S
M
T
W
T
F
S
26
45°
21°
27
50°
23°
28
51°
25°
29
57°
32°
30
62°
28°
1
65°
29°
2
69°
33°
3
72°
34°
4
71°
38°
5
66°
43°
6
67°
35°
7
67°
39°
8
65°
35°
9
68°
35°
10
75°
35°
11
74°
45°
12
83°
38°
13
67°
39°
14
59°
30°
15
59°
39°
16
47°
29°
17
49°
29°
18
58°
32°
19
60°
36°
20
68°
42°
21
72°
44°
22
63°
35°
23
67°
41°
24
67°
40°
25
63°
39°
26
59°
37°
27
62°
41°
28
66°
40°
29
61°
41°
30
59°
38°
31
63°
40°
1
70°
45°
2
67°
44°
3
67°
46°
4
61°
40°
5
58°
35°
6
59°
36°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Cascade
Cascade's May 2026 forecast shows daily high temperatures ranging from 47° to 72°, with overnight lows between 29° and 46°. The average high for May is 62° with an average low of 39°. 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.
