S
M
T
W
T
F
S
26
61°
21°
27
65°
29°
28
62°
35°
29
72°
28°
30
75°
32°
1
76°
36°
2
78°
42°
3
82°
36°
4
80°
38°
5
83°
39°
6
74°
42°
7
79°
37°
8
65°
40°
9
78°
31°
10
77°
37°
11
74°
37°
12
84°
35°
13
64°
48°
14
60°
41°
15
52°
36°
16
56°
32°
17
60°
40°
18
67°
33°
19
64°
36°
20
72°
37°
21
75°
35°
22
77°
38°
23
75°
44°
24
75°
42°
25
70°
49°
26
56°
45°
27
81°
47°
28
88°
47°
29
64°
44°
30
65°
36°
31
74°
37°
1
70°
37°
2
80°
38°
3
67°
47°
4
69°
44°
5
59°
43°
6
60°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Coalmont
Coalmont's May 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for May is ° with an average low of °. 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 Coalmont. See also: June | July | August.