As of 3:06 PM AST on November 19, 2025, all 1 cities in Mayagüez Municipio, PR in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Mayagüez, PR with a reading of 4.2.
Over the next 24 hours, the highest UV Index reading in Mayagüez Municipio, PR is expected to be 8 in Mayagüez between 12:00 PM - 1:00 PM AST tomorrow.