S
M
T
W
T
F
S
29
43°
20°
30
57°
32°
31
39°
32°
1
39°
28°
2
42°
28°
3
55°
35°
4
44°
34°
5
49°
30°
6
41°
19°
7
33°
21°
8
42°
30°
9
57°
43°
10
56°
35°
11
53°
33°
12
56°
42°
13
60°
40°
14
55°
35°
15
51°
35°
16
54°
38°
17
54°
37°
18
56°
32°
19
56°
40°
20
52°
40°
21
59°
39°
22
52°
41°
23
54°
42°
24
61°
37°
25
59°
35°
26
49°
32°
27
51°
32°
28
52°
33°
29
51°
35°
30
52°
33°
1
54°
39°
2
54°
35°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in L'Assomption
L'Assomption's April 2026 forecast shows daily high temperatures ranging from 33° to 61°, with overnight lows between 19° and 43°. The average high for April is 53° with an average low of 35°. 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 L'Assomption. See also: May | June | July.