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CDUS46 KMTR 201245
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CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
445 AM PST SAT JAN 20 2018


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

...THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR JANUARY 19 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1930 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         56    250 PM  70    1976  56      0       55       
  MINIMUM         39   1159 PM  21    1943  37      2       46       
  AVERAGE         48                        47      1       51      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.04          0.91 1969   0.07  -0.03     0.02    
  MONTH TO DATE    2.72                      2.14   0.58     6.01    
  SINCE OCT 1      4.71                      7.72  -3.01    12.47    
  SINCE JAN 1      2.72                      2.14   0.58     6.01    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       17                        18     -1       14       
  MONTH TO DATE  245                       357   -112      339       
  SINCE DEC 1    770                       916   -146      895       
  SINCE JUL 1   1132                      1388   -256     1267       
                                                                     
 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   4   RESULTANT WIND DIRECTION   W (270)      
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     W (290)      
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     W (290)      
  AVERAGE WIND SPEED     3.7                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.3                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  RAIN                                                               
  LIGHT RAIN                                                         
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           400 AM                                     
 LOWEST     54           400 PM                                     
 AVERAGE    77                                                       

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

                                                                     
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   56        72      2014                    
 MINIMUM TEMPERATURE (F)   38        21      1963                    

                                                                     
SUNRISE AND SUNSET                                                   
JANUARY 20 2018.......SUNRISE   719 AM PST   SUNSET   518 PM PST   
JANUARY 21 2018.......SUNRISE   719 AM PST   SUNSET   519 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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