S
M
T
W
T
F
S
29
42°
7°
30
62°
21°
31
41°
33°
1
44°
32°
2
42°
30°
3
56°
31°
4
55°
34°
5
45°
34°
6
39°
29°
7
37°
19°
8
43°
13°
9
60°
18°
10
68°
27°
11
47°
35°
12
54°
20°
13
60°
38°
14
66°
53°
15
65°
47°
16
71°
52°
17
71°
37°
18
62°
31°
19
50°
31°
20
34°
18°
21
45°
30°
22
49°
34°
23
51°
32°
24
52°
30°
25
55°
32°
26
58°
38°
27
55°
34°
28
51°
36°
29
50°
36°
30
55°
34°
1
56°
36°
2
56°
36°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Colebrook
Colebrook's April 2026 forecast shows daily high temperatures ranging from 34° to 58°, with overnight lows between 18° and 38°. The average high for April is 51° with an average low of 33°. 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 Colebrook. See also: May | June | July.