S
M
T
W
T
F
S
26
52°
37°
27
45°
39°
28
48°
34°
29
52°
27°
30
48°
27°
1
55°
25°
2
64°
37°
3
68°
44°
4
50°
28°
5
41°
29°
6
45°
30°
7
51°
32°
8
61°
38°
9
64°
39°
10
63°
40°
11
65°
44°
12
68°
46°
13
62°
42°
14
63°
44°
15
66°
43°
16
68°
49°
17
66°
48°
18
69°
50°
19
65°
50°
20
65°
44°
21
60°
40°
22
61°
41°
23
63°
42°
24
62°
41°
25
62°
42°
26
63°
43°
27
62°
43°
28
64°
44°
29
66°
49°
30
64°
46°
31
68°
51°
1
74°
55°
2
75°
56°
3
76°
56°
4
77°
58°
5
75°
57°
6
76°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Perham
Perham's May 2026 forecast shows daily high temperatures ranging from 41° to 77°, with overnight lows between 28° and 58°. The average high for May is 64° with an average low of 44°. 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 Perham. See also: June | July | August.