London
United Kingdom
Long-term weather forecast
Long-term weather forecast
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January weather forecast and Climate
London, United Kingdom

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The large Thames river in London overlooking the Westminster Palace and the Big Ben clock tower in London, United Kingdom, on a cloudy evening after sunset
The large Thames river in London overlooking the Westminster Palace and the Big Ben clock tower in London, United Kingdom, on a cloudy evening after sunset
January lies in the winter season of London with the average low temperature around a cold 37°F (2.8°C). The New Year is usually cold and gray - the overcast skies hardly allow the sun to break the cloud cover for more than a daily couple of hours. London is warmer than the majority of the United Kingdom, and the average high temperature in January rests around 47°F (8.3°C).
January is the snowiest month in London around 9.6" (243.8mm) while the rain is moderate at the most at 2.1" (53.3mm). Expect drizzles anytime and always carry an umbrella, raincoat or jacket to remain warm and dry. Cold and frosty January nights need warm winter clothes.
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  • The average high temperature in January: 8.1°C

The warmest month (with the highest average high temperature) is July (23.5°C).
The month with the lowest average high temperature is January (8.1°C).

  • The average low temperature in January: 2.3°C

The month with the highest average low temperature is July (13.9°C).
The coldest month (with the lowest average low temperature) is February (2.1°C).

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  • The average rainfall in January: 55.2mm

The wettest month (with the highest rainfall) is October (68.5mm).
The driest month (with the lowest rainfall) is February (40.9mm).

  • The average rainfall days in January: 11.1 days

The month with the highest number of rainy days is January (11.1 days).
The month with the lowest number of rainy days is August (7.5 days).

  • The average daylight in January: 8h

The month with the longest days is June (Average daylight: 17h).
Months with shortest days are January and December (Average daylight: 8h).

  • The average sunshine in January: 2h

Months with most sunshine are June and July (Average sunshine: 6.8h).
The month with least sunshine is December (Average sunshine: 1.7h).

  • The average UV index in January: 1

Months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 0).

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