As of 4:04 AM AST on September 18, 2025, all 5 cities in Toa Alta Municipio, PR in our database have a UV Index reading of 0, indicating no radiation from the sun.
Over the next 24 hours, the highest UV Index reading in Toa Alta Municipio, PR is expected to be 8.9 in Pájaros between 12:00 PM - 1:00 PM AST today.