Montcalm County, MI: Current UV Index and Hourly Forecast

As of 4:25 PM EDT on October 29, 2025, all 11 cities in Montcalm County, MI in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Greenville, MI with a reading of 1.5.

Over the next 24 hours, the highest UV Index reading in Montcalm County, MI is expected to be 2.6 in Greenville between 2:00 PM - 3:00 PM EDT tomorrow.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Montcalm County, MI as of 4:25 PM EDT, October 29, 2025

Current UV Index in Cities in Montcalm County, MI

4:25 PM EDT, October 29, 2025