S
M
T
W
T
F
S
28
81°
61°
29
75°
54°
30
75°
61°
1
77°
60°
2
79°
57°
3
79°
55°
4
90°
64°
5
89°
65°
6
94°
65°
7
93°
65°
8
91°
65°
9
89°
67°
10
84°
65°
11
84°
63°
12
83°
63°
13
81°
62°
14
80°
63°
15
81°
64°
16
82°
63°
17
78°
57°
18
79°
57°
19
78°
56°
20
74°
53°
21
77°
57°
22
78°
53°
23
77°
54°
24
78°
57°
25
78°
56°
26
76°
56°
27
76°
54°
28
78°
58°
29
77°
58°
30
76°
56°
31
77°
54°
1
76°
53°
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 74° to 94°, with overnight lows between 53° and 67°. The average high for July is 81° with an average low of 59°. 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.