993  
CDUS46 KMTR 240829  
CLIHWD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1229 AM PST SUN DEC 24 2023  
   
...............................
 
 
   
..THE HAYWARD AIRPORT CLIMATE SUMMARY FOR DECEMBER 23 2023
 
 
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)  
YESTERDAY  
MAXIMUM 63 11:52 AM 65 2004 59 4 58  
2014  
MINIMUM 43 7:14 AM -1 2013 42 1 46  
AVERAGE 53 51 2 52  
 
PRECIPITATION (IN)  
YESTERDAY 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  
YESTERDAY 12 13  
MONTH TO DATE 241 340  
SINCE DEC 1 241 340  
SINCE JUL 1 507 847  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE DEC 1 0 0  
SINCE JAN 1 448 430    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION N (20)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 5.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 3:00 AM  
LOWEST 34 11:00 AM  
AVERAGE 64  
   
......................................................
 
 
THE HAYWARD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 68 2005  
MINIMUM TEMPERATURE (F) 42 29 1998  
 
SUNRISE AND SUNSET  
DECEMBER 24 2023......SUNRISE 7:21 AM PST SUNSET 4:55 PM PST  
DECEMBER 25 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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