St. Charles County, MO: Current UV Index and Hourly Forecast

As of 12:12 PM CDT on October 7, 2024, all 17 cities in St. Charles County, MO in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is O'Fallon, MO with a reading of 4.5.

Over the next 24 hours, the highest UV Index reading in St. Charles County, MO is expected to be 5 in O'Fallon between 1:00 PM - 2:00 PM CDT today.

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UV Index Risk Levels
Range 0 - 23 - 56 - 78 - 1011+
Color
Risk LowModerateHighVery HighExtreme
UV Index in St. Charles County, MO as of 12:12 PM CDT, October 7, 2024

Current UV Index in Cities in St. Charles County, MO

12:12 PM CDT, October 7, 2024