Athens weather in October
Temperature, sea and sunshine in October: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in October
Excellent
Best time to visit: April – May, September – October
What is the weather like in Athens in October?
In October, Athens is warm: daytime highs average 23 °C, and nights cool down to about 15 °C. The sea averages 23.0 °C – pleasant for swimming. Expect around 6 hours of sunshine a day. Rain is rare: about 4 days bring 26 mm in total. All in all, October is an excellent month for a holiday in Athens.
October compared
How the weather changes from September to November. Tap a month to open it.
| SeptemberSep | OctoberOct | NovemberNov | |
|---|---|---|---|
| Score | 89 | 91 | 78 |
| Day | 28° | 23° | 18° |
| Night | 19° | 15° | 12° |
| Sea | 25° | 23° | 20° |
| Sun | 8 h | 6 h | 4 h |
| Rain days | 3 | 4 | 7 |
More details for October
- Daylight
- 11 h 17 min07:32 – 18:49
- UV index
- 5 · moderateclear sky, noon (estimate)All months
- Muggy days
- 1 daydew point 18 °C or more
- Wind
- 15 km/haverage daily peak
- Cloud cover
- 38 %on average
- Hot days
- 1 day30 °C or more
- Snow days
- 0 days1 cm or more of fresh snow
- Time zone
- UTC+3Europe/Athens
How the score comes together
- Temperatureweight 50 %100 %
- Sunshineweight 20 %53 %
- Few rainy daysweight 30 %100 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in October
- Swimwear
- Sunscreen
- A jumper for the evenings
Athens in October: quick answers
Is Athens hot in October?
Warm rather than hot: in October, daytime highs in Athens average 23 °C and nights cool to about 15 °C.
Can you swim in Athens in October?
Yes. In October the sea averages 23.0 °C – pleasant for swimming.
Does it rain much in Athens in October?
Rain is rare: about 4 days bring 26 mm in total.
Athens month by month
The whole year in AthensAll destinations: GreeceWhere to go in OctoberSea temperature in October
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0)