S
M
T
W
T
F
S
26
55°
43°
27
59°
43°
28
66°
40°
29
57°
38°
30
62°
43°
1
64°
42°
2
58°
39°
3
64°
45°
4
68°
47°
5
69°
48°
6
69°
49°
7
70°
50°
8
71°
51°
9
71°
47°
10
61°
45°
11
60°
44°
12
62°
49°
13
70°
48°
14
63°
46°
15
66°
48°
16
72°
51°
17
74°
51°
18
70°
41°
19
71°
42°
20
66°
43°
21
67°
42°
22
66°
44°
23
67°
45°
24
64°
47°
25
68°
55°
26
77°
48°
27
73°
53°
28
70°
58°
29
78°
53°
30
82°
47°
31
71°
55°
1
75°
49°
2
77°
56°
3
81°
58°
4
81°
49°
5
80°
47°
6
71°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Elkhorn
Elkhorn's May 2026 forecast shows daily high temperatures ranging from 55° to 82°, with overnight lows between 38° and 58°. The average high for May is 69° with an average low of 47°. 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 Elkhorn. See also: June | July | August.