Union County, TN: Current UV Index and Hourly Forecast

As of 1:32 PM EDT on August 8, 2025, all 3 cities in Union County, TN in our database have a UV Index reading of Very High. The city with the highest UV Index reading right now is Maynardville, TN with a reading of 9.5.

Over the next 24 hours, the highest UV Index reading in Union County, TN is expected to be 9.6 in Maynardville between 2:00 PM - 3:00 PM EDT today.

Search Cities in Union County, TN

UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Union County, TN as of 1:32 PM EDT, August 8, 2025

Current UV Index in Cities in Union County, TN

1:32 PM EDT, August 8, 2025