As of 8:10 AM AST on January 3, 2026, all 6 cities in Santa Isabel Municipio, PR in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Jauca, PR with a reading of 0.6.
Over the next 24 hours, the highest UV Index reading in Santa Isabel Municipio, PR is expected to be 7.6 in Jauca between 12:00 PM - 1:00 PM AST today.