As of 2:56 PM AST on October 23, 2025, all 8 cities in Juana Díaz Municipio, PR in our database have a UV Index reading of High. The city with the highest UV Index reading right now is Juana Díaz, PR with a reading of 5.9.
Over the next 24 hours, the highest UV Index reading in Juana Díaz Municipio, PR is expected to be 5.9 in Juana Díaz between 2:00 PM - 3:00 PM AST today.