As of 9:38 AM AST on April 22, 2026, all 1 cities in Cataño Municipio, PR in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Cataño, PR with a reading of 4.4.
Over the next 24 hours, the highest UV Index reading in Cataño Municipio, PR is expected to be 12.6 in Cataño between 12:00 PM - 1:00 PM AST today.