Last month was the warmest June on record for the land surfaces of the globe since researchers started keeping track in 1880. The temperature beat the last record in 2005 by .11 degrees C. Land and ocean temperatures combined, it was the fourth consecutive month that was warmest on record. However, for global ocean temperature June was only the fourth warmest. The last ten warmest global averages recorded since 1880 have been during the last 15 years. Currently, the warmest year to date is 1998. The report is released by the National Climactic Data Center.