922  
CDUS46 KMTR 240031  
CLIHWD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
531 PM PDT WED SEP 23 2026  
   
...............................
 
 
   
..THE HAYWARD AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 23 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 80 1:59 PM 95 2025 77 3 95  
MINIMUM 56 6:39 AM 51 2017 57 -1 62  
AVERAGE 68 67 1 79  
 
PRECIPITATION (IN)  
TODAY 0.00 0.00  
MONTH TO DATE 0.12 0.09  
SINCE OCT 1 20.65 14.73  
SINCE JAN 1 11.92 7.52  
 
DEGREE DAYS  
HEATING  
TODAY 0 0  
MONTH TO DATE 10 1  
SINCE SEP 1 10 1  
SINCE JUL 1 43 41  
 
COOLING  
TODAY 3 14  
MONTH TO DATE 60 95  
SINCE SEP 1 60 95  
SINCE JAN 1 273 251    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION SE (150)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 7.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 3:00 AM  
LOWEST 47 2:00 PM  
AVERAGE 69  
   
......................................................
 
 
THE HAYWARD AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 91 2019  
MINIMUM TEMPERATURE (F) 57 51 2007  
2018  
 
SUNRISE AND SUNSET  
SEPTEMBER 23 2026.....SUNRISE 6:57 AM PDT SUNSET 7:04 PM PDT  
SEPTEMBER 24 2026.....SUNRISE 6:58 AM PDT SUNSET 7:02 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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