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