UV Index
UV Index
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Today's UV index in Cologne, Germany 
will be up to 1.3, 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 Cologne, reaching up to 1.3. 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 Cologne, Germany, averages around 3 in the summer months and 1 in the winter. It can reach a maximum of 8 during the hottest months.
Cologne has four distinct seasons. Spring, from March to May, is mild and wet. Summers, from June to August, are warm and sometimes humid. Autumn, from September to November, is cool and can be foggy. Winters, from December to February, are cold with occasional snow.
Compared to its region and neighboring countries, Cologne's weather is moderate. It is milder than nearby mountainous areas and somewhat cooler than southern European countries like Italy or Spain during the summer. However, it can be just as cold as these countries in the winter.