Santo Domingo is a city of approximately 3,600 people in Penuelas, Puerto Rico. Located in the America/Puerto Rico time zone at 18.1°N latitude.
In 2025, Santo Domingo recorded an average annual temperature of 77°F. The hottest temperatures reached 90°F in August; the coolest were 57°F in December. Total precipitation for the year was 39 inches, with the wettest month being August.
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