As of 1:26 PM MDT on June 28, 2025, out of 8 cities in Larimer County, CO in our database, 7 cities (88%) have a UV Index reading of Very High, while 1 city (13%) have a UV Index reading of Extreme. The city with the highest UV Index reading right now is Estes Park, CO with a reading of 10.9.
Over the next 24 hours, the highest UV Index reading in Larimer County, CO is expected to be 10.9 in Estes Park between 1:00 PM - 2:00 PM MDT today.
Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
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Color | |||||
Risk | Low | Moderate | High | Very High | Extreme |