UV Index Today in Minnehaha County, South Dakota (SD)
Sunday, September 20, 2026 -11:22 AM CDT (GMT-5)
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The average maximum UV Index today across 22 locations in Minnehaha County, South Dakota (SD), is 4.4. The highest projected maximum is 4.8 in Garretson at 1:00 PM CDT, while the lowest projected maximum is 4.1 in Hartford at 12:00 PM CDT.
Tomorrow, the average maximum UV Index across those same locations is expected to be 1.9. The highest projected maximum is 2.6 in Garretson at 1:00 PM CDT, and the lowest projected maximum is 0.7 in Hartford at 1:00 PM CDT.
11 County Subdivisions in Minnehaha County, South Dakota (SD)
Maximum UV Index Today
11 Places in Minnehaha County, South Dakota (SD)
Maximum UV Index Today