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CDUS46 KMTR 150839
CLISTS


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
1239 AM PST THU DEC 15 2016


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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR DECEMBER 14 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         58    230 PM  64    2013  56      2       56       
  MINIMUM         50    258 AM  25    2008  36     14       37       
  AVERAGE         54                        46      8       47      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.86          1.24 2002   0.23   0.63     0.00    
  MONTH TO DATE    3.33                      2.54   0.79     3.92    
  SINCE OCT 1     15.00                      9.26   5.74     5.49    
  SINCE JAN 1     38.56                     31.79   6.77    11.95    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       11                                        18       
  MONTH TO DATE  233                                       197       
  SINCE DEC 1    233                                       197       
  SINCE JUL 1    726                                       642       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE    0                                         0       
  SINCE DEC 1      0                                         0       
  SINCE JAN 1    356                                       596       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION   S (160)      
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     S (170)      
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     S (180)      
  AVERAGE WIND SPEED     5.8                                         

                                                                     
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   100           100 AM                                     
 LOWEST     93          1200 PM                                     
 AVERAGE    97                                                       

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

                                                                     
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   56        78      2013                    
 MINIMUM TEMPERATURE (F)   36        28      1999                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 15 2016......SUNRISE   722 AM PST   SUNSET   452 PM PST   
DECEMBER 16 2016......SUNRISE   723 AM PST   SUNSET   452 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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