Marmari weather in December 2025

Expect 16°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Marmari in December based on long-term weather averages. There is usually 14 days with some rainfall and 159 mm of average monthly rainfall in December.

  • 16°C maximum daytime temperature in December in Marmari16
    16°C max day temperature
  • 5 hours of sunshine per day
  • 14 days with some rainfall in December in Marmari14
    14 days with some rainfall
  • 10°C minimum night-time temperature in December in Marmari10
    10°C min night temperature
  • 10 hours of daylight per day in December in Marmari10
    10 hours of daylight per day
  • No heat & humidity in December in Marmari0
    No heat & humidity
  • 159 mm monthly rainfall in December in Marmari159
    159 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in December in Marmari2
    2 (Low) UV index
  • 18°C sea temperature in December in Marmari18
    18°C sea temperature

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The December weather guide for Kos (Marmari) 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 Marmari in December?

Daytime temperatures usually reach 16°C in Marmari in December, falling to 10°C at night.

How sunny is it in Marmari in December?

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

How warm is the sea around Marmari in December?

The average sea temperature around Marmari in December is 18°C.

Does it rain in Marmari in December?

There are usually 14 days with some rain in Marmari in December and the average monthly rainfall is 159mm.

Marmari December sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 07:06 16:55
Tuesday, 16th December 2025 07:18 16:56
Wednesday, 31st December 2025 07:24 17:05

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