The first half of October 2016 was likely the warmest across the Arctic for this time of year since at least 1948, says Maine’s state climatologist. In the Arctic — 65–90 degrees north latitude — on Oct. 7, 2016, the mean daily temperature averaged a balmy minus 3.5 C (25.7 F), a value that’s 6.6 read more Record early-October warmth across the Arctic