S
M
T
W
T
F
S
28
90°
75°
29
91°
77°
30
80°
79°
1
90°
80°
2
93°
74°
3
93°
77°
4
81°
68°
5
89°
65°
6
88°
73°
7
89°
69°
8
91°
69°
9
87°
69°
10
88°
70°
11
88°
67°
12
87°
68°
13
89°
67°
14
89°
70°
15
83°
69°
16
89°
71°
17
93°
72°
18
95°
71°
19
89°
69°
20
90°
68°
21
88°
69°
22
88°
67°
23
87°
68°
24
91°
73°
25
92°
73°
26
92°
74°
27
91°
74°
28
92°
73°
29
91°
72°
30
90°
71°
31
88°
71°
1
89°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Lee's Summit
Lee's Summit's July 2026 forecast shows daily high temperatures ranging from 83° to 95°, with overnight lows between 67° and 74°. The average high for July is 90° with an average low of 70°. 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 Lee's Summit. See also: August | September | October.