S
M
T
W
T
F
S
28
85°
72°
29
89°
73°
30
90°
69°
1
89°
69°
2
90°
70°
3
85°
68°
4
83°
66°
5
83°
66°
6
85°
65°
7
79°
61°
8
80°
63°
9
80°
63°
10
81°
68°
11
85°
69°
12
86°
68°
13
83°
66°
14
83°
68°
15
82°
66°
16
82°
64°
17
81°
64°
18
83°
65°
19
85°
68°
20
88°
65°
21
81°
62°
22
81°
62°
23
82°
63°
24
84°
67°
25
87°
68°
26
87°
68°
27
82°
67°
28
81°
65°
29
82°
68°
30
87°
69°
31
86°
68°
1
82°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Windsor
Windsor's July 2026 forecast shows daily high temperatures ranging from 79° to 90°, with overnight lows between 61° and 73°. The average high for July is 84° with an average low of 67°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Windsor. See also: August | September | October.