Biloxi weather in December 2025

Expect daytime maximum temperatures of 17°C in Biloxi, Mississippi in December based on long-term weather averages. There are 5 hours of sunshine per day on average with 10 days with some rainfall and typically 121 mm of rainfall in the month.

  • 17°C maximum daytime temperature in December in Biloxi17
    17°C max day temperature
  • 5 hours of sunshine per day
  • 10 days with some rainfall in December in Biloxi10
    10 days with some rainfall
  • 6°C minimum night-time temperature in December in Biloxi6
    6°C min night temperature
  • 10 hours of daylight per day in December in Biloxi10
    10 hours of daylight per day
  • No heat & humidity in December in Biloxi0
    No heat & humidity
  • 121 mm monthly rainfall in December in Biloxi121
    121 mm of monthly rainfall
  • UV (maximum) index 4 (Moderate) in December in Biloxi4
    4 (Moderate) UV index
  • 17°C sea temperature in December in Biloxi17
    17°C sea temperature

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The December weather guide for Mississippi (Biloxi) 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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More about the USA

How warm is it in Biloxi in December?

Daytime temperatures usually reach 17°C in Biloxi in December, falling to 6°C at night.

How sunny is it in Biloxi in December?

There are normally 5 hours of bright sunshine each day in Biloxi in December - that's 51% of daylight hours.

How warm is the sea around Biloxi in December?

The average sea temperature around Biloxi in December is 17°C.

Does it rain in Biloxi in December?

There are usually 10 days with some rain in Biloxi in December and the average monthly rainfall is 121mm.

Biloxi December sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 06:35 16:54
Tuesday, 16th December 2025 06:46 16:57
Wednesday, 31st December 2025 06:52 17:05

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