As of 1:52 PM AST on January 1, 2026, all 3 cities in Coamo Municipio, PR in our database have a UV Index reading of High. The city with the highest UV Index reading right now is Los Llanos, PR with a reading of 7.4.
Over the next 24 hours, the highest UV Index reading in Coamo Municipio, PR is expected to be 7.7 in Coamo between 12:00 PM - 1:00 PM AST tomorrow.