Marquette County, MI: Current UV Index and Hourly Forecast

As of 3:04 PM EDT on September 21, 2025, out of 12 cities in Marquette County, MI in our database, 11 cities (92%) have a UV Index reading of Moderate, while 1 city (8%) have a UV Index reading of Low. The city with the highest UV Index reading right now is Republic, MI with a reading of 3.8.

Over the next 24 hours, the highest UV Index reading in Marquette County, MI is expected to be 4.5 in Big Bay between 2:00 PM - 3:00 PM EDT tomorrow.

Search Cities in Marquette County, MI

UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Marquette County, MI as of 3:04 PM EDT, September 21, 2025

Current UV Index in Cities in Marquette County, MI

3:04 PM EDT, September 21, 2025