World Resorts United Kingdom London Weather

London 7 Days Forecast

17.05
sun
Day
59°F
E 8 mph
Precip.
77%
Night
48°F
NE 6 mph
Precip.
0%
18.05
mon
Day
55°F
NE 8 mph
Precip.
100%
Night
48°F
N 7 mph
Precip.
0%
19.05
tue
Day
61°F
NE 12 mph
Precip.
100%
Night
55°F
NE 11 mph
Precip.
79%
20.05
wed
Day
66°F
NE 14 mph
Precip.
0%
Night
55°F
NE 8 mph
Precip.
0%
21.05
thu
Day
68°F
NE 7 mph
Precip.
80%
Night
59°F
N 3 mph
Precip.
0%
22.05
fri
Day
75°F
NW 6 mph
Precip.
0%
Night
64°F
NW 4 mph
Precip.
0%
23.05
sat
Day
81°F
N 7 mph
Precip.
0%
Night
68°F
E 3 mph
Precip.
0%

Sea water temperature in May, °F

Show year:
2026
2025
2024

The average sea water temperature in May of 2026 was 55.8°F. The highest and lowest sea temperatures during the month were 57.6°F and 54.3°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

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 44.5 °F
February 47.2 °F
December 47.4 °F
Rainiest months:
December 5 days
May 4 days
October 4 days
Windiest months:
February 11.0 mph
December 10.7 mph
January 10.2 mph

London on a weather map

London
+46°F
NE 6 mph
Feels like: +45°F
Precip.: 0%
Places in United Kingdom:
Name
°F
+43°F
+39°F
+46°F
+48°F
+45°F
+61°F
+37°F
+43°F
+45°F
+46°F
+43°F
+46°F
+43°F
+41°F
+41°F
24 Hours Forecast
London
Local time: 06:14
May 17, sunday
0900
52°F
E
6 mph
1200
59°F
E
8 mph
1500
61°F
E
9 mph
1800
59°F
E
9 mph
2100
52°F
E
9 mph
May 18, monday
0000
48°F
NE
6 mph
0300
46°F
NE
5 mph
0600
46°F
NE
5 mph
Units of measurement: °C / °F