S
M
T
W
T
F
S
28
76°
65°
29
83°
61°
30
80°
62°
1
83°
67°
2
90°
69°
3
92°
71°
4
89°
71°
5
79°
68°
6
68°
62°
7
71°
60°
8
79°
63°
9
83°
69°
10
88°
67°
11
86°
62°
12
83°
65°
13
84°
67°
14
87°
65°
15
83°
64°
16
86°
64°
17
83°
66°
18
81°
63°
19
81°
64°
20
80°
65°
21
79°
62°
22
79°
63°
23
80°
64°
24
80°
63°
25
81°
65°
26
83°
67°
27
82°
68°
28
86°
68°
29
86°
67°
30
85°
68°
31
83°
68°
1
83°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Chesterfield
Chesterfield's July 2026 forecast shows daily high temperatures ranging from 71° to 88°, with overnight lows between 60° and 69°. The average high for July is 82° with an average low of 65°. 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 Chesterfield. See also: August | September | October.