AFOS product CLIHWD
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CDUS46 KMTR 190904
CLIHWD


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
104 AM PST SAT DEC 19 2015


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

...THE HAYWARD AIRPORT CLIMATE SUMMARY FOR DECEMBER 18 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         59    246 PM  65    2009  57      2       64       
  MINIMUM         42    510 AM  33    2006  42      0       53       
  AVERAGE         51                        50      1       59      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.16                                       T      
  MONTH TO DATE    1.47                                      7.54    
  SINCE OCT 1      3.10                                      9.18    
  SINCE JAN 1      6.51                                     14.24    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       14                                         6       
  MONTH TO DATE  236                                       101       
  SINCE DEC 1    236                                       101       
  SINCE JUL 1    602                                       369       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE    0                                         0       
  SINCE DEC 1      0                                         0       
  SINCE JAN 1    498                                       568       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION   S (160)      
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     W (280)      
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    NW (300)      
  AVERAGE WIND SPEED     6.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    96          1000 PM                                     
 LOWEST     62          1100 AM                                     
 AVERAGE    79                                                       

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

                                                                     
THE HAYWARD AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   57        74      1999                    
 MINIMUM TEMPERATURE (F)   42        31      2006                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 19 2015......SUNRISE   719 AM PST   SUNSET   452 PM PST   
DECEMBER 20 2015......SUNRISE   719 AM PST   SUNSET   453 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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