The combined global land and ocean average surface temperature for April 2010 was the warmest on record at 14.5
Links:
[1] http://admin.indiaenvironmentportal.org.in/reports-documents/state-climate-global-analysis-april-2010
[2] http://admin.indiaenvironmentportal.org.in/category/publisher/national-oceanic-and-atmospheric-administration
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/atmosphere-science
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/climate-change
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/global-warming
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/remote-sensing
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/india
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/delhi
[9] http://admin.indiaenvironmentportal.org.in/category/place-publication/usa
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/global
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/climate