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UV Index in Luxembourg

UV index


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Today's UV index in Luxembourg, Luxembourg Luxembourg will be up to 4.2, indicating a moderate 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 reaching up to 4.2 in Luxembourg, stay shaded during midday when the sun is strongest; wear protective clothing, a wide-brimmed hat, UV-blocking sunglasses; apply SPF 30+ sunscreen every 2 hours, even on cloudy days; and be cautious of heightened UV on bright surfaces.

Luxembourg's UV Index

The UV index in Luxembourg, Luxembourg typically ranges from low to high, with values rarely exceeding 8. This varies throughout the year, with higher readings during summer months.

Weather Seasons

UV index

Luxembourg experiences four distinct seasons. Spring brings mild temperatures and blooming flowers, while summer is generally warm and sometimes humid, with temperatures reaching up to 30°C. Autumn sees a cooling trend, with beautiful fall foliage. Winter is often cold and cloudy, with occasional snowfall.

Luxembourg's Climate

Compared to its region and neighboring countries, Luxembourg's weather patterns are somewhat similar to that of Germany, France, and Belgium. However, Luxembourg tends to be slightly cooler in the summer and milder in the winter. Its location in a valley can lead to more variable temperature extremes compared to surrounding areas.

Annual Sun Radiation

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