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CLIPDX


CLIMATE REPORT
NATIONAL WEATHER SERVICE PORTLAND OREGON                             
342 AM PST SUN DEC 16 2012


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

...THE PORTLAND OR CLIMATE SUMMARY FOR DECEMBER 15 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1940 TO 2012


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         41   1131 PM  59    1959  45     -4       41       
  MINIMUM         35    213 AM  22    2008  35      0       35       
  AVERAGE         38                        40     -2       38      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.32          1.84 1982   0.18   0.14     0.01    
  MONTH TO DATE    3.50                      2.80   0.70     0.06    
  SINCE OCT 1     17.87                     11.43   6.44     8.77    
  SINCE JAN 1     46.38                     33.34  13.04    34.65    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE    0.0                                               
  SINCE DEC 1      0.0                                               
  SINCE JUL 1      0.0                                               
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       27                        25      2       27       
  MONTH TO DATE  292                       358    -66      430       
  SINCE DEC 1    292                       358    -66      430       
  SINCE JUL 1   1101                      1327   -226     1363       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1    436                       424     12      362       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    SE (120)      
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION    SE (120)      
  AVERAGE WIND SPEED     6.1                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.8                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           200 AM                                     
 LOWEST     85           700 AM                                     
 AVERAGE    93                                                       

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

                                                                     
THE PORTLAND OR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   45        60      1974                    
 MINIMUM TEMPERATURE (F)   35         6      1964                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 16 2012......SUNRISE   745 AM PST   SUNSET   428 PM PST   
DECEMBER 17 2012......SUNRISE   746 AM PST   SUNSET   428 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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