About Rio Claro, Mayaro

Rio Claro is a city of approximately 35,700 people in Mayaro, Trinidad and Tobago. Located in the America/Port of Spain time zone at 10.3°N latitude.

In 2025, Rio Claro averaged an annual temperature of 78°F, with hottest temperatures reaching 91°F in October and lowest around 69°F in February. The city received approximately 54 inches of precipitation during the year.