099  
CDUS46 KMTR 040830  
CLIHWD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1230 AM PST MON DEC 04 2023  
   
...............................  
 
   
..THE HAYWARD AIRPORT CLIMATE SUMMARY FOR DECEMBER 3 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 65 12:25 PM 67 2007 61 4 50  
2014  
MINIMUM 51 6:44 AM 36 2004 44 7 45  
AVERAGE 58 52 6 48  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.83  
MONTH TO DATE 0.09 1.34  
SINCE OCT 1 1.23 3.59  
SINCE JAN 1 19.55 6.08  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 17  
MONTH TO DATE 27 17  
SINCE DEC 1 27 17  
SINCE JUL 1 293 524  
 
COOLING  
YESTERDAY 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 S (160)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 3.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 5:00 AM  
LOWEST 65 12:00 PM  
AVERAGE 81  
   
......................................................  
 
THE HAYWARD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 70 2014  
MINIMUM TEMPERATURE (F) 44 35 2004  
2013  
 
SUNRISE AND SUNSET  
DECEMBER 4 2023......SUNRISE 7:07 AM PST SUNSET 4:50 PM PST  
DECEMBER 5 2023......SUNRISE 7:08 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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