S
M
T
W
T
F
S
26
59°
29°
27
68°
29°
28
75°
37°
29
60°
38°
30
50°
33°
1
43°
32°
2
47°
32°
3
44°
27°
4
58°
26°
5
54°
35°
6
57°
35°
7
51°
33°
8
51°
32°
9
60°
35°
10
57°
36°
11
45°
33°
12
47°
33°
13
60°
28°
14
52°
43°
15
67°
43°
16
72°
49°
17
56°
31°
18
62°
30°
19
56°
46°
20
65°
37°
21
48°
30°
22
60°
26°
23
67°
31°
24
76°
38°
25
60°
48°
26
68°
44°
27
64°
48°
28
56°
43°
29
54°
40°
30
68°
46°
31
67°
41°
1
73°
46°
2
70°
48°
3
78°
55°
4
79°
54°
5
73°
52°
6
70°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Saint-Bruno
Saint-Bruno's May 2026 forecast shows daily high temperatures ranging from 54° to 79°, with overnight lows between 40° and 55°. The average high for May is 68° with an average low of 48°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Saint-Bruno. See also: June | July | August.