St. Johns County, FL: Current UV Index and Hourly Forecast

As of 2:01 AM EDT on June 1, 2025, all 13 cities in St. Johns 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 St. Johns County, FL is expected to be 9.8 in Flagler Estates between 1:00 PM - 2:00 PM EDT today.

Search Cities in St. Johns County, FL

UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in St. Johns County, FL as of 2:01 AM EDT, June 1, 2025

Current UV Index in Cities in St. Johns County, FL

2:01 AM EDT, June 1, 2025