943  
CDUS46 KMTR 040830  
CLISJC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1230 AM PST MON DEC 04 2023  
   
...............................
 
 
   
..THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR DECEMBER 3 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1893 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 68 12:43 PM 75 1958 61 7 50  
MINIMUM 49 7:19 AM 29 1909 43 6 44  
AVERAGE 59 52 7 47  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.73 1915 0.06 -0.06 0.41  
MONTH TO DATE 0.01 0.19 -0.18 1.00  
SINCE OCT 1 0.68 2.05 -1.37 2.71  
SINCE JAN 1 10.96 11.38 -0.42 3.88  
 
SNOWFALL (IN)  
YESTERDAY MM 0.0 1947  
MONTH TO DATE T  
SINCE DEC 1 T  
SINCE JUL 1 T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 6 13 -7 18  
MONTH TO DATE 24 39 -15 55  
SINCE DEC 1 24 39 -15 55  
SINCE JUL 1 217 404 -187 444  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 808 624 184 894    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION W (280)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 8:00 AM  
LOWEST 51 1:00 PM  
AVERAGE 72  
   
......................................................
 
 
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 75 1958  
MINIMUM TEMPERATURE (F) 42 26 1909  
 
SUNRISE AND SUNSET  
DECEMBER 4 2023......SUNRISE 7:06 AM PST SUNSET 4:50 PM PST  
DECEMBER 5 2023......SUNRISE 7:07 AM PST SUNSET 4:50 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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