As of 7:19 AM AST on October 20, 2025, all 2 cities in San Lorenzo Municipio, PR in our database have a UV Index reading of 0, indicating no radiation from the sun.
Over the next 24 hours, the highest UV Index reading in San Lorenzo Municipio, PR is expected to be 9 in San Lorenzo between 1:00 PM - 2:00 PM AST today.