S
M
T
W
T
F
S
26
53°
34°
27
51°
36°
28
54°
34°
29
55°
35°
30
56°
39°
1
60°
42°
2
58°
41°
3
57°
42°
4
56°
40°
5
63°
38°
6
55°
31°
7
56°
32°
8
56°
34°
9
59°
38°
10
58°
39°
11
57°
36°
12
58°
35°
13
59°
35°
14
60°
36°
15
63°
40°
16
69°
44°
17
61°
42°
18
63°
44°
19
64°
43°
20
68°
46°
21
70°
47°
22
68°
47°
23
63°
45°
24
61°
45°
25
62°
40°
26
62°
42°
27
63°
46°
28
64°
43°
29
71°
48°
30
74°
50°
31
74°
49°
1
75°
50°
2
66°
40°
3
69°
45°
4
75°
50°
5
72°
44°
6
77°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Rexburg
Rexburg's May 2026 forecast shows daily high temperatures ranging from 51° to 77°, with overnight lows between 31° and 51°. The average high for May is 63° 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 Rexburg. See also: June | July | August.
