a
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30-year normal represents average over 1971 - 2000, reported by National Oceaenic and Atmospheric Administration.
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- = no data available
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Notes: The approximate break between historical and forecast values is shown with historical data printed in bold; estimates and forecasts in italics.
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Regions refer to U.S. Census divisions.
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See "Census division" in EIA's Energy Glossary (http://www.eia.doe.gov/glossary/index.html) for a list of States in each region.
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Historical data: Latest data available from U.S. Department of Commerce, National Oceanic and Atmospheric Association (NOAA).
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Minor discrepancies with published historical data are due to independent rounding.
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Projections: Based on forecasts by the NOAA Climate Prediction Center.
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