As of 6:12 PM CDT on September 21, 2025, all 7 cities in Bon Homme County, SD in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Springfield, SD with a reading of 0.7.
Over the next 24 hours, the highest UV Index reading in Bon Homme County, SD is expected to be 5.6 in Tyndall between 2:00 PM - 3:00 PM CDT tomorrow.
Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
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Color | |||||
Risk | Low | Moderate | High | Very High | Extreme |