19.12
fri
fri
Day
48°F
NE 12 mph
Precip.
0%
0%
Night
43°F
N 5 mph
Precip.
0%
0%
20.12
sat
sat
Day
48°F
NW 9 mph
Precip.
0%
0%
Night
46°F
W 7 mph
Precip.
100%
100%
21.12
sun
sun
Day
50°F
NW 9 mph
Precip.
100%
100%
Night
46°F
NW 8 mph
Precip.
0%
0%
22.12
mon
mon
Day
46°F
N 4 mph
Precip.
85%
85%
Night
43°F
W 2 mph
Precip.
0%
0%
23.12
tue
tue
Day
43°F
SW 5 mph
Precip.
0%
0%
Night
41°F
SW 6 mph
Precip.
0%
0%
24.12
wed
wed
Day
45°F
SW 14 mph
Precip.
100%
100%
Night
41°F
SW 18 mph
Precip.
63%
63%
25.12
thu
thu
Day
41°F
SW 19 mph
Precip.
0%
0%
Night
37°F
SW 17 mph
Precip.
0%
0%
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 47.2°F. The highest and lowest sea temperatures during the month were 48.4°F and 45.5°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 42.2°F. The highest and lowest sea temperatures during the month were 44.6°F and 39.6°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: 20:18
December 19, friday
2100
45°F
NE
5 mph
5 mph
December 20, saturday
0000
43°F
N
5 mph
5 mph
0300
43°F
N
5 mph
5 mph
0600
43°F
N
6 mph
6 mph
0900
43°F
N
6 mph
6 mph
1200
48°F
NW
9 mph
9 mph
1500
46°F
NW
9 mph
9 mph
1800
45°F
NW
6 mph
6 mph
