325  
CDUS46 KMTR 130827  
CLISJC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
127 AM PDT FRI OCT 13 2023  
   
...............................
 
 
   
..THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR OCTOBER 12 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 82 1:55 PM 93 1901 77 5 73  
2010  
MINIMUM 52 5:12 AM 35 1893 54 -2 57  
AVERAGE 67 65 2 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.34 1962 0.01 -0.01 0.00  
MONTH TO DATE 0.00 0.13 -0.13 0.00  
SINCE OCT 1 0.00 0.13 -0.13 0.00  
SINCE JAN 1 10.28 9.46 0.82 1.17  
 
SNOWFALL (IN)  
YESTERDAY MM 0.0 1947  
MONTH TO DATE T  
SINCE SEP 1 T  
SINCE JUL 1 T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 0 15 -15 0  
SINCE SEP 1 1 27 -26 0  
SINCE JUL 1 8 33 -25 1  
 
COOLING  
YESTERDAY 2 2 0 0  
MONTH TO DATE 81 30 51 27  
SINCE SEP 1 221 160 61 268  
SINCE JAN 1 737 603 134 876    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION N (350)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 3.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 3:00 AM  
LOWEST 23 2:00 PM  
AVERAGE 50  
   
......................................................
 
 
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 93 1901  
2010  
2015  
MINIMUM TEMPERATURE (F) 54 38 1894  
 
SUNRISE AND SUNSET  
OCTOBER 13 2023.......SUNRISE 7:14 AM PDT SUNSET 6:34 PM PDT  
OCTOBER 14 2023.......SUNRISE 7:15 AM PDT SUNSET 6:32 PM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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