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UV Index in Mariehamn

UV index


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Today's UV index in Mariehamn, Åland Islands Åland Islands will be up to 2.9, indicating a low level of sun exposure for the average person. Check the annual sun radiation in the city and 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 Mariehamn, reaching up to 2.9. Remember sunglasses and SPF 30+ on sunny days, and be cautious around reflective surfaces like sand, water, and snow for increased UV exposure.

Mariehamn's UV Index

The UV index in Mariehamn, Åland Islands can reach a high of 7 during the summer months. In winter, the UV index is generally low, rarely exceeding 1.

Weather Seasons

UV index

Mariehamn experiences four distinct seasons. Spring is mild and sunny, summer brings long daylight hours and warm temperatures, autumn is cool and colorful, and winter is snowy with short daylight hours.

Mariehamn's Climate

Compared to its region and neighboring countries, Mariehamn has a milder climate due to its coastal location and the moderating effects of the Baltic Sea. While nearby Sweden and Finland can have very cold winters, Mariehamn's winter temperatures are generally less extreme.

Annual Sun Radiation

The chart below displays the average Shortwave Radiation Sum (MJ/m²) for each month of the last year in Mariehamn. 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 Mariehamn (Åland Islands) 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.