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UV Index in Luzern

Day Summary

Today's UV index in Luzern, Switzerland Switzerland will be up to 6.2, indicating a high level of sun exposure for the average person. Check our tips for today to make sure you're safe in the sun.

Last checked: 2025-05-09

Forecast

Today's tips

With Luzern's UV index reaching 6.2, protect your skin from harm by staying in shade, wearing protective clothing, and applying SPF 30+ sunscreen every 2 hours, especially between 10 a.m. and 4 p.m. when UV rays are strongest.

Luzern's UV Index

Luzern's UV index ranges from low in winter to moderate or high during summer months, peaking around midday in June and July. Seasonal changes affect UV exposure significantly. The city experiences four distinct seasons with moderate rainfall. Winters are cold with some snowfall, springs and autumns are mild with variable weather, and summers are warm and sometimes humid. Compared to surrounding regions, Luzern has a slightly milder climate than high Alpine areas but cooler and wetter conditions than lower Swiss plains. Neighboring countries like Germany and Italy show more variation, with Italy being warmer and Germany having more continental climate influences.

Hourly Trend

See the UV index hour by hour for Luzern, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.

Disclaimer

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