S
M
T
W
T
F
S
26
89°
65°
27
82°
65°
28
87°
64°
29
91°
63°
30
90°
70°
1
92°
71°
2
86°
64°
3
78°
60°
4
85°
60°
5
88°
60°
6
93°
63°
7
95°
69°
8
94°
72°
9
92°
71°
10
93°
72°
11
93°
73°
12
82°
71°
13
88°
71°
14
88°
67°
15
90°
63°
16
95°
70°
17
92°
73°
18
92°
67°
19
89°
72°
20
91°
68°
21
92°
71°
22
95°
74°
23
93°
71°
24
93°
71°
25
92°
75°
26
92°
76°
27
91°
72°
28
87°
72°
29
88°
73°
30
86°
75°
31
85°
70°
1
83°
69°
2
81°
68°
3
82°
67°
4
81°
68°
5
86°
68°
6
88°
67°
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 81° to 91°, with overnight lows between 67° and 75°. The average high for May is 85° with an average low of 70°. 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.