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UV Index in Winterthur

UV index


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Today's UV index in Winterthur, 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 Winterthur'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.

Winterthur's UV Index

The UV index in Winterthur, Switzerland, remains low during the winter months, typically ranging from 0-2, and increases to 4-6 during the summer.

Weather Seasons

UV index

Winterthur experiences four distinct seasons: a chilly winter with occasional snow, a mild spring with occasional rain, a warm and sunny summer, and a cool and colorful autumn.

Winterthur's Climate

Winterthur's climate is moderate compared to its region and neighboring countries, with milder winters and cooler summers than southern European cities. However, it still experiences more rainfall than many neighboring countries in central Europe.

Annual Sun Radiation

The chart below displays the average Shortwave Radiation Sum (MJ/m²) for each month of the last year in Winterthur. 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 Winterthur (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.