843  
CDUS46 KMTR 040037  
CLISJC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
537 PM PDT THU SEP 03 2026  
   
...............................  
 
   
..THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 3 2026  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1893 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 80 3:27 PM 99 1950 82 -2 83  
MINIMUM 58 5:50 AM 45 1919 58 0 59  
AVERAGE 69 70 -1 71  
 
PRECIPITATION (IN)  
TODAY 0.00 0.06 1907 0.00 0.00 0.00  
MONTH TO DATE 0.00 0.00 0.00 0.00  
SINCE OCT 1 12.73 13.41 -0.68 9.31  
SINCE JAN 1 7.37 9.26 -1.89 5.67  
 
SNOWFALL (IN)  
TODAY MM 0.0 1947  
MONTH TO DATE T  
SINCE SEP 1 T  
SINCE JUL 1 T  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 2 6 -4 1  
 
COOLING  
TODAY 4 5 -1 6  
MONTH TO DATE 12 15 -3 27  
SINCE SEP 1 12 15 -3 27  
SINCE JAN 1 536 458 78 376    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NW (320)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 4.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 1:00 AM  
LOWEST 43 12:00 PM  
AVERAGE 63  
   
......................................................  
 
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 99 2008  
MINIMUM TEMPERATURE (F) 58 43 1914  
 
SUNRISE AND SUNSET  
SEPTEMBER 3 2026.....SUNRISE 6:40 AM PDT SUNSET 7:33 PM PDT  
SEPTEMBER 4 2026.....SUNRISE 6:41 AM PDT SUNSET 7:32 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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