130  
CDUS41 KGYX 112145  
CLIPWM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAY ME  
445 PM EST FRI DEC 11 2020  
   
...............................
 
 
   
..THE PORTLAND ME CLIMATE SUMMARY FOR DECEMBER 11 2020
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 44 1:56 PM 60 1966 39 5 41  
MINIMUM 26 7:15 AM -6 1958 22 4 26  
AVERAGE 35 30 5 34  
 
PRECIPITATION (IN)  
TODAY 0.00 2.01 1887 0.14 -0.14 0.16  
MONTH TO DATE 2.26 1.54 0.72 2.07  
SINCE DEC 1 2.26 1.54 0.72 2.07  
SINCE JAN 1 38.52 44.77 -6.25 45.99  
 
SNOWFALL (IN)  
TODAY 0.0 4.4 1882 0.4 -0.4 0.4  
MONTH TO DATE 1.7 3.5 -1.8 10.2  
SINCE DEC 1 1.7 3.5 -1.8 10.2  
SINCE JUL 1 1.8 5.4 -3.6 10.5  
SNOW DEPTH 1  
 
DEGREE DAYS  
HEATING  
TODAY 30 34 -4 31  
MONTH TO DATE 324 358 -34 369  
SINCE DEC 1 324 358 -34 369  
SINCE JUL 1 1591 1849 -258 1804  
 
COOLING  
TODAY 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)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 3.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 5:00 AM  
LOWEST 62 3:00 PM  
AVERAGE 79  
   
......................................................
 
 
THE PORTLAND ME CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 39 64 1979  
MINIMUM TEMPERATURE (F) 22 -15 1977  
 
SUNRISE AND SUNSET  
DECEMBER 11 2020......SUNRISE 7:05 AM EST SUNSET 4:04 PM EST  
DECEMBER 12 2020......SUNRISE 7:06 AM EST SUNSET 4:05 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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