S
M
T
W
T
F
S
28
75°
58°
29
82°
59°
30
84°
50°
1
78°
57°
2
76°
61°
3
85°
61°
4
87°
60°
5
87°
59°
6
84°
60°
7
80°
61°
8
86°
61°
9
87°
55°
10
80°
51°
11
77°
56°
12
78°
57°
13
84°
59°
14
87°
62°
15
75°
50°
16
87°
60°
17
87°
57°
18
Hist. Avg.
80°
57°
19
Hist. Avg.
80°
57°
20
Hist. Avg.
80°
57°
21
Hist. Avg.
81°
57°
22
Hist. Avg.
81°
57°
23
Hist. Avg.
81°
57°
24
Hist. Avg.
81°
57°
25
Hist. Avg.
81°
58°
26
Hist. Avg.
81°
58°
27
Hist. Avg.
80°
57°
28
Hist. Avg.
80°
57°
29
Hist. Avg.
80°
57°
30
Hist. Avg.
80°
57°
31
Hist. Avg.
80°
57°
1
Hist. Avg.
80°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
July Weather in Custer State Park
Custer State Park's July 2026 forecast shows daily high temperatures ranging from 75° to 87°, with overnight lows between 50° and 62°. The average high for July is 82° with an average low of 58°. 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 State Park. See also: August | September | October.
