by Antony Watts, January 3, 2017 in WUWT

From the University of Alabama, Huntsville.

Global Temperature Report: December 2017
Global climate trend since Nov. 16, 1978: +0.13 C per decade
December temperatures (preliminary)

Global composite temp.: +0.41 C (about 0.74 degrees Fahrenheit) above 30-year average for December.
Northern Hemisphere: +0.50 C (about 0.90 degrees Fahrenheit) above 30-year average for December.
Southern Hemisphere: +0.33 C (about 0.59 degrees Fahrenheit) above 30-year average for December.
Tropics: +0.26 C (about 0.47 degrees Fahrenheit) above 30-year average for November.