SunWise UV Index Mobile App

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Envirofacts offers mobile-friendly tools designed to give users quick, reliable access to environmental data from their smartphones and tablets. 

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EPA's SunWise UV Index app offers provides daily forecasts of ultraviolet (UV) radiation levels. It helps you make informed decisions about sun exposure based on your location. The UV Index ranges from 1 (low) to 11+ (extreme), helping you plan your next outdoor activity! 

You can download the EPA UV Index app using the links below: 

Check back periodically for updates or new mobile tools as they become available. 

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Last updated on June 2, 2025