UV Index Today in Jefferson County, Kentucky (KY)
Sunday, September 20, 2026 -12:23 PM EDT (GMT-4)
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The average maximum UV Index today across 55 locations in Jefferson County, Kentucky (KY), is 6.9. The highest projected maximum is 7 in West Point at 2:00 PM EDT, while the lowest projected maximum is 6.9 in Louisville at 2:00 PM EDT.
Tomorrow, the average maximum UV Index across those same locations is expected to be 6.4. The highest projected maximum is 6.5 in Jeffersontown at 2:00 PM EDT, and the lowest projected maximum is 5.4 in West Point at 1:00 PM EDT.
55 Places in Jefferson County, Kentucky (KY)
Maximum UV Index Today