July 22, 2010-National Oceanic and Atmospheric Administratioon. The global June land surface temperature was 1.93°F (1.07°C) above the 20th century average of 55.9 °F (13.3°C) — the warmest on record. Graph credit: NOAA Last month’s combined global land and ocean … Continue reading NOAA: June, April to June, and Year-to-Date Global Temperatures are Warmest on Record