S
M
T
W
T
F
S
26
63°
46°
27
55°
45°
28
57°
41°
29
54°
37°
30
54°
34°
1
55°
39°
2
66°
34°
3
72°
52°
4
63°
45°
5
54°
36°
6
46°
32°
7
59°
28°
8
72°
37°
9
61°
43°
10
59°
39°
11
68°
36°
12
70°
52°
13
72°
43°
14
79°
57°
15
88°
54°
16
83°
55°
17
75°
61°
18
76°
50°
19
59°
43°
20
60°
44°
21
64°
48°
22
69°
50°
23
75°
56°
24
71°
57°
25
73°
55°
26
76°
56°
27
74°
51°
28
68°
50°
29
67°
47°
30
67°
48°
31
69°
48°
1
69°
47°
2
70°
51°
3
70°
58°
4
74°
60°
5
81°
60°
6
80°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Wyoming
Wyoming's May 2026 forecast shows daily high temperatures ranging from 59° to 88°, with overnight lows between 43° and 61°. The average high for May is 72° with an average low of 53°. 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 Wyoming. See also: June | July | August.
