Sunday, November 22, 2009

Global Temperatures

Last Update: 01-18-2010

Below is a chart that some may find useful. It combines various global temperature estimates:
  • HadCRU3v: measurements from land stations + SST, starts in 1850, the reference period is 1961-1990. data link.
  • NASA GISS: measurements from land stations + SST, starts in 1880, the reference period is 1951-1980. data link.
  • NCDC: measurements from land stations + SST starts in 1880, the reference period is 1951-1980. data link.
  • UAH versions 5.2: satellite based measurements of the lower troposphere, starts in 1979, the reference period is 1979-2000. data available here.