918  
CDUS41 KGYX 070907  
CLIPWM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAY ME  
407 AM EST MON DEC 7 2020  
 
   
...............................
 
 
   
..THE PORTLAND ME CLIMATE SUMMARY FOR DECEMBER 6 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 34 104 PM 71 2001 41 -7 34  
MINIMUM 28 1117 PM 4 1940 24 4 21  
AVERAGE 31 32 -1 28  
 
PRECIPITATION (IN)  
YESTERDAY 0.03 3.13 1962 0.14 -0.11 0.03  
MONTH TO DATE 2.26 0.84 1.42 1.10  
SINCE DEC 1 2.26 0.84 1.42 1.10  
SINCE JAN 1 38.52 44.07 -5.55 45.02  
 
SNOWFALL (IN)  
YESTERDAY 0.2 7.3 1964 0.4 -0.2 1.2  
MONTH TO DATE 1.6 1.7 -0.1 9.8  
SINCE DEC 1 1.6 1.7 -0.1 9.8  
SINCE JUL 1 1.7 3.6 -1.9 10.1  
SNOW DEPTH 2  
 
DEGREE DAYS  
HEATING  
YESTERDAY 34 33 1 37  
MONTH TO DATE 151 190 -39 220  
SINCE DEC 1 151 190 -39 220  
SINCE JUL 1 1418 1681 -263 1655  
 
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 15 RESULTANT WIND DIRECTION NW (300)  
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 47 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 15.7  
 
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 1200 AM  
LOWEST 61 1200 PM  
AVERAGE 79  
   
......................................................
 
 
 
THE PORTLAND ME CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 40 71 1998  
MINIMUM TEMPERATURE (F) 24 2 1955  
 
 
SUNRISE AND SUNSET  
DECEMBER 7 2020......SUNRISE 701 AM EST SUNSET 404 PM EST  
DECEMBER 8 2020......SUNRISE 702 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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