S
M
T
W
T
F
S
29
45°
32°
30
48°
32°
31
43°
30°
1
45°
27°
2
52°
27°
3
57°
30°
4
66°
45°
5
73°
37°
6
70°
41°
7
75°
37°
8
73°
39°
9
73°
39°
10
64°
41°
11
73°
39°
12
57°
45°
13
50°
43°
14
50°
43°
15
59°
45°
16
68°
39°
17
72°
36°
18
72°
37°
19
68°
46°
20
63°
39°
21
59°
34°
22
62°
34°
23
67°
37°
24
69°
41°
25
72°
46°
26
71°
45°
27
68°
46°
28
66°
45°
29
61°
42°
30
59°
41°
1
69°
45°
2
61°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Thun
Thun's April 2026 forecast shows daily high temperatures ranging from 59° to 72°, with overnight lows between 34° and 46°. The average high for April is 66° with an average low of 42°. 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 Thun. See also: May | June | July.
