099  
CDUS46 KPQR 121243  
CLIPDX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PORTLAND OREGON  
443 AM PST TUE DEC 12 2023  
   
...............................
 
 
   
..THE PORTLAND OR CLIMATE SUMMARY FOR DECEMBER 11 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1940 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 51 521 PM 64 2014 47 4 46  
MINIMUM 39 942 PM 14 2009 36 3 39  
AVERAGE 45 42 3 43  
 
PRECIPITATION (IN)  
YESTERDAY 0.08 1.30 1969 0.18 -0.10 T  
2010  
MONTH TO DATE 6.92 2.14 4.78 1.83  
SINCE OCT 1 14.68 11.01 3.67 10.18  
SINCE JAN 1 33.94 33.29 0.65 34.09  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.8 1972  
MONTH TO DATE 0.0  
SINCE JUL 1 0.0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 20 23 -3 22  
MONTH TO DATE 165 247 -82 270  
SINCE DEC 1 165 247 -82 270  
SINCE JUL 1 951 1159 -208 1054  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 898 508 390 865    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 10 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 3.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 100 AM  
LOWEST 76 700 PM  
AVERAGE 85  
   
......................................................
 
 
THE PORTLAND OR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 47 63 1995  
MINIMUM TEMPERATURE (F) 36 14 1972  
 
SUNRISE AND SUNSET  
DECEMBER 12 2023......SUNRISE 741 AM PST SUNSET 427 PM PST  
DECEMBER 13 2023......SUNRISE 742 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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