Information about the new 1981-2010 normals

The new 1981-2010 normals went into effect on July 1, 2011 (though they will not be used in NWS climate products until August 1).  Click on the images below to learn more about normals.

 

Normals and their reflection of a changing climate's effects on vegetation A Basic Primer on What Normals Are, and How Changing Normals Reflect Changing Climate and its Effect on Vegetation
Statewide changes in normals from 1971-2000 to 1981-2010 Normals FAQ, Webcast, and Procedure to Get the New Normals from the National Climatic Data Center
Statewide Changes in New Nornals News story:  Average U.S. Temperature Increases by 0.5°F in New Normals

 

Monthly 1981-2010 Normals of Maximum Temperature, Minimum Temperature, Average Temperature, Precipitation, Snowfall (for most sites), Heating Degree Days, and Cooling Degree Days for

 

Daily 1981-2010 Normals of Maximum Temperature, Minimum Temperature, Average Temperature, Precipitation, Snowfall, Heating Degree Days, and Cooling Degree Days for



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