S
M
T
W
T
F
S
28
84°
63°
29
88°
59°
30
90°
63°
1
98°
75°
2
102°
80°
3
103°
77°
4
98°
75°
5
92°
71°
6
86°
66°
7
86°
67°
8
84°
67°
9
88°
66°
10
89°
70°
11
90°
68°
12
92°
68°
13
91°
70°
14
92°
66°
15
81°
61°
16
82°
63°
17
86°
65°
18
84°
65°
19
88°
67°
20
87°
69°
21
82°
69°
22
82°
68°
23
84°
69°
24
83°
68°
25
83°
68°
26
84°
67°
27
86°
69°
28
86°
68°
29
85°
69°
30
87°
70°
31
88°
69°
1
87°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Chatham
Chatham's July 2026 forecast shows daily high temperatures ranging from 81° to 103°, with overnight lows between 61° and 80°. The average high for July is 88° with an average low of 69°. 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 Chatham. See also: August | September | October.