S
M
T
W
T
F
S
29
71°
27°
30
73°
50°
31
84°
63°
1
78°
59°
2
88°
57°
3
82°
66°
4
87°
60°
5
65°
43°
6
65°
33°
7
56°
38°
8
66°
40°
9
77°
44°
10
78°
54°
11
68°
43°
12
80°
58°
13
80°
60°
14
79°
59°
15
73°
50°
16
74°
51°
17
70°
49°
18
74°
53°
19
75°
55°
20
75°
56°
21
77°
43°
22
72°
43°
23
66°
49°
24
73°
52°
25
72°
50°
26
68°
47°
27
64°
43°
28
63°
45°
29
69°
49°
30
72°
51°
1
71°
53°
2
71°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Mammoth
Mammoth's April 2026 forecast shows daily high temperatures ranging from 63° to 80°, with overnight lows between 40° and 60°. The average high for April is 72° with an average low of 50°. 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 Mammoth. See also: May | June | July.