681  
CDUS46 KMTR 080835  
CLIHWD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1235 AM PST FRI DEC 08 2023  
   
...............................
 
 
   
..THE HAYWARD AIRPORT CLIMATE SUMMARY FOR DECEMBER 7 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 60 12:30 PM 76 2020 60 0 58  
MINIMUM 44 11:59 PM 33 2009 43 1 40  
AVERAGE 52 52 0 49  
 
PRECIPITATION (IN)  
YESTERDAY 0.06 0.00  
MONTH TO DATE 0.30 1.44  
SINCE OCT 1 1.44 3.69  
SINCE JAN 1 19.76 6.18  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 16  
MONTH TO DATE 70 70  
SINCE DEC 1 70 70  
SINCE JUL 1 336 577  
 
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 S (200)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 5.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 4:00 AM  
LOWEST 62 1:00 PM  
AVERAGE 81  
   
......................................................
 
 
THE HAYWARD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 72 2020  
MINIMUM TEMPERATURE (F) 43 31 2009  
 
SUNRISE AND SUNSET  
DECEMBER 8 2023......SUNRISE 7:11 AM PST SUNSET 4:50 PM PST  
DECEMBER 9 2023......SUNRISE 7:12 AM PST SUNSET 4:50 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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