Athens weather in September 2025

The weather in Athens in September is hot. The average temperatures are between 22°C and 28°C.

You can expect a few rainy days in Athens during September, but usually the weather is comfortable in September.

Our weather forecast can give you a great sense of what weather to expect in Athens in September 2025.

If you’re planning to visit Athens in the near future, we highly recommend that you review the 14 day weather forecast for Athens before you arrive.

Temperatures

28° / 22°

Rainy Days

Snowy Days

Dry Days

Rainfall

Sun Hours

11.7

Hrs

Explore the weather in Athens in other months

Month	Temperatures	Rainy Days	Dry Days	Snowy Days	Rainfall	Weather	More details
January	12° / 7°	4	25	2	53 mm	Bad	Athens in January
February	14° / 8°	4	23	1	57 mm	Good	Athens in February
March	16° / 10°	4	27	0	54 mm	Good	Athens in March
April	19° / 13°	3	27	0	46 mm	Good	Athens in April
May	24° / 17°	3	28	0	38 mm	Perfect	Athens in May
June	29° / 22°	2	28	0	36 mm	Good	Athens in June
July	32° / 25°	0	31	0	10 mm	Good	Athens in July
August	31° / 25°	0	31	0	7 mm	Good	Athens in August
September	28° / 22°	2	28	0	43 mm	Perfect	Athens in September
October	22° / 17°	3	28	0	61 mm	Good	Athens in October
November	18° / 14°	2	28	0	56 mm	Good	Athens in November
December	14° / 10°	4	27	0	67 mm	Good	Athens in December