196  
CDUS46 KMTR 170031  
CLISJC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
431 PM PST MON DEC 16 2024  
   
...............................  
 
   
..THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR DECEMBER 16 2024  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 58 12:11 PM 72 1998 59 -1 70  
MINIMUM 45 1:50 AM 27 1893 42 3 40  
1965  
AVERAGE 52 50 2 55  
 
PRECIPITATION (IN)  
TODAY MM 1.05 2002 0.08 MM 0.00  
MONTH TO DATE 0.09 1.16 -1.07 0.07  
SINCE OCT 1 1.41 3.02 -1.61 0.74  
SINCE JAN 1 15.04 12.35 2.69 13.02  
 
SNOWFALL (IN)  
TODAY MM 0.0 1947  
MONTH TO DATE T  
SINCE DEC 1 T  
SINCE JUL 1 T  
 
DEGREE DAYS  
HEATING  
TODAY 13 15 -2 10  
MONTH TO DATE 142 224 -82 160  
SINCE DEC 1 142 224 -82 160  
SINCE JUL 1 368 589 -221 353  
 
COOLING  
TODAY 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 8 RESULTANT WIND DIRECTION S (160)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 8.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 1:00 AM  
LOWEST 47 10:00 AM  
AVERAGE 65  
   
......................................................  
 
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 72 1958  
MINIMUM TEMPERATURE (F) 42 26 1965  
 
SUNRISE AND SUNSET  
DECEMBER 16 2024......SUNRISE 7:16 AM PST SUNSET 4:52 PM PST  
DECEMBER 17 2024......SUNRISE 7:16 AM PST SUNSET 4:52 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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