S
M
T
W
T
F
S
26
75°
57°
27
71°
56°
28
77°
58°
29
80°
63°
30
79°
61°
1
77°
63°
2
78°
57°
3
73°
57°
4
77°
61°
5
81°
64°
6
82°
65°
7
82°
66°
8
81°
66°
9
83°
65°
10
80°
65°
11
76°
60°
12
79°
58°
13
75°
58°
14
77°
66°
15
77°
66°
16
81°
67°
17
84°
68°
18
84°
67°
19
77°
63°
20
76°
68°
21
79°
69°
22
84°
70°
23
83°
69°
24
83°
70°
25
86°
70°
26
86°
69°
27
85°
70°
28
82°
67°
29
87°
69°
30
88°
71°
31
89°
70°
1
88°
67°
2
89°
65°
3
87°
66°
4
88°
66°
5
87°
72°
6
90°
71°
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 71° to 90°, with overnight lows between 56° and 72°. The average high for May is 82° with an average low of 65°. 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.