Grundy County, MO: Current UV Index and Hourly Forecast

As of 4:12 PM CDT on October 21, 2025, all 8 cities in Grundy County, MO in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Trenton, MO with a reading of 1.6.

Over the next 24 hours, the highest UV Index reading in Grundy County, MO is expected to be 3.5 in Trenton between 1:00 PM - 2:00 PM CDT tomorrow.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Grundy County, MO as of 4:12 PM CDT, October 21, 2025

Current UV Index in Cities in Grundy County, MO

4:12 PM CDT, October 21, 2025