The monthly anomaly of the global average surface temperature in December 2016 (i.e. the average of the near-surface air temperature over land and the SST) was +0.35°C above the 1981-2010 average (+0.73°C above the 20th century average), and was the 2nd warmest since 1891. On a longer time scale, global average surface temperatures have risen at a rate of about 0.75°C per century.
1st. 2015(+0.66°C), 2nd. 2016(+0.35°C), 3rd. 2014(+0.31°C), 4th. 2006,1997(+0.28°C)