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079 
CDUS46 KMTR 010836
CLISTS


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
1236 AM PST FRI JAN 1 2016


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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR DECEMBER 31 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         55    317 PM  64    2014  56     -1       64       
  MINIMUM         31   1153 PM  28    2012  36     -5       32       
  AVERAGE         43                        46     -3       48      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.93 2005   0.26  -0.26     0.00    
  MONTH TO DATE    7.01                      7.03  -0.02    14.49    
  SINCE OCT 1      8.58                     13.75  -5.17    18.55    
  SINCE JAN 1     15.04                     36.28 -21.24    31.96    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       22                                        17       
  MONTH TO DATE  540                                       369       
  SINCE DEC 1    540                                       369       
  SINCE JUL 1    985                                       727       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE    0                                         0       
  SINCE DEC 1      0                                         0       
  SINCE JAN 1    596                                       499       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION  NW (320)      
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    NW (330)      
  HIGHEST GUST SPEED    13   HIGHEST GUST DIRECTION    NW (330)      
  AVERAGE WIND SPEED     4.6                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100          1200 AM                                     
 LOWEST     38           300 PM                                     
 AVERAGE    69                                                       

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

                                                                     
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   56        68      2007                    
 MINIMUM TEMPERATURE (F)   36        25      2014                    

                                                                     
SUNRISE AND SUNSET                                                   
JANUARY  1 2016.......SUNRISE   729 AM PST   SUNSET   501 PM PST   
JANUARY  2 2016.......SUNRISE   729 AM PST   SUNSET   502 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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