S
M
T
W
T
F
S
31
83°
48°
1
88°
50°
2
86°
51°
3
87°
49°
4
87°
52°
5
90°
53°
6
87°
51°
7
80°
46°
8
80°
48°
9
77°
56°
10
95°
54°
11
100°
59°
12
99°
57°
13
90°
53°
14
81°
58°
15
82°
57°
16
82°
55°
17
82°
57°
18
79°
58°
19
74°
59°
20
77°
59°
21
81°
51°
22
82°
51°
23
85°
52°
24
84°
50°
25
86°
52°
26
80°
54°
27
81°
53°
28
91°
52°
29
87°
53°
30
81°
54°
1
87°
53°
2
88°
53°
3
86°
54°
4
88°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Sonoma
Sonoma's June 2026 forecast shows daily high temperatures ranging from 80° to 91°, with overnight lows between 50° and 54°. The average high for June 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 June weather will actually feel in Sonoma. See also: July | August | September.