S
M
T
W
T
F
S
26
74°
42°
27
74°
55°
28
64°
49°
29
58°
39°
30
59°
37°
1
54°
34°
2
57°
43°
3
67°
43°
4
77°
48°
5
58°
38°
6
52°
36°
7
54°
37°
8
63°
43°
9
65°
45°
10
67°
47°
11
65°
48°
12
69°
47°
13
65°
46°
14
69°
48°
15
64°
48°
16
65°
46°
17
65°
54°
18
69°
55°
19
70°
55°
20
72°
56°
21
74°
56°
22
69°
55°
23
71°
48°
24
66°
48°
25
66°
51°
26
68°
57°
27
70°
54°
28
68°
51°
29
68°
49°
30
73°
51°
31
70°
49°
1
70°
58°
2
79°
55°
3
70°
53°
4
71°
51°
5
71°
51°
6
72°
52°
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 52° to 79°, with overnight lows between 34° and 58°. The average high for May is 67° with an average low of 49°. 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.