Cardiff weather in December 2024

Expect 8°C daytime maximum temperatures in the shade with on average 2 hours of sunshine per day in Cardiff in December. Check more long-term weather averages for Cardiff in December before you book your next holiday to Wales in 2024/2025.

  • 8°C maximum daytime temperature in December in Cardiff8
    8°C max day temperature
  • 2 hours of sunshine per day
  • 19 days with some rainfall in December in Cardiff19
    19 days with some rainfall
  • 3°C minimum night-time temperature in December in Cardiff3
    3°C min night temperature
  • 8 hours of daylight per day in December in Cardiff8
    8 hours of daylight per day
  • No heat & humidity in December in Cardiff0
    No heat & humidity
  • 109 mm monthly rainfall in December in Cardiff109
    109 mm of monthly rainfall
  • No UV (maximum) index in December in Cardiff0
    No UV (Maximum) Index UV index
  • 9°C sea temperature in December in Cardiff9
    9°C sea temperature

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