S
M
T
W
T
F
S
28
88°
70°
29
84°
70°
30
84°
70°
1
86°
74°
2
88°
74°
3
88°
74°
4
89°
74°
5
88°
72°
6
86°
73°
7
88°
74°
8
86°
73°
9
86°
72°
10
87°
72°
11
86°
73°
12
86°
72°
13
87°
74°
14
86°
75°
15
89°
75°
16
91°
74°
17
89°
74°
18
87°
72°
19
88°
72°
20
86°
71°
21
85°
70°
22
86°
71°
23
86°
73°
24
88°
73°
25
89°
74°
26
88°
75°
27
89°
76°
28
91°
75°
29
91°
76°
30
90°
75°
31
90°
75°
1
89°
74°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Myrtle Beach
Myrtle Beach's July 2026 forecast shows daily high temperatures ranging from 84° to 91°, with overnight lows between 70° and 76°. The average high for July is 88° with an average low of 73°. 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 Myrtle Beach. See also: August | September | October.
