UV Index
UV Index
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Today's UV index in Heelsum, Netherlands 
will be up to 1.2, 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 Heelsum, reaching up to 1.2. 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 Heelsum, Netherlands typically ranges from 1-7. In winter, it can be as low as 1, while in summer it can reach up to 7.
Heelsum experiences four seasons: a mild spring, warm summer, crisp autumn, and chilly winter. Summer temperatures can reach up to 25°C, while winter temperatures can drop to around 0°C.
Compared to its region and neighboring countries, Heelsum's weather is relatively mild. The Netherlands has a maritime climate, which results in moderate temperatures throughout the year. Neighboring countries like Germany and Belgium have similar weather patterns but can experience more extreme temperatures in the summer and winter.