S
M
T
W
T
F
S
31
68°
52°
1
68°
48°
2
69°
48°
3
73°
51°
4
72°
49°
5
71°
47°
6
69°
49°
7
72°
48°
8
70°
54°
9
71°
53°
10
69°
51°
11
73°
61°
12
78°
62°
13
79°
52°
14
79°
51°
15
72°
50°
16
72°
53°
17
75°
57°
18
77°
61°
19
80°
63°
20
82°
65°
21
84°
64°
22
84°
64°
23
82°
63°
24
83°
64°
25
82°
63°
26
78°
58°
27
75°
59°
28
76°
65°
29
84°
66°
30
86°
65°
1
85°
63°
2
82°
60°
3
80°
63°
4
81°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Winchester
Winchester's June 2026 forecast shows daily high temperatures ranging from 68° to 86°, with overnight lows between 47° and 66°. The average high for June is 77° with an average low of 57°. 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 Winchester. See also: July | August | September.