S
M
T
W
T
F
S
26
79°
66°
27
81°
63°
28
84°
66°
29
93°
68°
30
82°
68°
31
77°
63°
1
79°
61°
2
81°
61°
3
84°
64°
4
86°
66°
5
79°
63°
6
72°
59°
7
79°
57°
8
82°
59°
9
86°
64°
10
79°
63°
11
75°
61°
12
86°
64°
13
93°
64°
14
93°
72°
15
79°
66°
16
79°
64°
17
77°
61°
18
75°
58°
19
73°
53°
20
69°
53°
21
69°
50°
22
69°
49°
23
69°
50°
24
70°
55°
25
70°
55°
26
72°
56°
27
70°
56°
28
71°
57°
29
70°
55°
30
71°
53°
31
72°
53°
1
71°
51°
2
71°
53°
3
68°
51°
4
70°
48°
5
70°
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 77°, with overnight lows between 48° and 61°. The average high for August is 71° 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.