Today, the UV index suggests low sun danger (0-2) in Tallinn, reaching up to 2. 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 Tallinn.
The UV index in Tallinn, Estonia typically ranges from 1 to 6, indicating low to moderate intensity. It is important to protect your skin when the index is higher (3 or above) by wearing sunscreen, hats, and sunglasses. During summer, the UV index can reach 6 (or 8-10 in imperial), so extra caution is advised.
Tallinn experiences four distinct seasons. Spring (March to May) starts chilly, with temperatures around 1-8 °C (34-46 °F), but gradually warms up. Summer (June to August) is mild with temperatures averaging 15-22 °C (59-72 °F). Autumn (September to November) brings cooler weather, ranging from 6-14 °C (43-57 °F), and vibrant fall colors. Winter (December to February) is cold, with temperatures usually below freezing, ranging from -5 to -1 °C (23-30 °F).
Compared to its region, Tallinn gets a moderate amount of sun exposure. It experiences around 1,800 hours of sunshine per year, with the sunniest months in summer (about 8 hours of sunshine per day). However, during winter, the sun is up for only a few hours, resulting in less daylight. It is essential to make the most of sunny days in Tallinn, especially during the colder months.
The chart above displays the Shortwave Radiation Sum (MJ/m²) for each day of the last year in Tallinn. It's designed to provide you with a better understanding of the yearly weather and sun exposure.