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UV Index in Helsinki, FI

UV index


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Today's UV index in Helsinki, Finland Finland will be up to 0.2, indicating low risk of harm from the sun's UV rays for the average person. Check our tips for today to make sure you're safe in the sun.


Today's tips

Today, the UV index suggests low sun danger (0-2) in Helsinki, reaching up to 0.2. Remember sunglasses and SPF 30+ on sunny days, and be cautious around reflective surfaces like sand, water, and snow for increased UV exposure.

Helsinki Weather

Read more here about the climate and sun exposure in and around Helsinki.

UV Index in Helsinki

The UV index in Helsinki, Finland, typically ranges from 1 to 5. It is generally low due to the city's high latitude and cloudy weather. However, it can increase to moderate levels during the summer months when the sun is stronger. It is important to protect your skin by wearing sunscreen, hats, and sunglasses when the UV index is higher.

Weather Seasons

UV index

Helsinki experiences four distinct seasons. Winter (December to February) is cold, with temperatures averaging around -5 °C (23 °F) and occasional snowfall. Spring (March to May) brings milder temperatures, ranging from 0 °C to 10 °C (32 °F to 50 °F), and the city starts to bloom. Summer (June to August) is relatively mild, with temperatures ranging from 15 °C to 25 °C (59 °F to 77 °F). Autumn (September to November) is a bit chilly, with temperatures dropping from 10 °C to 0 °C (50 °F to 32 °F), and nature displays beautiful fall colors.

Helsinki's Climate

Compared to its region, Helsinki receives less sunshine due to its northerly location. In summer, it enjoys long daylight hours, with the sun setting as late as 11 pm. However, during winter, daylight is limited to a few hours, and the sun sets as early as 3 pm. The city experiences the "Midnight Sun" phenomenon during the summer solstice, where the sun doesn't set at all. This variation in sun exposure throughout the year contributes to the unique experience of living in Helsinki.

Annual Sun Radiation

The chart above displays the Shortwave Radiation Sum (MJ/m²) for each day of the last year in Helsinki. It's designed to provide you with a better understanding of the yearly weather and sun exposure.


* This page's content about the UV index in Helsinki (Finland) is for educational and informational purposes only. The developers and data providers are not liable for the accuracy, reliability, or availability of the information. The information is not a substitute for professional medical advice, and the developers and data providers are not medical professionals. Seek advice from a qualified health provider for any medical concerns, and do not disregard medical advice or delay seeking it based on the information provided on this site.