January 3: Mostly sunny and warm. Wind light (up to moderate in North), west-northwesterly. Lows: minus 1 C – 14 C in most parts, around 0 C in Sofia. Highs: 13-18 C in most parts, around 13 C in Sofia.
Black Sea coast: Mostly sunny. Wind light to moderate, westerly.
Mountains: Mostly sunny. Wind moderate to strong, west-northwesterly. Highs: around 14 C at 1,200 m, around 6 C at 2,000 m.
Source: National Institute of Meteorology and Hydrology
