S
M
T
W
T
F
S
28
73°
63°
29
71°
60°
30
70°
58°
1
69°
58°
2
71°
62°
3
72°
64°
4
73°
65°
5
73°
64°
6
74°
62°
7
72°
62°
8
73°
65°
9
74°
66°
10
74°
66°
11
76°
65°
12
75°
64°
13
82°
65°
14
82°
62°
15
76°
60°
16
75°
61°
17
77°
60°
18
76°
61°
19
76°
63°
20
75°
61°
21
75°
66°
22
76°
64°
23
76°
62°
24
78°
61°
25
79°
67°
26
79°
66°
27
78°
62°
28
80°
60°
29
75°
60°
30
76°
64°
31
75°
61°
1
77°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Cape Cod Airport
Cape Cod Airport's July 2026 forecast shows daily high temperatures ranging from 69° to 82°, with overnight lows between 58° and 67°. The average high for July is 75° with an average low of 63°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Cape Cod Airport. See also: August | September | October.