632  
CDUS46 KPQR 311256  
CLIPDX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE  
456 AM PST THU DEC 31 2020  
   
...............................
 
 
   
..THE PORTLAND OR CLIMATE SUMMARY FOR DECEMBER 30 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 1159 PM 60 1980 45 4 48  
MINIMUM 39 749 AM 8 1968 35 4 40  
AVERAGE 44 40 4 44  
 
PRECIPITATION (IN)  
YESTERDAY 0.39 1.50 2002 0.15 0.24 0.00  
MONTH TO DATE 5.07 5.33 -0.26 4.17  
SINCE OCT 1 11.86 13.96 -2.10 7.20  
SINCE JAN 1 32.42 35.87 -3.45 26.45  
 
SNOWFALL (IN)  
YESTERDAY 0.0 6.0 1968  
MONTH TO DATE 0.0  
SINCE DEC 1 0.0  
SINCE JUL 1 0.0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 21 25 -4 21  
MONTH TO DATE 635 733 -98 653  
SINCE DEC 1 635 733 -98 653  
SINCE JUL 1 1507 1702 -195 1687  
 
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 23 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 11.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 800 PM  
LOWEST 79 1200 AM  
AVERAGE 88  
   
......................................................
 
 
THE PORTLAND OR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 58 1980  
1996  
MINIMUM TEMPERATURE (F) 35 9 1968  
 
SUNRISE AND SUNSET  
DECEMBER 31 2020......SUNRISE 751 AM PST SUNSET 437 PM PST  
JANUARY 1 2021.......SUNRISE 751 AM PST SUNSET 438 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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