788  
CDUS46 KMTR 290025  
CLIHWD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
525 PM PDT MON SEP 28 2026  
   
...............................
 
 
   
..THE HAYWARD AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 28 2026
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 72 2:03 PM 98 2010 76 -4 72  
MINIMUM 58 8:14 AM 51 2013 57 1 64  
AVERAGE 65 66 -1 68  
 
PRECIPITATION (IN)  
TODAY 0.00 0.00  
MONTH TO DATE 0.12 0.12  
SINCE OCT 1 20.65 14.76  
SINCE JAN 1 11.92 7.55  
 
DEGREE DAYS  
HEATING  
TODAY 0 0  
MONTH TO DATE 15 1  
SINCE SEP 1 15 1  
SINCE JUL 1 48 41  
 
COOLING  
TODAY 0 3  
MONTH TO DATE 68 111  
SINCE SEP 1 68 111  
SINCE JAN 1 281 267    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NW (300)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 8.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 2:00 AM  
LOWEST 49 2:00 PM  
AVERAGE 64  
   
......................................................
 
 
THE HAYWARD AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 93 1999  
MINIMUM TEMPERATURE (F) 56 47 2007  
 
SUNRISE AND SUNSET  
SEPTEMBER 28 2026.....SUNRISE 7:02 AM PDT SUNSET 6:56 PM PDT  
SEPTEMBER 29 2026.....SUNRISE 7:02 AM PDT SUNSET 6:54 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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