Sliven Weather in December

Sliven in December sees low temperatures, with highs around 7°C (45°F) and overnight lows of -1°C (30°F). Snow/rainfall is fairly high at around 67 mm (2.6 in) on average, so pack waterproofs just in case.

Rainfall in Sliven in December

Past climate data indicates that roughly 11 days will see snow/rain, totalling around 67 mm (2.6 in) for the month. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.

Temperature in Sliven in December

December in Sliven sees highs of 7°C (45°F) and lows of -1°C (30°F) overnight. Winter occurs in December. Temperatures remain on the cold side all day. A proper warm jacket is worth having, not just for evenings. With overnight lows of -1°C (30°F), temperatures fall below freezing at night. An extra thick blanket can make a real difference if your accommodation runs cold.

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 Sliven.