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Today's UV index in Tromsø, Norway will be up to 3.1, 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.
With a UV index reaching up to 3.1 in Tromsø, 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 Tromsø, Norway, is generally low due to its high latitude. It experiences polar nights with no sunlight for about two months and the Midnight Sun with continuous daylight for around two months each year.
Tromsø has four distinct seasons. Winters are cold and snowy, with temperatures often below freezing. Spring sees slowly warming temperatures and longer days. Summers are mild and relatively short, with temperatures rarely exceeding 15°C. Autumn brings chilly weather, colorful foliage, and the first snowfalls.
Compared to its region and neighboring countries, Tromsø's weather is relatively cold and wet. Its coastal location results in milder temperatures than inland areas, but it still experiences harsher winters than many neighboring countries. The city's extreme latitude also results in unique weather phenomena like the Midnight Sun and Polar Nights.
The chart below displays the average Shortwave Radiation Sum (MJ/m²) for each month of the last year in Tromsø. It's designed to provide you with a better understanding of the yearly weather and sun exposure.