London Weather History
United Kingdom · Europe · Weather data 1976–today
London sits 5734km from the equator, 14m above sea level. That combination gives it a mild climate with rain spread evenly through the year (Temperate oceanic climate). Its record high is 36.4°C, set 2022-07-19, its record low -16.0°C, set 1981-12-13.
Data through September 20, 2026.
Frequently asked questions about the weather in London
What is the hottest temperature ever recorded in London?
The highest temperature in this record for London is 36.4°C, measured on 2022-07-19. That is a recorded daily value from London's own series covering 1976 to 2025, not an estimate or a regional average.
What is the coldest temperature ever recorded in London?
The lowest temperature in this record for London is -16.0°C, measured on 1981-12-13. Together with the heat record above, that spans the full range this city has actually experienced across 1976 to 2025.
How much rain does London get a year?
London averages 647mm of precipitation a year, spread across roughly 125 days with at least 1mm. That average is taken over 50 complete calendar years, so one exceptionally wet or dry year does not set the figure.
What was the wettest day on record in London?
On 2021-06-18, 34.7mm fell on London, the highest single-day total in this series. For scale, that is roughly 5% of what the city receives in an average full year, in one day.
How many hours of sunshine does London get a year?
London averages 2717 sunshine hours a year, which works out to about 7.4 hours a day across the whole year. Sunshine hours measure the time direct sunlight actually reaches the ground, not simply how long it is light.
How warm are summers and how cold are winters in London?
Across the summer months London averages a daytime high near 20.8°C, while winter nights average 2.2°C. The seasons here are set from London's position relative to the equator rather than a fixed northern-hemisphere calendar.
What is the strongest wind recorded in London?
The strongest wind speed recorded in London is 65 km/h, on 1987-10-16. That is the daily maximum sustained wind rather than the peak gust, which typically runs higher still.
