S
M
T
W
T
F
S
26
80°
60°
27
85°
64°
28
82°
64°
29
80°
63°
30
85°
59°
31
79°
57°
1
79°
57°
2
80°
58°
3
80°
61°
4
82°
63°
5
83°
62°
6
80°
62°
7
84°
62°
8
86°
63°
9
87°
63°
10
86°
57°
11
80°
56°
12
81°
59°
13
80°
56°
14
83°
55°
15
80°
56°
16
80°
59°
17
77°
61°
18
78°
56°
19
78°
55°
20
79°
55°
21
82°
56°
22
84°
61°
23
82°
61°
24
84°
60°
25
84°
53°
26
83°
52°
27
77°
52°
28
76°
54°
29
75°
56°
30
76°
58°
31
75°
59°
1
79°
56°
2
76°
56°
3
78°
53°
4
76°
52°
5
75°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Pepperell
Pepperell's August 2026 forecast shows daily high temperatures ranging from 75° to 87°, with overnight lows between 52° and 64°. The average high for August is 80° with an average low of 58°. 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 Pepperell. See also: September | October | November.