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914 
CDUS46 KMTR 050828
CLISJC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
1228 AM PST FRI JAN 5 2018


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

...THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR JANUARY 4 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1893 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         70R   259 PM  66    2014  57     13       59       
                                      1902                          
  MINIMUM         53    452 AM  27    1896  41     12       48       
  AVERAGE         62                        49     13       54      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             1.92 1895   0.10  -0.10     0.27    
  MONTH TO DATE    0.41                      0.39   0.02     0.62    
  SINCE OCT 1      1.98                      5.48  -3.50     5.00    
  SINCE JAN 1      0.41                      0.39   0.02     0.62    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                       0.0    0.0      0.0     
  MONTH TO DATE    0.0                       0.0    0.0      0.0     
  SINCE DEC 1      0.0                       0.0    0.0      0.0     
  SINCE JUL 1      0.0                       0.0    0.0      0.0     
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        3                        16    -13       11       
  MONTH TO DATE   35                        64    -29       59       
  SINCE DEC 1    436                       531    -95      503       
  SINCE JUL 1    653                       938   -285      726       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1      0                         0      0        0       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   8   RESULTANT WIND DIRECTION  SE (130)      
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     S (170)      
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     S (180)      
  AVERAGE WIND SPEED     8.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  RAIN                                                               
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93          1200 AM                                     
 LOWEST     61           200 PM                                     
 AVERAGE    77                                                       

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

                                                                     
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   57        68      1986                    
 MINIMUM TEMPERATURE (F)   41        22      1894                    

                                                                     
SUNRISE AND SUNSET                                                   
JANUARY  5 2018.......SUNRISE   722 AM PST   SUNSET   504 PM PST   
JANUARY  6 2018.......SUNRISE   722 AM PST   SUNSET   505 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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