See the animated spiral presents global temperature change in a visually appealing and straightforward way. The pace of change is immediately obvious, especially over the past few decades. The relationship between current global temperatures and the internationally discussed target limits are also clear without much complex interpretation needed.
Data: HadCRUT4.4 from January 1850 – 2016, relative to the mean of 1850-1900. Created by Ed Hawkins of Reading University (Thanks to Jan Fuglestvedt for the idea to make a spiral).