161  
CDUS46 KMTR 280827  
CLIHWD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
127 AM PDT TUE APR 28 2026  
   
...............................
 
 
   
..THE HAYWARD AIRPORT CLIMATE SUMMARY FOR APRIL 27 2026
 
 
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)  
YESTERDAY  
MAXIMUM 64 12:58 PM 87 2004 68 -4 62  
MINIMUM 51 6:24 AM 44 2003 51 0 52  
2021  
AVERAGE 58 59 -1 57  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.01  
MONTH TO DATE 4.39 0.19  
SINCE OCT 1 20.13 14.38  
SINCE JAN 1 11.40 7.17  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 8  
MONTH TO DATE 152 128  
SINCE MAR 1 246 388  
SINCE JUL 1 1588 1618  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 4 0  
SINCE MAR 1 42 9  
SINCE JAN 1 43 9    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION W (280)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 9.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 9:00 PM  
LOWEST 53 12:00 PM  
AVERAGE 65  
   
......................................................
 
 
THE HAYWARD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 84 2007  
MINIMUM TEMPERATURE (F) 51 43 1999  
 
SUNRISE AND SUNSET  
APRIL 28 2026.........SUNRISE 6:16 AM PDT SUNSET 7:56 PM PDT  
APRIL 29 2026.........SUNRISE 6:15 AM PDT SUNSET 7:57 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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