Climate averages 1991–2020
Weather in Greece in September
In September, average daytime highs across the 11 cities listed in Greece range from 25.6°C in Thessaloníki to 28.5°C in Irákleion. Monthly rainfall ranges from 11 mm in Glyfáda to 63 mm in Volos.
Long-term climate patterns, not a forecast for a particular trip.
City by city
September in Greece
| City | Average highHigh / low | Average low | Rainfall mm | Rain days |
|---|---|---|---|---|
| Athens | 28.3°C19.0°C | 19.0°C | 15 | 2.5 |
| Thessaloníki | 25.6°C18.3°C | 18.3°C | 50 | 6.8 |
| Pátra | 26.5°C17.7°C | 17.7°C | 51 | 6.8 |
| Piraeus | 28.4°C19.6°C | 19.6°C | 15 | 2.5 |
| Lárisa | 27.4°C17.4°C | 17.4°C | 49 | 5.3 |
| Irákleion | 28.5°C20.1°C | 20.1°C | 19 | 2.9 |
| Acharnés | 28.4°C18.0°C | 18.0°C | 15 | 2.5 |
| Glyfáda | 28.4°C20.1°C | 20.1°C | 11 | 1.8 |
| Volos | 25.8°C19.6°C | 19.6°C | 63 | 6.3 |
| Évosmos | 26.4°C17.7°C | 17.7°C | 50 | 6.8 |
| Khalándrion | 27.8°C18.3°C | 18.3°C | 15 | 2.5 |
A rain day is a local calendar day with at least 1 mm of precipitation.