As of 9:50 AM AST on November 10, 2026, all 4 cities in Guánica Municipio, PR in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Guánica, PR with a reading of 2.1.
Over the next 24 hours, the highest UV Index reading in Guánica Municipio, PR is expected to be 8 in Guánica between 1:00 PM - 2:00 PM AST today.