UV Index
UV Index
Today's UV index in Uppsala, Sweden 
will be up to 3.9, 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: 2025-05-10
With a UV index reaching up to 3.9 in Uppsala, 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.
Uppsala’s UV index is usually low, often ranging from 1 to 5 throughout the year, with the highest values in late spring and early summer around May and June. UV levels drop significantly in winter due to weaker sunlight.
In Uppsala, winters are cold and snowy with temperatures often below freezing from December to February. Summers are mild and short, with warmer weather in June to August. Spring and autumn are brief, marked by gradual temperature changes and occasional rain.
Compared to the wider region of Sweden, Uppsala experiences typical southern Swedish weather—colder than coastal cities but warmer than northern parts. Neighboring countries like Norway have colder winters in the mountains, while Denmark is milder and less snowy due to its maritime climate.
See the UV index hour by hour for Uppsala, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.