S
M
T
W
T
F
S
29
50°
41°
30
55°
46°
31
57°
50°
1
54°
45°
2
50°
39°
3
54°
48°
4
54°
46°
5
52°
46°
6
61°
43°
7
70°
46°
8
59°
43°
9
54°
40°
10
51°
42°
11
52°
42°
12
52°
35°
13
53°
36°
14
58°
44°
15
58°
43°
16
56°
42°
17
57°
44°
18
57°
45°
19
58°
44°
20
59°
45°
21
61°
46°
22
53°
44°
23
54°
43°
24
52°
42°
25
53°
42°
26
53°
41°
27
54°
43°
28
56°
46°
29
59°
47°
30
59°
47°
1
57°
46°
2
57°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Barnstaple
Barnstaple's April 2026 forecast shows daily high temperatures ranging from 51° to 61°, with overnight lows between 35° and 47°. The average high for April is 56° with an average low of 43°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how April weather will actually feel in Barnstaple. See also: May | June | July.