729  
CDUS46 KMTR 100027  
CLISJC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
427 PM PST FRI JAN 09 2026  
   
...............................  
 
   
..THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR JANUARY 9 2026  
 
VALID TODAY AS OF 0400 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 60 2:23 PM 77 1962 60 0 73  
MINIMUM 38 7:43 AM 22 1937 42 -4 42  
AVERAGE 49 50 -1 58  
 
PRECIPITATION (IN)  
TODAY 0.00 2.16 1995 0.10 -0.10 0.00  
MONTH TO DATE 2.28 0.78 1.50 0.11  
SINCE OCT 1 7.64 4.93 2.71 3.75  
SINCE JAN 1 2.28 0.78 1.50 0.11  
 
SNOWFALL (IN)  
TODAY MM 0.0 1947  
MONTH TO DATE T  
SINCE DEC 1 T  
SINCE JUL 1 T  
 
DEGREE DAYS  
HEATING  
TODAY 16 14 2 7  
MONTH TO DATE 94 133 -39 86  
SINCE DEC 1 467 579 -112 359  
SINCE JUL 1 727 944 -217 585  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 2  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION W (280)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 3.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 67 8:00 AM  
LOWEST 30 1:00 PM  
AVERAGE 49  
   
......................................................  
 
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 74 2025  
MINIMUM TEMPERATURE (F) 42 27 1920  
 
SUNRISE AND SUNSET  
JANUARY 9 2026.......SUNRISE 7:22 AM PST SUNSET 5:08 PM PST  
JANUARY 10 2026.......SUNRISE 7:22 AM PST SUNSET 5:09 PM PST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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