October weather forecast and climate
Athens, Greece

The ancient city of Athens in Greece with a view of the Parthenon Temple at dusk
The ancient city of Athens in Greece with a view of the Parthenon Temple at dusk
In October, the weather starts to cool off significantly compared to the summer months, especially when night falls. The transition from summer to winter starts to take place. The average day temperature ranges from 15°C (59°F) to 23°C (73.4°F), and the temperature decreases further still nearing the end of the month. For many, this weather is still considered pleasant, especially as the chance of rainfall is still considerably low.
The temperature of the sea in October also begins to drop, with the average sea temperature 22°C (71.6°F). This is still warm enough for a quick swim, and a trip to the beach is high on the agenda of many.

What is the temperature in October in Athens?

In Athens, in October, the average high-temperature is 23.5°C (74.3°F), and the average low-temperature is 15.9°C (60.6°F).

How much does it rain in Athens in October?

In Athens, during October, the rain falls for 7.2 days and regularly aggregates up to 52.6mm (2.1") of precipitation.

What is the sea temperature in October in Athens?

In October, in Athens, the average sea temperature is 22.3°C (72.1°F). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 22.3°C (72.1°F) water. The Olympic swimming competition requires a water temperature between 25°C (77°F) and 28°C (82.4°F).
Average temperature in October - Athens, Greece
  • Average high temperature in October: 23.5°C

The warmest month (with the highest average high temperature) is August (33.7°C).
The month with the lowest average high temperature is January (13.3°C).

  • Average low temperature in October: 15.9°C

The month with the highest average low temperature is August (23.8°C).
Coldest months (with the lowest average low temperature) are January and February (6.8°C).

Average humidity in October - Athens, Greece
  • Average humidity in October: 64.6%

The month with the highest relative humidity is November (71.9%).
The month with the lowest relative humidity is August (47.6%).

Average rainfall in October - Athens, Greece
  • Average rainfall in October: 52.6mm

The wettest month (with the highest rainfall) is December (69.1mm).
The driest month (with the lowest rainfall) is July (5.8mm).

Average rainfall days in October - Athens, Greece
  • Average rainfall days in October: 7.2 days

The month with the highest number of rainy days is January (12.6 days).
The month with the lowest number of rainy days is August (1.7 days).

Average sea temperature in October - Athens, Greece
  • Average sea temperature in October: 22.3°C

The best month for swimming (with the highest average sea temperature) is August (26.3°C).
The coldest month (with the lowest average sea temperature) is February (15°C).

Average daylight in October / Average sunshine in October - Athens, Greece
  • Average daylight in October: 11.2h

The month with the longest days is June (Average daylight: 14.8h).
The month with shortest days is December (Average daylight: 9.6h).

  • Average sunshine in October: 6.4h

The month with most sunshine is July (Average sunshine: 12.4h).
The month with least sunshine is December (Average sunshine: 3.4h).

Average UV index in October - Athens, Greece
  • Average UV index in October: 5

The month with the highest UV index is July (UV index 10).
Months with the lowest UV index are January and December (UV index 2).

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