St George's weather in December 2025

Expect daytime maximum temperatures of 84°F in St George's, Grenada in December and high heat and humidity based on long-term weather averages. There are 7 hours of sunshine per day on average with 18 days with some rainfall and typically 5.4 inches of rainfall in the month.

• 84
  84°F max day temperature
• 7
  7 hours of sunshine per day
• 18
  18 days with some rainfall
• 70
  70°F min night temperature
• 11
  11 hours of daylight per day
• H
  High heat & humidity
• 5.4
  5.4 inches of monthly rainfall
• 9
  9 (Very High) UV index
• 82
  82°F sea temperature

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The December weather guide for Grenada (St George's) 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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St George's December sunrise & sunset times

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

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