S
M
T
W
T
F
S
29
69°
30°
30
59°
32°
31
42°
31°
1
35°
29°
2
33°
28°
3
32°
28°
4
38°
28°
5
47°
27°
6
33°
17°
7
45°
17°
8
57°
33°
9
35°
16°
10
58°
13°
11
58°
43°
12
82°
50°
13
50°
40°
14
66°
39°
15
75°
36°
16
86°
36°
17
47°
25°
18
48°
21°
19
44°
26°
20
74°
22°
21
79°
39°
22
93°
41°
23
71°
40°
24
56°
32°
25
48°
35°
26
52°
25°
27
49°
33°
28
48°
30°
29
57°
24°
30
58°
29°
1
57°
22°
2
75°
27°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Mellette
Mellette's April 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for April is ° with an average low of °. 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 Mellette. See also: May | June | July.