World Resorts Canada London Weather

London weather in May

Weather in London: May

Average day temperature: 62.9°F
Average night temperature: 49.6°F
Number of sunny days: 10 days
Day length: 14.1 - 15.1 hours
Number of rainy days: 2 days
Precipitation totals: 0.8 in.

Air temperature in May, °F

Show year:
2025
2024
2023

The highest day temperature during May of 2025 was 81°F. At the same time the lowest night temperature was 33°F. Daily and nightly averages during May were 61.4°F and 47.9°F.

Sunny, partly cloudy and cloudy days

Mostly all days in May are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in May, in.

Precipitation total value in London in May is 0.8 in. Other months of the year show relatively similar values.

Wind speed in May, mph

The average wind speed value in May is 9.4 mph

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in May is: 7.6.

Best time for vacation in London

Sunniest months:
September 14 days
June 11 days
July 11 days
Warmest months:
July 77.6 °F
August 76.9 °F
June 73.3 °F
Coldest months:
January 27.8 °F
February 28.8 °F
December 34.8 °F
Rainiest months:
July 3 days
June 3 days
April 2 days
Windiest months:
March 11.6 mph
November 11.2 mph
April 10.9 mph

London on a weather map

London
+10°F
NW 3 mph
Feels like: +9°F
Precip.: 100%
Places in Canada:
Name
°F
+41°F
+45°F
+12°F
+10°F
-8°F
+7°F
-4°F
+3°F
+12°F
-6°F
+25°F
+37°F
+19°F
+16°F
24 Hours Forecast
London
Local time: 05:04
December 05, friday
0600
10°F
NW
3 mph
0900
21°F
N
2 mph
1200
28°F
NE
9 mph
1500
28°F
NE
9 mph
1800
28°F
N
6 mph
2100
28°F
NE
8 mph
December 06, saturday
0000
28°F
NE
11 mph
0300
30°F
NE
14 mph
Units of measurement: °C / °F