Today, the UV index suggests low sun danger (0-2) in Vienna, reaching up to 1.1. 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 Vienna.
Vienna, Austria experiences a moderate UV index throughout the year. In the summer months, the UV index typically reaches a high of 7 (high) to 8 (very high) on a scale of 1 to 11. It is important to protect your skin by using sunscreen, wearing protective clothing, and seeking shade during peak hours to minimize the risk of sunburn and skin damage.
Vienna has distinct seasons, with warm summers and cold winters. Summer temperatures average around 25 °C (77 °F), occasionally reaching up to 35 °C (95 °F). Spring and autumn bring mild temperatures, ranging from 10 °C (50 °F) to 20 °C (68 °F). Winters in Vienna can be quite cold, with temperatures ranging from -3 °C (27 °F) to 4 °C (39 °F), often accompanied by snowfall.
Compared to its region, Vienna enjoys a moderate amount of sun exposure. The city experiences approximately 1,700 hours of sunshine per year. While not as sunny as some Mediterranean regions, Vienna still benefits from a fair amount of sunlight, allowing for enjoyable outdoor activities throughout the year. However, it is still important to take necessary precautions to protect against the UV rays that are present, especially during the summer months.
The chart above displays the Shortwave Radiation Sum (MJ/m²) for each day of the last year in Vienna. It's designed to provide you with a better understanding of the yearly weather and sun exposure.