S
M
T
W
T
F
S
28
91°
75°
29
91°
77°
30
91°
75°
1
91°
75°
2
91°
70°
3
91°
75°
4
88°
68°
5
88°
68°
6
88°
66°
7
88°
66°
8
90°
66°
9
88°
70°
10
90°
70°
11
86°
70°
12
86°
66°
13
86°
66°
14
88°
64°
15
90°
70°
16
90°
72°
17
90°
70°
18
92°
74°
19
93°
75°
20
95°
73°
21
93°
72°
22
82°
63°
23
79°
66°
24
79°
68°
25
95°
75°
26
97°
81°
27
99°
77°
28
91°
75°
29
90°
72°
30
86°
72°
31
N/A
1
75°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
July Weather in Harry S Truman State Park
Harry S Truman State Park's July 2026 forecast shows daily high temperatures ranging from 75° to 75°, with overnight lows between 65° and 65°. The average high for July is 75° with an average low of 65°. 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 Harry S Truman State Park. See also: August | September | October.