All Regions Europe Amber heatwave health warnings in place as temperatures set to hit 34C Certain parts of London could reach as high as 34C My London – WeatherRead More About Author OTW Observer See author's posts Post navigation Previous Erin Moving Quickly to the West…Next Met Office explains why Heathrow is usually hottest part of London amid 34C forecast Related Stories Overnight temperatures during London heatwave as Met Office forecasts record-breaking heat All Regions Europe Overnight temperatures during London heatwave as Met Office forecasts record-breaking heat June 19, 2026 New Met Office London heatwave warning for hottest ever June day – Exact date it will end All Regions Europe New Met Office London heatwave warning for hottest ever June day – Exact date it will end June 19, 2026 Met Office London heatwave verdict for this weekend with warning over major difference to May All Regions Europe Met Office London heatwave verdict for this weekend with warning over major difference to May June 17, 2026
