site.btaThe Weather on May 21

May 21: Mostly sunny, with brief afternoon rainshowers with thunder in West. Wind light (up to moderate in East), east-southeasterly. Highs: between 22 C and 27 C in most parts, around 23 C in Sofia.

Black Sea coast: Mostly sunny. Wind light to moderate, east-southeasterly. Highs: between 18 C and 21 C. Seawater temperature: 16-17 C.

Mountains: Mostly sunny, with brief thundery showers around noon and in afternoon. Wind light, south-southeasterly, up to strong west-southwesterly in highest parts of Mt Rila and Mt Pirin. Highs: around 18 C at 1,200 m, around 11 C at 2,000.

Source: National Institute of Meteorology and Hydrology