Europe London Marathon weather forecast spells good news for runners as three give predictions for April 21 The forecasters generally agree though some predict a gloomier day than others My London – WeatherRead More About Author See author's posts Post navigation Previous Watching This…Next How Deep Was Death Valley’s Temporary Lake? Related Stories London weather U-turn as temperatures set to dive with rain on the way All Regions Europe London weather U-turn as temperatures set to dive with rain on the way May 27, 2026 London’s ‘ban’ on air conditioning in new homes attacked as ‘outdated’ by Tories All Regions Europe London’s ‘ban’ on air conditioning in new homes attacked as ‘outdated’ by Tories May 27, 2026 Met Office ‘intense thunderstorms’ 7-hour warning covers parts of London All Regions Europe Met Office ‘intense thunderstorms’ 7-hour warning covers parts of London May 26, 2026