December · Greece
Best time to visit Thessaloniki in December Weather, crowds & prices
Weather in Thessaloniki in December
Average temperature 8°C, 99 mm of rain, about 20 days with 6+ hours of sunshine and 81% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
December score
6.1/10
Ranked #12 of 12 months
- Avg temp
- 8°C
- Rainfall
- 99 mm
- Humidity
- 81%
- Days with 6h+ sun
- 20
- Crowd Density
- Quiet / Uncrowded
- Average Expenses
- $ · Budget Friendly ($)
December in Thessaloniki scores 6.1/10 for sightseeing and cultural travel - ranked #12 of 12. Expect around 8°C, 99 mm of rain, and roughly 20 days with 6+ hours of sunshine this month.
Thessaloniki layers Roman ruins, Byzantine churches and a seafront promenade on the Thermaic Gulf.
December in Thessaloniki: mixed conditions, plan around the weather
December averages 8°C (47°F) — jacket weather. Comfortable for walking and museums, too cool for anything water-based.
Rainfall runs 99 mm, so plan one flexible day in three; you still get about 20 days with 6+ hours of sunshine and 9.3 hours of daylight.
It scores 6.1/10 here, 12th of 12 months, against 9.5/10 in the destination's best month.
Pack a mid-weight jacket, long sleeves and shoes you can walk 15 km in, a packable rain layer.
Figure on low-season pricing, with crowds are light for this destination.
Flexible dates? October scores 3.4 points higher here — enough to change the trip.
Frequently asked
- What is the weather like in Thessaloniki in December?
- In December, Thessaloniki averages 8°C, 99 mm of rain, and about 20 days with 6+ hours of sunshine. Its climate-comfort score is 6.1/10.
- Is December a good time to visit Thessaloniki?
- December earns a 6.1/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Thessaloniki in December?
- Expect about 99 mm of rain in December. Average humidity is 81% and there are about 20 days with 6+ hours of sunshine.
Curated in Thessaloniki
Tickets & experiences
Things to do in Thessaloniki
Thessaloniki, Greece. Live activities and tours from GetYourGuide, matched to this destination.