As of 5:10 PM AST on December 22, 2025, all 5 cities in Guayama Municipio, PR in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Guayama, PR with a reading of 0.4.
Over the next 24 hours, the highest UV Index reading in Guayama Municipio, PR is expected to be 7.7 in Jobos between 12:00 PM - 1:00 PM AST tomorrow.