All Regions Europe Warning over high pollen and UV levels as temperatures set to hit 29C “Two areas people should be aware of during this warm spell are high pollen and high UV.” My London – WeatherRead More About Author OTW Observer See author's posts Post navigation Previous New BBC weather forecast predicts London will be even hotter than Ibiza this weekNext UK records hottest day of year so far, Met Office says Related Stories Met Office predicts London’s sunniest day this week amid spell of grey skies All Regions Europe Met Office predicts London’s sunniest day this week amid spell of grey skies October 14, 2025 All the storm names for 2025 and 2026 and how you can get one named after yourself All Regions Europe All the storm names for 2025 and 2026 and how you can get one named after yourself October 12, 2025 When will London get its last 6pm sunset and when do the clocks go back? All Regions Europe When will London get its last 6pm sunset and when do the clocks go back? October 10, 2025