S
M
T
W
T
F
S
26
66°
47°
27
67°
47°
28
62°
46°
29
56°
44°
30
55°
38°
1
49°
30°
2
48°
34°
3
58°
45°
4
69°
51°
5
57°
39°
6
52°
39°
7
49°
35°
8
55°
43°
9
58°
42°
10
60°
45°
11
62°
46°
12
64°
45°
13
63°
44°
14
61°
48°
15
65°
44°
16
63°
42°
17
65°
52°
18
71°
54°
19
69°
54°
20
72°
55°
21
73°
54°
22
71°
55°
23
74°
48°
24
65°
45°
25
66°
50°
26
69°
55°
27
73°
55°
28
68°
53°
29
68°
49°
30
69°
52°
31
69°
48°
1
68°
50°
2
69°
55°
3
69°
49°
4
70°
48°
5
69°
49°
6
70°
50°
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 48° to 74°, with overnight lows between 30° and 55°. The average high for May is 65° with an average low of 47°. 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.