Brown County, WI: Current UV Index and Hourly Forecast

As of 6:56 AM CDT on September 18, 2025, all 13 cities in Brown County, WI in our database have a UV Index reading of 0, indicating no radiation from the sun.

Over the next 24 hours, the highest UV Index reading in Brown County, WI is expected to be 5.3 in Suamico between 1:00 PM - 2:00 PM CDT today.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Brown County, WI as of 6:56 AM CDT, September 18, 2025

Current UV Index in Cities in Brown County, WI

6:56 AM CDT, September 18, 2025