As of 4:21 AM AST on September 9, 2025, all 4 cities in Ciales 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 Ciales Municipio, PR is expected to be 12.2 in Ciales between 12:00 PM - 1:00 PM AST today.