891  
CDUS46 KMTR 020037  
CLISJC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
537 PM PDT THU OCT 01 2026  
   
...............................
 
 
   
..THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR OCTOBER 1 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 83 3:48 PM 100 2024 79 4 79  
MINIMUM 58 6:41 AM 39 1894 56 2 64  
AVERAGE 71 67 4 72  
 
PRECIPITATION (IN)  
TODAY 0.00 0.59 1983 0.01 -0.01 T  
MONTH TO DATE 0.00 0.01 -0.01 T  
SINCE OCT 1 0.00 0.01 -0.01 T  
SINCE JAN 1 7.43 9.34 -1.91 6.11  
 
SNOWFALL (IN)  
TODAY MM 0.0 1947  
MONTH TO DATE MM  
SINCE SEP 1 T  
SINCE JUL 1 T  
 
DEGREE DAYS  
HEATING  
TODAY 0 1 -1 0  
MONTH TO DATE 0 1 -1 0  
SINCE SEP 1 3 13 -10 0  
SINCE JUL 1 5 19 -14 1  
 
COOLING  
TODAY 6 3 3 7  
MONTH TO DATE 6 3 3 7  
SINCE SEP 1 139 133 6 217  
SINCE JAN 1 663 576 87 566    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION NW (320)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 3.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 7:00 AM  
LOWEST 35 4:00 PM  
AVERAGE 64  
   
......................................................
 
 
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 106 2024  
MINIMUM TEMPERATURE (F) 55 38 1893  
 
SUNRISE AND SUNSET  
OCTOBER 1 2026.......SUNRISE 7:03 AM PDT SUNSET 6:51 PM PDT  
OCTOBER 2 2026.......SUNRISE 7:04 AM PDT SUNSET 6:49 PM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab CA Page Main Text Page