S
M
T
W
T
F
S
28
76°
68°
29
87°
69°
30
90°
65°
1
96°
73°
2
99°
74°
3
102°
73°
4
95°
71°
5
92°
67°
6
90°
66°
7
87°
63°
8
85°
64°
9
86°
64°
10
86°
63°
11
88°
65°
12
89°
67°
13
90°
66°
14
88°
63°
15
80°
59°
16
81°
60°
17
84°
62°
18
86°
64°
19
88°
67°
20
86°
66°
21
82°
66°
22
84°
65°
23
87°
66°
24
88°
66°
25
88°
66°
26
87°
67°
27
89°
67°
28
89°
66°
29
88°
66°
30
89°
67°
31
90°
67°
1
87°
66°
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 80° to 102°, with overnight lows between 59° and 74°. The average high for July is 88° with an average low of 66°. 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.