UV Index
UV Index
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Today's UV index in Merl, 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, 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.
Read more here about the climate and sun exposure in and around 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.
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.
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.
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.