S
M
T
W
T
F
S
29
83°
50°
30
87°
64°
31
87°
65°
1
90°
68°
2
83°
65°
3
85°
68°
4
72°
52°
5
69°
48°
6
72°
45°
7
73°
43°
8
80°
57°
9
81°
62°
10
80°
63°
11
78°
66°
12
76°
70°
13
85°
69°
14
81°
68°
15
71°
61°
16
80°
65°
17
81°
66°
18
83°
68°
19
84°
68°
20
85°
66°
21
87°
64°
22
82°
59°
23
81°
60°
24
78°
59°
25
82°
59°
26
82°
60°
27
79°
60°
28
80°
59°
29
82°
61°
30
82°
61°
1
81°
60°
2
80°
60°
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 71° to 87°, with overnight lows between 57° and 70°. The average high for April is 81° with an average low of 63°. 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.