524  
CDUS46 KPQR 151144  
CLIPDX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE  
344 AM PST TUE DEC 15 2020  
   
...............................
 
 
   
..THE PORTLAND OR CLIMATE SUMMARY FOR DECEMBER 14 2020
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1940 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 49 403 PM 60 2002 45 4 47  
2006  
MINIMUM 41 437 AM 23 1972 35 6 40  
2008  
AVERAGE 45 40 5 44  
 
PRECIPITATION (IN)  
YESTERDAY T 1.35 1946 0.18 -0.18 0.03  
MONTH TO DATE 1.21 2.62 -1.41 1.78  
SINCE OCT 1 8.00 11.25 -3.25 4.81  
SINCE JAN 1 28.56 33.16 -4.60 24.06  
 
SNOWFALL (IN)  
YESTERDAY 0.0 2.3 2016  
MONTH TO DATE 0.0  
SINCE DEC 1 0.0  
SINCE JUL 1 0.0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 20 25 -5 21  
MONTH TO DATE 308 333 -25 293  
SINCE DEC 1 308 333 -25 293  
SINCE JUL 1 1180 1302 -122 1327  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 600 424 176 564    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 6.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 800 PM  
LOWEST 74 200 PM  
AVERAGE 82  
   
......................................................
 
 
THE PORTLAND OR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 59 1959  
MINIMUM TEMPERATURE (F) 35 22 2008  
 
SUNRISE AND SUNSET  
DECEMBER 15 2020......SUNRISE 744 AM PST SUNSET 427 PM PST  
DECEMBER 16 2020......SUNRISE 745 AM PST SUNSET 428 PM PST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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