S
M
T
W
T
F
S
26
54°
31°
27
56°
30°
28
61°
34°
29
62°
36°
30
68°
32°
1
67°
29°
2
68°
34°
3
67°
34°
4
70°
35°
5
65°
33°
6
65°
33°
7
68°
34°
8
66°
33°
9
60°
31°
10
64°
32°
11
61°
31°
12
64°
30°
13
63°
33°
14
57°
29°
15
50°
25°
16
51°
25°
17
52°
27°
18
52°
29°
19
51°
32°
20
51°
28°
21
52°
28°
22
52°
26°
23
51°
26°
24
53°
27°
25
55°
26°
26
61°
30°
27
64°
35°
28
63°
33°
29
62°
34°
30
63°
38°
31
61°
36°
1
59°
35°
2
56°
31°
3
64°
38°
4
56°
35°
5
59°
37°
6
62°
39°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Calendar
Calendar's May 2026 forecast shows daily high temperatures ranging from 50° to 70°, with overnight lows between 25° and 39°. The average high for May is 60° with an average low of 32°. 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 Calendar. See also: June | July | August.
