Douglas County, CO: Current UV Index and Hourly Forecast

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As of 10:51 AM MST on March 1, 2026, all 22 cities in Douglas County, CO in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Westcreek, CO with a reading of 3.3.

Over the next 24 hours, the highest UV Index reading in Douglas County, CO is expected to be 4.8 in Castle Rock between 12:00 PM - 1:00 PM MST today.

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Current UV Index in Cities in Douglas County, CO

• Acres Green - 3.1
• Castle Pines - 3.1
• Castle Pines Village - 3.1
• Castle Rock - 3.1
• Franktown - 3.1
• Grand View Estates - 3.1
• Highlands Ranch - 3.1
• Larkspur - 3.1
• Lone Tree - 3.1
• Louviers - 3.1
• Meridian - 3.1
• Meridian Village - 3.1
• Parker - 3.1
• Perry Park - 3.1
• Roxborough Park - 3.1
• Sedalia - 3.1
• Sierra Ridge - 3.1
• Stepping Stone - 3.1
• Sterling Ranch - 3.1
• Stonegate - 3.1
• The Pinery - 3.1
• Westcreek - 3.3