297  
CDUS46 KMTR 210841  
CLIHWD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1241 AM PST FRI NOV 21 2025  
   
...............................  
 
   
..THE HAYWARD AIRPORT CLIMATE SUMMARY FOR NOVEMBER 20 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 59 2:56 PM 75 2002 64 -5 66  
MINIMUM 48 11:38 PM 39 2009 46 2 55  
2022  
AVERAGE 54 55 -1 61  
 
PRECIPITATION (IN)  
YESTERDAY 0.44 T  
MONTH TO DATE 3.42 0.43  
SINCE OCT 1 5.23 0.49  
SINCE JAN 1 12.78 17.49  
 
DEGREE DAYS  
HEATING  
YESTERDAY 11 4  
MONTH TO DATE 94 145  
SINCE SEP 1 162 182  
SINCE JUL 1 202 192  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 1 0  
SINCE SEP 1 139 276  
SINCE JAN 1 295 713    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION NW (300)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 3.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 4:00 AM  
LOWEST 67 3:00 PM  
AVERAGE 82  
   
......................................................  
 
THE HAYWARD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 71 2015  
2017  
MINIMUM TEMPERATURE (F) 46 39 2009  
 
SUNRISE AND SUNSET  
NOVEMBER 21 2025......SUNRISE 6:55 AM PST SUNSET 4:53 PM PST  
NOVEMBER 22 2025......SUNRISE 6:56 AM PST SUNSET 4:53 PM PST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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