George Town weather in December 2025

Expect daytime maximum temperatures of 84°F in George Town, Cayman Islands in December and high heat and humidity based on long-term weather averages. There are 7 hours of sunshine per day on average with 12 days with some rainfall and typically 2.2 inches of rainfall in the month.

• 84
  84°F max day temperature
• 7
  7 hours of sunshine per day
• 12
  12 days with some rainfall
• 73
  73°F min night temperature
• 11
  11 hours of daylight per day
• H
  High heat & humidity
• 2.2
  2.2 inches of monthly rainfall
• 7
  7 (High) UV index
• 81
  81°F sea temperature

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George Town by month

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The December weather guide for Cayman Islands, represented by George Town, (George Town) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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George Town December sunrise & sunset times

Browse the sunrise and sunset times for George Town in December 2025. Select a month to view George Town sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

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