December 2015 Summary – Warmest on Record
Blue Hill Observatory December 2015 Summary: The month was notable for consistently warmer than average temperatures that established a new record for the warmest December by a wide margin. The 24-hour mean temperature for the month of 42.9 deg F was 13.1 degrees warmer than the 120-year average for December, more than 11 degrees warmer than the 1981-2010 30-year… Read More »











