UV Index
UV Index
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Today's UV index in Leuven, Belgium 
will be up to 0.5, indicating a low 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, the UV index suggests low sun danger (0-2) in Leuven, reaching up to 0.5. Remember sunglasses and SPF 30+ on sunny days, and be cautious around reflective surfaces like sand, water, and snow for increased UV exposure.
The UV index in Leuven, Belgium, averages 3 in summer, considered low, and 1 in winter, indicating little to no UV exposure.
Leuven has four distinct seasons. Spring and autumn are mild, while winters are chilly with occasional snowfall and summers are warm but not hot.
Compared to its region and neighboring countries, Leuven is relatively moderate in temperature. Its rainfall is higher than some neighboring countries, but lower than parts of its own region, like the coast.
The chart below displays the average Shortwave Radiation Sum (MJ/m²) for each month of the last year in Leuven. It's designed to provide you with a better understanding of the yearly weather and sun exposure.