S
M
T
W
T
F
S
26
80°
60°
27
81°
61°
28
81°
61°
29
82°
62°
30
81°
60°
31
81°
62°
1
84°
67°
2
86°
67°
3
87°
66°
4
86°
66°
5
86°
61°
6
82°
59°
7
78°
59°
8
79°
60°
9
80°
60°
10
80°
61°
11
83°
62°
12
82°
64°
13
84°
65°
14
85°
66°
15
85°
65°
16
86°
65°
17
85°
64°
18
84°
63°
19
83°
63°
20
78°
62°
21
79°
64°
22
79°
64°
23
78°
60°
24
81°
61°
25
80°
64°
26
83°
58°
27
83°
59°
28
79°
64°
29
81°
64°
30
84°
63°
31
82°
63°
1
83°
62°
2
83°
63°
3
81°
61°
4
82°
61°
5
81°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Kennett Square
Kennett Square's August 2026 forecast shows daily high temperatures ranging from 78° to 87°, with overnight lows between 58° and 67°. The average high for August is 82° with an average low of 62°. 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 Kennett Square. See also: September | October | November.