Platte County, WY: Current UV Index and Hourly Forecast

As of 2:52 PM MDT on September 11, 2025, out of 12 cities in Platte County, WY in our database, 7 cities (58%) have a UV Index reading of Moderate, while 5 cities (42%) have a UV Index reading of High. The city with the highest UV Index reading right now is Slater, WY with a reading of 6.4.

Over the next 24 hours, the highest UV Index reading in Platte County, WY is expected to be 6.4 in Slater between 2:00 PM - 3:00 PM MDT today.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Platte County, WY as of 2:52 PM MDT, September 11, 2025

Current UV Index in Cities in Platte County, WY

2:52 PM MDT, September 11, 2025