All Regions Europe Met Office explains why Heathrow is usually hottest part of London amid 34C forecast The airport could see temperatures get into the middle 30s today My London – WeatherRead More About Author OTW Observer See author's posts Post navigation Previous Amber heatwave health warnings in place as temperatures set to hit 34CNext New London weather forecast predicts when temperatures will plummet after 33C heat 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temperatures set to dive with rain on the way May 27, 2026 London’s ‘ban’ on air conditioning in new homes attacked as ‘outdated’ by Tories All Regions Europe London’s ‘ban’ on air conditioning in new homes attacked as ‘outdated’ by Tories May 27, 2026 Met Office ‘intense thunderstorms’ 7-hour warning covers parts of London All Regions Europe Met Office ‘intense thunderstorms’ 7-hour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