S
M
T
W
T
F
S
28
48°
40°
29
52°
38°
30
62°
40°
1
65°
41°
2
69°
42°
3
70°
41°
4
73°
42°
5
80°
45°
6
81°
46°
7
82°
47°
8
83°
45°
9
82°
45°
10
83°
46°
11
79°
43°
12
83°
50°
13
82°
49°
14
82°
48°
15
76°
49°
16
77°
49°
17
74°
48°
18
76°
47°
19
79°
49°
20
83°
50°
21
84°
49°
22
84°
49°
23
79°
46°
24
79°
49°
25
84°
49°
26
81°
48°
27
84°
49°
28
85°
48°
29
85°
50°
30
83°
49°
31
84°
49°
1
85°
48°
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 48° to 85°, with overnight lows between 38° and 50°. The average high for July is 78° with an average low of 46°. 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.