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UV Index in Aspen

Day Summary

Today's UV index in Aspen, United States United States will be up to 10.6, indicating a very high level of sun exposure for the average person. Check our tips for today to make sure you're safe in the sun.

Last checked: 2025-06-01

Forecast

Today's tips

With a UV index of 10.6 in Aspen, it's crucial to safeguard your skin from harmful UV rays. Protect yourself by minimizing sun exposure, wearing protective clothing, and applying SPF 30+ sunscreen every 2 hours.

Aspen's UV Index

Aspen has a UV index that varies throughout the year, often reaching moderate to high levels in summer months, typically ranging from 4 to 8. In winter, the UV index tends to be lower, usually between 1 and 3.

Weather Seasons

UV index

Aspen's weather shows clear seasonal patterns: cold, snowy winters ideal for skiing and mild, pleasant summers. Spring and autumn bring transitional weather with some rain and cooler temperatures, with spring sometimes experiencing late snowfalls.

Aspen's Climate

Compared to the broader Rocky Mountain region, Aspen tends to have more snowfall and cooler winter temperatures due to its elevation. It is generally colder and snowier than nearby lower-elevation areas but has similar seasonal changes to other mountain towns in Colorado and neighboring states like Utah and Wyoming.

Hourly Trend

See the UV index hour by hour for Aspen, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.

Disclaimer

* This page's content about the UV index in Aspen (United States) is for educational and informational purposes only. The developers and data providers are not liable for the accuracy, reliability, or availability of the information. The information is not a substitute for professional medical advice, and the developers and data providers are not medical professionals. Seek advice from a qualified health provider for any medical concerns, and do not disregard medical advice or delay seeking it based on the information provided on this site.