S
M
T
W
T
F
S
28
88°
72°
29
88°
74°
30
93°
75°
1
92°
76°
2
93°
76°
3
92°
75°
4
89°
74°
5
89°
73°
6
90°
73°
7
89°
74°
8
89°
74°
9
92°
72°
10
92°
76°
11
94°
76°
12
93°
75°
13
93°
76°
14
91°
75°
15
92°
76°
16
93°
75°
17
92°
76°
18
93°
76°
19
93°
75°
20
92°
76°
21
93°
75°
22
93°
76°
23
90°
75°
24
90°
75°
25
91°
76°
26
91°
75°
27
93°
73°
28
90°
76°
29
93°
76°
30
93°
74°
31
92°
74°
1
88°
75°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Seaside
Seaside's July 2026 forecast shows daily high temperatures ranging from 88° to 94°, with overnight lows between 72° and 76°. The average high for July is 91° with an average low of 75°. 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 Seaside. See also: August | September | October.