Thessaloniki weather in December 2026

Q: How warm is it in Thessaloniki in December?

Daytime temperatures usually reach 14°C in Thessaloniki in December, falling to 7°C at night.

Q: How sunny is it in Thessaloniki in December?

There are normally 4 hours of bright sunshine each day in Thessaloniki in December - that's 44% of daylight hours.

Q: How warm is the sea around Thessaloniki in December?

The average sea temperature around Thessaloniki in December is 17°C.

Q: Does it rain in Thessaloniki in December?

There are usually 10 days with some rain in Thessaloniki in December and the average monthly rainfall is 80mm.

Expect daytime maximum temperatures of 50°F in Thessaloniki, Greece in December based on long-term weather averages. There are 3 hours of sunshine per day on average with 10 days with some rainfall and typically 2.3 inches of rainfall in the month.

50
50°F max day temperature
3
3 hours of sunshine per day
10
10 days with some rainfall
36
36°F min night temperature
9
9 hours of daylight per day
0
No heat & humidity
2.3
2.3 inches of monthly rainfall
1
1 (Low) UV index
59
59°F sea temperature

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The December weather guide for Greece (Thessaloniki) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C) | Imperial (°F)

More about Greece

How warm is it in Thessaloniki in December?

Daytime temperatures usually reach 57°F in Thessaloniki in December, falling to 45°F at night.

How sunny is it in Thessaloniki in December?

There are normally 4 hours of bright sunshine each day in Thessaloniki in December - that's 44% of daylight hours.

How warm is the sea around Thessaloniki in December?

The average sea temperature around Thessaloniki in December is 63°F.

Does it rain in Thessaloniki in December?

There are usually 10 days with some rain in Thessaloniki in December and the average monthly rainfall is 3.1 inches.

Thessaloniki December sunrise & sunset times

Browse the sunrise and sunset times for Thessaloniki in December 2026. Select a month to view Thessaloniki sunrise and sunset times for the next 12 months.

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