S
M
T
W
T
F
S
26
86°
65°
27
88°
67°
28
82°
68°
29
83°
68°
30
N/A
31
86°
66°
1
87°
69°
2
86°
70°
3
82°
72°
4
83°
69°
5
82°
70°
6
85°
69°
7
86°
68°
8
85°
67°
9
87°
68°
10
87°
66°
11
86°
64°
12
84°
62°
13
85°
64°
14
87°
65°
15
83°
61°
16
80°
61°
17
80°
65°
18
81°
64°
19
80°
61°
20
79°
61°
21
80°
66°
22
83°
65°
23
80°
61°
24
79°
60°
25
80°
61°
26
79°
60°
27
78°
59°
28
79°
59°
29
78°
58°
30
79°
63°
31
84°
65°
1
85°
66°
2
82°
65°
3
78°
62°
4
78°
58°
5
77°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Cranbury
Cranbury's August 2026 forecast shows daily high temperatures ranging from 77° to 87°, with overnight lows between 57° and 72°. The average high for August is 82° 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 Cranbury. See also: September | October | November.