S
M
T
W
T
F
S
26
76°
58°
27
78°
58°
28
82°
63°
29
83°
64°
30
80°
60°
31
78°
60°
1
78°
59°
2
76°
59°
3
77°
58°
4
70°
55°
5
73°
56°
6
75°
55°
7
75°
57°
8
74°
57°
9
76°
58°
10
77°
58°
11
76°
57°
12
75°
56°
13
75°
57°
14
74°
56°
15
75°
56°
16
75°
55°
17
76°
56°
18
74°
55°
19
74°
55°
20
75°
56°
21
75°
56°
22
76°
55°
23
75°
56°
24
74°
56°
25
74°
55°
26
73°
55°
27
74°
54°
28
74°
55°
29
72°
54°
30
72°
53°
31
71°
53°
1
71°
52°
2
68°
48°
3
69°
51°
4
71°
48°
5
68°
49°
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 83°, with overnight lows between 48° and 64°. The average high for August is 75° 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 Biggin Hill. See also: September | October | November.