S
M
T
W
T
F
S
28
65°
53°
29
66°
52°
30
68°
54°
1
69°
57°
2
69°
55°
3
67°
51°
4
67°
52°
5
66°
57°
6
69°
57°
7
69°
55°
8
67°
53°
9
63°
52°
10
63°
55°
11
64°
57°
12
67°
57°
13
69°
56°
14
69°
57°
15
70°
58°
16
70°
58°
17
69°
56°
18
68°
54°
19
66°
55°
20
66°
53°
21
67°
54°
22
67°
58°
23
69°
59°
24
66°
57°
25
61°
57°
26
65°
56°
27
69°
56°
28
69°
55°
29
68°
57°
30
70°
58°
31
70°
58°
1
71°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Seacliff
Seacliff's July 2026 forecast shows daily high temperatures ranging from 61° to 71°, with overnight lows between 51° and 59°. The average high for July is 67° with an average low of 56°. 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 Seacliff. See also: August | September | October.