240  
CDUS46 KMTR 010026  
CLISJC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
526 PM PDT FRI JUN 30 2023  
   
...............................
 
 
   
..THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR JUNE 30 2023
 
 
VALID TODAY AS OF 0500 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 88 2:39 PM 100 1996 81 7 74  
MINIMUM 58 5:01 AM 42 1896 57 1 57  
AVERAGE 73 69 4 66  
 
PRECIPITATION (IN)  
TODAY 0.00 0.02 1982 0.00 0.00 0.00  
MONTH TO DATE 0.09 0.18 -0.09 0.01  
SINCE OCT 1 15.31 13.36 1.95 7.30  
SINCE JAN 1 10.20 9.21 0.99 0.66  
 
SNOWFALL (IN)  
TODAY MM 0.0 1947  
MONTH TO DATE MM  
SINCE JUN 1 MM  
SINCE JUL 1 MM  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 24 23 1 4  
SINCE JUN 1 24 23 1 4  
SINCE JUL 1 2410 2183 227 1897  
 
COOLING  
TODAY 8 4 4 1  
MONTH TO DATE 32 93 -61 170  
SINCE JUN 1 32 93 -61 170  
SINCE JAN 1 68 144 -76 236    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION NW (320)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 4.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 5:00 AM  
LOWEST 38 2:00 PM  
AVERAGE 66  
   
......................................................
 
 
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 102 1985  
MINIMUM TEMPERATURE (F) 57 40 1896  
 
SUNRISE AND SUNSET  
JUNE 30 2023..........SUNRISE 5:50 AM PDT SUNSET 8:32 PM PDT  
JULY 1 2023..........SUNRISE 5:51 AM PDT SUNSET 8:32 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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