S
M
T
W
T
F
S
29
65°
45°
30
86°
63°
31
82°
65°
1
63°
50°
2
76°
52°
3
79°
53°
4
55°
42°
5
61°
39°
6
64°
41°
7
65°
41°
8
77°
50°
9
80°
57°
10
61°
54°
11
77°
61°
12
72°
65°
13
80°
64°
14
77°
46°
15
64°
42°
16
65°
48°
17
72°
55°
18
71°
54°
19
73°
57°
20
77°
57°
21
67°
44°
22
60°
49°
23
67°
52°
24
72°
51°
25
68°
47°
26
64°
49°
27
68°
52°
28
71°
53°
29
72°
54°
30
73°
52°
1
67°
50°
2
64°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Windsor
Windsor's April 2026 forecast shows daily high temperatures ranging from 60° to 80°, with overnight lows between 42° and 65°. The average high for April is 70° with an average low of 52°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how April weather will actually feel in Windsor. See also: May | June | July.