S
M
T
W
T
F
S
28
72°
55°
29
77°
59°
30
79°
61°
1
81°
64°
2
79°
61°
3
82°
64°
4
84°
68°
5
82°
68°
6
82°
66°
7
84°
66°
8
84°
64°
9
88°
68°
10
88°
72°
11
90°
75°
12
84°
70°
13
92°
71°
14
94°
71°
15
96°
69°
16
92°
68°
17
87°
67°
18
88°
68°
19
89°
67°
20
91°
69°
21
92°
68°
22
92°
68°
23
93°
69°
24
93°
70°
25
89°
60°
26
89°
60°
27
91°
63°
28
91°
62°
29
88°
61°
30
86°
58°
31
85°
58°
1
85°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Alta Sierra
Alta Sierra's July 2026 forecast shows daily high temperatures ranging from 84° to 96°, with overnight lows between 58° and 71°. The average high for July is 90° with an average low of 66°. 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 Alta Sierra. See also: August | September | October.