London weather

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The weather guide for London, England shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by MeteoBlue. Find out more about our data sources.

Which is the hottest month in London?

The hottest time of year in London is normally July. Expect maximum daytime temperatures to reach 22°C.

Which month has the most rain in London?

In terms of rainfall, December is usually the wettest month in London with 59mm on average. There are normally 14 days in December with some rain.

When is it sunniest in London?

The sunniest time of year in London is normally August with bright sunshine on average for 41% of daylight hours; that's 6 hours of sunshine per day.

Metric (°C / mm)  |  Imperial (°F / inches)

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Compare London weather with the USA

Below the London weather chart shows average maximum daytime temperature for London, England, UK and the USA (Washington).

Maximum daytime temperature (°C)

London, England, UK
USA (Washington)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C / mm)  |  Imperial (°F / inches)

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