S
M
T
W
T
F
S
26
56°
41°
27
56°
41°
28
57°
38°
29
62°
36°
30
61°
33°
1
66°
38°
2
72°
41°
3
73°
50°
4
67°
42°
5
61°
40°
6
66°
41°
7
78°
46°
8
81°
47°
9
79°
48°
10
78°
47°
11
74°
45°
12
77°
46°
13
78°
47°
14
75°
40°
15
68°
37°
16
68°
35°
17
69°
36°
18
69°
36°
19
70°
37°
20
69°
37°
21
68°
36°
22
70°
37°
23
71°
38°
24
66°
37°
25
67°
38°
26
68°
36°
27
70°
36°
28
72°
38°
29
74°
38°
30
80°
41°
31
77°
46°
1
74°
44°
2
76°
39°
3
80°
40°
4
82°
41°
5
81°
45°
6
79°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Rulison
Rulison's May 2026 forecast shows daily high temperatures ranging from 61° to 82°, with overnight lows between 35° and 50°. The average high for May is 73° 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 Rulison. See also: June | July | August.