As of 2:25 PM AST on May 19, 2025, all 3 cities in Guayanilla Municipio, PR in our database have a UV Index reading of Very High. The city with the highest UV Index reading right now is Guayanilla, PR with a reading of 10.2.
Over the next 24 hours, the highest UV Index reading in Guayanilla Municipio, PR is expected to be 12.1 in Guayanilla between 12:00 PM - 1:00 PM AST tomorrow.