S
M
T
W
T
F
S
26
62°
44°
27
74°
43°
28
69°
51°
29
58°
46°
30
56°
40°
1
49°
39°
2
45°
32°
3
61°
31°
4
71°
57°
5
65°
47°
6
56°
39°
7
56°
39°
8
63°
46°
9
65°
45°
10
65°
48°
11
62°
44°
12
63°
49°
13
66°
52°
14
65°
47°
15
67°
48°
16
71°
51°
17
76°
52°
18
74°
55°
19
72°
56°
20
76°
54°
21
73°
52°
22
68°
47°
23
66°
48°
24
68°
48°
25
68°
50°
26
69°
50°
27
68°
49°
28
69°
50°
29
69°
50°
30
70°
54°
31
76°
57°
1
71°
54°
2
72°
54°
3
75°
60°
4
76°
60°
5
77°
61°
6
81°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Caledonia
Caledonia's May 2026 forecast shows daily high temperatures ranging from 56° to 81°, with overnight lows between 39° and 62°. The average high for May is 69° with an average low of 51°. 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 Caledonia. See also: June | July | August.