S
M
T
W
T
F
S
26
49°
38°
27
51°
39°
28
52°
33°
29
57°
31°
30
53°
35°
1
52°
30°
2
67°
29°
3
71°
44°
4
62°
36°
5
50°
31°
6
54°
31°
7
64°
34°
8
76°
38°
9
60°
37°
10
64°
32°
11
77°
32°
12
73°
51°
13
77°
37°
14
79°
51°
15
88°
48°
16
81°
43°
17
82°
56°
18
59°
44°
19
53°
35°
20
61°
32°
21
67°
40°
22
59°
47°
23
71°
47°
24
84°
48°
25
88°
59°
26
90°
64°
27
89°
60°
28
85°
64°
29
86°
65°
30
84°
59°
31
84°
57°
1
83°
59°
2
83°
55°
3
81°
57°
4
82°
58°
5
86°
62°
6
89°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Lake Benton
Lake Benton's May 2026 forecast shows daily high temperatures ranging from 81° to 90°, with overnight lows between 55° and 65°. The average high for May is 85° with an average low of 60°. 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 Lake Benton. See also: June | July | August.