S
M
T
W
T
F
S
28
77°
59°
29
80°
59°
30
80°
59°
1
83°
60°
2
83°
61°
3
84°
59°
4
85°
63°
5
86°
63°
6
85°
63°
7
84°
62°
8
85°
63°
9
85°
61°
10
82°
59°
11
82°
60°
12
85°
61°
13
84°
62°
14
84°
62°
15
85°
61°
16
85°
62°
17
84°
63°
18
85°
63°
19
86°
64°
20
86°
64°
21
87°
65°
22
87°
65°
23
86°
64°
24
87°
64°
25
86°
63°
26
85°
64°
27
84°
63°
28
83°
60°
29
81°
59°
30
83°
61°
31
83°
59°
1
82°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Bonsall
Bonsall's July 2026 forecast shows daily high temperatures ranging from 77° to 87°, with overnight lows between 59° and 65°. The average high for July is 84° with an average low of 62°. 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 Bonsall. See also: August | September | October.