934  
CDUS46 KMTR 180832  
CLIHWD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1232 AM PST THU JAN 18 2024  
   
...............................
 
 
   
..THE HAYWARD AIRPORT CLIMATE SUMMARY FOR JANUARY 17 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 61 3:32 PM 71 2021 59 2 56  
MINIMUM 48 11:58 PM 30 2012 43 5 38  
AVERAGE 55 51 4 47  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 0.00  
MONTH TO DATE 2.98 7.75  
SINCE OCT 1 7.84 20.53  
SINCE JAN 1 2.98 7.75  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 18  
MONTH TO DATE 226 194  
SINCE DEC 1 543 630  
SINCE JUL 1 809 1137  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE DEC 1 0 0  
SINCE JAN 1 0 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 3.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 3:00 AM  
LOWEST 67 3:00 PM  
AVERAGE 80  
   
......................................................
 
 
THE HAYWARD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 79 2021  
MINIMUM TEMPERATURE (F) 43 33 2007  
 
SUNRISE AND SUNSET  
JANUARY 18 2024.......SUNRISE 7:21 AM PST SUNSET 5:17 PM PST  
JANUARY 19 2024.......SUNRISE 7:21 AM PST SUNSET 5:18 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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