Louisa County, VA: Current UV Index and Hourly Forecast

As of 12:35 PM EDT on October 17, 2025, all 3 cities in Louisa County, VA in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Louisa, VA with a reading of 4.1.

Over the next 24 hours, the highest UV Index reading in Louisa County, VA is expected to be 4.8 in Louisa 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 Louisa County, VA as of 12:35 PM EDT, October 17, 2025

Current UV Index in Cities in Louisa County, VA

12:35 PM EDT, October 17, 2025