S
M
T
W
T
F
S
28
82°
66°
29
80°
65°
30
85°
66°
1
84°
66°
2
80°
64°
3
84°
67°
4
89°
68°
5
90°
68°
6
90°
67°
7
89°
68°
8
91°
67°
9
91°
69°
10
82°
64°
11
90°
67°
12
86°
67°
13
92°
63°
14
87°
67°
15
90°
65°
16
88°
59°
17
87°
57°
18
82°
60°
19
85°
68°
20
89°
68°
21
93°
60°
22
90°
59°
23
84°
60°
24
87°
67°
25
91°
67°
26
92°
61°
27
88°
62°
28
84°
59°
29
86°
62°
30
87°
62°
31
85°
59°
1
82°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Chamberlain
Chamberlain's July 2026 forecast shows daily high temperatures ranging from 80° to 93°, with overnight lows between 57° and 69°. The average high for July is 87° with an average low of 64°. 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 Chamberlain. See also: August | September | October.