GDD Seasonal Summary (Degree Days)

Note: Data is updated after midnight each day.
NNorthern Hemisphere Meterological Seasons
Winter: January, February, March
Spring: April, May, June
Summer: July, August, September
Autumn: October, November, December

 Daily DetailMonthly SummarySeasonal Summary 

GDD Growing Degree Days
DateWinterSpringSummerAutumnYear
Dec 2018 / Nov 201965.8* 11.5 more than the Winter average.217.5* 39.5 more than the Spring average.582.4* 19.6 less than the Summer average.208.5* 91.5 less than the Autumn average.1074.2* 60.1 less than the yearly average.
Dec 2017 / Nov 201838.7* 15.7 less than the Winter average.233.8* 55.8 more than the Spring average.726.6 124.6 more than the Summer average.311.4* 11.5 more than the Autumn average.1310.6* 176.2 more than the yearly average.
Dec 2016 / Nov 201751.5* 2.8 less than the Winter average.239.5* 61.5 more than the Spring average.589.7 12.3 less than the Summer average.300.4* 0.5 more than the Autumn average.1181.2* 46.8 more than the yearly average.
Dec 2015 / Nov 201697.7* 43.3 more than the Winter average.173.6* 4.4 less than the Spring average.612.3 10.3 more than the Summer average.295.2* 4.8 less than the Autumn average.1178.8* 44.4 more than the yearly average.
Dec 2014 / Nov 201542.0* 12.4 less than the Winter average.35.7* 142.3 less than the Spring average.535.5 66.5 less than the Summer average.290.1* 9.9 less than the Autumn average.903.2* 231.1 less than the yearly average.
Dec 2013 / Nov 201451.7* 2.7 less than the Winter average.211.7* 33.7 more than the Spring average.684.9 82.8 more than the Summer average.391.9* 91.9 more than the Autumn average.1340.2* 205.8 more than the yearly average.
Dec 2012 / Nov 201333.1* 21.2 less than the Winter average.134.2* 43.8 less than the Spring average.692.6 90.6 more than the Summer average.335.6* 35.7 more than the Autumn average.1195.5* 61.2 more than the yearly average.
Dec 2011 / Nov 2012------392.1* 209.9 less than the Summer average.266.6* 33.4 less than the Autumn average.658.7* 475.7 less than the yearly average.
 
Max97.7 239.5 726.6 391.9 1340.2
Avg54.4 178.0 602.0 300.0 1134.4
Min33.1 35.7 392.1 208.5 658.7
 
Color Key
< 1.0 1.0 - 70.0 70.0 - 140.0 140.0 - 210.0 210.0 - 280.0 280.0 - 350.0 350.0 - 420.0 420.0 - 490.0 490.0 - 560.0 560.0 - 630.0630.0>
* denotes incomplete data for the month/year.

Script Developed by Murry Conarroe of Wildwood Weather.