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London, Canada Weather Averages

July is the hottest month in London with an average temperature of 21°C (69°F) and the coldest is January at -6°C (21°F) with the most daily sunshine hours at 11 in July. The wettest month is December with an average of 100mm of rain..

Average Temperature London

What is Average Temperature?
The average high temperature and the average low temperature for that month, on a daily basis, divided by 2 equals the average temperature for that month
What is Average Temperature?
The average high temperature and the average low temperature for that month, on a daily basis, divided by 2 equals the average temperature for that month

Average High Low Temperature London

What is Average High Low Temperature?
The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily
What is Average High Low Temperature?
The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily

Average Rainfall London

What is Average Rainfall?
The amount of mm in rain for that month divided by the number of days, and the number of days that it rains during that month on average, over a given period of years
What is Average Rainfall?
The amount of mm in rain for that month divided by the number of days, and the number of days that it rains during that month on average, over a given period of years

Average Daily Sunshine Hours London

What are Average Daily Sunshine Hours?
Total sunshine hours for the month, divided by the number of days in the month. Sunshine hours are taken with a sunshine recorder, either a Campbell-Stokes recorder or an Eppley Pyreheliometer
What are Average Daily Sunshine Hours?
Total sunshine hours for the month, divided by the number of days in the month. Sunshine hours are taken with a sunshine recorder, either a Campbell-Stokes recorder or an Eppley Pyreheliometer

London : Next 24-Hour Weather

Tomorrow - 4th July 2026

Sunrise 05:51

Sunrise

Sunset 21:07

Sunset
21:00
Clear
26°C (78°F)
22:00
Clear
25°C (76°F)
23:00
Clear
25°C (76°F)

Tomorrow - 5th July 2026

Sunrise 05:51

Sunrise

Sunset 21:07

Sunset
0:00
Clear
23°C (72°F)
1:00
Patchy rain possible
24°C (74°F)
2:00
Patchy rain possible
23°C (72°F)
3:00
Clear
22°C (71°F)
4:00
Clear
22°C (70°F)
5:00
Clear
21°C (69°F)
6:00
Cloudy
19°C (65°F)
7:00
Cloudy
20°C (67°F)
8:00
Light rain shower
20°C (67°F)
9:00
Light drizzle
20°C (67°F)
10:00
Mist
20°C (68°F)
11:00
Mist
21°C (69°F)
12:00
Patchy rain possible
21°C (69°F)
13:00
Light drizzle
21°C (69°F)
14:00
Light drizzle
21°C (69°F)
15:00
Light rain
21°C (68°F)
16:00
Light rain
20°C (68°F)
17:00
Light rain shower
21°C (68°F)
18:00
Mist
21°C (69°F)
19:00
Mist
21°C (68°F)
20:00
Cloudy
20°C (68°F)