S
M
T
W
T
F
S
28
90°
70°
29
94°
71°
30
96°
72°
1
95°
70°
2
96°
69°
3
95°
70°
4
94°
68°
5
92°
70°
6
90°
68°
7
85°
68°
8
86°
70°
9
86°
70°
10
87°
69°
11
87°
69°
12
88°
71°
13
91°
71°
14
89°
70°
15
89°
71°
16
88°
70°
17
89°
68°
18
88°
69°
19
87°
70°
20
87°
70°
21
89°
71°
22
91°
71°
23
86°
70°
24
87°
70°
25
87°
69°
26
88°
71°
27
88°
71°
28
87°
70°
29
86°
72°
30
87°
71°
31
89°
72°
1
92°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Mount Pleasant
Mount Pleasant's July 2026 forecast shows daily high temperatures ranging from 85° to 96°, with overnight lows between 68° and 72°. The average high for July is 89° 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 Mount Pleasant. See also: August | September | October.