S
M
T
W
T
F
S
26
63°
45°
27
64°
41°
28
57°
43°
29
66°
36°
30
70°
41°
1
63°
39°
2
59°
50°
3
54°
48°
4
57°
45°
5
57°
45°
6
54°
41°
7
57°
45°
8
57°
39°
9
54°
36°
10
55°
34°
11
55°
39°
12
57°
45°
13
N/A
14
55°
37°
15
55°
34°
16
54°
42°
17
56°
40°
18
57°
44°
19
57°
49°
20
61°
49°
21
65°
52°
22
68°
50°
23
61°
48°
24
62°
45°
25
63°
46°
26
56°
46°
27
57°
43°
28
55°
42°
29
55°
44°
30
56°
43°
31
56°
44°
1
57°
49°
2
59°
50°
3
60°
49°
4
62°
49°
5
59°
48°
6
58°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Callander
Callander's May 2026 forecast shows daily high temperatures ranging from 54° to 68°, with overnight lows between 34° and 52°. The average high for May is 59° with an average low of 46°. 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 Callander. See also: June | July | August.