Cayuco, in Utuado, Puerto Rico, is home to roughly 1,300 people in the America/Puerto Rico time zone at 18.3°N latitude.
In 2025, Cayuco recorded an average annual temperature of 75°F. The hottest temperatures reached 91°F in August; the coolest were 60°F in March. Total precipitation for the year was 49 inches, with the wettest month being April.
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