As of 11:18 AM AST on November 30, 2025, all 2 cities in Cayey Municipio, PR in our database have a UV Index reading of High. The city with the highest UV Index reading right now is Cayey, PR with a reading of 6.4.
Over the next 24 hours, the highest UV Index reading in Cayey Municipio, PR is expected to be 7.7 in Cayey between 12:00 PM - 1:00 PM AST today.