S
M
T
W
T
F
S
29
45°
20°
30
29°
18°
31
43°
12°
1
52°
23°
2
42°
29°
3
51°
28°
4
56°
33°
5
52°
23°
6
56°
29°
7
57°
25°
8
51°
24°
9
52°
28°
10
67°
37°
11
63°
43°
12
51°
31°
13
41°
33°
14
55°
40°
15
53°
29°
16
40°
25°
17
48°
31°
18
49°
31°
19
46°
30°
20
46°
31°
21
50°
28°
22
54°
25°
23
50°
23°
24
48°
23°
25
49°
24°
26
49°
25°
27
50°
26°
28
50°
29°
29
51°
25°
30
54°
26°
1
57°
32°
2
58°
31°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Cardston
Cardston's April 2026 forecast shows daily high temperatures ranging from 40° to 67°, with overnight lows between 23° and 43°. The average high for April is 51° with an average low of 29°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how April weather will actually feel in Cardston. See also: May | June | July.