As of 1:52 PM AST on September 18, 2026, all 1 cities in Bayamón Municipio, PR in our database have a UV Index reading of Extreme. The city with the highest UV Index reading right now is Bayamón, PR with a reading of 10.8.
Over the next 24 hours, the highest UV Index reading in Bayamón Municipio, PR is expected to be 11.4 in Bayamón between 12:00 PM - 1:00 PM AST tomorrow.