World Resorts United Kingdom London Weather

London Sea Temperature in December

Average sea water temperature in December:
+46.7°F
Minimum sea water temperature in December: 51.8°F
Maximum sea water temperature in December: 41.7°F

Daily sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 46.6°F. The highest and lowest sea temperatures during the month were 48.4°F and 43.7°F.

Monthly sea water temperature in London, °F

Which United Kingdom resorts have warmest sea in December?

Place name December 2025 December 2024
Gibraltar 61.2°F 62.7°F
Plymouth 52.8°F 53.4°F
Torquay 51.6°F 51.6°F
Bournemouth 51.3°F 51.1°F
Brighton 51.2°F 51.6°F
Belfast 49.1°F 50.2°F
Glasgow 48.7°F 48.7°F
Scarborough 47.9°F 47.8°F
Bath 47.4°F 46.9°F
Middlesbrough 47.3°F 47.2°F
Bristol 47.2°F 46.7°F
London 46.6°F 45.3°F
Edinburgh 46.3°F 45.9°F
York 46.3°F 45.3°F
Liverpool 45.5°F 44.9°F

Best time for vacation in London

Sunniest months:
September 9 days
August 8 days
April 8 days
Warmest months:
July 73.3 °F
August 72.8 °F
June 69.5 °F
Warmest sea temp:
August 66.4 °F
July 64.9 °F
September 63.4 °F
Coldest months:
January 44.6 °F
February 47.1 °F
December 47.4 °F
Rainiest months:
December 5 days
May 4 days
October 4 days
Windiest months:
February 11.1 mph
December 10.7 mph
January 10.2 mph

London on a weather map

London
+36°F
E 2 mph
Feels like: +36°F
Precip.: 100%
Places in United Kingdom:
Name
°F
+37°F
+36°F
+43°F
+39°F
+39°F
+50°F
+30°F
+32°F
+37°F
+36°F
+34°F
+45°F
+36°F
+41°F
+32°F
24 Hours Forecast
London
Local time: 03:10
January 08, thursday
0600
37°F
E
1 mph
0900
37°F
N
3 mph
1200
39°F
N
4 mph
1500
39°F
NW
7 mph
1800
39°F
NW
14 mph
2100
48°F
N
15 mph
January 09, friday
0000
41°F
NW
15 mph
0300
41°F
SE
14 mph
Units of measurement: °C / °F