The best time to visit Kulionys is during the summer months, from June to August, when the weather is warm and the days are long.During this period, you can expect pleasant temperatures, great for enjoying the outdoor activities that Kulionys and the surrounding Utena County offer. The lakes are ideal for swimming, fishing, and boating, and the forests are great for walking or cycling. Many local events and festivals also take place in the summer, offering a chance to experience Lithuanian culture.For those who enjoy stargazing, July and August are particularly good months to visit the Lithuanian Ethnocosmology Museum, as the clear summer nights often provide excellent viewing conditions.