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CDUS46 KMTR 230845
CLISTS


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
1245 AM PST FRI DEC 23 2016


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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR DECEMBER 22 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         61    300 PM  70    2014  56      5       62       
                                      1999                          
  MINIMUM         29    740 AM  21    1998  36     -7       48       
  AVERAGE         45                        46     -1       55      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.09 2005   0.28  -0.28     0.14    
  MONTH TO DATE    5.90                      4.63   1.27     6.76    
  SINCE OCT 1     17.57                     11.35   6.22     8.33    
  SINCE JAN 1     41.13                     33.88   7.25    14.79    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       20                                        10       
  MONTH TO DATE  390                                       335       
  SINCE DEC 1    390                                       335       
  SINCE JUL 1    883                                       780       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE    0                                         0       
  SINCE DEC 1      0                                         0       
  SINCE JAN 1    356                                       596       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION   S (170)      
  HIGHEST WIND SPEED     8   HIGHEST WIND DIRECTION     S (160)      
  HIGHEST GUST SPEED    11   HIGHEST GUST DIRECTION     S (160)      
  AVERAGE WIND SPEED     2.7                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  FOG W/VISIBILITY <= 1/4 MILE                                       

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100          1200 AM                                     
 LOWEST     46           200 PM                                     
 AVERAGE    73                                                       

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

                                                                     
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   56        70      2004                    
 MINIMUM TEMPERATURE (F)   36        21      1998                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 23 2016......SUNRISE   726 AM PST   SUNSET   455 PM PST   
DECEMBER 24 2016......SUNRISE   727 AM PST   SUNSET   456 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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