S
M
T
W
T
F
S
27
55°
32°
28
61°
28°
29
63°
28°
30
53°
28°
1
54°
31°
2
57°
37°
3
59°
34°
4
52°
34°
5
46°
32°
6
46°
30°
7
48°
32°
8
54°
32°
9
61°
34°
10
63°
37°
11
63°
41°
12
64°
41°
13
61°
45°
14
45°
30°
15
46°
27°
16
54°
34°
17
57°
36°
18
48°
32°
19
37°
28°
20
52°
27°
21
61°
34°
22
68°
37°
23
66°
45°
24
66°
45°
25
63°
41°
26
54°
37°
27
66°
36°
28
66°
41°
29
68°
43°
30
70°
43°
31
73°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Cascade
Cascade's May 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for May is ° with an average low of °. 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 Cascade. See also: June | July | August.