Athens
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Average monthly water temperature in Athens, Greece

On this page you find the mean water temperature over the year in Athens (Attica), Greece. Discover when the water is at its warmest and coolest, perfect for planning your visit.

In Athens, the water undergoes seasonal changes. The warmest month is July, with an average water temperature of 24°C (75°F).

The coldest water temperature month, January, has an average temperature of 14°C (57°F). It may not be the ideal time for a swim.

Athens Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Athens - and find the best time to visit.

Athens 3-Day Forecast

More climate data for Athens

Popular in September

Where to go in September - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.