128  
CDUS46 KMTR 010838  
CLIHWD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1238 AM PST MON DEC 01 2025  
   
...............................  
 
   
..THE HAYWARD AIRPORT CLIMATE SUMMARY FOR NOVEMBER 30 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 55 1:32 PM 68 2021 61 -6 66  
MINIMUM 43 11:59 PM 35 2015 44 -1 41  
AVERAGE 49 53 -4 54  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.00  
MONTH TO DATE 3.42 2.27  
SINCE OCT 1 5.23 2.33  
SINCE JAN 1 12.78 19.33  
 
DEGREE DAYS  
HEATING  
YESTERDAY 16 11  
MONTH TO DATE 220 236  
SINCE SEP 1 288 273  
SINCE JUL 1 328 283  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 1 0  
SINCE SEP 1 139 276  
SINCE JAN 1 295 713    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION NE (30)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 5.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 12:00 AM  
LOWEST 68 1:00 PM  
AVERAGE 81  
   
......................................................  
 
THE HAYWARD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 71 2014  
MINIMUM TEMPERATURE (F) 44 37 2004  
 
SUNRISE AND SUNSET  
DECEMBER 1 2025......SUNRISE 7:05 AM PST SUNSET 4:50 PM PST  
DECEMBER 2 2025......SUNRISE 7:06 AM PST SUNSET 4:50 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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