S
M
T
W
T
F
S
31
85°
65°
1
89°
68°
2
84°
66°
3
84°
63°
4
87°
66°
5
89°
72°
6
85°
72°
7
82°
71°
8
83°
67°
9
89°
67°
10
90°
76°
11
90°
61°
12
85°
55°
13
87°
65°
14
77°
58°
15
82°
52°
16
82°
63°
17
95°
61°
18
77°
56°
19
86°
66°
20
83°
71°
21
85°
61°
22
75°
62°
23
77°
64°
24
81°
65°
25
82°
65°
26
83°
69°
27
85°
67°
28
84°
66°
29
86°
67°
30
87°
66°
1
82°
67°
2
89°
70°
3
83°
70°
4
83°
69°
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 75° to 95°, with overnight lows between 56° and 71°. The average high for June is 84° with an average low of 66°. 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.