607  
CDUS46 KMTR 060835  
CLIHWD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1235 AM PST WED DEC 06 2023  
   
...............................  
 
   
..THE HAYWARD AIRPORT CLIMATE SUMMARY FOR DECEMBER 5 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 3:46 PM 70 2014 60 3 60  
MINIMUM 47 7:48 AM 31 2013 44 3 46  
AVERAGE 55 52 3 53  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.03  
MONTH TO DATE 0.09 1.42  
SINCE OCT 1 1.23 3.67  
SINCE JAN 1 19.55 6.16  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 12  
MONTH TO DATE 46 40  
SINCE DEC 1 46 40  
SINCE JUL 1 312 547  
 
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 W (280)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 1.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 4:00 AM  
LOWEST 72 3:00 PM  
AVERAGE 86  
   
......................................................  
 
THE HAYWARD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 70 2014  
MINIMUM TEMPERATURE (F) 44 34 2009  
 
SUNRISE AND SUNSET  
DECEMBER 6 2023......SUNRISE 7:09 AM PST SUNSET 4:50 PM PST  
DECEMBER 7 2023......SUNRISE 7:10 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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