744  
CDUS46 KMTR 300034  
CLIHWD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
434 PM PST FRI DEC 29 2023  
   
...............................  
 
   
..THE HAYWARD AIRPORT CLIMATE SUMMARY FOR DECEMBER 29 2023  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 67 1:05 PM 70 2013 59 8 57  
MINIMUM 60 9:07 AM 34 2015 42 18 49  
AVERAGE 64 51 13 53  
 
PRECIPITATION (IN)  
TODAY T 0.45  
MONTH TO DATE 2.45 5.39  
SINCE OCT 1 3.59 7.64  
SINCE JAN 1 21.91 10.13  
 
DEGREE DAYS  
HEATING  
TODAY 1 12  
MONTH TO DATE 296 418  
SINCE DEC 1 296 418  
SINCE JUL 1 562 925  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 0 0  
SINCE DEC 1 0 0  
SINCE JAN 1 448 430    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION S (160)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 9.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 8:00 AM  
LOWEST 61 1:00 PM  
AVERAGE 77  
   
......................................................  
 
THE HAYWARD AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 63 2013  
MINIMUM TEMPERATURE (F) 42 35 2010  
2015  
 
SUNRISE AND SUNSET  
DECEMBER 29 2023......SUNRISE 7:23 AM PST SUNSET 4:58 PM PST  
DECEMBER 30 2023......SUNRISE 7:23 AM PST SUNSET 4:59 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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