234  
CDUS46 KMTR 120836  
CLISJC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1236 AM PST THU DEC 12 2024  
   
...............................
 
 
   
..THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR DECEMBER 11 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1893 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 68 1:50 PM 74 1958 60 8 66  
MINIMUM 38 6:00 AM 23 1972 42 -4 38  
AVERAGE 53 51 2 52  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.23 2014 0.08 -0.08 0.00  
MONTH TO DATE 0.00 0.78 -0.78 0.07  
SINCE OCT 1 1.32 2.64 -1.32 0.74  
SINCE JAN 1 14.95 11.97 2.98 13.02  
 
SNOWFALL (IN)  
YESTERDAY MM 0.0 1947  
MONTH TO DATE T  
SINCE DEC 1 T  
SINCE JUL 1 T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 12 14 -2 13  
MONTH TO DATE 87 151 -64 110  
SINCE DEC 1 87 151 -64 110  
SINCE JUL 1 313 516 -203 303  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1215 624 591 808    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION S (180)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 4.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 67 3:00 AM  
LOWEST 29 1:00 PM  
AVERAGE 48  
   
......................................................
 
 
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 79 1958  
MINIMUM TEMPERATURE (F) 42 20 1932  
 
SUNRISE AND SUNSET  
DECEMBER 12 2024......SUNRISE 7:13 AM PST SUNSET 4:50 PM PST  
DECEMBER 13 2024......SUNRISE 7:14 AM PST SUNSET 4:51 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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