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Degree Days Seasonal Summary (65°F Base)

Data last updated 05/21/13 07:09 AM.
Northern Hemisphere Meterological Seasons
Winter: December, January, February
Spring: March, April, May
Summer: June, July, August
Fall: September, October, November

 Daily DetailMonthly SummarySeasonal Summary 

DateHeating Degree Days
WinterSpringSummerFallYear
Dec 2012 / Nov 20133649.3 153 more than the Winter average.1970.4* 363.4 more than the Spring average.------5619.7* 944.8 less than the yearly average.
Dec 2011 / Nov 20123306.1 190.2 less than the Winter average.1139.7 467.3 less than the Spring average.29.1 28 less than the Summer average.1545.9 141.8 more than the Fall average.6020.8 543.7 less than the yearly average.
Dec 2010 / Nov 20114018.3 522 more than the Winter average.1880.8 273.8 more than the Spring average.46.1 11 less than the Summer average.1379.8 24.3 less than the Fall average.7325.0 760.5 more than the yearly average.
Dec 2009 / Nov 20103856.5 360.2 more than the Winter average.1361.2 245.8 less than the Spring average.25.1 32 less than the Summer average.1341.9 62.2 less than the Fall average.6584.7 20.2 more than the yearly average.
Dec 2008 / Nov 20092651.1* 845.2 less than the Winter average.1682.7 75.7 more than the Spring average.128.1 71 more than the Summer average.1348.8 55.3 less than the Fall average.5810.7* 753.8 less than the yearly average.
 
Max4018.3 1970.4 128.1 1545.9 7325.0
Avg3496.3 1607.0 57.1 1404.1 6564.5
Min2651.1 1139.7 25.1 1341.9 5619.7
 
 
DateCooling Degree Days
WinterSpringSummerFallYear
Dec 2012 / Nov 20130.0  38.9* 11.9 less than the Spring average.------38.9* 703 less than the yearly average.
Dec 2011 / Nov 20120.0  79.7 28.9 more than the Spring average.863.0 214.3 more than the Summer average.57.5 15.1 more than the Fall average.1000.2 258.3 more than the yearly average.
Dec 2010 / Nov 20110.0  39.8 11 less than the Spring average.703.7 55 more than the Summer average.53.4 11 more than the Fall average.796.9 55 more than the yearly average.
Dec 2009 / Nov 20100.0  81.0 30.2 more than the Spring average.663.9 15.2 more than the Summer average.31.1 11.3 less than the Fall average.776.0 34.1 more than the yearly average.
Dec 2008 / Nov 20090.0*  14.4 36.4 less than the Spring average.364.0 284.7 less than the Summer average.27.4 15 less than the Fall average.405.8* 336.1 less than the yearly average.
 
Max0.0 81.0 863.0 57.5 1000.2
Avg0.0 50.8 648.7 42.4 741.9
Min0.0 14.4 364.0 27.4 38.9
 
Color Key
< 300 300 - 600 600 - 900 900 - 1200 1200 - 1500 1500 - 1800 1800 - 2100 2100 - 2400 2400 - 2700 2700 - 3000 3000 - 3300 3300 - 36003600>
* denotes incomplete data for the month/year.

A Degree Day is a unit of measurement equal to a difference of one degree between the mean outdoor temperature and a reference temperature (65°F). Degree Days are used in estimating the energy needs for heating or cooling a building.

Script Developed by Murry Conarroe of Wildwood Weather.