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London Weather and Climate: A Comprehensive Guide

The temperature in London can vary greatly throughout the year. The temperatures shift from warm to very cold. It is also known for its large amounts of rain/snowfall. Let's now guide you through the climate details for a complete overview.

Average maximum day and minimum night temperature

Depending on the time of the year, temperatures range from comfortable to very cold in London. Typically, average maximum daytime temperatures range from a comfortable 27°C in July to a very cold 0°C in the coolest month, January.

Nights are cooler, with lows often dropping to around -9°C during the colder months.

Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

London has a relatively rain/snowy climate with high precipitation levels, averaging 1073 mm of rain/snowfall annually. Precipitation levels in London remain relatively steady throughout the year. June has the most rain, with 110 mm over 11 days. In February, this drops slightly to 71 mm, making the city's climate fairly predictable.

The mean monthly precipitation over the year, including rain, hail and snow

Forecast for London

Wed   Jan 22
-10°C | -22°C
S 7 m/s
1.3 mm
broken clouds and slight rain

broken clouds and slight rain

Thu   Jan 23
-5°C | -10°C
SW 5 m/s
7.8 mm
overcast and snow

overcast and snow

Fri   Jan 24
-7°C | -14°C
W 4 m/s
partly cloudy and no rain

partly cloudy and no rain

Select a Month of Interest

Check the conditions for any month of the year.

The best time of year to visit London in Canada

During the months of May, June and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • When is winter in London?
    The coldest season / winter is in the following months: January, February and December.
  • Which is the warmest month in London?
    July has an average maximum temperature of 27°C and is the warmest month of the year.
  • Which is the coldest month in London?
    The coldest month is January with an average maximum temperature of 0°C.
  • Which is the wettest month in London?
    June tops the wettest month list with 110 mm of rainfall.
  • Which is the driest month in London?
    February is the driest month with 71 mm of precipitation.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.