S
M
T
W
T
F
S
26
86°
70°
27
85°
71°
28
88°
72°
29
88°
72°
30
87°
71°
31
88°
72°
1
88°
71°
2
86°
72°
3
88°
72°
4
90°
71°
5
88°
71°
6
87°
70°
7
88°
71°
8
89°
67°
9
82°
65°
10
81°
64°
11
82°
68°
12
82°
70°
13
83°
70°
14
85°
71°
15
86°
70°
16
84°
67°
17
85°
62°
18
82°
62°
19
82°
69°
20
86°
68°
21
87°
69°
22
86°
68°
23
87°
69°
24
86°
65°
25
81°
64°
26
80°
63°
27
79°
62°
28
78°
62°
29
80°
63°
30
80°
63°
31
83°
67°
1
85°
67°
2
86°
66°
3
86°
61°
4
84°
58°
5
78°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Pennsville
Pennsville's August 2026 forecast shows daily high temperatures ranging from 78° to 90°, with overnight lows between 58° and 72°. The average high for August is 85° with an average low of 67°. 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 Pennsville. See also: September | October | November.