S
M
T
W
T
F
S
26
72°
57°
27
72°
58°
28
76°
54°
29
74°
57°
30
72°
58°
31
72°
56°
1
74°
51°
2
72°
51°
3
71°
55°
4
76°
52°
5
71°
53°
6
71°
56°
7
72°
54°
8
73°
57°
9
75°
56°
10
76°
56°
11
76°
55°
12
77°
57°
13
76°
56°
14
75°
53°
15
71°
51°
16
73°
53°
17
74°
56°
18
73°
53°
19
70°
52°
20
73°
53°
21
74°
53°
22
71°
50°
23
71°
52°
24
Hist. Avg.
68°
54°
25
Hist. Avg.
68°
54°
26
Hist. Avg.
68°
54°
27
Hist. Avg.
68°
54°
28
Hist. Avg.
68°
53°
29
Hist. Avg.
67°
53°
30
Hist. Avg.
67°
53°
31
Hist. Avg.
67°
53°
1
Hist. Avg.
67°
53°
2
Hist. Avg.
67°
53°
3
Hist. Avg.
66°
53°
4
Hist. Avg.
66°
52°
5
Hist. Avg.
66°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Horley
Horley's August 2026 forecast shows daily high temperatures ranging from 70° to 77°, with overnight lows between 50° and 58°. The average high for August is 73° with an average low of 54°. 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 Horley. See also: September | October | November.