UV Index
UV Index
Today's UV index in Grevenmacher, Luxembourg 
will be up to 5.7, indicating a moderate 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
With a UV index reaching up to 5.7 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, varies throughout the year, reaching its highest levels of around 6 to 7 during the summer months and dropping to low levels of 0 to 1 during winter. Spring and autumn see moderate UV levels around 3 to 5.
Grevenmacher experiences four distinct seasons: cold winters with occasional snow, mild and sometimes rainy springs, warm summers with periods of sunshine, and cool, crisp autumns with leaves changing color. Rainfall is spread fairly evenly across the year.
Compared to neighboring countries like Germany and Belgium, Grevenmacher's weather is quite similar, showing a moderate oceanic climate. It usually has slightly cooler winters and mild summers, typical of the wider Luxembourg region in Western Europe.
See the UV index hour by hour for Grevenmacher, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.