Athens Weather in December
In Athens, December brings moderate daytime temperatures around 15°C (59°F), with nights cooling to 9°C (48°F). It is the wettest month of the year, so expect more rainfall than usual.
Rainfall in Athens in December
The month brings the most rain, so be prepared with an umbrella for the occasional shower. Rain is expected on roughly 10 days, totalling around 64 mm (2.5 in) for the month. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.
Temperature in Athens in December
December in Athens sees highs of 15°C (59°F) and lows of 9°C (48°F) overnight. December is a notable month of the winter season. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. With lows around 9°C (48°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.
Sunshine in Athens in December
The area enjoys a balanced 127 hours of sunlight, ensuring it's neither too overcast nor too sunny.
Wind Speed in Athens in December
Average wind conditions reach 2 m/s (4 knots) in December. This creates comfortable weather with light winds that gently move vegetation. Keep in mind this is an average. Daily conditions range from near-calm to more noticeable wind.
Average water temperature in December
With water at 16°C (61°F), it's on the cooler side. Keen swimmers won't be put off, but those who prefer warm water may find it less enjoyable.Our weather planner can help you find worldwide destinations with pleasant weather during this period. April, May, September, October and November typically offer the best weather for Athens.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Greece, check out our Athens's climate page.
Athens Temperature in December
Min Temperature
9°C (48°F)
Max Temperature
15°C (59°F)
Water Temperature
16°C (61°F)
Chance of Rain
33%
Precipitation
64 mm (2.5 in)
Rainy days
10 days
Humidity
73%
Windspeed
2 m/s (4 knots)
Sunshine
127 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Athens typically stay consistent throughout December, with daily highs averaging around 15°C (59°F). Nights are cool, with lows typically ranging from 7°C (45°F) to 10°C (50°F).
Average temperatures in December
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for Athens in December
Browse day-by-day weather records for Athens spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Athens historical weather extremes in December
Our historical data for Athens spans 1997 to 2025, revealing these weather extremes.
- The hottest December day on record in Athens reached 23°C (73°F) (December 2, 2010).
- The lowest daytime temperature in December was 4°C (39°F), recorded on December 11, 2010.
- Nighttime temperatures dropped to -3°C (27°F) on December 28, 2006, marking the coldest December night on record.
Best Places in Greece in December
Find out more about the weather in Greece and which places have the best travel conditions in this month. See all of Greece in December →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Athens in December
The weather can swing between comfortable and chilly in December, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Wet weather is likely, so pack waterproof gear for multiple rainy days. Expect water temperatures of around 16°C (61°F), which is definitely too cold for comfortable swimming. Your luggage space is better used for other items. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Athens in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Greece, check out our Athens's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Athens climate overview or explore weather in Greece.
