All Regions Europe Grim London weather forecast for September as 4 days of rain and thunder to hit The sun will be hiding between clouds for much of the week My London – WeatherRead More About Author OTW Observer See author's posts Post navigation Previous The First Labor Day ParadeNext BBC Weather verdict on date it will be sunny again in London after 4 days of rain and thunder 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