294  
CDUS46 KMTR 130831  
CLIHWD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1231 AM PST WED DEC 13 2023  
   
...............................
 
 
   
..THE HAYWARD AIRPORT CLIMATE SUMMARY FOR DECEMBER 12 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 62 3:19 PM 66 2018 59 3 53  
MINIMUM 46 11:53 PM 34 2013 43 3 40  
AVERAGE 54 51 3 47  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.04  
MONTH TO DATE 0.30 3.20  
SINCE OCT 1 1.44 5.45  
SINCE JAN 1 19.76 7.94  
 
DEGREE DAYS  
HEATING  
YESTERDAY 11 18  
MONTH TO DATE 140 146  
SINCE DEC 1 140 146  
SINCE JUL 1 406 653  
 
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 NW (310)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 10 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 2.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 7:00 AM  
LOWEST 64 2:00 PM  
AVERAGE 82  
   
......................................................
 
 
THE HAYWARD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 65 2018  
MINIMUM TEMPERATURE (F) 43 36 2007  
2011  
2022  
 
SUNRISE AND SUNSET  
DECEMBER 13 2023......SUNRISE 7:15 AM PST SUNSET 4:50 PM PST  
DECEMBER 14 2023......SUNRISE 7:15 AM PST SUNSET 4:51 PM PST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab CA Page Main Text Page