S
M
T
W
T
F
S
31
48°
42°
1
61°
38°
2
63°
40°
3
71°
45°
4
65°
39°
5
77°
44°
6
80°
45°
7
66°
39°
8
71°
42°
9
75°
45°
10
76°
45°
11
75°
47°
12
75°
44°
13
79°
47°
14
72°
43°
15
72°
46°
16
64°
48°
17
68°
45°
18
75°
48°
19
76°
48°
20
74°
47°
21
72°
46°
22
77°
49°
23
79°
50°
24
79°
50°
25
76°
47°
26
78°
50°
27
80°
50°
28
75°
45°
29
70°
45°
30
74°
48°
1
80°
51°
2
81°
52°
3
81°
52°
4
82°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Mammoth
Mammoth's June 2026 forecast shows daily high temperatures ranging from 61° to 82°, with overnight lows between 38° and 53°. The average high for June is 74° with an average low of 46°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how June weather will actually feel in Mammoth. See also: July | August | September.