27.11.2017 Views

United States yearbook - 1982 (1)

United States yearbook - 1982 (1)

United States yearbook - 1982 (1)

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

Figure 7.2<br />

U.S. Weather Zone Map of Heating Degree Days (HDD) and Cooling Degree Days (CDD)<br />

Geography and Environment<br />

Note: Heating degree days (HDD) refers to the number of degrees the daily average temperature is below 65 degrees Fahrenheit. Cooling degree days (CDD)<br />

refers to the number o f degrees the daily average temperature is above 65 degrees Fahrenheit.<br />

Source; Chart prepared by U.S. Bureau of the Census.<br />

ro ro

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!