Greece weather in September
In September, popular resorts in Greece (Heraklion, Chania, Rethymno, Rhodes, Kos) average 26°C by day and 23°C at night, and the sea is about 26°C. On average 20 mm of rain falls during the month.
That is 3°C cooler than in August, and in October days average 23°C.
It is good weather for both the beach and sightseeing. The sea is warm and pleasant for swimming.
Warmest resorts in Greece in September
Greece weather in other months
See also
FAQ
Is it warm in Greece in September?
In September, popular resorts in Greece (Heraklion, Chania, Rethymno, Rhodes, Kos) average 26°C by day and 23°C at night, and the sea is about 26°C. On average 20 mm of rain falls during the month. It is good weather for both the beach and sightseeing.
What is the sea temperature in Greece in September?
About 26°C on average. The warmest water is in Rhodes (27°C).
Where is it warmest in Greece in September?
The warmest place is Rhodes (29°C by day), followed by Kos (28°C) and Chania (26°C).
Does it rain in Greece in September?
On average 20 mm of rain falls in the month. Rain happens, but usually in short showers.
Long-term averages from NASA POWER data (MERRA-2, 2001-2020 reanalysis, CC BY 4.0). Sea temperature is the average water surface temperature at the nearest grid point over the sea. This is climate, not a forecast for a specific day.