026  
CDUS46 KMTR 010828  
CLIHWD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1228 AM PST SAT FEB 01 2025  
   
...............................
 
 
   
..THE HAYWARD AIRPORT CLIMATE SUMMARY FOR JANUARY 31 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 57 11:57 PM 78 2015 60 -3 63  
MINIMUM 46 2:19 AM 34 2002 44 2 55  
2023  
AVERAGE 52 52 0 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.18 0.76  
MONTH TO DATE 0.34 6.60  
SINCE OCT 1 7.55 11.46  
SINCE JAN 1 0.34 6.60  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 6  
MONTH TO DATE 378 315  
SINCE DEC 1 680 632  
SINCE JUL 1 963 898  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE DEC 1 0 0  
SINCE JAN 1 0 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION SE (140)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 7.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 7:00 PM  
LOWEST 66 10:00 AM  
AVERAGE 75  
   
......................................................
 
 
THE HAYWARD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 73 2005  
MINIMUM TEMPERATURE (F) 44 36 2014  
 
SUNRISE AND SUNSET  
FEBRUARY 1 2025......SUNRISE 7:12 AM PST SUNSET 5:33 PM PST  
FEBRUARY 2 2025......SUNRISE 7:11 AM PST SUNSET 5:34 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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