805  
CDUS41 KGYX 080902  
CLIPWM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAY ME  
402 AM EST TUE DEC 8 2020  
 
   
...............................
 
 
   
..THE PORTLAND ME CLIMATE SUMMARY FOR DECEMBER 7 2020
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1941 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 35 148 PM 71 1998 40 -5 33  
MINIMUM 23 717 AM 2 1955 24 -1 16  
AVERAGE 29 32 -3 25  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.71 1884 0.14 -0.14 0.00  
MONTH TO DATE 2.26 0.98 1.28 1.10  
SINCE DEC 1 2.26 0.98 1.28 1.10  
SINCE JAN 1 38.52 44.21 -5.69 45.02  
 
SNOWFALL (IN)  
YESTERDAY 0.0 8.2 2003 0.3 -0.3 0.0  
MONTH TO DATE 1.6 2.0 -0.4 9.8  
SINCE DEC 1 1.6 2.0 -0.4 9.8  
SINCE JUL 1 1.7 3.9 -2.2 10.1  
SNOW DEPTH 2  
 
DEGREE DAYS  
HEATING  
YESTERDAY 36 33 3 40  
MONTH TO DATE 187 223 -36 260  
SINCE DEC 1 187 223 -36 260  
SINCE JUL 1 1454 1714 -260 1695  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 681 359 322 474    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION NW (320)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 7.0  
 
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 400 AM  
LOWEST 61 1200 PM  
AVERAGE 75  
   
......................................................
 
 
 
THE PORTLAND ME CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 40 58 1951  
MINIMUM TEMPERATURE (F) 23 -5 1989  
 
 
SUNRISE AND SUNSET  
DECEMBER 8 2020......SUNRISE 702 AM EST SUNSET 404 PM EST  
DECEMBER 9 2020......SUNRISE 703 AM EST SUNSET 404 PM EST  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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