S
M
T
W
T
F
S
28
85°
61°
29
88°
58°
30
89°
58°
1
96°
67°
2
98°
70°
3
96°
71°
4
92°
72°
5
81°
69°
6
65°
60°
7
71°
61°
8
84°
64°
9
89°
71°
10
88°
68°
11
84°
59°
12
84°
58°
13
82°
60°
14
83°
62°
15
80°
63°
16
83°
62°
17
84°
61°
18
85°
63°
19
84°
62°
20
81°
58°
21
79°
59°
22
79°
58°
23
81°
58°
24
84°
59°
25
85°
61°
26
86°
63°
27
85°
64°
28
86°
65°
29
86°
65°
30
85°
64°
31
84°
65°
1
85°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Southwick
Southwick's July 2026 forecast shows daily high temperatures ranging from 65° to 89°, with overnight lows between 58° and 71°. The average high for July is 83° with an average low of 62°. 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 Southwick. See also: August | September | October.