977  
CDUS46 KMTR 260839  
CLIHWD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
139 AM PDT SAT JUL 26 2025  
   
...............................
 
 
   
..THE HAYWARD AIRPORT CLIMATE SUMMARY FOR JULY 25 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 68 1:24 PM 94 2014 75 -7 88  
MINIMUM 58 6:02 AM 54 2008 58 0 63  
AVERAGE 63 66 -3 76  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.00  
MONTH TO DATE T 0.00  
SINCE OCT 1 14.64 21.84  
SINCE JAN 1 7.43 16.98  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 0  
MONTH TO DATE 28 2  
SINCE JUN 1 107 25  
SINCE JUL 1 28 2  
 
COOLING  
YESTERDAY 0 11  
MONTH TO DATE 8 195  
SINCE JUN 1 25 265  
SINCE JAN 1 73 296    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION W (290)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 11.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 10:00 PM  
LOWEST 66 1:00 PM  
AVERAGE 77  
   
......................................................
 
 
THE HAYWARD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 92 2016  
MINIMUM TEMPERATURE (F) 58 55 2009  
 
SUNRISE AND SUNSET  
JULY 26 2025..........SUNRISE 6:08 AM PDT SUNSET 8:22 PM PDT  
JULY 27 2025..........SUNRISE 6:09 AM PDT SUNSET 8:21 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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