UV Index
UV Index
Today's UV index in Turku, Finland 
will be up to 5.3, 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: 2025-07-11
With a UV index reaching up to 5.3 in Turku, 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 Turku is generally low, especially in winter when the sun is weak or absent. It peaks during summer months, reaching moderate levels from May to August. Sunlight exposure is highest around noon.
Turku experiences cold, snowy winters and mild summers. Snowfall lasts from December to March. Spring and autumn are short and can be rainy. Summer temperatures usually stay between 15 and 22°C (59-72°F).
Compared to the rest of Finland, Turku is milder and wetter due to its coastal location. It is warmer than northern Finland but cooler than southern parts of Sweden. Neighboring countries like Estonia have similar weather but slightly warmer summers.
See the UV index hour by hour for Turku, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.