Athens weather in January 2027

Q: How warm is it in Athens in January?

Daytime temperatures usually reach 12°C in Athens in January, falling to 5°C at night.

Q: How sunny is it in Athens in January?

There are normally 4 hours of bright sunshine each day in Athens in January - that's 44% of daylight hours.

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

The average sea temperature around Athens in January is 15°C.

Q: Does it rain in Athens in January?

There are usually 8 days with some rain in Athens in January and the average monthly rainfall is 63mm.

Expect daytime maximum temperatures of 12°C in Athens, Greece in January based on long-term weather averages. There are 4 hours of sunshine per day on average with typically 63 mm of rainfall in the month.

12
12°C max day temperature
4
4 hours of sunshine per day
8
8 days with some rainfall
5
5°C min night temperature
10
10 hours of daylight per day
0
No heat & humidity
63
63 mm of monthly rainfall
2
2 (Low) UV index
15
15°C sea temperature

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The January weather guide for Greece (Athens) 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)