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Weather in Greece in December – is it worth traveling to?

Is the weather good for travel in December? Find out what the weather is like in Greece to plan your trip accordingly.
Check flight prices to Greece on Avionero:
December

Is the weather good in Greece in December 2024?

OK Weather
Mild
☁️
Cloudy

For the past few decades, the average daily temperatures in Greece during December have been around +15°C.

In Greece the temperature rarely varies more than seven degrees between the different parts with the highest temperature +15°C in Zakinthos Island to +10°C in Thessaloniki. So you should be able to pack for similar conditions wherever you go in the country.

Temperature, wind and humidity in December

Average
Athens
Heraklion
Kalamata
Kavala
Preveza
Skiathos
Thessaloniki
Rhodes
Karpathos
Kos
Naxos
Paros
Samos
Zakinthos Island
Chania
Kerkyra Island
Mykonos
☀️
+15°C
Avg. max. temperature
-9°C
Min.
+26°C
Max.
126 mm
Total precipitation
73%
Avg. humidity
3 m/s
Avg. wind
7 ☀️
Sunny Days
15 ⛅️
Cloudy
9 🌦
Rainy
Our opinion: Greece has OK weather in December.
Greece in December – what city is the…
  • rainiest? Samos, with an average of 7 mm of rain and humidity of 72%;
  • warmest? Zakinthos Island, with daytime temperatures averaging +16°C;
  • windiest? Mykonos, with an average of 6 m/s;
  • coolest? Thessaloniki, with daytime temperatures averaging +10°C;

How good is the weather in Greece in December?

During December, the Greece is characterized by variable weather with air pressure around 1013 HPa and therefore elements of sun, rain, and wind – with a little extra emphasis on the latter two. The humidity in December ranges between 69% in Athens and 77% in Kerkyra Island.

How warm is it in Greece during December?

Variable weather with sun, rain and wind: +15°C in average daily temperature.

This is how hot it usually is in December

The average daily temperatures above don't tell you everything about how hot it can be in Greece. For example, cold nights can make a big difference for those staying in tents or unheated houses. Extra hot days, on the other hand, can make a big difference for those who plan to engage in demanding physical training or competition. So here are some more temperatures for December:
Average
Athens
Heraklion
Kalamata
Kavala
Preveza
Skiathos
Thessaloniki
Rhodes
Karpathos
Kos
Naxos
Paros
Samos
Zakinthos Island
Chania
Kerkyra Island
Mykonos
  • Average maximum temperature for the month: +15°C;
  • Average minimum temperature for the month: +11°C;
  • Highest monthly temperature: +16°C;
  • Lowest monthly temperature: +10°C;

Monthly temperatures:

Average
Athens
Heraklion
Kalamata
Kavala
Preveza
Skiathos
Thessaloniki
Rhodes
Karpathos
Kos
Naxos
Paros
Samos
Zakinthos Island
Chania
Kerkyra Island
Mykonos
  • Warmest: July with an average +28°C during the day;
  • Coldest: January with an average +13°C of the day;
  • Hottest month in hottest city: July in Kalamata;
  • Coldest month in coolest city: January in Kavala;

Winds in Greece during December

Wind speed in Greece in December based on historical data:
Average
Athens
Heraklion
Kalamata
Kavala
Preveza
Skiathos
Thessaloniki
Rhodes
Karpathos
Kos
Naxos
Paros
Samos
Zakinthos Island
Chania
Kerkyra Island
Mykonos

December tends to offer light winds averaging 4 m/s. However, coastal cities may experience breezes during the mornings and afternoons.

Comparison between cities in December:

  • Highest average wind speed: Kos with 6 m/s;
  • Lowest average wind speed: Kalamata with 1 m/s;
  • Windiest day of the month: Mykonos with 7 m/s;
  • The least windy day of the month: Kalamata with 1 m/s;

Humidity and precipitation in Greece in December

Amount of rainfall in mm during December in Greece based on historical data:
Average
Athens
Heraklion
Kalamata
Kavala
Preveza
Skiathos
Thessaloniki
Rhodes
Karpathos
Kos
Naxos
Paros
Samos
Zakinthos Island
Chania
Kerkyra Island
Mykonos
December tends to be an extremely humid month with 70% humidity and 58 mm rainfall. In general the humidity tends to be a little lower in mountainous regions and more humid closer to water.

Comparison between cities in December:

Average
Athens
Heraklion
Kalamata
Kavala
Preveza
Skiathos
Thessaloniki
Rhodes
Karpathos
Kos
Naxos
Paros
Samos
Zakinthos Island
Chania
Kerkyra Island
Mykonos
  • Highest average rainfall: Samos with 220 mm;
  • Lowest average rainfall: Karpathos with 58 mm;
  • Most number of rainy days: Kerkyra Island with 12 rainy days;
  • Least number of rainy days: Athens with 6 rainy days;
  • Highest risk of rain during the day: Kerkyra Island with 39%;
  • Least risk of rain during the day: Athens with 19%;
  • Highest average humidity: Kerkyra Island with 77%;
  • Lowest average humidity: Athens with 69%;

Tips for traveling to Greece in December

Looking for some tips for traveling to the sun, snow, or whatever you're aiming for Greece? Activities, weather, and clothing are closely linked. In addition, it's important to pack only what you really need so you don't have to worry about heavy packing or paying extra baggage fees.

Here is some advice on what to pack and what kind of activities you can do in the Greece based on the weather that December is expected to bring. The advice applies to the country as a whole – local weather and possible activities may differ somewhat.

Sunny, mild weather with light winds and very high humidity in December
Avionero

Pack right for December

The weather makes a difference when it comes to packing - especially which items should go in your suitcase. The tips below are designed to help you pack light and right without carrying more than necessary.
  • Sunshine does give you a nice color and a boost of vitamin D. However, if you don't have a lot of skin pigment, you should sunbathe carefully to avoid burning yourself, getting sun rash and, in the worst case scenario, skin cancer. This is where sunscreens and opaque clothing work particularly well. Another safe way is to stay in the shade when the sun burns the most, roughly between 9 am and 3 pm.
  • Cool weather is between warm and cold. This means you can bring long pants and/or a longer skirt and an extra sweater. Be aware that cool days can alternate with cold nights - it may be wise to also pack a hat, gloves and a scarf.
  • Light winds are probably most comfortable in hot weather but is cooling in cool and cold weather. If it is hot (when the air temperature is about 30 degrees), the wind can have a warming effect. A thin, windproof jacket and long trousers help to counteract these effects.
  • High humidity means that the air conducts heat to and from the skin more easily. For example, if the air is hot (above skin temperature), it will be harder to stay cool. On the other hand, if the air is cool or cold, it is more difficult to stay warm. In high humidity, the choice of clothing makes less of a difference. However, your physical activity plays a bigger role.

FAQ

Frequently asked questions about the weather in Greece in December:

What can you do outside when it's warm in Greece?

Bathing and sunbathing can be suitable. Warm (but not hot) days are also good for activities that are not so physically demanding: sightseeing on foot, by boat, on a scooter, camel riding. You can also exercise easily as long as you make sure to cool down and quench thirst.

Is December a good time to visit Greece?

It’s always a good time to visit Greece, but the weather is changeable in December, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Monthly weather in Greece

Source of the data

For this page, we’ve looked at the typical weather in Greece, based on historical hourly weather data from January 1, 1979, to December 31, 2022.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.