341  
CDUS46 KMTR 250825  
CLISJC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
125 AM PDT FRI JUL 25 2025  
   
...............................
 
 
   
..THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR JULY 24 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 75 1:10 PM 99 2006 81 -6 91  
MINIMUM 61 11:59 PM 40 1893 59 2 71  
AVERAGE 68 70 -2 81  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2003 0.00 0.00 T  
2024  
MONTH TO DATE 0.00 0.00 0.00 T  
SINCE OCT 1 9.31 13.36 -4.05 17.06  
SINCE JAN 1 5.67 9.21 -3.54 13.63  
 
SNOWFALL (IN)  
YESTERDAY MM 0.0 1947  
MONTH TO DATE T  
SINCE JUN 1 T  
SINCE JUL 1 T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 1 0 1 0  
SINCE JUN 1 24 24 0 0  
SINCE JUL 1 1 0 1 0  
 
COOLING  
YESTERDAY 3 5 -2 16  
MONTH TO DATE 64 109 -45 286  
SINCE JUN 1 104 202 -98 454  
SINCE JAN 1 145 253 -108 524    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION N (340)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 7.2  
 
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 81 12:00 AM  
LOWEST 53 3:00 PM  
AVERAGE 67  
   
......................................................
 
 
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 99 1975  
MINIMUM TEMPERATURE (F) 59 40 1893  
 
SUNRISE AND SUNSET  
JULY 25 2025..........SUNRISE 6:07 AM PDT SUNSET 8:21 PM PDT  
JULY 26 2025..........SUNRISE 6:08 AM PDT SUNSET 8:20 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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