588  
CDUS41 KGYX 142159  
CLIPWM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAY ME  
459 PM EST MON DEC 14 2020  
   
...............................
 
 
   
..THE PORTLAND ME CLIMATE SUMMARY FOR DECEMBER 14 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 35 12:59 PM 55 2006 38 -3 54  
MINIMUM 27 4:57 AM -6 1976 21 6 37  
AVERAGE 31 29 2 46  
 
PRECIPITATION (IN)  
TODAY T 3.40 2019 0.13 -0.13 3.40  
MONTH TO DATE 2.64 1.94 0.70 5.85  
SINCE DEC 1 2.64 1.94 0.70 5.85  
SINCE JAN 1 38.90 45.17 -6.27 49.77  
 
SNOWFALL (IN)  
TODAY T 7.1 1917 0.4 -0.4 0.0  
MONTH TO DATE 1.7 4.7 -3.0 10.2  
SINCE DEC 1 1.7 4.7 -3.0 10.2  
SINCE JUL 1 1.8 6.6 -4.8 10.5  
SNOW DEPTH T  
 
DEGREE DAYS  
HEATING  
TODAY 34 36 -2 19  
MONTH TO DATE 417 464 -47 458  
SINCE DEC 1 417 464 -47 458  
SINCE JUL 1 1684 1955 -271 1893  
 
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 13 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 3.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 2:00 AM  
LOWEST 75 2:00 PM  
AVERAGE 88  
   
......................................................
 
 
THE PORTLAND ME CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 57 2008  
MINIMUM TEMPERATURE (F) 21 -3 1989  
 
SUNRISE AND SUNSET  
DECEMBER 14 2020......SUNRISE 7:07 AM EST SUNSET 4:05 PM EST  
DECEMBER 15 2020......SUNRISE 7:08 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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