S
M
T
W
T
F
S
28
76°
48°
29
76°
48°
30
75°
49°
1
73°
47°
2
72°
46°
3
77°
49°
4
77°
49°
5
78°
50°
6
78°
47°
7
77°
50°
8
79°
50°
9
80°
49°
10
80°
51°
11
79°
51°
12
78°
50°
13
77°
50°
14
81°
51°
15
81°
51°
16
80°
50°
17
74°
49°
18
77°
48°
19
81°
52°
20
83°
51°
21
84°
46°
22
73°
46°
23
75°
48°
24
78°
52°
25
83°
47°
26
78°
51°
27
81°
52°
28
84°
53°
29
83°
53°
30
81°
51°
31
76°
46°
1
78°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Mammoth
Mammoth's July 2026 forecast shows daily high temperatures ranging from 72° to 84°, with overnight lows between 46° and 53°. The average high for July is 78° with an average low of 49°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Mammoth. See also: August | September | October.