129  
CDUS46 KMTR 290830  
CLISJC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
130 AM PDT SUN JUN 29 2025  
   
...............................  
 
   
..THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR JUNE 28 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1893 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 88 2:20 PM 100 1956 81 7 86  
1976  
MINIMUM 56 4:59 AM 40 1893 57 -1 57  
AVERAGE 72 69 3 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.61 2011 0.00 0.00 0.00  
MONTH TO DATE 0.00 0.17 -0.17 T  
SINCE OCT 1 9.31 13.35 -4.04 17.06  
SINCE JAN 1 5.67 9.20 -3.53 13.63  
 
SNOWFALL (IN)  
YESTERDAY MM 0.0 1947  
MONTH TO DATE T  
SINCE JUN 1 T  
SINCE JUL 1 T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 23 23 0 0  
SINCE JUN 1 23 23 0 0  
SINCE JUL 1 1739 2183 -444 1485  
 
COOLING  
YESTERDAY 7 4 3 7  
MONTH TO DATE 30 85 -55 152  
SINCE JUN 1 30 85 -55 152  
SINCE JAN 1 71 136 -65 222    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NW (310)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 6.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 11:00 PM  
LOWEST 36 2:00 PM  
AVERAGE 59  
   
......................................................  
 
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 102 1934  
MINIMUM TEMPERATURE (F) 57 42 1893  
 
SUNRISE AND SUNSET  
JUNE 29 2025..........SUNRISE 5:50 AM PDT SUNSET 8:32 PM PDT  
JUNE 30 2025..........SUNRISE 5:50 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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