Gammarth weather in December 2025

Expect daytime maximum temperatures of 17°C in Gammarth, Tunisia in December based on long-term weather averages. There are 5 hours of sunshine per day on average with 12 days with some rainfall and typically 70 mm of rainfall in the month.

  • 17°C maximum daytime temperature in December in Gammarth17
    17°C max day temperature
  • 5 hours of sunshine per day
  • 12 days with some rainfall in December in Gammarth12
    12 days with some rainfall
  • 8°C minimum night-time temperature in December in Gammarth8
    8°C min night temperature
  • 10 hours of daylight per day in December in Gammarth10
    10 hours of daylight per day
  • No heat & humidity in December in Gammarth0
    No heat & humidity
  • 70 mm monthly rainfall in December in Gammarth70
    70 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in December in Gammarth2
    2 (Low) UV index
  • 17°C sea temperature in December in Gammarth17
    17°C sea temperature

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The December weather guide for Tunisia (Gammarth) 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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How warm is it in Gammarth in December?

Daytime temperatures usually reach 17°C in Gammarth in December, falling to 8°C at night.

How sunny is it in Gammarth in December?

There are normally 5 hours of bright sunshine each day in Gammarth in December - that's 50% of daylight hours.

How warm is the sea around Gammarth in December?

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

Does it rain in Gammarth in December?

There are usually 12 days with some rain in Gammarth in December and the average monthly rainfall is 70mm.

Gammarth December sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 07:13 17:02
Tuesday, 16th December 2025 07:25 17:04
Wednesday, 31st December 2025 07:32 17:12

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