S
M
T
W
T
F
S
26
71°
49°
27
68°
46°
28
56°
40°
29
59°
40°
30
56°
37°
1
54°
33°
2
66°
27°
3
74°
49°
4
77°
46°
5
59°
43°
6
56°
32°
7
67°
40°
8
77°
36°
9
69°
42°
10
72°
34°
11
76°
33°
12
80°
58°
13
77°
48°
14
81°
50°
15
91°
56°
16
87°
63°
17
87°
62°
18
78°
47°
19
60°
40°
20
63°
44°
21
67°
47°
22
73°
53°
23
75°
56°
24
77°
58°
25
80°
58°
26
81°
60°
27
80°
57°
28
81°
58°
29
76°
53°
30
79°
59°
31
80°
61°
1
81°
60°
2
77°
59°
3
72°
56°
4
72°
56°
5
77°
61°
6
78°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Manson
Manson's May 2026 forecast shows daily high temperatures ranging from 60° to 87°, with overnight lows between 40° and 63°. The average high for May is 76° with an average low of 56°. 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 Manson. See also: June | July | August.