861  
CDUS46 KPQR 111303  
CLIPDX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PORTLAND OREGON  
503 AM PST MON DEC 11 2023  
   
...............................
 
 
   
..THE PORTLAND OR CLIMATE SUMMARY FOR DECEMBER 10 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 54 702 PM 65 1993 47 7 47  
MINIMUM 42 1233 AM 13 2009 37 5 42  
AVERAGE 48 42 6 45  
 
PRECIPITATION (IN)  
YESTERDAY 0.77 1.43 1992 0.19 0.58 0.54  
MONTH TO DATE 6.84 1.96 4.88 1.83  
SINCE OCT 1 14.60 10.83 3.77 10.18  
SINCE JAN 1 33.86 33.11 0.75 34.09  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1987  
2013  
MONTH TO DATE 0.0  
SINCE JUL 1 0.0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 17 23 -6 20  
MONTH TO DATE 145 224 -79 248  
SINCE DEC 1 145 224 -79 248  
SINCE JUL 1 931 1136 -205 1032  
 
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 18 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 6.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1100 AM  
LOWEST 83 300 AM  
AVERAGE 88  
   
......................................................
 
 
THE PORTLAND OR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 47 64 2014  
MINIMUM TEMPERATURE (F) 36 14 2009  
 
SUNRISE AND SUNSET  
DECEMBER 11 2023......SUNRISE 741 AM PST SUNSET 427 PM PST  
DECEMBER 12 2023......SUNRISE 741 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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