315  
CDUS46 KMTR 010825  
CLIHWD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
125 AM PDT THU MAY 01 2025  
   
...............................
 
 
   
..THE HAYWARD AIRPORT CLIMATE SUMMARY FOR APRIL 30 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 74 2:15 PM 89 2015 68 6 68  
MINIMUM 55 5:27 AM 45 2009 51 4 50  
AVERAGE 65 59 6 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.00  
MONTH TO DATE 0.11 1.54  
SINCE OCT 1 14.30 20.94  
SINCE JAN 1 7.09 16.08  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 6  
MONTH TO DATE 80 165  
SINCE MAR 1 340 406  
SINCE JUL 1 1570 1578  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 3  
SINCE MAR 1 9 3  
SINCE JAN 1 9 3    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION NW (300)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 6.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 10:00 PM  
LOWEST 48 2:00 PM  
AVERAGE 63  
   
......................................................
 
 
THE HAYWARD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 90 2017  
MINIMUM TEMPERATURE (F) 51 43 2008  
 
SUNRISE AND SUNSET  
MAY 1 2025...........SUNRISE 6:12 AM PDT SUNSET 7:59 PM PDT  
MAY 2 2025...........SUNRISE 6:11 AM PDT SUNSET 8:00 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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