S
M
T
W
T
F
S
26
46°
27°
27
34°
30°
28
50°
28°
29
54°
32°
30
50°
30°
1
52°
37°
2
61°
39°
3
56°
41°
4
53°
35°
5
48°
27°
6
43°
32°
7
57°
44°
8
58°
41°
9
54°
39°
10
54°
41°
11
55°
41°
12
55°
39°
13
72°
44°
14
52°
34°
15
52°
33°
16
53°
35°
17
60°
40°
18
66°
43°
19
66°
45°
20
64°
42°
21
57°
41°
22
58°
38°
23
57°
40°
24
57°
39°
25
58°
39°
26
58°
40°
27
60°
40°
28
61°
45°
29
72°
48°
30
62°
45°
31
61°
49°
1
72°
49°
2
69°
48°
3
69°
49°
4
67°
50°
5
67°
50°
6
68°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Sundance
Sundance's May 2026 forecast shows daily high temperatures ranging from 43° to 72°, with overnight lows between 27° and 51°. The average high for May is 59° with an average low of 41°. 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 Sundance. See also: June | July | August.