Kefalonia weather in January 2025

Expect 13°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Kefalonia in January. Check more long-term weather averages for Kefalonia in January before you book your next holiday to Kefalonia in 2025/2026.

  • 13°C maximum daytime temperature in January in Kefalonia (Argostoli)13
    13°C max day temperature
  • 5 hours of sunshine per day
  • 14 days with some rainfall in January in Kefalonia (Argostoli)14
    14 days with some rainfall
  • 6°C minimum night-time temperature in January in Kefalonia (Argostoli)6
    6°C min night temperature
  • 10 hours of daylight per day in January in Kefalonia (Argostoli)10
    10 hours of daylight per day
  • No heat & humidity in January in Kefalonia (Argostoli)0
    No heat & humidity
  • 148 mm monthly rainfall in January in Kefalonia (Argostoli)148
    148 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in January in Kefalonia (Argostoli)2
    2 (Low) UV index
  • 16°C sea temperature in January in Kefalonia (Argostoli)16
    16°C sea temperature

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The January weather guide for Kefalonia (Argostoli) 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 Kefalonia destinations

Below are average maximum temperatures at popular destinations in Kefalonia in January. Select a destination to see more weather parameters.

All Kefalonia destinations

Metric (°C / mm)  |  Imperial (°F / inches)

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How warm is it in Kefalonia in January?

Daytime temperatures usually reach 13°C in Argostoli, Kefalonia in January, falling to 6°C at night.

How sunny is it in Kefalonia in January?

There are normally 5 hours of bright sunshine each day in Argostoli, Kefalonia in January - that's 48% of daylight hours.

How warm is the sea around Kefalonia in January?

The average sea temperature around Argostoli, Kefalonia in January is 16°C.

Does it rain in Kefalonia in January?

There are usually 14 days with some rain in Argostoli, Kefalonia in January and the average monthly rainfall is 148mm.

Kefalonia January sunrise & sunset times

Browse the sunrise and sunset times for Kefalonia in January 2025. Select a month to view Kefalonia sunrise and sunset times for the next 12 months. The Kefalonia sunrise and sunset times shown below are for Argostoli.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st January 2025 07:55 17:29
Thursday, 16th January 2025 07:53 17:43
Friday, 31st January 2025 07:44 18:00

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