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

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As of 3:10 PM CST on January 6, 2026, all 15 cities in St. Francois County, MO in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Farmington, MO with a reading of 0.7.

Over the next 24 hours, the highest UV Index reading in St. Francois County, MO is expected to be 2.3 in Bonne Terre between 12:00 PM - 1:00 PM CST tomorrow.

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

• Bismarck - 0.7
• Bonne Terre - 0.7
• Desloge - 0.7
• Doe Run - 0.7
• Farmington - 0.7
• Frankclay - 0.7
• Goose Creek Lake - 0.7
• Iron Mountain Lake - 0.7
• Knob Lick - 0.7
• Lake Timberline - 0.7
• Leadington - 0.7
• Leadwood - 0.7
• Park Hills - 0.7
• Terre du Lac - 0.7
• Wortham - 0.7