756  
CDUS46 KPQR 121142  
CLIPDX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE  
342 AM PST SAT DEC 12 2020  
   
...............................
 
 
   
..THE PORTLAND OR CLIMATE SUMMARY FOR DECEMBER 11 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 44 141 PM 64 2014 46 -2 47  
MINIMUM 38 1159 PM 14 2009 35 3 42  
AVERAGE 41 40 1 45  
 
PRECIPITATION (IN)  
YESTERDAY 0.44 1.30 1969 0.17 0.27 0.29  
2010  
MONTH TO DATE 0.90 2.09 -1.19 1.44  
SINCE OCT 1 7.69 10.72 -3.03 4.47  
SINCE JAN 1 28.25 32.63 -4.38 23.72  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.8 1972  
MONTH TO DATE 0.0  
SINCE DEC 1 0.0  
SINCE JUL 1 0.0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 24 24 0 20  
MONTH TO DATE 240 258 -18 237  
SINCE DEC 1 240 258 -18 237  
SINCE JUL 1 1112 1227 -115 1271  
 
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 16 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 6.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 400 PM  
LOWEST 82 700 AM  
AVERAGE 86  
   
......................................................
 
 
THE PORTLAND OR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 46 63 1995  
MINIMUM TEMPERATURE (F) 35 14 1972  
 
SUNRISE AND SUNSET  
DECEMBER 12 2020......SUNRISE 742 AM PST SUNSET 427 PM PST  
DECEMBER 13 2020......SUNRISE 743 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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