UV Index Today in Marion County, Indiana (IN)
Sunday, September 20, 2026 -12:23 PM EDT (GMT-4)
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The average maximum UV Index today across 28 locations in Marion County, Indiana (IN), is 6.5. The highest projected maximum is 6.7 in Washington at 2:00 PM EDT, while the lowest projected maximum is 5.9 in Greenwood at 2:00 PM EDT.
Tomorrow, the average maximum UV Index across those same locations is expected to be 2.8. The highest projected maximum is 3.3 in Greenwood at 3:00 PM EDT, and the lowest projected maximum is 2.6 in Washington at 12:00 PM EDT.
9 County Subdivisions in Marion County, Indiana (IN)
Maximum UV Index Today
19 Places in Marion County, Indiana (IN)
Maximum UV Index Today