090  
CDUS46 KMTR 100041  
CLISJC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
541 PM PDT THU OCT 09 2025  
   
...............................
 
 
   
..THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR OCTOBER 9 2025
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1893 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 74 12:45 PM 96 1996 78 -4 78  
MINIMUM 56 6:30 AM 38 1895 54 2 59  
AVERAGE 65 66 -1 69  
 
PRECIPITATION (IN)  
TODAY 0.00 0.53 1920 0.02 -0.02 0.00  
MONTH TO DATE 0.45 0.10 0.35 0.00  
SINCE OCT 1 0.45 0.10 0.35 0.00  
SINCE JAN 1 6.56 9.43 -2.87 13.63  
 
SNOWFALL (IN)  
TODAY MM 0.0 1947  
MONTH TO DATE T  
SINCE SEP 1 T  
SINCE JUL 1 T  
 
DEGREE DAYS  
HEATING  
TODAY 0 1 -1 0  
MONTH TO DATE 0 9 -9 0  
SINCE SEP 1 0 21 -21 0  
SINCE JUL 1 1 27 -26 0  
 
COOLING  
TODAY 0 2 -2 4  
MONTH TO DATE 29 24 5 145  
SINCE SEP 1 239 154 85 358  
SINCE JAN 1 588 597 -9 1168    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION SE (150)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 7.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 5:00 AM  
LOWEST 41 12:00 PM  
AVERAGE 64  
   
......................................................
 
 
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 96 1991  
MINIMUM TEMPERATURE (F) 54 37 1893  
 
SUNRISE AND SUNSET  
OCTOBER 9 2025.......SUNRISE 7:11 AM PDT SUNSET 6:38 PM PDT  
OCTOBER 10 2025.......SUNRISE 7:11 AM PDT SUNSET 6:37 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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