S
M
T
W
T
F
S
27
73°
56°
28
76°
56°
29
75°
47°
30
68°
45°
1
67°
54°
2
69°
52°
3
72°
50°
4
74°
52°
5
74°
55°
6
73°
54°
7
72°
55°
8
74°
52°
9
75°
51°
10
70°
46°
11
67°
51°
12
63°
52°
13
63°
51°
14
67°
51°
15
63°
49°
16
69°
49°
17
70°
41°
18
70°
39°
19
60°
41°
20
60°
38°
21
58°
47°
22
59°
47°
23
66°
43°
24
65°
38°
25
58°
36°
26
57°
37°
27
58°
43°
28
62°
38°
29
63°
35°
30
58°
34°
31
55°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Winchester
Winchester's October 2026 forecast shows daily high temperatures ranging from 55° to 76°, with overnight lows between 34° and 56°. The average high for October is 66° with an average low of 47°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how October weather will actually feel in Winchester. See also: November | December | January.