227  
CDUS46 KMTR 200828  
CLIHWD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1228 AM PST SAT JAN 20 2024  
   
...............................
 
 
   
..THE HAYWARD AIRPORT CLIMATE SUMMARY FOR JANUARY 19 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 59 11:32 PM 72 2009 59 0 54  
MINIMUM 50 8:07 AM 35 2007 43 7 38  
2013  
AVERAGE 55 51 4 46  
 
PRECIPITATION (IN)  
YESTERDAY 0.10 0.01  
MONTH TO DATE 3.08 7.97  
SINCE OCT 1 7.94 20.75  
SINCE JAN 1 3.08 7.97  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 19  
MONTH TO DATE 246 230  
SINCE DEC 1 563 666  
SINCE JUL 1 829 1173  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE DEC 1 0 0  
SINCE JAN 1 0 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION E (90)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 6.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 4:00 PM  
LOWEST 70 2:00 PM  
AVERAGE 77  
   
......................................................
 
 
THE HAYWARD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 70 2009  
MINIMUM TEMPERATURE (F) 43 35 2013  
 
SUNRISE AND SUNSET  
JANUARY 20 2024.......SUNRISE 7:20 AM PST SUNSET 5:19 PM PST  
JANUARY 21 2024.......SUNRISE 7:20 AM PST SUNSET 5:20 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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