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UV Index in Louisville

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Today's UV index in Louisville, United States United States will be up to 8.1, indicating a very high level of sun exposure for the average person. Check the annual sun radiation in the city and our tips for today to make sure you're safe in the sun.

 

Today's tips

With a UV index of 8.1 in Louisville, 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.

Louisville's UV Index

The UV index in Louisville, United States, can reach a high of 9 during peak summer months, while winter months see a much lower index of 2 or less. This variation is due to the city's geographical location and tilt of the earth's axis.

Weather Seasons

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Louisville experiences four distinct seasons. Spring brings mild temperatures and blooming flowers, while summer is characterized by heat and humidity. Autumn sees falling leaves and cooler weather, and winter is often marked by snow and freezing temperatures.

Louisville's Climate

Compared to its region and neighboring countries, Louisville's weather is relatively mild. The city avoids the extremely low temperatures of northern states and the excessive heat of southern regions. Neighboring countries, like Canada, regularly experience colder winters and more severe weather conditions, while Mexico sees hotter, drier climates year-round.

Annual Sun Radiation

The chart below displays the average Shortwave Radiation Sum (MJ/m²) for each month of the last year in Louisville. It's designed to provide you with a better understanding of the yearly weather and sun exposure.

Disclaimer

* This page's content about the UV index in Louisville (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.