S
M
T
W
T
F
S
26
57°
34°
27
62°
32°
28
63°
34°
29
64°
36°
30
65°
36°
1
66°
37°
2
66°
36°
3
65°
37°
4
65°
37°
5
66°
36°
6
56°
31°
7
55°
27°
8
55°
28°
9
59°
30°
10
65°
38°
11
64°
33°
12
67°
38°
13
69°
39°
14
69°
39°
15
64°
33°
16
67°
38°
17
68°
39°
18
62°
39°
19
61°
38°
20
60°
38°
21
62°
34°
22
60°
33°
23
59°
36°
24
61°
40°
25
62°
37°
26
65°
42°
27
71°
41°
28
72°
42°
29
68°
36°
30
69°
42°
31
70°
42°
1
64°
41°
2
64°
43°
3
71°
44°
4
65°
42°
5
64°
38°
6
62°
39°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Cardston
Cardston's May 2026 forecast shows daily high temperatures ranging from 55° to 72°, with overnight lows between 27° and 44°. The average high for May is 64° with an average low of 37°. 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 Cardston. See also: June | July | August.
