S
M
T
W
T
F
S
26
55°
40°
27
52°
41°
28
54°
33°
29
57°
33°
30
55°
35°
1
55°
31°
2
68°
30°
3
72°
49°
4
64°
38°
5
54°
33°
6
56°
25°
7
65°
33°
8
77°
38°
9
64°
39°
10
68°
33°
11
79°
36°
12
75°
51°
13
78°
40°
14
81°
51°
15
89°
44°
16
83°
58°
17
79°
49°
18
58°
42°
19
52°
36°
20
66°
45°
21
68°
46°
22
76°
55°
23
75°
54°
24
77°
55°
25
80°
56°
26
80°
58°
27
81°
55°
28
82°
56°
29
80°
50°
30
76°
58°
31
79°
57°
1
77°
58°
2
70°
58°
3
72°
56°
4
74°
59°
5
78°
59°
6
75°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Dell Rapids
Dell Rapids's May 2026 forecast shows daily high temperatures ranging from 52° to 83°, with overnight lows between 36° and 59°. The average high for May is 74° with an average low of 54°. 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 Dell Rapids. See also: June | July | August.