Heraklion weather in December 2025

Expect daytime maximum temperatures of 15°C in Heraklion, Crete in December based on long-term weather averages. There are 4 hours of sunshine per day on average with 12 days with some rainfall and typically 122 mm of rainfall in the month.

  • 15°C maximum daytime temperature in December in Heraklion15
    15°C max day temperature
  • 4 hours of sunshine per day
  • 12 days with some rainfall in December in Heraklion12
    12 days with some rainfall
  • 9°C minimum night-time temperature in December in Heraklion9
    9°C min night temperature
  • 10 hours of daylight per day in December in Heraklion10
    10 hours of daylight per day
  • No heat & humidity in December in Heraklion0
    No heat & humidity
  • 122 mm monthly rainfall in December in Heraklion122
    122 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in December in Heraklion2
    2 (Low) UV index
  • 18°C sea temperature in December in Heraklion18
    18°C sea temperature

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The December weather guide for Crete (Heraklion) 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 Crete

How warm is it in Heraklion in December?

Daytime temperatures usually reach 15°C in Heraklion in December, falling to 9°C at night.

How sunny is it in Heraklion in December?

There are normally 4 hours of bright sunshine each day in Heraklion in December - that's 41% of daylight hours.

How warm is the sea around Heraklion in December?

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

Does it rain in Heraklion in December?

There are usually 12 days with some rain in Heraklion in December and the average monthly rainfall is 122mm.

Heraklion December sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 07:10 17:07
Tuesday, 16th December 2025 07:22 17:09
Wednesday, 31st December 2025 07:28 17:17

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