S
M
T
W
T
F
S
26
86°
62°
27
84°
64°
28
86°
64°
29
86°
63°
30
85°
64°
31
85°
65°
1
86°
65°
2
85°
64°
3
85°
65°
4
86°
64°
5
85°
63°
6
84°
63°
7
85°
64°
8
86°
58°
9
79°
57°
10
78°
57°
11
79°
61°
12
79°
62°
13
81°
63°
14
84°
64°
15
83°
63°
16
83°
60°
17
81°
56°
18
79°
55°
19
79°
60°
20
83°
61°
21
85°
62°
22
84°
60°
23
84°
61°
24
83°
56°
25
78°
55°
26
78°
55°
27
76°
54°
28
76°
54°
29
78°
55°
30
78°
57°
31
81°
60°
1
83°
60°
2
83°
59°
3
82°
53°
4
81°
51°
5
75°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Mount Bethel
Mount Bethel's August 2026 forecast shows daily high temperatures ranging from 75° to 86°, with overnight lows between 51° and 65°. The average high for August is 82° 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 Mount Bethel. See also: September | October | November.