Places / Tower of London

UV index at Tower of London, England

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A castle visit with time outdoors

The Tower of London combines buildings with open grounds and walks between stops. Joining an outdoor explanation or waiting to enter another part of the site can lengthen the visit. Look at the forecast for more than your arrival hour.

Walls provide changing shelter

A building's shadow can help in one place without describing the courtyard beyond it. This is an outdoor area forecast, not a reading inside the White Tower or another enclosed room. Cloud and cool air do not replace checking the UV curve.

Include the riverside walk

If you add Tower Bridge or a walk beside the Thames, check those later hours too. London's winter and summer days can have very different curves. Use Historic Royal Palaces for current access and visitor information.

A visit centred on the Crown Jewels still involves getting between buildings and reaching the entrance. Check the outdoor part of the itinerary rather than treating every attraction within the walls as an indoor stop.

Sun protection tips for Tower of London

  • Keep a hat and sunglasses available for open parts of the grounds.
  • Bring sun protection if the visit continues into a longer riverside outing.
  • Check the actual day's readings rather than assuming a cloudy London morning stays low all day.

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Visitor information

Tower of London visitor information

UV forecasts are model estimates for the area, not readings at a particular seat, path or shaded spot. This is general information about sun safety and isn’t medical advice. Last updated October 24, 2026.