652  
CDUS46 KMTR 150827  
CLISJC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
127 AM PDT WED OCT 15 2025  
   
...............................  
 
   
..THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR OCTOBER 14 2025  
 
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)  
YESTERDAY  
MAXIMUM 65 3:32 PM 95 1961 77 -12 76  
MINIMUM 48 6:34 AM 38 1896 53 -5 60  
1913  
1928  
AVERAGE 57 65 -8 68  
 
PRECIPITATION (IN)  
YESTERDAY T 0.44 1972 0.01 -0.01 0.00  
MONTH TO DATE 1.97 0.16 1.81 0.00  
SINCE OCT 1 1.97 0.16 1.81 0.00  
SINCE JAN 1 8.08 9.49 -1.41 13.63  
 
SNOWFALL (IN)  
YESTERDAY MM 0.0 1947  
MONTH TO DATE T  
SINCE SEP 1 T  
SINCE JUL 1 T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 8 2 6 0  
MONTH TO DATE 17 19 -2 0  
SINCE SEP 1 17 31 -14 0  
SINCE JUL 1 18 37 -19 0  
 
COOLING  
YESTERDAY 0 2 -2 3  
MONTH TO DATE 32 34 -2 165  
SINCE SEP 1 242 164 78 378  
SINCE JAN 1 591 607 -16 1188    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION NW (320)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 4.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 2:00 AM  
LOWEST 57 5:00 PM  
AVERAGE 75  
   
......................................................  
 
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 94 1961  
2020  
MINIMUM TEMPERATURE (F) 53 36 1913  
 
SUNRISE AND SUNSET  
OCTOBER 15 2025.......SUNRISE 7:16 AM PDT SUNSET 6:30 PM PDT  
OCTOBER 16 2025.......SUNRISE 7:17 AM PDT SUNSET 6:29 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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