At night in Northern and Eastern Bulgaria, as well as in the Upper Thracian Lowland, there will be low cloudiness or fog.
Minimum temperatures will be between minus 4 and 1 degree, in Sofia - around minus 3 degrees. Maximum values will reach between 12 and 17 degrees, in areas with permanent fog between 5 and 10 degrees, in Sofia around 15 degrees, along the Black Sea coast from 7 to 9 degrees
It will be mostly sunny with light northerly wind. In the Danube Plain and Eastern Bulgaria it will still be foggy, but after noon visibility will improve.
Sunny weather with moderate wind from the west-northwest will also prevail in the mountains. The maximum temperatures on the highest peaks will be from minus 5 degrees on Musala to minus 3 degrees on Cherni Vrh.
It will be sunny and increasingly warm until the middle of the new week.
By Tuesday, the minimum temperatures throughout the country will already be above zero, and the maximum between 13 and 18 degrees. The probability of precipitation is small.
On Wednesday, cold weather will begin, daytime temperatures will drop by 3 - 4 degrees, and on Thursday, cloudiness will increase and there will be areas with light precipitation, mainly to rain.