S
M
T
W
T
F
S
26
29°
22°
27
49°
18°
28
56°
22°
29
57°
22°
30
64°
22°
1
68°
35°
2
61°
25°
3
69°
37°
4
53°
26°
5
54°
29°
6
70°
34°
7
69°
36°
8
67°
36°
9
54°
34°
10
60°
33°
11
63°
36°
12
65°
34°
13
63°
38°
14
72°
44°
15
58°
30°
16
62°
32°
17
65°
36°
18
65°
40°
19
57°
39°
20
56°
38°
21
60°
40°
22
58°
39°
23
58°
38°
24
59°
34°
25
65°
37°
26
68°
40°
27
68°
41°
28
60°
38°
29
57°
35°
30
59°
36°
31
60°
42°
1
62°
42°
2
61°
40°
3
67°
43°
4
63°
43°
5
61°
42°
6
63°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Coleman
Coleman's May 2026 forecast shows daily high temperatures ranging from 53° to 72°, with overnight lows between 25° and 44°. The average high for May is 62° with an average low of 37°. 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 Coleman. See also: June | July | August.