Dagda is a town in Dagda Parish, Krāslava Municipality in the Latgale region of Latvia, near the country's border with Belarus. It is the admi…Dagda is a town in Dagda Parish, Krāslava Municipality in the Latgale region of Latvia, near the country's border with Belarus. It is the administrative center of Dagda Parish. Dagda has a humid continental climate. In March 1972, the deepest ground frost in Latvia was registered in Dagda - 150 cm.