S
M
T
W
T
F
S
29
54°
19°
30
72°
38°
31
78°
54°
1
71°
41°
2
36°
34°
3
65°
48°
4
67°
41°
5
60°
33°
6
43°
30°
7
43°
23°
8
43°
32°
9
58°
42°
10
62°
41°
11
68°
40°
12
59°
40°
13
60°
41°
14
59°
39°
15
55°
33°
16
55°
28°
17
47°
28°
18
48°
29°
19
49°
31°
20
56°
39°
21
61°
40°
22
61°
40°
23
51°
39°
24
55°
41°
25
63°
41°
26
62°
40°
27
53°
38°
28
54°
35°
29
54°
38°
30
60°
41°
1
56°
39°
2
57°
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 36° to 68°, with overnight lows between 23° and 48°. The average high for April is 55° with an average low of 37°. 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.