All Regions Europe London Marathon weather warning issued as athletes told ‘remember why you are taking part’ Sunday is set to be hotter than Madrid and Barcelona My London – WeatherRead More About Author OTW Observer See author's posts Post navigation Previous Exactly which day will be hottest in London next week with temperatures soaring to 26CNext Argentina’s Sierra de Las Quijadas Related Stories Met Office issues heavy rain warning for London with 50mm set to fall All Regions Europe Met Office issues heavy rain warning for London with 50mm set to fall November 28, 2025 Met Office verdict on London being drenched in ‘heavy rain’ over miserable 11 day forecast All Regions Europe Met Office verdict on London being drenched in ‘heavy rain’ over miserable 11 day forecast November 28, 2025 New London weather forecast shows nearly 2 weeks straight of rain All Regions Europe New London weather forecast shows nearly 2 weeks straight of rain November 26, 2025