S
M
T
W
T
F
S
26
66°
47°
27
61°
49°
28
57°
48°
29
63°
47°
30
70°
51°
1
70°
53°
2
76°
53°
3
80°
58°
4
78°
61°
5
70°
57°
6
60°
53°
7
64°
51°
8
61°
53°
9
67°
51°
10
66°
53°
11
69°
50°
12
77°
54°
13
63°
52°
14
62°
49°
15
51°
45°
16
48°
36°
17
49°
38°
18
48°
39°
19
46°
39°
20
51°
45°
21
54°
40°
22
55°
42°
23
54°
41°
24
55°
40°
25
57°
40°
26
53°
42°
27
57°
42°
28
57°
43°
29
56°
40°
30
52°
37°
31
53°
38°
1
58°
42°
2
61°
43°
3
61°
43°
4
58°
42°
5
56°
42°
6
60°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Cypress Mountain
Cypress Mountain's May 2026 forecast shows daily high temperatures ranging from 46° to 61°, with overnight lows between 36° and 45°. The average high for May is 55° with an average low of 41°. 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 Cypress Mountain. See also: June | July | August.