S
M
T
W
T
F
S
29
52°
37°
30
50°
39°
31
63°
41°
1
57°
36°
2
45°
36°
3
50°
36°
4
46°
34°
5
46°
37°
6
54°
37°
7
54°
37°
8
64°
46°
9
54°
39°
10
50°
41°
11
48°
43°
12
54°
40°
13
51°
38°
14
51°
45°
15
49°
45°
16
56°
43°
17
54°
45°
18
55°
42°
19
53°
42°
20
53°
40°
21
52°
40°
22
51°
41°
23
49°
38°
24
49°
40°
25
48°
39°
26
49°
38°
27
48°
38°
28
48°
37°
29
49°
39°
30
48°
40°
1
49°
40°
2
49°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Collieston
Collieston's April 2026 forecast shows daily high temperatures ranging from 48° to 56°, with overnight lows between 37° and 45°. The average high for April is 51° with an average low of 41°. 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 Collieston. See also: May | June | July.