S
M
T
W
T
F
S
26
75°
59°
27
73°
55°
28
84°
63°
29
84°
61°
30
75°
50°
31
72°
45°
1
72°
48°
2
72°
57°
3
71°
59°
4
79°
61°
5
74°
56°
6
65°
52°
7
67°
52°
8
70°
55°
9
68°
56°
10
70°
57°
11
71°
58°
12
73°
59°
13
72°
59°
14
70°
58°
15
66°
59°
16
67°
58°
17
65°
58°
18
64°
57°
19
62°
53°
20
62°
53°
21
63°
54°
22
62°
53°
23
62°
55°
24
67°
58°
25
67°
58°
26
66°
57°
27
66°
55°
28
66°
57°
29
66°
57°
30
67°
58°
31
67°
58°
1
66°
57°
2
62°
56°
3
60°
53°
4
62°
53°
5
61°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Hornsea
Hornsea's August 2026 forecast shows daily high temperatures ranging from 60° to 79°, with overnight lows between 52° and 61°. The average high for August 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 August weather will actually feel in Hornsea. See also: September | October | November.