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UV Index in Trondheim

UV index


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Today's UV index in Trondheim, Norway Norway will be up to 5.2, indicating a moderate 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

With a UV index reaching up to 5.2 in Trondheim, 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.

Trondheim's UV Index

The UV index in Trondheim, Norway is generally low due to its high latitude. It rarely reaches extreme levels, even in the summer months.

Weather Seasons

UV index

Trondheim experiences four distinct seasons. Winters are cold and snowy, with temperatures often below freezing. Spring brings milder temperatures and longer days. Summers are mild and relatively short, with temperatures rarely exceeding 20°C. Autumn sees falling leaves and cooler weather.

Trondheim's Climate

Compared to its region and neighboring countries, Trondheim's weather is relatively mild. Despite its northern location, the Gulf Stream moderates its climate, preventing extreme cold. Nearby cities in Sweden and Finland, at similar latitudes, experience much colder winters.

Annual Sun Radiation

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