618  
CDUS46 KPQR 221142  
CLIPDX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE  
342 AM PST TUE DEC 22 2020  
   
...............................
 
 
   
..THE PORTLAND OR CLIMATE SUMMARY FOR DECEMBER 21 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 62R 106 PM 62 1940 45 17 51  
MINIMUM 43 1148 PM 12 1990 35 8 43  
AVERAGE 53 40 13 47  
 
PRECIPITATION (IN)  
YESTERDAY 0.33 1.99 1955 0.17 0.16 0.88  
MONTH TO DATE 4.01 3.84 0.17 3.88  
SINCE OCT 1 10.80 12.47 -1.67 6.91  
SINCE JAN 1 31.36 34.38 -3.02 26.16  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.3 1967  
MONTH TO DATE 0.0  
SINCE DEC 1 0.0  
SINCE JUL 1 0.0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 12 25 -13 18  
MONTH TO DATE 413 508 -95 438  
SINCE DEC 1 413 508 -95 438  
SINCE JUL 1 1285 1477 -192 1472  
 
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 30 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 13.9  
 
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 93 500 AM  
LOWEST 70 200 PM  
AVERAGE 82  
   
......................................................
 
 
THE PORTLAND OR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 60 1940  
MINIMUM TEMPERATURE (F) 35 13 1990  
 
SUNRISE AND SUNSET  
DECEMBER 22 2020......SUNRISE 749 AM PST SUNSET 430 PM PST  
DECEMBER 23 2020......SUNRISE 749 AM PST SUNSET 431 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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