Galissas weather in December 2024

Expect 59°F daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Galissas in December. Check more long-term weather averages for Galissas in December before you book your next holiday to Syros in 2024/2025.

  • 59°F maximum daytime temperature in December in Galissas59
    59°F max day temperature
  • 4 hours of sunshine per day
  • 11 days with some rainfall in December in Galissas11
    11 days with some rainfall
  • 50°F minimum night-time temperature in December in Galissas50
    50°F min night temperature
  • 10 hours of daylight per day in December in Galissas10
    10 hours of daylight per day
  • No heat & humidity in December in Galissas0
    No heat & humidity
  • 3.6 inches monthly rainfall in December in Galissas3.6
    3.6 inches of monthly rainfall
  • UV (maximum) index 2 (Low) in December in Galissas2
    2 (Low) UV index
  • 61°F sea temperature in December in Galissas61
    61°F sea temperature

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The December weather guide for Syros, represented by Galissas, (Galissas) 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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More about Greece

How warm is it in Galissas in December?

Daytime temperatures usually reach 59°F in Galissas in December, falling to 50°F at night.

How sunny is it in Galissas in December?

There are normally 4 hours of bright sunshine each day in Galissas in December - that's 45% of daylight hours.

How warm is the sea around Galissas in December?

The average sea temperature around Galissas in December is 61°F.

Does it rain in Galissas in December?

There are usually 11 days with some rain in Galissas in December and the average monthly rainfall is 3.6 inches.

Galissas December sunrise & sunset times

Browse the sunrise and sunset times for Galissas in December 2024. Select a month to view Galissas sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st December 2024 07:16 17:03
Monday, 16th December 2024 07:28 17:04
Tuesday, 31st December 2024 07:35 17:13

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