S
M
T
W
T
F
S
26
53°
35°
27
60°
30°
28
58°
28°
29
58°
26°
30
65°
31°
1
71°
38°
2
79°
36°
3
83°
48°
4
70°
45°
5
59°
41°
6
51°
45°
7
55°
42°
8
58°
36°
9
65°
33°
10
67°
37°
11
66°
46°
12
56°
43°
13
53°
42°
14
56°
42°
15
61°
39°
16
58°
38°
17
63°
43°
18
66°
46°
19
67°
47°
20
67°
50°
21
68°
49°
22
70°
51°
23
74°
52°
24
72°
51°
25
74°
54°
26
73°
53°
27
72°
52°
28
61°
46°
29
62°
46°
30
65°
49°
31
64°
48°
1
63°
46°
2
64°
47°
3
69°
53°
4
72°
54°
5
73°
55°
6
74°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Caselow
Caselow's May 2026 forecast shows daily high temperatures ranging from 58° to 74°, with overnight lows between 38° and 56°. The average high for May is 67° with an average low of 49°. 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 Caselow. See also: June | July | August.