S
M
T
W
T
F
S
28
83°
65°
29
92°
77°
30
91°
80°
1
90°
79°
2
84°
69°
3
81°
67°
4
85°
67°
5
83°
67°
6
84°
64°
7
87°
63°
8
87°
70°
9
84°
67°
10
84°
62°
11
87°
64°
12
87°
66°
13
88°
66°
14
90°
69°
15
90°
68°
16
88°
68°
17
87°
67°
18
88°
66°
19
90°
67°
20
87°
66°
21
84°
64°
22
94°
75°
23
81°
66°
24
88°
70°
25
87°
69°
26
89°
69°
27
88°
68°
28
87°
68°
29
86°
67°
30
86°
67°
31
81°
66°
1
82°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Clayton
Clayton's July 2026 forecast shows daily high temperatures ranging from 81° to 94°, with overnight lows between 62° and 75°. The average high for July is 87° 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 Clayton. See also: August | September | October.