Carsethorn, United Kingdom offers 1 beach perfect for sunbathing, surfing, swimming, and more. Carsethorn is known for its proximity to the Solway Firth and the historic Carsethorn Inn. The best time to travel to Carsethorn, United Kingdom, is during late spring to early autumn (May to September) when the average air temperature ranges from 12°C to 19°C (54°F to 66°F) and the water temperature is around 10°C to 15°C (50°F to 59°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!