FROST DEGREE DAYS 



9000r 



aooo- 



7000- 



6000- 



5000- 



4000- 



3000 ■ 



2000- 



1000- 



May/ / 

 / / 



/ / 

 ' / 



'AP' 



,\iar 



OCT 



NORMAL 1975 



CLYDE 



7000r 



6000 



5000 



4 000 



3000 



2000 



1000 



May,' ' 



// 



/•Apr „ 



,'Feb 



Nov 

 ' Oct 



NORMAL 1975 



RESOLUTION IS. 



2500 



2000- 



1500 



1000 



JOO 



^ipr 



NORMAL 



HOPEDALE 



3500r 



3000- 



2500- 



2000- 



1500- 



1000- 



500- 



APr 



/ 



' A 

 / / 

 / / 

 // 



//Mar 



/ 



/ 

 / 

 / 

 /Feb 



"ftov 



NORMAL 



CARTWRIGHT 



T9T5 



3000 



2500 



^000 



1500 



1000 



500 



APr 



/ 



war 



/ 

 / 

 / 

 /Feb 



/jdar / 

 // / 



NORMAL I975 



ST ANTHONY 



1400 



1200 



1000 



800 



600 



400 



200- 



I 



1 



Mar ' / 



' I 



// 

 1 / Feb 



ST JOHNS 



Figure 29. — Frost Degree Day Accumulations Calculated from Monthly Mean 

 Fahrenheit Air Temperatures 



43 



