Shiawassee County, MI: Current UV Index and Hourly Forecast

As of 10:04 AM EDT on October 9, 2025, all 14 cities in Shiawassee County, MI in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Byron, MI with a reading of 1.

Over the next 24 hours, the highest UV Index reading in Shiawassee County, MI is expected to be 4.1 in Owosso between 2:00 PM - 3:00 PM EDT today.

Search Cities in Shiawassee County, MI

UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Shiawassee County, MI as of 10:04 AM EDT, October 9, 2025

Current UV Index in Cities in Shiawassee County, MI

10:04 AM EDT, October 9, 2025