As of 11:21 PM AST on November 9, 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 8.5 in San Lorenzo between 12:00 PM - 1:00 PM AST tomorrow.