UV Index
UV Index
Today's UV index in Lappeenranta, Finland 
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: 2025-07-11
With a UV index reaching up to 5.4 in Lappeenranta, 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 Lappeenranta is usually low, often ranging between 0 and 3, reflecting its northern location, with the highest values occurring during the summer months when the sun is strongest.
Lappeenranta experiences cold winters with snow and short, mild summers. Spring and autumn are brief and can be cool, with more sunshine and warmer temperatures appearing mainly in June, July, and August.
Compared to neighboring countries like Sweden and Russia, Lappeenranta has similar cold winters but slightly warmer summers than northern Sweden and cooler summers than southern Russia, fitting the typical climate of southeastern Finland.
See the UV index hour by hour for Lappeenranta, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.