927  
CDUS41 KGYX 240904  
CLIPWM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAY ME  
404 AM EST THU DEC 24 2020  
   
...............................
 
 
   
..THE PORTLAND ME CLIMATE SUMMARY FOR DECEMBER 23 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 2:59 PM 66 1990 35 0 48  
MINIMUM 19 7:05 AM -9 1945 18 1 21  
AVERAGE 27 26 1 35  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.14 1911 0.12 -0.12 0.00  
MONTH TO DATE 4.12 3.07 1.05 6.09  
SINCE DEC 1 4.12 3.07 1.05 6.09  
SINCE JAN 1 40.38 46.30 -5.92 50.01  
 
SNOWFALL (IN)  
YESTERDAY 0.0 6.3 1947 0.5 -0.5 0.0  
MONTH TO DATE 20.0 8.9 11.1 13.2  
SINCE DEC 1 20.0 8.9 11.1 13.2  
SINCE JUL 1 20.1 10.8 9.3 13.5  
SNOW DEPTH 7  
 
DEGREE DAYS  
HEATING  
YESTERDAY 38 39 -1 30  
MONTH TO DATE 796 800 -4 792  
SINCE DEC 1 796 800 -4 792  
SINCE JUL 1 2063 2291 -228 2227  
 
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 W (270)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 5.1  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 12:00 AM  
LOWEST 40 3:00 PM  
AVERAGE 59  
   
......................................................
 
 
THE PORTLAND ME CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 53 1957  
MINIMUM TEMPERATURE (F) 17 -13 1989  
 
SUNRISE AND SUNSET  
DECEMBER 24 2020......SUNRISE 7:13 AM EST SUNSET 4:09 PM EST  
DECEMBER 25 2020......SUNRISE 7:13 AM EST SUNSET 4:10 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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