S
M
T
W
T
F
S
26
82°
59°
27
77°
61°
28
68°
57°
29
83°
62°
30
73°
58°
1
70°
52°
2
69°
46°
3
71°
46°
4
77°
51°
5
80°
59°
6
78°
58°
7
72°
48°
8
72°
52°
9
74°
57°
10
78°
57°
11
80°
58°
12
82°
58°
13
81°
59°
14
80°
57°
15
82°
62°
16
83°
62°
17
83°
61°
18
82°
63°
19
83°
63°
20
83°
62°
21
84°
63°
22
84°
64°
23
83°
64°
24
80°
63°
25
83°
64°
26
84°
65°
27
80°
64°
28
79°
62°
29
82°
64°
30
85°
63°
31
83°
64°
1
86°
65°
2
86°
66°
3
85°
66°
4
87°
65°
5
81°
64°
6
80°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Midwest Cascade
Midwest Cascade's May 2026 forecast shows daily high temperatures ranging from 69° to 87°, with overnight lows between 46° and 66°. The average high for May is 80° with an average low of 60°. 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 Midwest Cascade. See also: June | July | August.