Nassau County, FL: Current UV Index and Hourly Forecast

As of 10:04 PM EDT on September 16, 2025, all 5 cities in Nassau County, FL 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 Nassau County, FL is expected to be 7.3 in Hilliard between 1:00 PM - 2:00 PM EDT tomorrow.

Search Cities in Nassau County, FL

UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Nassau County, FL as of 10:04 PM EDT, September 16, 2025

Current UV Index in Cities in Nassau County, FL

10:04 PM EDT, September 16, 2025