2016 Was Second-Hottest Year on Record in U.S. (Morning Consult, 1/9/2017)
But climate change is a global phenomenon, Jack, not just what we see out of our windows here in the U.S.
Graph found at Global Analysis - November 2016 year-to-date temperatures versus previous years.
This graphic compares the year-to-date temperature anomalies for 2016 (black line) to what were ultimately the seven warmest years on record:
The use of 1998 as a reference point is a favorite meme of GOP legislators and other climate deniers.
Photo source: U.S. Congress
Text source: Skeptical Science