
68°
10
86°
64°
11
84°
68°
12
84°
66°
13
86°
66°
14
84°
61°
15
82°
59°
16
84°
59°
17
82°
66°
18
84°
63°
19
N/A
20
77°
61°
21
80°
65°
22
73°
66°
23
79°
59°
24
80°
57°
25
78°
58°
26
79°
59°
27
78°
60°
28
78°
59°
29
76°
58°
30
77°
59°
31
78°
58°
1
75°
57°
2
75°
55°
3
75°
60°
4
79°
55°
5
73°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Mendham Township
Mendham Township's August 2026 forecast shows daily high temperatures ranging from 73° to 80°, with overnight lows between 53° and 66°. The average high for August is 77° with an average low of 59°. 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 Mendham Township. See also: September | October | November.