S
M
T
W
T
F
S
26
74°
55°
27
74°
57°
28
76°
57°
29
74°
56°
30
72°
56°
31
75°
58°
1
72°
54°
2
73°
53°
3
72°
52°
4
73°
53°
5
75°
58°
6
77°
58°
7
77°
57°
8
76°
55°
9
72°
52°
10
72°
52°
11
73°
53°
12
71°
54°
13
71°
57°
14
72°
55°
15
72°
56°
16
72°
55°
17
71°
56°
18
75°
57°
19
76°
56°
20
76°
56°
21
74°
57°
22
76°
57°
23
75°
56°
24
75°
56°
25
74°
55°
26
74°
55°
27
73°
54°
28
73°
55°
29
71°
54°
30
72°
53°
31
73°
51°
1
71°
52°
2
72°
54°
3
71°
55°
4
72°
51°
5
68°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Manningtree
Manningtree's August 2026 forecast shows daily high temperatures ranging from 68° to 77°, with overnight lows between 51° and 58°. The average high for August is 73° with an average low of 55°. 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 Manningtree. See also: September | October | November.