About Santo Domingo, Nacional's Climate & Weather History

With a population of around 2.2 million, Santo Domingo sits in Nacional, Dominican Republic. The city operates in the America/Santo Domingo time zone.

In 2025, Santo Domingo recorded an average annual temperature of 78°F. The hottest temperatures reached 92°F in August; the coolest were 62°F in December. Total precipitation for the year was 60 inches, with the wettest month being October.