S
M
T
W
T
F
S
28
75°
48°
29
70°
54°
30
78°
49°
1
80°
51°
2
82°
52°
3
78°
50°
4
78°
50°
5
87°
52°
6
85°
58°
7
87°
56°
8
75°
51°
9
77°
56°
10
83°
54°
11
88°
57°
12
91°
61°
13
90°
63°
14
89°
61°
15
86°
55°
16
89°
59°
17
84°
59°
18
84°
64°
19
89°
63°
20
83°
63°
21
75°
55°
22
76°
57°
23
71°
60°
24
90°
57°
25
96°
62°
26
93°
63°
27
88°
61°
28
85°
61°
29
86°
59°
30
79°
57°
31
78°
53°
1
87°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Custer
Custer's July 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for July is ° with an average low of °. 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 Custer. See also: August | September | October.