Europe London weather forecast hour-by-hour as temperatures set to hit a scorching 30C London is set for some very hot weather My London – WeatherRead More About Author See author's posts Continue Reading Previous: Latest Met Office London heatwave forecast as weather experts predict 31C scorching temperaturesNext: Record Rainfall Floods Midwest Related Stories 26C weather to mark ‘last blast of summer’ in London before rain sweeps in All Regions Europe 26C weather to mark ‘last blast of summer’ in London before rain sweeps in September 19, 2025 Exactly when London temperatures soar to 26C before dropping 10 degrees All Regions Europe Exactly when London temperatures soar to 26C before dropping 10 degrees September 17, 2025 Weather expert gives verdict on chances of thunderstorms in London next week All Regions Europe Weather expert gives verdict on chances of thunderstorms in London next week September 16, 2025