S
M
T
W
T
F
S
29
43°
25°
30
59°
35°
31
38°
32°
1
40°
29°
2
44°
28°
3
61°
30°
4
47°
40°
5
49°
29°
6
41°
23°
7
32°
24°
8
45°
38°
9
56°
31°
10
48°
34°
11
54°
41°
12
57°
42°
13
53°
38°
14
54°
40°
15
52°
35°
16
55°
33°
17
45°
27°
18
46°
30°
19
49°
34°
20
59°
43°
21
62°
41°
22
59°
40°
23
55°
42°
24
63°
43°
25
64°
42°
26
52°
43°
27
53°
42°
28
52°
42°
29
53°
43°
30
54°
41°
1
54°
39°
2
56°
36°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Saint-Lambert
Saint-Lambert's April 2026 forecast shows daily high temperatures ranging from 32° to 64°, with overnight lows between 23° and 43°. The average high for April is 53° 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 Saint-Lambert. See also: May | June | July.