As of 4:54 PM AST on April 21, 2025, all 281 cities in Puerto Rico in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Hormigueros, PR with a reading of 3.9.
Over the next 24 hours, the highest UV Index reading in Puerto Rico is expected to be 12.2 in Florida between 12:00 PM - 1:00 PM AST tomorrow.