S
M
T
W
T
F
S
31
81°
50°
1
84°
57°
2
76°
54°
3
82°
54°
4
85°
52°
5
84°
51°
6
75°
49°
7
76°
52°
8
73°
53°
9
76°
54°
10
81°
53°
11
85°
56°
12
87°
55°
13
85°
57°
14
86°
56°
15
85°
57°
16
82°
52°
17
84°
56°
18
85°
55°
19
83°
56°
20
81°
56°
21
82°
55°
22
81°
56°
23
80°
52°
24
82°
52°
25
79°
53°
26
79°
54°
27
82°
55°
28
86°
57°
29
86°
57°
30
85°
56°
1
83°
56°
2
86°
55°
3
86°
56°
4
80°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Monte Sereno
Monte Sereno's June 2026 forecast shows daily high temperatures ranging from 73° to 87°, with overnight lows between 49° and 57°. The average high for June is 82° with an average low of 54°. 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 Monte Sereno. See also: July | August | September.