S
M
T
W
T
F
S
26
57°
27°
27
50°
36°
28
51°
31°
29
52°
28°
30
51°
29°
1
57°
24°
2
72°
35°
3
75°
37°
4
63°
31°
5
44°
26°
6
45°
31°
7
63°
26°
8
68°
32°
9
60°
37°
10
58°
38°
11
71°
37°
12
73°
44°
13
77°
36°
14
84°
61°
15
80°
51°
16
61°
42°
17
57°
41°
18
49°
43°
19
50°
35°
20
67°
32°
21
71°
47°
22
59°
49°
23
64°
49°
24
84°
48°
25
92°
59°
26
96°
56°
27
94°
63°
28
95°
65°
29
91°
68°
30
84°
65°
31
79°
64°
1
75°
61°
2
83°
64°
3
82°
60°
4
80°
59°
5
74°
56°
6
78°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Fargo
Fargo's May 2026 forecast shows daily high temperatures ranging from 74° to 84°, with overnight lows between 56° and 65°. The average high for May is 79° with an average low of 61°. 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 Fargo. See also: June | July | August.