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UV Index in Leuven, BE

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Today's UV index in Leuven, Belgium Belgium 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 Leuven, 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.

Leuven Weather

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

UV Index in Leuven

The UV index in Leuven, Belgium, varies throughout the year. In the summer months, from June to August, the index can reach a high level of 6 to 7, which is considered moderate to high sun exposure. It is important to protect yourself from the sun by using sunscreen, wearing hats and sunglasses (UV index 8 to 10 has very high to extreme sun exposure).

Weather Seasons

UV index

Leuven experiences four distinct seasons: spring, summer, autumn, and winter. Spring (March to May) brings mild temperatures ranging from 5 °C (41 °F) to 15 °C (59 °F), with occasional rainfall. Summer (June to August) is warm, with temperatures averaging between 17 °C (63 °F) to 25 °C (77 °F), and more precipitation occurs. Autumn (September to November) brings cooler temperatures ranging from 7 °C (45 °F) to 15 °C (59 °F), with colorful foliage and some rainfall. Winter (December to February) is cold, with temperatures averaging from 1 °C (34 °F) to 6 °C (43 °F), and occasional snowfall.

Leuven's Climate

Compared to its region, Leuven experiences a moderate amount of sun exposure. It receives about 1,500 to 1,600 hours of sunshine per year. However, neighboring cities like Brussels and Antwerp are slightly sunnier, with Brussels receiving around 1,700 hours of sunshine annually. It is important to note that despite the moderate sun exposure, it is still essential to take precautions against harmful UV rays to protect your skin and eyes.

Annual Sun Radiation

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