Europe London weather forecast hour by hour as rain gives way to 20C sunshine The weather is set to improve in time for the first day of Carnival My London – WeatherRead More About Author See author's posts Post navigation Previous Constructing Egypt’s New CapitalNext London flood alert issued as map shows areas where paths and roads could be submerged Related Stories London warning of ‘extreme’ wildfire risk this weekend as 31C heatwave continues All Regions Europe London warning of ‘extreme’ wildfire risk this weekend as 31C heatwave continues July 10, 2026 Exact dates BBC Weather experts are forecasting 3 days of London thunderstorms after heatwave All Regions Europe Exact dates BBC Weather experts are forecasting 3 days of London thunderstorms after heatwave July 10, 2026 UK heatwave to last longer than expected as Met Office reveals when London will cool down slightly All Regions Europe UK heatwave to last longer than expected as Met Office reveals when London will cool down slightly July 9, 2026