All Regions Europe ‘Pollen bomb’ warning issued across London Levels of pollen will be high or very high in the capital over the next few days My London – WeatherRead More About Author OTW Observer See author's posts Post navigation Previous Three-day mini-heatwave to hit London with overnight temperatures as high as 13CNext Temperatures could reach 24C in UK as fire services battle wildfires Related Stories How hot will it be in London this week and will it rain? All Regions Europe How hot will it be in London this week and will it rain? May 11, 2026 BBC’s bleak weather outlook for rest of May with 9 days of rain and thunderstorms All Regions Europe BBC’s bleak weather outlook for rest of May with 9 days of rain and thunderstorms May 8, 2026 When it will next be sunny in London again – but there is a big catch All Regions Europe When it will next be sunny in London again – but there is a big catch May 6, 2026