S
M
T
W
T
F
S
29
64°
37°
30
78°
37°
31
60°
40°
1
44°
33°
2
48°
33°
3
44°
35°
4
45°
34°
5
54°
33°
6
49°
25°
7
43°
21°
8
70°
40°
9
60°
40°
10
55°
33°
11
60°
49°
12
71°
58°
13
75°
49°
14
57°
31°
15
48°
35°
16
55°
40°
17
61°
44°
18
64°
42°
19
64°
45°
20
69°
49°
21
60°
37°
22
53°
34°
23
54°
43°
24
54°
43°
25
58°
39°
26
55°
35°
27
55°
36°
28
57°
45°
29
65°
47°
30
67°
47°
1
64°
44°
2
57°
42°
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 48° to 75°, with overnight lows between 31° and 58°. The average high for April is 60° 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.