As of 10:28 AM AST on March 13, 2026, all 2 cities in San Lorenzo Municipio, PR in our database have a UV Index reading of High. The city with the highest UV Index reading right now is San Lorenzo, PR with a reading of 6.9.
Over the next 24 hours, the highest UV Index reading in San Lorenzo Municipio, PR is expected to be 11.2 in San Lorenzo between 12:00 PM - 1:00 PM AST today.