S
M
T
W
T
F
S
29
47°
22°
30
65°
28°
31
44°
38°
1
44°
31°
2
43°
27°
3
65°
34°
4
55°
36°
5
45°
37°
6
38°
30°
7
35°
18°
8
46°
13°
9
64°
20°
10
65°
34°
11
45°
27°
12
51°
22°
13
63°
40°
14
63°
48°
15
55°
42°
16
76°
50°
17
66°
40°
18
68°
37°
19
55°
31°
20
39°
22°
21
48°
19°
22
59°
32°
23
54°
29°
24
53°
28°
25
59°
37°
26
64°
40°
27
68°
40°
28
63°
44°
29
57°
40°
30
56°
41°
1
54°
42°
2
52°
37°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Underhill
Underhill's April 2026 forecast shows daily high temperatures ranging from 52° to 68°, with overnight lows between 28° and 44°. The average high for April is 58° with an average low of 38°. 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 Underhill. See also: May | June | July.