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London Weather News

London

London UV index today

UV peaks at 6 today (high). Reduce time in the sun 10am-4pm. SPF 50+.

28°CFeels like 24°CHumidity 24%Wind 18 km/h

7-day UV outlook

  • Today6
    High
  • Tuesday6
    High
  • Wednesday6
    High
  • Thursday7
    High
  • Friday7
    High
  • Saturday7
    High
  • Sunday7
    High

Sun safety in London

London sits at latitude 33°S with famously intense sun. UV can reach extreme levels between November and February, often before midday. Cancer Research UK recommends sun protection whenever the UV index is 3 or above, and London typically exceeds 3 for around 10 hours a day in summer.

UV categories

  • Low (up to 2): Sun protection not usually needed.
  • Moderate (up to 5): Wear sunscreen, a hat and sunglasses.
  • High (up to 7): Reduce time in the sun 10am-4pm. SPF 50+.
  • Very high (up to 10): Avoid the midday sun. Full sun protection.
  • Extreme (11+): Stay indoors during peak UV hours.