The best time to visit Geiranger is during the summer months, specifically from June through August, when all attractions and activities are fully operational.During this peak season, you'll experience the mildest weather, with average temperatures around 15-20°C (59-68°F), making it ideal for outdoor activities like hiking, kayaking, and boat tours of the fjord. The extended daylight hours, sometimes lasting until late evening, provide ample time to explore the stunning natural landscapes, including the Seven Sisters waterfall and the scenic Eagle Road. This period is particularly suitable for families and couples looking to maximize their sightseeing and outdoor adventures.For those seeking a quieter experience with fewer crowds, the shoulder seasons of May and September offer a good alternative. While some facilities might have limited hours, the weather is still pleasant for exploring, and you'll find the natural beauty just as captivating, often with the added bonus of spring blossoms or autumn colors.