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 Met Office predicts London’s sunniest day this week amid spell of grey skies All Regions Europe Met Office predicts London’s sunniest day this week amid spell of grey skies October 14, 2025 All the storm names for 2025 and 2026 and how you can get one named after yourself All Regions Europe All the storm names for 2025 and 2026 and how you can get one named after yourself October 12, 2025 When will London get its last 6pm sunset and when do the clocks go back? All Regions Europe When will London get its last 6pm sunset and when do the clocks go back? October 10, 2025