Bulgaria Weather on December 16: Morning Fog in Valleys, Sunny Skies by Afternoon
Environment | December 15, 2025, Monday // 17:07| views
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On Tuesday, December 16, fog or low clouds are expected in the plains and valleys during the morning hours. Minimum temperatures will range from minus 4° to 1°, with Sofia around minus 2°. By midday, most areas of the country will see sunny skies. Calm weather will prevail, with maximum temperatures between 7° and 12°, though lower in regions where fog persists; Sofia is expected to reach around 9°.
In the mountains, conditions will be mostly sunny. Winds will be light to moderate from the north-northeast in the morning, shifting to east-southeast in the afternoon. Temperatures at 1,200 meters altitude will reach approximately 9°, while at 2,000 meters they will be 4°-5°.
Along the Black Sea coast, skies will be mostly clear. Winds will be light, initially from the west and later turning to east-northeast. Maximum temperatures are forecast at 10°-12°, with the sea temperature between 11° and 13° and waves reaching 1-2 points.
Across the Balkan Peninsula, sunny conditions are expected, with morning fog or low clouds in the plains and lowlands.
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