26.08
wed
wed
Day
79°F
W 7 mph
Precip.
2%
2%
Night
68°F
W 7 mph
Precip.
25%
25%
27.08
thu
thu
Day
66°F
E 6 mph
Precip.
88%
88%
Night
64°F
NE 8 mph
Precip.
8%
8%
28.08
fri
fri
Day
72°F
NE 10 mph
Precip.
10%
10%
Night
64°F
NE 5 mph
Precip.
6%
6%
29.08
sat
sat
Day
66°F
N 14 mph
Precip.
28%
28%
Night
64°F
NE 16 mph
Precip.
19%
19%
30.08
sun
sun
Day
72°F
NE 11 mph
Precip.
17%
17%
Night
61°F
NE 12 mph
Precip.
40%
40%
31.08
mon
mon
Day
66°F
E 11 mph
Precip.
14%
14%
Night
63°F
E 5 mph
Precip.
14%
14%
01.09
tue
tue
Day
66°F
NE 12 mph
Precip.
14%
14%
Night
59°F
E 7 mph
Precip.
10%
10%
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 70.2°F. The highest and lowest sea temperatures during the month were 72.3°F and 68.0°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 62.9°F. The highest and lowest sea temperatures during the month were 65.8°F and 59.2°F.
Air temperature in London, °F
Precipitation total in London, in.
* Charts above show average data for the last 3 years.
Best time for vacation in London
London on a weather map
Places in United Kingdom:
Name
°F
24 Hours Forecast
London
Local time: 17:23
August 26, wednesday
1800
77°F
NW
11 mph
11 mph
2100
70°F
W
9 mph
9 mph
August 27, thursday
0000
68°F
W
7 mph
7 mph
0300
68°F
W
7 mph
7 mph
0600
66°F
NW
4 mph
4 mph
0900
64°F
NE
7 mph
7 mph
1200
66°F
E
6 mph
6 mph
1500
72°F
N
7 mph
7 mph
