S
M
T
W
T
F
S
29
53°
24°
30
72°
40°
31
80°
53°
1
77°
45°
2
45°
37°
3
67°
37°
4
70°
41°
5
54°
39°
6
51°
32°
7
51°
26°
8
52°
28°
9
54°
36°
10
67°
46°
11
63°
36°
12
62°
46°
13
69°
57°
14
83°
59°
15
76°
46°
16
64°
42°
17
59°
45°
18
63°
46°
19
68°
43°
20
61°
40°
21
67°
44°
22
65°
46°
23
62°
46°
24
67°
45°
25
68°
40°
26
59°
38°
27
58°
39°
28
60°
40°
29
61°
38°
30
59°
39°
1
61°
42°
2
62°
40°
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 51° to 83°, with overnight lows between 26° and 59°. The average high for April is 63° with an average low of 42°. 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.