311  
CDUS46 KMTR 200830  
CLIHWD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
130 AM PDT MON MAY 20 2024  
   
...............................
 
 
   
..THE HAYWARD AIRPORT CLIMATE SUMMARY FOR MAY 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 71 12:21 PM 85 2017 70 1 63  
MINIMUM 56 11:59 PM 48 2012 53 3 54  
AVERAGE 64 61 3 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.00  
MONTH TO DATE 0.90 0.81  
SINCE OCT 1 21.84 30.99  
SINCE JAN 1 16.98 18.21  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 6  
MONTH TO DATE 53 121  
SINCE MAR 1 459 786  
SINCE JUL 1 1631 2574  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 18 5  
SINCE MAR 1 21 10  
SINCE JAN 1 21 10    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 8.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 2:00 AM  
LOWEST 47 1:00 PM  
AVERAGE 61  
   
......................................................
 
 
THE HAYWARD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 89 2017  
MINIMUM TEMPERATURE (F) 53 47 2021  
 
SUNRISE AND SUNSET  
MAY 20 2024...........SUNRISE 5:55 AM PDT SUNSET 8:16 PM PDT  
MAY 21 2024...........SUNRISE 5:54 AM PDT SUNSET 8:17 PM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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