S
M
T
W
T
F
S
26
58°
31°
27
70°
36°
28
59°
49°
29
57°
44°
30
52°
37°
1
49°
32°
2
46°
36°
3
56°
31°
4
68°
51°
5
60°
39°
6
53°
34°
7
54°
34°
8
52°
33°
9
55°
37°
10
57°
37°
11
57°
37°
12
59°
38°
13
60°
41°
14
61°
40°
15
59°
40°
16
62°
44°
17
61°
42°
18
68°
46°
19
64°
43°
20
66°
47°
21
68°
47°
22
66°
43°
23
59°
39°
24
58°
39°
25
59°
40°
26
61°
41°
27
60°
40°
28
60°
40°
29
61°
41°
30
64°
43°
31
63°
48°
1
64°
45°
2
65°
43°
3
68°
50°
4
67°
46°
5
67°
51°
6
73°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Crookston
Crookston's May 2026 forecast shows daily high temperatures ranging from 52° to 73°, with overnight lows between 33° and 52°. The average high for May is 62° with an average low of 42°. 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 Crookston. See also: June | July | August.