Today, the UV index suggests low sun danger (0-2) in Prague, reaching up to 0.8. 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 Prague.
In Prague, Czechia, the UV index varies throughout the year. During the summer months of June, July, and August, when the sun is strongest, the UV index can reach its highest levels. It is crucial to protect your skin with sunscreen, hats, and sunglasses to avoid sunburn and long-term damage.
Prague experiences four distinct seasons. Spring (March to May) is mild, with temperatures ranging from around 5 °C (41 °F) to 15 °C (59 °F). Summers (June to August) are warm, with average temperatures ranging from 15 °C (59 °F) to 25 °C (77 °F), though heatwaves can push temperatures above 30 °C (86 °F). Autumn (September to November) brings cooler temperatures, ranging from 5 °C (41 °F) to 15 °C (59 °F), and beautiful fall foliage. Winters (December to February) are cold, with temperatures dropping below freezing, from -5 °C (23 °F) to 0 °C (32 °F), and occasional snowfall.
Compared to its region, Prague enjoys a similar climate to other cities in Central Europe. It experiences moderate sun exposure throughout the year, with an average of about 6 to 7 hours of sunlight per day. However, during the winter months, shorter days result in reduced daylight hours. It's important to plan activities accordingly and ensure adequate warmth and protection from the chilly temperatures.
The chart above displays the Shortwave Radiation Sum (MJ/m²) for each day of the last year in Prague. It's designed to provide you with a better understanding of the yearly weather and sun exposure.