Climate almanac
Tvarditsa
Sliven, Bulgaria · 42.70°, 25.90°
What is the weather like in Tvarditsa in December?
In December, Tvarditsa is typically 43°F (6°C) during the day and 32°F (0°C) at night. The month brings about 2.9 in (73 mm) of precipitation in total. Snowfall averages about 5.0 in (128 mm) over the month.
- Average high43°F (6°C)
- Average low32°F (0°C)
- Precipitation2.9 in (73 mm)
- Clear or mostly clear days8
- Snowfall5.0 in (128 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)