As of 3:25 PM AST on January 28, 2026, all 9 cities in Caguas Municipio, PR in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Caguas, PR with a reading of 4.4.
Over the next 24 hours, the highest UV Index reading in Caguas Municipio, PR is expected to be 9 in Caguas between 12:00 PM - 1:00 PM AST tomorrow.