241  
CDUS46 KPQR 141141  
CLIPDX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE  
341 AM PST MON DEC 14 2020  
   
...............................
 
 
   
..THE PORTLAND OR CLIMATE SUMMARY FOR DECEMBER 13 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 42 413 PM 61 1977 46 -4 49  
2010  
MINIMUM 39 1013 AM 18 1972 35 4 40  
AVERAGE 41 40 1 45  
 
PRECIPITATION (IN)  
YESTERDAY 0.29 1.84 1977 0.17 0.12 0.00  
MONTH TO DATE 1.21 2.44 -1.23 1.75  
SINCE OCT 1 8.00 11.07 -3.07 4.78  
SINCE JAN 1 28.56 32.98 -4.42 24.03  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.7 1961  
MONTH TO DATE 0.0  
SINCE DEC 1 0.0  
SINCE JUL 1 0.0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 24 25 -1 20  
MONTH TO DATE 288 308 -20 272  
SINCE DEC 1 288 308 -20 272  
SINCE JUL 1 1160 1277 -117 1306  
 
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 22 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 11.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 1100 AM  
LOWEST 68 1200 AM  
AVERAGE 79  
   
......................................................
 
 
THE PORTLAND OR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 60 2002  
2006  
MINIMUM TEMPERATURE (F) 35 23 1972  
2008  
 
SUNRISE AND SUNSET  
DECEMBER 14 2020......SUNRISE 744 AM PST SUNSET 427 PM PST  
DECEMBER 15 2020......SUNRISE 744 AM PST SUNSET 427 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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