AFOS product CLIHWD
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CDUS46 KMTR 310836
CLIHWD


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
1236 AM PST THU DEC 31 2015


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

...THE HAYWARD AIRPORT CLIMATE SUMMARY FOR DECEMBER 30 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         54    257 PM  63    2013  57     -3       56       
  MINIMUM         35R   705 AM  35    2010  42     -7       37       
  AVERAGE         45                        49     -4       47      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    2.59                                      7.78    
  SINCE OCT 1      4.22                                      9.42    
  SINCE JAN 1      7.63                                     14.48    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       20                                        18       
  MONTH TO DATE  451                                       243       
  SINCE DEC 1    451                                       243       
  SINCE JUL 1    817                                       511       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE    0                                         0       
  SINCE DEC 1      0                                         0       
  SINCE JAN 1    498                                       568       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION   E (70)       
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION    NE (50)       
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     N (20)       
  AVERAGE WIND SPEED     5.4                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    89           600 AM                                     
 LOWEST     59          1200 PM                                     
 AVERAGE    74                                                       

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

                                                                     
THE HAYWARD AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   57        63      2001                    
 MINIMUM TEMPERATURE (F)   42        34      2007                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 31 2015......SUNRISE   723 AM PST   SUNSET   500 PM PST   
JANUARY  1 2016.......SUNRISE   723 AM PST   SUNSET   500 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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