Nassau County, FL: Current UV Index and Hourly Forecast

As of 12:33 PM EDT on June 29, 2025, all 5 cities in Nassau County, FL in our database have a UV Index reading of Very High. The city with the highest UV Index reading right now is Yulee, FL with a reading of 9.3.

Over the next 24 hours, the highest UV Index reading in Nassau County, FL is expected to be 10.7 in Yulee between 1:00 PM - 2:00 PM EDT today.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Nassau County, FL as of 12:33 PM EDT, June 29, 2025

Current UV Index in Cities in Nassau County, FL

12:33 PM EDT, June 29, 2025