Humberston, United Kingdom offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Humberston, England, United Kingdom, is known for its proximity to Cleethorpes Beach and the Humberston Fitties. The best time to travel to Humberston, United Kingdom, is during the summer months of June to August, when the average air temperature is around 18°C (64°F) and the North Sea water temperature is approximately 15°C (59°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!