S
M
T
W
T
F
S
29
94°
68°
30
91°
68°
31
90°
68°
1
79°
51°
2
84°
52°
3
83°
52°
4
86°
57°
5
87°
63°
6
86°
62°
7
87°
60°
8
89°
56°
9
87°
58°
10
87°
55°
11
86°
57°
12
88°
56°
13
87°
58°
14
79°
50°
15
83°
56°
16
84°
55°
17
85°
57°
18
86°
57°
19
86°
56°
20
85°
57°
21
85°
57°
22
84°
56°
23
78°
51°
24
76°
50°
25
79°
51°
26
87°
58°
27
88°
59°
28
88°
58°
29
87°
59°
30
88°
60°
1
89°
61°
2
90°
62°
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 76° to 90°, with overnight lows between 50° and 63°. The average high for April is 85° with an average low of 56°. 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.