Weld County, CO: Current UV Index and Hourly Forecast

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As of 7:11 PM MDT on June 7, 2025, all 28 cities in Weld County, CO in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Erie, CO with a reading of 0.4.

Over the next 24 hours, the highest UV Index reading in Weld County, CO is expected to be 10.1 in Windsor between 1:00 PM - 2:00 PM MDT tomorrow.

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Current UV Index in Cities in Weld County, CO

• Aristocrat Ranchettes - 0.4
• Ault - 0.3
• Briggsdale - 0.4
• Dacono - 0.4
• Eaton - 0.3
• Erie - 0.4
• Evans - 0.3
• Firestone - 0.3
• Fort Lupton - 0.4
• Frederick - 0.4
• Garden City - 0.3
• Gilcrest - 0.3
• Greeley - 0.3
• Grover - 0.4
• Hudson - 0.4
• Johnstown - 0.3
• Keenesburg - 0.4
• Kersey - 0.3
• La Salle - 0.3
• Lochbuie - 0.4
• Mead - 0.3
• Milliken - 0.3
• Nunn - 0.4
• Pierce - 0.4
• Platteville - 0.3
• Raymer - 0.3
• Severance - 0.3
• Windsor - 0.3