S
M
T
W
T
F
S
26
75°
62°
27
75°
61°
28
80°
64°
29
81°
64°
30
79°
63°
31
79°
64°
1
81°
63°
2
79°
64°
3
78°
64°
4
81°
62°
5
75°
59°
6
78°
63°
7
81°
61°
8
74°
58°
9
73°
56°
10
74°
60°
11
73°
62°
12
74°
62°
13
78°
64°
14
80°
63°
15
80°
60°
16
73°
58°
17
73°
52°
18
74°
54°
19
78°
62°
20
79°
60°
21
80°
61°
22
79°
59°
23
77°
56°
24
72°
53°
25
73°
58°
26
73°
54°
27
74°
55°
28
76°
55°
29
78°
56°
30
78°
57°
31
77°
59°
1
79°
60°
2
78°
56°
3
77°
50°
4
69°
49°
5
69°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Carlisle
Carlisle's August 2026 forecast shows daily high temperatures ranging from 69° to 81°, with overnight lows between 49° and 64°. The average high for August is 77° with an average low of 59°. 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 Carlisle. See also: September | October | November.