site.btaThe Weather on May 20

Mostly sunny with cumulus clouds in the afternoon and rain showers in some places. Moderate to strong westerly-northwesterly wind. Highs: 20C to 25C, around 21C in Sofia. 

The Black Sea coast: Sunny. Light to moderate westerly wind, southeasterly in the wind. Highs: 17C to 21C. Sea water temperature: 12C to 17C. Sea waves height: 2 to 3 degrees Douglas. 

The mountains: Mostly sunny with cumulus clouds in the afternoon. Rain showers over some parts of Rhodope Mountains. Strong northerly-northwesterly wind to gale. Highs: around 15C at 1,200 metres, around 7C at 2,000 metres. 

Source: National Institute of Meteorology and Hydrology