Data Sources Used by UV Index Today

Can I trust UV Index Today's Data?

UV Index Today works tirelessly to provide you with reliable and up-to-date UV index forecasts. We attempt to do this by using reputable data sources. In fact, we use some of the same data sources used by other large weather forecasting organizations. However, due to the unpredictability of nature, variables affecting ultraviolet radiation and other uncontrollable factors, no UV index forecast is 100% accurate. Rest assured, the data sources we’ve chosen allow us to provide you with UV index forecasts you can trust.


Where does UV Index Today Get its Data?

UV Index Today obtains data from several different sources for various purposes. We strive to only use data sources that are reputable and reliable. However, no single data source is perfect and the natural variables that affect ultraviolet radiation are unpredictable. We believe the data sources we’ve choose provide the most reliable UV index forecast but cannot guarantee the accuracy of that data third-party data. Below is a list of all the current data sources and resources used by UV Index Today.

National Oceanic and Atmospheric Administration

The UV Index Today website uses data obtained from the National Oceanic and Atmospheric Administration (NOAA) to provide UV index forecasts for cities in the United States.

UV Index Today is not affiliated with, endorsed by, or sponsored by the National Oceanic and Atmospheric Administration or any of their parent or child agencies.

View Source Website: https://www.noaa.gov

U.S. Environmental Protection Agency

The UV Index Today website uses information from the United States Environmental Protection Agency (EPA) to develop and provide visitors with educational information on UV radiation and protection.

UV Index Today is not affiliated with, endorsed by, or sponsored by the United States Environmental Protection Agency or any of their parent or child agencies.

Visit Source Website: https://www.epa.gov

U.S. Centers for Disease Control and Prevention

The UV Index Today website uses information from the United States Centers for Disease Control and Prevention to develop and provide visitors with educational information on UV radiation and protection.

UV Index Today is not affiliated with, endorsed by, or sponsored by the United States Centers for Disease Control and Prevention or any of their parent or child agencies.

Visit Source Website: https://www.cdc.gov

World Health Organization

The UV Index Today website uses international standards from the World Health Organization (WHO) to ensure our UV index reports and forecasts meet international standards.

UV Index Today is not affiliated with, endorsed by, or sponsored by the World Health Organization or any of their parent or child agencies.

Visit Source Website: https://www.who.int

United States Census Bureau

The UV Index Today website uses data obtained from the United States Census Bureau (USCB) to build and structure our dataset of U.S. States, U.S. Counties, and U.S. Cities.

UV Index Today is not affiliated with, endorsed by, or sponsored by the United States Census Bureau or any of their parent or child agencies.

Visit Source Website: https://www.census.gov