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UV Index in Basel

UV index


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Today's UV index in Basel, Switzerland Switzerland will be up to 6.4, indicating a 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 Basel's UV index reaching 6.4, protect your skin from harm by staying in shade, wearing protective clothing, and applying SPF 30+ sunscreen every 2 hours between 10 a.m. and 4 p.m., when UV rays are strongest.

Basel's UV Index

The UV index in Basel, Switzerland typically ranges from 1 to 8. In winter, the index is low, while during summer months it can reach higher levels.

Weather Seasons

UV index

Basel experiences four distinct seasons. Spring arrives in March, bringing mild temperatures and blooming flowers. Summers are warm, with highs around 25°C. Autumn, from September to November, is cool and colorful. Winters are chilly, with temperatures often dropping below 0°C.

Basel's Climate

Compared to its region and neighboring countries, Basel is relatively mild. While the nearby Alps can be very cold, Basel's location in the northern part of the country, near the Rhine River, provides a moderating influence, resulting in a more temperate climate.

Annual Sun Radiation

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


* This page's content about the UV index in Basel (Switzerland) 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.