Today, the UV index suggests low sun danger (0-2) in Joensuu, reaching up to 0.1. Remember sunglasses and SPF 30+ on sunny days, and be cautious around reflective surfaces like sand, water, and snow for increased UV exposure.
Read more here about the climate and sun exposure in and around Joensuu.
The UV index in Joensuu typically varies between low to moderate levels. During the summer months, from June to August, it ranges from 2 to 5 (low to moderate), reaching its peak in July. It is important to wear sunscreen and protective clothing to reduce the risk of sunburn and skin damage.
Joensuu experiences four distinct seasons throughout the year. Spring, from March to May, is generally mild with temperatures ranging from 0 °C (32 °F) to 15 °C (59 °F). Summers, from June to August, are warm with average temperatures between 14 °C (57 °F) and 23 °C (73 °F). Autumn, from September to November, gradually becomes cooler with temperatures ranging from 5 °C (41 °F) to 13 °C (55 °F). Winters, from December to February, are cold and snowy, with temperatures dropping as low as -20 °C (-4 °F).
Compared to its region, Joensuu experiences a similar amount of sun exposure. However, due to its higher latitude, it receives more daylight during the summer months. In contrast, the winter days are shorter with fewer daylight hours. It is important to make the most of the summer sun while also being prepared for the colder and darker winter months.
The chart above displays the Shortwave Radiation Sum (MJ/m²) for each day of the last year in Joensuu. It's designed to provide you with a better understanding of the yearly weather and sun exposure.