All Regions Europe Thursday set to be hottest day of the year with highs of 30C London Fire Brigade has issued a warning about open-water swimming My London – WeatherRead More About Author OTW Observer See author's posts Post navigation Previous Blackout in AndalusiaNext BBC Weather forecasts massive temperature plunge after soaring 29C 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temperatures set to dive with rain on the way May 27, 2026 London’s ‘ban’ on air conditioning in new homes attacked as ‘outdated’ by Tories All Regions Europe London’s ‘ban’ on air conditioning in new homes attacked as ‘outdated’ by Tories May 27, 2026 Met Office ‘intense thunderstorms’ 7-hour warning covers parts of London All Regions Europe Met Office ‘intense thunderstorms’ 7-hour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