S
M
T
W
T
F
S
28
76°
60°
29
71°
60°
30
71°
59°
1
72°
60°
2
72°
62°
3
73°
65°
4
73°
63°
5
72°
62°
6
73°
64°
7
74°
67°
8
79°
67°
9
80°
65°
10
74°
63°
11
74°
65°
12
76°
67°
13
75°
65°
14
76°
64°
15
75°
67°
16
76°
67°
17
76°
68°
18
77°
66°
19
75°
67°
20
76°
69°
21
78°
68°
22
76°
68°
23
75°
67°
24
75°
66°
25
76°
66°
26
76°
68°
27
76°
68°
28
78°
65°
29
78°
66°
30
79°
67°
31
80°
68°
1
81°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in West Barnstable
West Barnstable's July 2026 forecast shows daily high temperatures ranging from 71° to 81°, with overnight lows between 59° and 69°. The average high for July is 76° with an average low of 65°. 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 West Barnstable. See also: August | September | October.