Averages for Grand Cayman in December

  Temperature 26°C

78°F

Low Temperature 22°C

72°F

  High Temperature 29°C

84°F

  Sunshine Hours 8 hrs
  Chance of Sunny Day 60 %
  Rainfall 90mm
  Rainfall days 11 days
  Sea Temperature 28°C

82°F

Chance of Windy Day 40 %

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