UV Index
UV Index
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Today's UV index in Grevenmacher, Luxembourg 
will be up to 4.3, 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.
With a UV index reaching up to 4.3 in Grevenmacher, 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.
The UV index in Grevenmacher, Luxembourg, typically ranges from low to high. In winter, it is low, while in summer, it can reach high levels. Always check the UV index before planning outdoor activities.
Grevenmacher has four distinct seasons. Spring (March to May) is mild and wet, summer (June to August) is warm and sometimes humid, autumn (September to November) is cool and colorful, and winter (December to February) is cold with occasional snowfall.
Compared to its region and neighboring countries, Grevenmacher's weather is moderate. It's generally milder than nearby Germany and Belgium, but cooler than France. Rainfall is relatively evenly distributed throughout the year. Local microclimates can cause variations, especially in the mountainous areas.
The chart below displays the average Shortwave Radiation Sum (MJ/m²) for each month of the last year in Grevenmacher. It's designed to provide you with a better understanding of the yearly weather and sun exposure.