Mykonos weather in December 2025

Expect daytime maximum temperatures of 57°F in Mykonos, Greece in December based on long-term weather averages. There are 5 hours of sunshine per day on average with 11 days with some rainfall and typically 4.0 inches of rainfall in the month.

  • 57°F maximum daytime temperature in December in Mykonos (Mykonos Town)57
    57°F max day temperature
  • 5 hours of sunshine per day
  • 11 days with some rainfall in December in Mykonos (Mykonos Town)11
    11 days with some rainfall
  • 48°F minimum night-time temperature in December in Mykonos (Mykonos Town)48
    48°F min night temperature
  • 10 hours of daylight per day in December in Mykonos (Mykonos Town)10
    10 hours of daylight per day
  • No heat & humidity in December in Mykonos (Mykonos Town)0
    No heat & humidity
  • 4.0 inches monthly rainfall in December in Mykonos (Mykonos Town)4.0
    4.0 inches of monthly rainfall
  • UV (maximum) index 2 (Low) in December in Mykonos (Mykonos Town)2
    2 (Low) UV index
  • 63°F sea temperature in December in Mykonos (Mykonos Town)63
    63°F sea temperature

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The December weather guide for Mykonos (Mykonos Town) 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.

Top Mykonos destinations

Below are average maximum temperatures at popular countries, regions and places in Mykonos in December. Select a holiday destination to see more weather parameters.

All Mykonos destinations

Metric (°C)  |  Imperial (°F)

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How warm is it in Mykonos in December?

Daytime temperatures usually reach 57°F in Mykonos Town, Mykonos in December, falling to 48°F at night.

How sunny is it in Mykonos in December?

There are normally 5 hours of bright sunshine each day in Mykonos Town, Mykonos in December - that's 47% of daylight hours.

How warm is the sea around Mykonos in December?

The average sea temperature around Mykonos Town, Mykonos in December is 63°F.

Does it rain in Mykonos in December?

There are usually 11 days with some rain in Mykonos Town, Mykonos in December and the average monthly rainfall is 4.0 inches.

Mykonos December sunrise & sunset times

Browse the sunrise and sunset times for Mykonos in December 2025. Select a month to view Mykonos sunrise and sunset times for the next 12 months. The Mykonos sunrise and sunset times shown below are for Mykonos Town.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 07:14 17:01
Tuesday, 16th December 2025 07:27 17:02
Wednesday, 31st December 2025 07:33 17:11

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