S
M
T
W
T
F
S
29
32°
14°
30
44°
28°
31
33°
24°
1
30°
24°
2
36°
22°
3
33°
28°
4
32°
27°
5
40°
29°
6
36°
18°
7
25°
12°
8
37°
10°
9
46°
34°
10
47°
28°
11
36°
23°
12
45°
28°
13
50°
34°
14
41°
27°
15
38°
34°
16
44°
36°
17
49°
34°
18
45°
27°
19
43°
29°
20
43°
32°
21
47°
34°
22
45°
28°
23
39°
31°
24
41°
29°
25
46°
28°
26
47°
28°
27
42°
30°
28
41°
29°
29
44°
26°
30
52°
31°
1
48°
34°
2
54°
26°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Saint-Athanase
Saint-Athanase's April 2026 forecast shows daily high temperatures ranging from 36° to 54°, with overnight lows between 23° and 36°. The average high for April is 45° with an average low of 30°. 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-Athanase. See also: May | June | July.