Weld County, CO: Current UV Index and Hourly Forecast

• USA →
• Colorado →
• Weld County

As of 9:12 PM MDT on October 7, 2025, all 28 cities in Weld County, CO 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 Weld County, CO is expected to be 5.6 in Erie between 1:00 PM - 2:00 PM MDT tomorrow.

Search Cities in Weld County, CO

Current UV Index in Cities in Weld County, CO

• Aristocrat Ranchettes - 0
• Ault - 0
• Briggsdale - 0
• Dacono - 0
• Eaton - 0
• Erie - 0
• Evans - 0
• Firestone - 0
• Fort Lupton - 0
• Frederick - 0
• Garden City - 0
• Gilcrest - 0
• Greeley - 0
• Grover - 0
• Hudson - 0
• Johnstown - 0
• Keenesburg - 0
• Kersey - 0
• La Salle - 0
• Lochbuie - 0
• Mead - 0
• Milliken - 0
• Nunn - 0
• Pierce - 0
• Platteville - 0
• Raymer - 0
• Severance - 0
• Windsor - 0