S
M
T
W
T
F
S
26
50°
35°
27
59°
42°
28
58°
45°
29
55°
34°
30
53°
36°
1
37°
25°
2
35°
28°
3
32°
26°
4
49°
29°
5
61°
46°
6
51°
37°
7
40°
28°
8
36°
27°
9
45°
30°
10
47°
36°
11
46°
28°
12
40°
28°
13
40°
31°
14
43°
34°
15
48°
40°
16
60°
40°
17
61°
47°
18
72°
46°
19
72°
58°
20
70°
54°
21
60°
29°
22
53°
32°
23
54°
42°
24
52°
34°
25
49°
37°
26
76°
56°
27
71°
49°
28
58°
46°
29
60°
43°
30
51°
38°
31
57°
38°
1
60°
39°
2
61°
39°
3
64°
47°
4
68°
50°
5
72°
51°
6
70°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Cannon Mountain
Cannon Mountain's May 2026 forecast shows daily high temperatures ranging from 51° to 76°, with overnight lows between 38° and 56°. The average high for May is 64° with an average low of 46°. 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 Cannon Mountain. See also: June | July | August.