site.btaThe Weather on May 13 

May 13: Mainly cloudy. Rain showers in eastern areas before noon and isolated showers in the west in the afternoon. Light to moderate easterly-northeasterly wind. Highs: 15C-20C, in Sofia around 16C. 

THE COAST: Mainly cloudy and rainy. Rain will subside in teh afternoon. Moderate northerly-northeasterly wind. Highs: 14C-15C. Seawater temperature: 15C-16C. 

THE MOUNTAINS: Considerable cloud, and rain showers, which will turn to snow at above 1,800 m. Moderate to strong northerly-northeasterly wind. Highs: around 11C at 1,200 m, around 2C at 2,000 m. 

Source: National Institute of Meteorology and Hydrology.