Argostoli weather in January 2027

Q: How warm is it in Argostoli in January?

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

Q: How sunny is it in Argostoli in January?

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

Q: How warm is the sea around Argostoli in January?

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

Q: Does it rain in Argostoli in January?

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

Expect daytime maximum temperatures of 13°C in Argostoli, Kefalonia in January based on long-term weather averages. There are 5 hours of sunshine per day on average with 14 days with some rainfall and typically 148 mm of rainfall in the month.

13
13°C max day temperature
5
5 hours of sunshine per day
14
14 days with some rainfall
6
6°C min night temperature
10
10 hours of daylight per day
0
No heat & humidity
148
148 mm of monthly rainfall
2
2 (Low) UV index
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.

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