Fredrikstad, Norway offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Fredrikstad is known for its well-preserved Old Town, Gamlebyen, which is a major tourist attraction. The best time to travel to Fredrikstad, Norway, is from June to August, when the average air temperature is around 18°C (64°F) and the water temperature is approximately 16°C (61°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!