S
M
T
W
T
F
S
26
71°
33°
27
75°
35°
28
71°
37°
29
69°
38°
30
53°
45°
1
60°
41°
2
56°
37°
3
57°
35°
4
66°
41°
5
73°
51°
6
61°
44°
7
56°
37°
8
54°
34°
9
58°
38°
10
59°
42°
11
62°
39°
12
62°
40°
13
58°
43°
14
59°
40°
15
63°
42°
16
63°
40°
17
62°
39°
18
63°
47°
19
64°
47°
20
66°
46°
21
70°
48°
22
70°
44°
23
62°
43°
24
64°
46°
25
65°
43°
26
66°
44°
27
65°
44°
28
63°
47°
29
67°
50°
30
71°
49°
31
68°
46°
1
67°
43°
2
66°
43°
3
67°
44°
4
66°
44°
5
67°
45°
6
67°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Windsor
Windsor's May 2026 forecast shows daily high temperatures ranging from 54° to 73°, with overnight lows between 34° and 51°. The average high for May is 64° with an average low of 43°. 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 Windsor. See also: June | July | August.
