As of 8:02 AM AST on May 19, 2025, all 281 cities in Puerto Rico in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Fajardo, PR with a reading of 1.9.
Over the next 24 hours, the highest UV Index reading in Puerto Rico is expected to be 12 in Corozal between 12:00 PM - 1:00 PM AST today.