As of 4:29 PM AST on April 26, 2025, all 3 cities in Guayanilla Municipio, PR in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Guayanilla, PR with a reading of 4.
Over the next 24 hours, the highest UV Index reading in Guayanilla Municipio, PR is expected to be 9.8 in Guayanilla between 2:00 PM - 3:00 PM AST tomorrow.