698 
CDUS46 KMTR 230854
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
153 AM PDT THU MAY 23 2013


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR MAY 22 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         71   1215 PM  92    2000  74     -3       76       
  MINIMUM         35R   531 AM  35    2013  46    -11       53       
                                      2010                          
  AVERAGE         53                        60     -7       65      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    0.05                                      0.01    
  SINCE JUL 1      9.54                                     17.28    
  SINCE JAN 1      1.75                                     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       12                                         0       
  MONTH TO DATE   64                                       105       
  SINCE MAR 1    603                                       788       
  SINCE JUL 1   2808                                      3052       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE   15                                         6       
  SINCE MAR 1     18                                        13       
  SINCE JAN 1     18                                        13       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   8   RESULTANT WIND DIRECTION   W (270)      
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION     W (260)      
  AVERAGE WIND SPEED     8.7                                         

                                                                     
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     16          1200 PM                                     
 AVERAGE    46                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   74        91      2000                    
 MINIMUM TEMPERATURE (F)   47        31      2010                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 23 2013...........SUNRISE   552 AM PDT   SUNSET   820 PM PDT   
MAY 24 2013...........SUNRISE   551 AM PDT   SUNSET   821 PM PDT   

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




$$