Weather in Athens in September
September in Athens is warm outdoor weather. Days are long enough to be useful. Shade starts to matter at midday.
In Greece, this is how Athens actually wears September, not how a country centroid would. Compared with July and January, September sits in the middle of Athens's year.
Pack for Athens in September, not for a brochure that was photographed in another season.
- Average temp
- 25°C
20–30°C
- Rainfall
- 24 mm
Not much rain
- Sunshine
- 9.2 h
hours per day
What to expect
Daytime
Warm days in Athens in September. A hat starts to earn its keep at midday. Evenings are the comfortable part of the clock.
You can walk at more hours than in the fierce months. Still build in a pause when the sun is high. Nights are easy.
Rain
Rain is not the story in Athens in September. Pack for sun. A shower would be news, not a plan.
Do not build the trip around weather windows. Build it around shade if it is hot, and around getting outside if it is not.
Evening
Evenings stay warm.
What to pack
Sun protection
Where to stay in Athens
Dates are a starting point for September.
Travel guides for Athens
What to read before you book.
Average weather in Athens
TemperatureRainfall
Similar weather in September
Other destinations whose September averages sit close to this one.
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FAQs about Athens
Climate averages for Athens, 1991–2020.
The best time to visit Athens is between May and October, the most comfortable stretch of the year on these averages.
August is the hottest month, with an average around 29°C.
December is the wettest month, with about 86 mm of rain.
No. These are 1991–2020 climate normals from Meteostat, not a live forecast. Actual weather in any given week can differ.
