UV Index
UV Index
Today's UV index in Norrköping, Sweden 
will be up to 5.4, 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: 2025-07-20
With a UV index reaching up to 5.4 in Norrköping, 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 Norrköping is usually low to moderate, ranging from 0 in winter to about 5 during summer months, which means the sun’s rays are mild compared to sunnier places.
Norrköping has cold winters with temperatures often below freezing and snowy days. Summers are mild and pleasant, with temperatures around 20°C (68°F) and long daylight hours in June and July.
Compared to southern Sweden and neighboring Denmark, Norrköping is cooler, especially in winter. It is warmer and sunnier than northern Sweden but has less sunshine than coastal cities on the Baltic Sea nearby.
See the UV index hour by hour for Norrköping, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.