254  
CDUS46 KMTR 260041  
CLIHWD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
441 PM PST MON DEC 25 2023  
   
...............................  
 
   
..THE HAYWARD AIRPORT CLIMATE SUMMARY FOR DECEMBER 25 2023  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 59 2:26 PM 65 2013 59 0 62  
2020  
MINIMUM 43 7:31 AM 33 1998 42 1 44  
AVERAGE 51 51 0 53  
 
PRECIPITATION (IN)  
TODAY 0.00 0.00  
MONTH TO DATE 2.37 3.21  
SINCE OCT 1 3.51 5.46  
SINCE JAN 1 21.83 7.95  
 
DEGREE DAYS  
HEATING  
TODAY 14 12  
MONTH TO DATE 270 366  
SINCE DEC 1 270 366  
SINCE JUL 1 536 873  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 0 0  
SINCE DEC 1 0 0  
SINCE JAN 1 448 430    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION NE (30)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 4.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 6:00 AM  
LOWEST 67 12:00 PM  
AVERAGE 78  
   
......................................................  
 
THE HAYWARD AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 64 2006  
MINIMUM TEMPERATURE (F) 42 34 2008  
 
SUNRISE AND SUNSET  
DECEMBER 25 2023......SUNRISE 7:22 AM PST SUNSET 4:56 PM PST  
DECEMBER 26 2023......SUNRISE 7:22 AM PST SUNSET 4:56 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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