S
M
T
W
T
F
S
28
75°
55°
29
70°
52°
30
73°
57°
1
76°
60°
2
79°
56°
3
71°
58°
4
74°
60°
5
76°
61°
6
76°
66°
7
75°
66°
8
76°
64°
9
78°
65°
10
79°
65°
11
76°
62°
12
74°
60°
13
75°
61°
14
67°
58°
15
72°
59°
16
69°
58°
17
70°
58°
18
70°
59°
19
69°
59°
20
66°
58°
21
67°
57°
22
70°
58°
23
70°
59°
24
72°
60°
25
72°
60°
26
71°
59°
27
72°
59°
28
71°
58°
29
67°
55°
30
68°
59°
31
66°
60°
1
70°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Selsey
Selsey's July 2026 forecast shows daily high temperatures ranging from 66° to 79°, with overnight lows between 55° and 66°. The average high for July is 72° with an average low of 60°. 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 Selsey. See also: August | September | October.