S
M
T
W
T
F
S
26
46°
29°
27
34°
27°
28
51°
29°
29
55°
25°
30
56°
22°
1
64°
28°
2
74°
37°
3
71°
38°
4
52°
37°
5
47°
15°
6
55°
15°
7
61°
43°
8
69°
42°
9
62°
38°
10
72°
39°
11
85°
45°
12
72°
39°
13
94°
50°
14
75°
38°
15
73°
31°
16
74°
30°
17
56°
39°
18
40°
25°
19
62°
38°
20
68°
38°
21
54°
37°
22
65°
39°
23
73°
46°
24
76°
45°
25
87°
49°
26
79°
45°
27
79°
47°
28
80°
47°
29
84°
51°
30
76°
47°
31
70°
44°
1
67°
47°
2
66°
45°
3
68°
46°
4
76°
48°
5
73°
48°
6
67°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Moorhead
Moorhead's May 2026 forecast shows daily high temperatures ranging from 40° to 87°, with overnight lows between 25° and 51°. The average high for May is 71° 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 Moorhead. See also: June | July | August.