S
M
T
W
T
F
S
28
80°
56°
29
82°
56°
30
91°
65°
1
92°
68°
2
87°
66°
3
85°
65°
4
78°
64°
5
82°
63°
6
83°
63°
7
85°
61°
8
83°
66°
9
77°
62°
10
76°
58°
11
78°
64°
12
76°
62°
13
76°
61°
14
77°
61°
15
78°
62°
16
79°
63°
17
77°
60°
18
74°
59°
19
76°
62°
20
70°
56°
21
71°
55°
22
70°
57°
23
71°
59°
24
73°
61°
25
76°
62°
26
73°
62°
27
72°
60°
28
74°
63°
29
78°
63°
30
77°
62°
31
77°
64°
1
78°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Port Severn
Port Severn's July 2026 forecast shows daily high temperatures ranging from 70° to 85°, with overnight lows between 55° and 66°. The average high for July is 76° with an average low of 61°. 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 Severn. See also: August | September | October.