S
M
T
W
T
F
S
28
66°
48°
29
71°
50°
30
71°
56°
1
71°
56°
2
73°
57°
3
75°
56°
4
78°
60°
5
82°
60°
6
83°
62°
7
80°
63°
8
84°
60°
9
86°
61°
10
85°
63°
11
83°
63°
12
83°
62°
13
84°
64°
14
86°
64°
15
87°
65°
16
87°
65°
17
86°
64°
18
84°
64°
19
83°
63°
20
81°
64°
21
80°
62°
22
81°
60°
23
80°
59°
24
80°
59°
25
81°
60°
26
81°
61°
27
82°
61°
28
84°
64°
29
87°
65°
30
83°
64°
31
82°
63°
1
83°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Mount Laguna
Mount Laguna's July 2026 forecast shows daily high temperatures ranging from 66° to 87°, with overnight lows between 48° and 65°. The average high for July is 81° with an average low of 61°. 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 Mount Laguna. See also: August | September | October.