As of 5:21 PM AST on January 30, 2026, all 5 cities in Hatillo Municipio, PR in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Hatillo, PR with a reading of 0.5.
Over the next 24 hours, the highest UV Index reading in Hatillo Municipio, PR is expected to be 6.5 in Hatillo between 2:00 PM - 3:00 PM AST tomorrow.