S
M
T
W
T
F
S
29
82°
49°
30
82°
49°
31
62°
38°
1
55°
36°
2
73°
31°
3
56°
36°
4
65°
30°
5
69°
33°
6
66°
36°
7
74°
32°
8
66°
45°
9
76°
34°
10
65°
36°
11
80°
39°
12
78°
37°
13
73°
48°
14
60°
44°
15
69°
33°
16
78°
44°
17
47°
29°
18
62°
29°
19
74°
29°
20
83°
37°
21
86°
47°
22
85°
47°
23
65°
47°
24
75°
35°
25
58°
29°
26
54°
35°
27
58°
36°
28
61°
34°
29
65°
41°
30
48°
35°
1
55°
33°
2
73°
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 48° to 73°, with overnight lows between 33° and 41°. The average high for April is 60° with an average low of 37°. 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.