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CLIPDX


CLIMATE REPORT
NATIONAL WEATHER SERVICE PORTLAND OREGON                             
342 AM PST WED DEC 12 2018


................................... 

...THE PORTLAND OR CLIMATE SUMMARY FOR DECEMBER 11 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1940 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         53    549 PM  64    2014  46      7       44       
  MINIMUM         42    748 AM  14    2009  35      7       30       
  AVERAGE         48                        40      8       37      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.59          1.30 2010   0.17   0.42     0.00    
                                      1969                          
  MONTH TO DATE    1.21                      2.09  -0.88     0.37    
  SINCE OCT 1      7.50                     10.72  -3.22    11.38    
  SINCE JAN 1     23.43                     32.63  -9.20    43.08    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           3.8  1972                           
  MONTH TO DATE    0.0                                               
  SINCE DEC 1      0.0                                               
  SINCE JUL 1      0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       17                        24     -7       28       
  MONTH TO DATE  258                       258      0      258       
  SINCE DEC 1    258                       258      0      258       
  SINCE JUL 1   1079                      1227   -148     1183       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1    692                       424    268      700       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    28   HIGHEST WIND DIRECTION    NW (310)      
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION    NW (320)      
  AVERAGE WIND SPEED    12.6                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 1.0                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  RAIN                                                               
  LIGHT RAIN                                                         
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           900 PM                                     
 LOWEST     77           100 PM                                     
 AVERAGE    85                                                       

..........................................................

                                                                     
THE PORTLAND OR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   46        63      1995                    
 MINIMUM TEMPERATURE (F)   35        14      1972                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 12 2018......SUNRISE   742 AM PST   SUNSET   427 PM PST   
DECEMBER 13 2018......SUNRISE   743 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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