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UV Index in Merl, LU

UV index


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Today's UV index in Merl, Luxembourg Luxembourg will be up to 0.7, indicating low risk of harm from the sun's UV rays for the average person. Check our tips for today to make sure you're safe in the sun.


Today's tips

Today, the UV index suggests low sun danger (0-2) in Merl, reaching up to 0.7. Remember sunglasses and SPF 30+ on sunny days, and be cautious around reflective surfaces like sand, water, and snow for increased UV exposure.

Merl Weather

Read more here about the climate and sun exposure in and around Merl.

UV Index in Merl

The UV index in Merl is generally moderate to high during the summer months, reaching levels of 6 to 8. This means that it is important to protect your skin from the sun's harmful rays by wearing sunscreen, sunglasses, and protective clothing. Remember to seek shade during peak hours from 10 am to 4 pm to minimize the risk of sunburn.

Weather Seasons

UV index

Merl experiences four distinct seasons throughout the year. Spring (March to May) brings mild temperatures, with averages ranging from 5 °C (41 °F) to 15 °C (59 °F). Summers (June to August) are warm, with temperatures ranging from 15 °C (59 °F) to 25 °C (77 °F). Autumn (September to November) is pleasant, with temperatures varying between 5 °C (41 °F) and 15 °C (59 °F). Winters (December to February) are cold, averaging around 0 °C (32 °F) with occasional snowfall.

Merl's Climate

Compared to its region, Merl enjoys a moderate amount of sunshine. Throughout the year, the city receives around 1,600 hours of sunlight. The region is also blessed with a moderate climate, with temperatures that rarely reach extreme levels. However, the sun's intensity should not be underestimated, especially during the summer months when the UV index rises. It is important to stay aware of the weather conditions and take appropriate measures to protect yourself from excessive sun exposure.

Annual Sun Radiation

The chart above displays the Shortwave Radiation Sum (MJ/m²) for each day of the last year in Merl. 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 Merl (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.