689  
CDUS46 KMTR 270028  
CLIHWD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
428 PM PST FRI DEC 26 2025  
   
...............................  
 
   
..THE HAYWARD AIRPORT CLIMATE SUMMARY FOR DECEMBER 26 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 60 12:00 PM 64 2006 59 1 64  
2024  
MINIMUM 51 MM 34 2008 42 9 50  
AVERAGE 56 51 5 57  
 
PRECIPITATION (IN)  
TODAY 0.01 0.35  
MONTH TO DATE 3.09 3.95  
SINCE OCT 1 8.32 6.28  
SINCE JAN 1 15.87 23.28  
 
DEGREE DAYS  
HEATING  
TODAY 9 8  
MONTH TO DATE 315 257  
SINCE DEC 1 315 257  
SINCE JUL 1 643 540  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 0 0  
SINCE DEC 1 0 0  
SINCE JAN 1 295 713    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION S (170)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 12.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 3:00 AM  
LOWEST 53 12:00 PM  
AVERAGE 70  
   
......................................................  
 
THE HAYWARD AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 66 1999  
MINIMUM TEMPERATURE (F) 42 31 2015  
 
SUNRISE AND SUNSET  
DECEMBER 26 2025......SUNRISE 7:22 AM PST SUNSET 4:57 PM PST  
DECEMBER 27 2025......SUNRISE 7:22 AM PST SUNSET 4:57 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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