S
M
T
W
T
F
S
29
75°
39°
30
76°
36°
31
41°
33°
1
41°
30°
2
45°
30°
3
31°
26°
4
54°
27°
5
63°
28°
6
43°
22°
7
67°
36°
8
56°
27°
9
51°
27°
10
52°
39°
11
73°
53°
12
74°
41°
13
53°
27°
14
42°
23°
15
57°
31°
16
67°
39°
17
63°
34°
18
63°
38°
19
62°
35°
20
56°
28°
21
46°
27°
22
46°
27°
23
48°
28°
24
49°
30°
25
61°
37°
26
61°
35°
27
60°
37°
28
62°
38°
29
61°
39°
30
56°
39°
1
59°
38°
2
63°
39°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Mount Rushmore Ut
Mount Rushmore Ut's April 2026 forecast shows daily high temperatures ranging from 42° to 74°, with overnight lows between 23° and 53°. The average high for April is 58° with an average low of 34°. 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 Mount Rushmore Ut. See also: May | June | July.