2000 - 2012 Monthly Degree Day Comparison
Month 2000 Monthly Actual 2001 Monthly Actual 2002 Monthly Actual 2003 Monthly Actual 2004 Monthly Actual 2005 Monthly Actual 2006 Monthly Actual 2007 Monthly Actual 2008 Monthly Actual 2009 Monthly Actual 2010
Monthly
Actual
2011 Monthly Actual 2012 Monthly Actual Difference Variance Comments
January 1,285.25 1,181.60 1,349.00 1,396.00 1,476.23 1,254.80 1,406.60 1,292.50 1,320.20 1,352.00 1,379.00 1,300.00 1,388.00 -88.00 1.07 7% Colder than 2011
February 1,215.70 1,100.60 1,277.00 1,195.00 1,398.85 1,194.20 964.55 1,312.45 1,271.95 1,159.85 1,123.10 1,060.30 1,127.30 -67.00 1.06 6% Colder than 2011
March 1,262.80 1,342.25 1,189.00 1,281.00 1,256.40 1,184.30 1,313.70 1,405.67 1,342.20 1,412.50 1,165.75 1,100.00 1,428.70 -328.70 1.30 30% Colder than 2011
April 993.05 872.00 887.00 803.00 899.85 906.05 976.05 806.60 812.80 808.25 637.80 995.40 848.00 147.40 0.85 15% Warmer thans 2011
May 668.75 694.10 493.00 570.00 601.30 506.90 503.50 638.15 500.65 536.55 460.40 500.30   500.30 0.00  
June 155.15 218.70 253.00 231.00 146.30 251.95 148.05 178.90 149.40 226.00 238.80 250.80   250.80 0.00  
July 137.30 169.15 179.00 136.00 109.80 236.10 126.30 87.95 117.55 191.80 123.60 79.04   79.04 0.00  
August 286.70 188.50 300.00 69.00 216.15 227.05 171.00 209.80 328.40 245.05 156.95 202.80   202.80 0.00  
September 452.45 344.70 352.00 447.00 467.70 424.85 308.40 403.75 481.65 395.05 418.10 368.60   368.60 0.00  
October 826.40 762.40 722.00 639.00 803.65 734.05 669.10 816.95 878.65 715.30 744.15 693.40   693.40 0.00  
November 1,061.25 1,091.20 944.00 1,062.00 1,189.60 1,180.90 1,149.10 1,022.35 1,017.20 1,132.65 936.30 1,185.80   1,185.80 0.00  
December 1,352.50 1,221.30 1,038.00 1,321.00 1,418.85 1,010.85 1,121.85 1,259.45 1,291.75 1,193.95 1,368.20 1,220.90   1,220.90 0.00  
Total 9,697.30 9,186.50 8,983.00 9,150.00 9,984.68 9,112.00 8,858.20 9,434.52 9,512.40 9,368.95 8,752.15 8,957.34   4,165.34 0.00  
Over previous Year 5% Warmer 2% Warmer 2% Colder 10% Colder 9% Warmer 2% Warmer 6% Colder 1% Colder 2% Warmer 7% Warmer 2% Colder