S
M
T
W
T
F
S
26
64°
45°
27
66°
48°
28
55°
43°
29
63°
43°
30
70°
43°
1
75°
43°
2
64°
48°
3
59°
50°
4
55°
48°
5
57°
43°
6
55°
41°
7
59°
41°
8
63°
50°
9
66°
46°
10
57°
41°
11
52°
41°
12
57°
39°
13
52°
43°
14
55°
41°
15
55°
40°
16
54°
46°
17
59°
43°
18
58°
49°
19
64°
51°
20
66°
52°
21
72°
55°
22
73°
54°
23
72°
54°
24
71°
52°
25
68°
52°
26
68°
51°
27
67°
52°
28
57°
43°
29
57°
44°
30
58°
47°
31
59°
49°
1
63°
51°
2
65°
51°
3
67°
52°
4
67°
51°
5
65°
51°
6
65°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Coalville
Coalville's May 2026 forecast shows daily high temperatures ranging from 54° to 73°, with overnight lows between 40° and 55°. The average high for May is 64° with an average low of 50°. 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 Coalville. See also: June | July | August.