S
M
T
W
T
F
S
28
83°
60°
29
82°
60°
30
84°
64°
1
87°
66°
2
89°
67°
3
88°
63°
4
88°
61°
5
85°
60°
6
85°
62°
7
86°
69°
8
89°
70°
9
92°
69°
10
92°
70°
11
93°
70°
12
93°
69°
13
92°
63°
14
86°
67°
15
85°
65°
16
84°
66°
17
87°
69°
18
92°
66°
19
89°
63°
20
88°
62°
21
86°
64°
22
86°
64°
23
85°
63°
24
88°
68°
25
88°
67°
26
Hist. Avg.
87°
69°
27
Hist. Avg.
87°
68°
28
Hist. Avg.
86°
68°
29
Hist. Avg.
86°
68°
30
Hist. Avg.
86°
68°
31
Hist. Avg.
86°
68°
1
Hist. Avg.
86°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
July Weather in Winchester
Winchester's July 2026 forecast shows daily high temperatures ranging from 82° to 93°, with overnight lows between 60° and 70°. The average high for July is 88° with an average low of 65°. 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 Winchester. See also: August | September | October.