816  
CDUS46 KMTR 010827  
CLISJC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
127 AM PDT THU JUN 01 2023  
   
...............................
 
 
   
..THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR MAY 31 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 71 11:04 AM 98 1970 77 -6 83  
MINIMUM 54 11:59 PM 37 1893 54 0 50  
AVERAGE 63 65 -2 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.65 1899 0.01 -0.01 0.00  
MONTH TO DATE 0.44 0.39 0.05 T  
SINCE OCT 1 15.22 13.18 2.04 7.29  
SINCE JAN 1 10.11 9.03 1.08 0.65  
 
SNOWFALL (IN)  
YESTERDAY MM 0.0 1947  
MONTH TO DATE MM  
SINCE MAR 1 MM  
SINCE JUL 1 MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 2 0 0  
MONTH TO DATE 111 103 8 78  
SINCE MAR 1 725 578 147 487  
SINCE JUL 1 2386 2161 225 1893  
 
COOLING  
YESTERDAY 0 2 -2 2  
MONTH TO DATE 23 38 -15 50  
SINCE MAR 1 36 51 -15 66  
SINCE JAN 1 36 51 -15 66    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION NW (330)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 6.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 12:00 AM  
LOWEST 51 11:00 AM  
AVERAGE 66  
   
......................................................
 
 
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 99 1996  
MINIMUM TEMPERATURE (F) 54 35 1895  
 
SUNRISE AND SUNSET  
JUNE 1 2023..........SUNRISE 5:49 AM PDT SUNSET 8:23 PM PDT  
JUNE 2 2023..........SUNRISE 5:48 AM PDT SUNSET 8:23 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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