Cheyenne UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index9
- Avg Clouds59%
- Max Temp28.2 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in Cheyenne, United States 
will reach a high of 9 today. This means a veryhigh level of sun exposure. See our tips below to stay safe!
Last checked: 2025-08-22
Hourly Forecast Chart
Today's Safety Tips
The risk is very high. It's best to stay out of the sun between 10 a.m. and 4 p.m. If you must be outside, wear protective clothing and apply sunscreen often.
Cheyenne's UV Index
Cheyenne's UV index varies through the year, typically low in winter and peaking in summer around 6 to 8, indicating moderate to high sun exposure during summer months.
Weather Seasons
Cheyenne has cold winters with snow and mild summers. Spring and fall can be windy and change quickly, with temperatures swinging between warm and cold. Snow is common in winter and sometimes in spring or fall.
Cheyenne's Climate
Compared to nearby Denver, Cheyenne is windier and slightly cooler due to its higher elevation. It gets less rain than places to the east but more snow than areas further south in Colorado and Nebraska.
Hourly UV Index Trend
See the UV index hour by hour for Cheyenne. When the level is high, it's smart to find some shade.
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