S
M
T
W
T
F
S
28
99°
78°
29
96°
80°
30
92°
80°
1
88°
71°
2
93°
73°
3
91°
76°
4
91°
76°
5
89°
78°
6
91°
76°
7
93°
75°
8
91°
74°
9
93°
75°
10
90°
76°
11
91°
75°
12
90°
76°
13
91°
75°
14
92°
77°
15
89°
75°
16
88°
75°
17
91°
76°
18
88°
75°
19
88°
75°
20
89°
74°
21
89°
78°
22
91°
77°
23
89°
77°
24
92°
78°
25
93°
78°
26
91°
77°
27
90°
78°
28
91°
78°
29
89°
77°
30
88°
78°
31
90°
78°
1
91°
77°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Port Royal
Port Royal's July 2026 forecast shows daily high temperatures ranging from 88° to 93°, with overnight lows between 71° and 78°. The average high for July is 90° with an average low of 76°. 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 Port Royal. See also: August | September | October.