Sozopol Weather in December
December in Sozopol averages 10°C (50°F) during the day and 5°C (41°F) at night. Quite a bit of rainfall is typical this month, with around 78 mm (3.1 in) on average. An umbrella is a good idea.
Rainfall in Sozopol in December
Typically around 9 days of rainfall are expected, averaging 78 mm (3.1 in) for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Sozopol in December
If you're visiting Sozopol in December, expect highs of 10°C (50°F) and overnight lows around 5°C (41°F). December is in the winter season. Temperatures remain on the cold side all day. A proper warm jacket is worth having, not just for evenings. With overnight lows of 5°C (41°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.
Sunshine in Sozopol in December
The month has fewer sunny days, with around 65 hours of sunshine.
Wind Speed in Sozopol in December
December has wind speeds averaging 3 m/s (6 knots). You can expect comfortable light winds that steadily move flags and feel mild throughout the day. Since this is an average, daily conditions vary from gentle winds to more active breezes.
Average water temperature in December
The water temperature is only 11°C (52°F) this month — cold enough that most people will want to stay out. Hardy swimmers may manage a quick dip, but it won't be comfortable.Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, June, July, August and September typically offer the best weather for Sozopol.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Bulgaria, check out our Sozopol's climate page.
Sozopol Temperature in December
Min Temperature
5°C (41°F)
Max Temperature
10°C (50°F)
Water Temperature
11°C (52°F) *
Chance of Rain
30%
Precipitation
78 mm (3.1 in)
Rainy days
9 days
Humidity
81% *
Windspeed
3 m/s (6 knots) *
Sunshine
65 hours *
Percentage Sunshine
*
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Sozopol typically stay consistent throughout December, with daily highs averaging around 10°C (50°F). Nights are cold, with lows typically ranging from 0°C (32°F) to 4°C (39°F).
Average temperatures in December
Daily Historical Precipitation
49-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 Sozopol in December
Browse day-by-day weather records for Sozopol spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Sozopol historical weather extremes in December
Our historical data for Sozopol spans 1997 to 2025, revealing these weather extremes.
- The warmest day in December was on December 2, 2023, with a maximum of 21°C (70°F).
- Sozopol registered its coldest December night on December 19, 1997, with temperatures dropping to -13°C (9°F).
Best Places in Bulgaria in December
Find out more about the weather in Bulgaria and which places have the best travel conditions in this month. See all of Bulgaria in December →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Sozopol in December
Dress warmly and in layers for your trip to Sozopol in December. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. Wet weather is likely, so pack waterproof gear for multiple rainy days. The water temperature sits at about 11°C (52°F), which is too chilly for most people to enjoy swimming. Leave the swimsuit at home unless you love cold water. You can probably leave your sunglasses at home, because sunny days are pretty rare this month.What To Do in Sozopol 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 Bulgaria, check out our Sozopol's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Sozopol climate overview or explore weather in Bulgaria.
