Warmest Place in the Arctic Circle: The Barents Sea

The warmest area within the Arctic Circle is the Barents Sea, located north of Norway and Russia. Its average surface temperature hovers around 0°C (32°F)—remarkably mild for the high Arctic. This warmth comes from the North Atlantic Current, an extension of the Gulf Stream, which transports warm, salty water northeastward, keeping the sea largely ice-free year-round. The Barents Sea supports rich fisheries (cod, haddock, capelin), diverse marine mammals, and is a critical shipping route for Russian Arctic oil and gas exports. Coastal towns like Murmansk (Russia) and Vardø (Norway) remain ice-free ports even in winter.