S
M
T
W
T
F
S
29
39°
14°
30
59°
26°
31
40°
33°
1
34°
30°
2
46°
26°
3
54°
33°
4
46°
30°
5
44°
35°
6
35°
25°
7
32°
19°
8
41°
15°
9
63°
28°
10
57°
38°
11
41°
26°
12
49°
22°
13
56°
40°
14
54°
41°
15
52°
40°
16
70°
48°
17
66°
40°
18
70°
37°
19
52°
29°
20
34°
21°
21
45°
17°
22
55°
33°
23
46°
27°
24
41°
22°
25
54°
30°
26
58°
36°
27
63°
36°
28
65°
37°
29
52°
44°
30
51°
37°
1
49°
36°
2
48°
35°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Saint-Malo
Saint-Malo's April 2026 forecast shows daily high temperatures ranging from 41° to 65°, with overnight lows between 22° and 44°. 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 Saint-Malo. See also: May | June | July.