S
M
T
W
T
F
S
26
78°
57°
27
77°
58°
28
76°
57°
29
73°
53°
30
74°
56°
31
71°
58°
1
74°
57°
2
75°
56°
3
74°
56°
4
73°
57°
5
72°
56°
6
75°
57°
7
75°
57°
8
74°
56°
9
75°
57°
10
76°
57°
11
76°
56°
12
77°
58°
13
76°
57°
14
74°
55°
15
74°
56°
16
70°
56°
17
74°
55°
18
72°
55°
19
72°
54°
20
74°
53°
21
74°
55°
22
73°
55°
23
74°
51°
24
73°
55°
25
74°
53°
26
71°
54°
27
69°
50°
28
68°
52°
29
69°
53°
30
68°
50°
31
68°
52°
1
67°
53°
2
69°
51°
3
68°
49°
4
66°
50°
5
68°
52°
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 66° to 78°, with overnight lows between 49° and 58°. The average high for August is 73° with an average low of 55°. 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.