The National Climatic Data Center reports:
June 2008 was the 27th warmest June for the contiguous United States, based on records dating back to 1895, according to an analysis by NOAA’s National Climatic Data Center in Asheville, N.C. The average June temperature, 70.4 degrees F, was 1.1 degrees above the 20th century mean, based on preliminary data.
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Five states (California, Georgia, Tennessee, and the Carolinas) were much drier than average, with California having the fourth driest June on record and North Carolina ranking eighth driest.