612  
CDUS46 KMTR 300034  
CLISJC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
434 PM PST FRI DEC 29 2023  
   
...............................  
 
   
..THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR DECEMBER 29 2023  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 71R 1:28 PM 69 1967 59 12 56  
MINIMUM 60 8:33 AM 21 1895 41 19 50  
AVERAGE 66 50 16 53  
 
PRECIPITATION (IN)  
TODAY 0.03 0.86 1965 0.08 -0.05 0.24  
MONTH TO DATE 1.80 2.15 -0.35 3.56  
SINCE OCT 1 2.47 4.01 -1.54 5.27  
SINCE JAN 1 12.75 13.34 -0.59 6.44  
 
SNOWFALL (IN)  
TODAY MM 0.0 1947  
MONTH TO DATE T  
SINCE DEC 1 T  
SINCE JUL 1 T  
 
DEGREE DAYS  
HEATING  
TODAY 0 15 -15 12  
MONTH TO DATE 265 419 -154 431  
SINCE DEC 1 265 419 -154 431  
SINCE JUL 1 458 784 -326 820  
 
COOLING  
TODAY 1 0 1 0  
MONTH TO DATE 1 0 1 0  
SINCE DEC 1 1 0 1 0  
SINCE JAN 1 809 624 185 894    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION SE (150)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 9.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 9:00 AM  
LOWEST 51 1:00 PM  
AVERAGE 67  
   
......................................................  
 
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 66 1921  
1958  
2013  
MINIMUM TEMPERATURE (F) 41 20 1895  
 
SUNRISE AND SUNSET  
DECEMBER 29 2023......SUNRISE 7:21 AM PST SUNSET 4:58 PM PST  
DECEMBER 30 2023......SUNRISE 7:21 AM PST SUNSET 4:59 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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