S
M
T
W
T
F
S
28
82°
49°
29
86°
52°
30
82°
53°
1
71°
48°
2
81°
50°
3
86°
51°
4
85°
51°
5
78°
52°
6
78°
51°
7
81°
52°
8
85°
54°
9
89°
53°
10
87°
54°
11
91°
54°
12
89°
53°
13
93°
54°
14
94°
54°
15
86°
54°
16
81°
53°
17
87°
54°
18
84°
54°
19
84°
55°
20
84°
54°
21
83°
54°
22
82°
55°
23
81°
53°
24
81°
53°
25
82°
52°
26
81°
52°
27
81°
53°
28
82°
55°
29
85°
55°
30
88°
56°
31
88°
57°
1
87°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Sonoma
Sonoma's July 2026 forecast shows daily high temperatures ranging from 78° to 94°, with overnight lows between 50° and 57°. The average high for July is 85° with an average low of 53°. 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 Sonoma. See also: August | September | October.