S
M
T
W
T
F
S
28
66°
61°
29
66°
59°
30
66°
61°
1
66°
55°
2
66°
48°
3
66°
46°
4
68°
61°
5
66°
59°
6
66°
59°
7
68°
55°
8
72°
52°
9
75°
57°
10
86°
55°
11
82°
63°
12
86°
63°
13
81°
61°
14
75°
57°
15
81°
61°
16
77°
59°
17
81°
54°
18
75°
57°
19
75°
57°
20
72°
52°
21
75°
57°
22
72°
57°
23
77°
55°
24
73°
52°
25
73°
52°
26
70°
63°
27
68°
59°
28
70°
64°
29
70°
63°
30
72°
52°
31
N/A
1
70°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
July Weather in Barnstaple
Barnstaple's July 2026 forecast shows daily high temperatures ranging from 70° to 70°, with overnight lows between 50° and 50°. The average high for July is 70° with an average low of 50°. 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 Barnstaple. See also: August | September | October.