September 2009 average temperature for the contiguous United States was above the long-term average, according to NOAA’s monthly State of the Climate report issued today. Based on records going back to 1895, the monthly National Climatic Data Center analysis is part of the suite of climate services NOAA provides. The average September temperature of 66.4 degrees F was 1.0 degree F above the 20th century average. Precipitation across the contiguous United States in September averaged 2.48 inches, exactly the 1901-2000 average. (More)
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