As of 7:51 AM AST on March 29, 2026, all 1 cities in Mayagüez Municipio, PR in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Mayagüez, PR with a reading of 0.2.
Over the next 24 hours, the highest UV Index reading in Mayagüez Municipio, PR is expected to be 11.5 in Mayagüez between 12:00 PM - 1:00 PM AST today.