S
M
T
W
T
F
S
26
77°
59°
27
78°
60°
28
71°
55°
29
74°
57°
30
75°
56°
31
74°
56°
1
74°
57°
2
75°
56°
3
75°
55°
4
72°
53°
5
71°
56°
6
72°
56°
7
74°
53°
8
73°
52°
9
73°
56°
10
72°
56°
11
75°
55°
12
75°
56°
13
74°
57°
14
74°
56°
15
73°
55°
16
72°
56°
17
72°
56°
18
70°
54°
19
70°
55°
20
71°
52°
21
69°
49°
22
70°
56°
23
72°
55°
24
73°
55°
25
73°
54°
26
68°
53°
27
71°
54°
28
69°
50°
29
68°
49°
30
69°
50°
31
72°
50°
1
72°
52°
2
71°
53°
3
72°
52°
4
72°
53°
5
71°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Biggin Hill
Biggin Hill's August 2026 forecast shows daily high temperatures ranging from 68° to 78°, with overnight lows between 49° and 60°. The average high for August is 72° 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 Biggin Hill. See also: September | October | November.