438  
CDUS46 KMTR 150829  
CLIHWD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1229 AM PST SUN DEC 15 2024  
   
...............................
 
 
   
..THE HAYWARD AIRPORT CLIMATE SUMMARY FOR DECEMBER 14 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 59 2:17 PM 73 2017 59 0 62  
MINIMUM 46 11:59 PM 35 2007 43 3 42  
AVERAGE 53 51 2 52  
 
PRECIPITATION (IN)  
YESTERDAY 1.15 0.00  
MONTH TO DATE 2.22 0.30  
SINCE OCT 1 4.55 1.44  
SINCE JAN 1 21.55 19.76  
 
DEGREE DAYS  
HEATING  
YESTERDAY 12 13  
MONTH TO DATE 125 167  
SINCE DEC 1 125 167  
SINCE JUL 1 408 433  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE DEC 1 0 0  
SINCE JAN 1 713 448    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION S (200)  
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 53 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 12.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 6:00 AM  
LOWEST 64 12:00 AM  
AVERAGE 74  
   
......................................................
 
 
THE HAYWARD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 68 1998  
MINIMUM TEMPERATURE (F) 43 35 2013  
2015  
 
SUNRISE AND SUNSET  
DECEMBER 15 2024......SUNRISE 7:17 AM PST SUNSET 4:51 PM PST  
DECEMBER 16 2024......SUNRISE 7:17 AM PST SUNSET 4:52 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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