S
M
T
W
T
F
S
26
88°
67°
27
92°
67°
28
84°
65°
29
82°
65°
30
86°
66°
31
91°
64°
1
88°
66°
2
82°
72°
3
91°
70°
4
92°
63°
5
88°
72°
6
88°
68°
7
86°
71°
8
87°
68°
9
92°
68°
10
90°
71°
11
90°
70°
12
82°
67°
13
84°
65°
14
85°
61°
15
83°
63°
16
84°
62°
17
81°
61°
18
83°
63°
19
85°
62°
20
87°
64°
21
86°
61°
22
87°
65°
23
89°
66°
24
89°
66°
25
88°
65°
26
85°
65°
27
82°
64°
28
85°
65°
29
85°
63°
30
84°
64°
31
84°
63°
1
86°
60°
2
78°
56°
3
77°
55°
4
77°
56°
5
78°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Shippensburg
Shippensburg's August 2026 forecast shows daily high temperatures ranging from 77° to 92°, with overnight lows between 55° and 71°. The average high for August is 85° with an average low of 64°. 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 Shippensburg. See also: September | October | November.