S
M
T
W
T
F
S
26
51°
37°
27
54°
36°
28
62°
37°
29
59°
34°
30
49°
41°
1
64°
29°
2
73°
33°
3
72°
51°
4
67°
38°
5
41°
28°
6
41°
32°
7
68°
44°
8
67°
46°
9
71°
46°
10
64°
43°
11
65°
47°
12
80°
53°
13
82°
51°
14
76°
53°
15
79°
52°
16
69°
43°
17
68°
45°
18
73°
47°
19
68°
40°
20
71°
43°
21
65°
39°
22
66°
45°
23
73°
47°
24
64°
44°
25
64°
41°
26
65°
42°
27
66°
47°
28
65°
45°
29
66°
49°
30
66°
46°
31
65°
47°
1
67°
45°
2
71°
46°
3
74°
46°
4
72°
48°
5
69°
48°
6
70°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Morrison
Morrison's May 2026 forecast shows daily high temperatures ranging from 41° to 82°, with overnight lows between 28° and 53°. The average high for May is 68° with an average low of 45°. 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 Morrison. See also: June | July | August.