Yearly Charts for the
2009-2010 Heating Season

Weekly average degree days per day.

Color legend:

• Blue -- Weekly average degree days per day.
• Red -- 2008-2009 Heating season weekly average degree days per day.
• Black -- 34 year smoothed degree days per day (10th order).

Cumulative weekly average degree day per day.

Color legend:

• Magenta -- Cumulative weekly average degree days per day.
• Black -- 34 year smoothed cumulative degree days per day (10th order).

Cumulative weekly average degree day per day difference from normal.

Color legend:

• Magenta -- Cumulative weekly average degree day per day difference from normal.
• Gray -- 2008-2009 Cumulative weekly average degree day per day difference from normal