S
M
T
W
T
F
S
26
60°
49°
27
63°
41°
28
67°
37°
29
72°
43°
30
71°
55°
1
66°
43°
2
59°
41°
3
63°
41°
4
79°
51°
5
84°
60°
6
79°
58°
7
62°
48°
8
68°
53°
9
76°
57°
10
79°
65°
11
70°
48°
12
65°
53°
13
72°
58°
14
79°
60°
15
81°
62°
16
75°
54°
17
74°
59°
18
72°
56°
19
76°
65°
20
75°
59°
21
74°
56°
22
72°
56°
23
73°
58°
24
72°
56°
25
74°
55°
26
75°
60°
27
75°
59°
28
76°
59°
29
76°
60°
30
77°
62°
31
78°
63°
1
76°
64°
2
78°
64°
3
78°
63°
4
80°
64°
5
78°
64°
6
79°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Windsor Great Park
Windsor Great Park's May 2026 forecast shows daily high temperatures ranging from 62° to 81°, with overnight lows between 48° and 65°. The average high for May is 75° with an average low of 59°. 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 Great Park. See also: June | July | August.