S
M
T
W
T
F
S
26
68°
49°
27
80°
47°
28
77°
58°
29
66°
52°
30
58°
41°
1
60°
40°
2
54°
34°
3
N/A
4
72°
56°
5
69°
51°
6
60°
42°
7
57°
39°
8
57°
44°
9
63°
44°
10
66°
49°
11
62°
43°
12
65°
46°
13
67°
47°
14
67°
45°
15
66°
46°
16
69°
50°
17
73°
48°
18
74°
54°
19
74°
53°
20
77°
50°
21
74°
48°
22
69°
44°
23
67°
44°
24
69°
47°
25
69°
49°
26
68°
47°
27
69°
47°
28
70°
48°
29
71°
48°
30
72°
51°
31
78°
56°
1
72°
53°
2
73°
50°
3
75°
54°
4
75°
54°
5
78°
57°
6
81°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Winchester
Winchester's May 2026 forecast shows daily high temperatures ranging from 57° to 81°, with overnight lows between 39° and 58°. The average high for May is 70° with an average low of 49°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Winchester. See also: June | July | August.
