Morgan Bay weather in December 2025

Expect 29°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Morgan Bay in December based on long-term weather averages. There is usually 18 days with some rainfall and 149 mm of average monthly rainfall in December.

• 29
  29°C max day temperature
• 8
  8 hours of sunshine per day
• 18
  18 days with some rainfall
• 23
  23°C min night temperature
• 11
  11 hours of daylight per day
• H
  High heat & humidity
• 149
  149 mm of monthly rainfall
• 8
  8 (Very High) UV index
• 27
  27°C sea temperature

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The December weather guide for St Lucia (Morgan Bay) 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 / mm)  |  Imperial (°F / inches)

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Morgan Bay December sunrise & sunset times

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

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