291  
CDUS46 KPQR 291141  
CLIPDX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE  
341 AM PST TUE DEC 29 2020  
   
...............................
 
 
   
..THE PORTLAND OR CLIMATE SUMMARY FOR DECEMBER 28 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 46 219 PM 58 1945 45 1 48  
MINIMUM 29 1158 PM 19 1978 35 -6 40  
1990  
AVERAGE 38 40 -2 44  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.94 2005 0.17 -0.17 0.00  
MONTH TO DATE 4.65 5.02 -0.37 4.17  
SINCE OCT 1 11.44 13.65 -2.21 7.20  
SINCE JAN 1 32.00 35.56 -3.56 26.45  
 
SNOWFALL (IN)  
YESTERDAY 0.0 1.9 1971  
MONTH TO DATE 0.0  
SINCE DEC 1 0.0  
SINCE JUL 1 0.0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 27 25 2 21  
MONTH TO DATE 583 683 -100 611  
SINCE DEC 1 583 683 -100 611  
SINCE JUL 1 1455 1652 -197 1645  
 
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 10 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 4.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 100 PM  
LOWEST 64 1200 AM  
AVERAGE 79  
   
......................................................
 
 
THE PORTLAND OR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 58 1950  
MINIMUM TEMPERATURE (F) 35 14 1968  
1990  
 
SUNRISE AND SUNSET  
DECEMBER 29 2020......SUNRISE 751 AM PST SUNSET 435 PM PST  
DECEMBER 30 2020......SUNRISE 751 AM PST SUNSET 436 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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