S
M
T
W
T
F
S
26
66°
42°
27
66°
44°
28
72°
46°
29
66°
49°
30
67°
46°
1
70°
43°
2
69°
44°
3
68°
47°
4
73°
47°
5
72°
52°
6
77°
55°
7
77°
54°
8
72°
53°
9
73°
52°
10
69°
48°
11
70°
45°
12
68°
45°
13
69°
46°
14
70°
55°
15
73°
49°
16
71°
53°
17
77°
56°
18
72°
48°
19
70°
48°
20
71°
51°
21
74°
58°
22
79°
58°
23
80°
57°
24
77°
58°
25
79°
60°
26
82°
60°
27
80°
56°
28
74°
52°
29
85°
58°
30
85°
59°
31
84°
55°
1
85°
53°
2
84°
54°
3
81°
55°
4
78°
57°
5
80°
59°
6
84°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Coldwater
Coldwater's May 2026 forecast shows daily high temperatures ranging from 66° to 85°, with overnight lows between 42° and 61°. The average high for May is 75° with an average low of 52°. 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 Coldwater. See also: June | July | August.