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
62°
48°
8
77°
50°
9
77°
56°
10
64°
54°
11
75°
61°
12
72°
62°
13
79°
61°
14
77°
46°
15
58°
42°
16
65°
48°
17
72°
55°
18
72°
58°
19
73°
57°
20
67°
44°
21
71°
52°
22
72°
47°
23
61°
50°
24
71°
44°
25
64°
52°
26
73°
52°
27
72°
51°
28
72°
52°
29
69°
52°
30
63°
51°
1
65°
52°
2
68°
51°
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 58° to 79°, with overnight lows between 42° and 62°. 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.