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
89°
57°
16
85°
62°
17
84°
65°
18
79°
52°
19
62°
40°
20
67°
44°
21
73°
50°
22
76°
57°
23
75°
56°
24
75°
58°
25
77°
58°
26
77°
60°
27
78°
60°
28
75°
54°
29
70°
53°
30
71°
52°
31
71°
53°
1
72°
51°
2
71°
54°
3
72°
60°
4
80°
62°
5
81°
63°
6
80°
62°
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 62° to 89°, with overnight lows between 40° and 65°. 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.