374 
CDUS46 KMTR 040827
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
126 AM PDT SAT MAY 4 2013


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR MAY 3 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2013


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         88R   228 PM  82    2001  70     18       61       
  MINIMUM         44    526 AM  36    2008  44      0       48       
  AVERAGE         66                        57      9       55      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.01    
  MONTH TO DATE    0.00                                      0.01    
  SINCE JUL 1      9.49                                     17.28    
  SINCE JAN 1      1.70                                     13.70    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  MONTH TO DATE    0.0                                               
  SINCE MAR 1      0.0                                               
  SINCE JUL 1      0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                                        10       
  MONTH TO DATE    0                                        34       
  SINCE MAR 1    539                                       717       
  SINCE JUL 1   2744                                      2981       
                                                                     
 COOLING                                                             
  YESTERDAY        1                                         0       
  MONTH TO DATE    9                                         0       
  SINCE MAR 1     12                                         7       
  SINCE JAN 1     12                                         7       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION  SW (230)      
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     W (280)      
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED     5.3                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.0                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    76           500 AM                                     
 LOWEST     19           600 PM                                     
 AVERAGE    48                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   71        84      2011                    
 MINIMUM TEMPERATURE (F)   44        36      1999                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY  4 2013...........SUNRISE   609 AM PDT   SUNSET   804 PM PDT   
MAY  5 2013...........SUNRISE   608 AM PDT   SUNSET   804 PM PDT   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




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