S
M
T
W
T
F
S
29
65°
33°
30
67°
50°
31
76°
55°
1
74°
55°
2
78°
53°
3
77°
58°
4
85°
55°
5
62°
37°
6
63°
38°
7
51°
29°
8
66°
41°
9
71°
45°
10
80°
52°
11
84°
52°
12
83°
59°
13
81°
56°
14
76°
54°
15
72°
51°
16
73°
50°
17
72°
42°
18
73°
50°
19
71°
51°
20
73°
51°
21
74°
50°
22
75°
52°
23
76°
51°
24
74°
49°
25
71°
45°
26
69°
51°
27
69°
47°
28
65°
45°
29
66°
42°
30
65°
41°
1
69°
47°
2
67°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Alta
Alta's April 2026 forecast shows daily high temperatures ranging from 51° to 85°, with overnight lows between 29° and 59°. The average high for April is 72° with an average low of 47°. 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 Alta. See also: May | June | July.