site.btaThe Weather on December 19

Mostly sunny. Temporarily low visibility in valleys and lowlands. Moderate south-southwesterly wind. Highs: between 9C and 14C, around 9C in Sofia. Lows: between minus 4C and 1C, around minus 4C in Sofia. 

The Black Sea coast: Mostly sunny. Light westerly wind. Highs: between 9C and 11C. Seawater temperature: 8C-9C. Sea waves: 1-2 degrees Douglas. 

The mountains: Mostly sunny. Light to moderate north-northwesterly wind. Highs: at 1,200 metres about 10C, at 2,000 metres about 6C. 

Source: National Institute of Meteorology and Hydrology