S
M
T
W
T
F
S
26
43°
29°
27
45°
23°
28
45°
26°
29
51°
29°
30
44°
27°
1
52°
30°
2
59°
33°
3
55°
33°
4
55°
35°
5
58°
36°
6
59°
30°
7
54°
30°
8
54°
30°
9
56°
35°
10
56°
35°
11
55°
37°
12
57°
34°
13
57°
33°
14
58°
34°
15
59°
40°
16
65°
44°
17
65°
42°
18
60°
38°
19
61°
42°
20
66°
46°
21
72°
47°
22
62°
45°
23
61°
38°
24
62°
39°
25
62°
47°
26
63°
42°
27
64°
47°
28
65°
48°
29
66°
49°
30
71°
50°
31
75°
52°
1
76°
53°
2
78°
52°
3
71°
51°
4
68°
48°
5
75°
50°
6
76°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Dickinson South Ut
Dickinson South Ut's May 2026 forecast shows daily high temperatures ranging from 43° to 78°, with overnight lows between 23° and 53°. The average high for May is 61° with an average low of 39°. 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 Dickinson South Ut. See also: June | July | August.