S
M
T
W
T
F
S
26
44°
19°
27
48°
25°
28
47°
22°
29
49°
23°
30
52°
27°
1
65°
40°
2
61°
34°
3
68°
33°
4
45°
29°
5
45°
27°
6
49°
27°
7
61°
36°
8
58°
33°
9
57°
35°
10
60°
36°
11
60°
39°
12
61°
39°
13
62°
37°
14
64°
38°
15
56°
32°
16
57°
42°
17
57°
42°
18
58°
38°
19
65°
38°
20
58°
34°
21
58°
36°
22
59°
42°
23
61°
42°
24
60°
35°
25
60°
43°
26
68°
44°
27
71°
45°
28
64°
42°
29
71°
37°
30
61°
38°
31
63°
46°
1
62°
48°
2
62°
48°
3
63°
47°
4
63°
48°
5
64°
48°
6
63°
49°
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 45° to 71°, with overnight lows between 27° and 49°. The average high for May is 61° with an average low of 39°. 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.