Yearly Charts for the
2006-2007 Heating Season

Weekly average degree days per day.
Sunday, January 4, 2009

Color legend:

• Blue -- Weekly average degree days per day.
• Red -- 2005-2006 Heating season weekly average degree days per day.
• Black -- 31 year smoothed degree days per day (10th order).

Cumulative weekly average degree day per day.
Sunday, January 4, 2009

Color legend:

• Magenta -- Cumulative weekly average degree days per day.
• Black -- 31 year smoothed cumulative degree days per day (10th order).

Cumulative weekly average degree day per day difference from normal.
Sunday, January 4, 2009

Color legend:

• Magenta -- Cumulative weekly average degree day per day difference from normal.
• Green -- Heating season weekly average degree days/day difference from normal, times 10.
• Gray -- 2005-2006 Cumulative weekly average degree day per day difference from normal