056  
CDUS46 KMTR 230039  
CLISJC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
539 PM PDT TUE APR 22 2025  
   
...............................
 
 
   
..THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR APRIL 22 2025
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 75 1:15 PM 89 1998 70 5 83  
MINIMUM 49 5:56 AM 33 1912 49 0 56  
AVERAGE 62 60 2 70  
 
PRECIPITATION (IN)  
TODAY 0.00 0.42 2016 0.02 -0.02 0.00  
MONTH TO DATE 0.25 0.90 -0.65 0.81  
SINCE OCT 1 9.14 12.62 -3.48 16.39  
SINCE JAN 1 5.50 8.47 -2.97 12.96  
 
SNOWFALL (IN)  
TODAY MM 0.0 1947  
MONTH TO DATE T  
SINCE MAR 1 T  
SINCE JUL 1 T  
 
DEGREE DAYS  
HEATING  
TODAY 3 6 -3 0  
MONTH TO DATE 114 154 -40 109  
SINCE MAR 1 426 432 -6 345  
SINCE JUL 1 1597 2015 -418 1409  
 
COOLING  
TODAY 0 0 0 5  
MONTH TO DATE 1 0 1 15  
SINCE MAR 1 6 2 4 15  
SINCE JAN 1 6 2 4 15    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION SE (150)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 6.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 6:00 AM  
LOWEST 43 1:00 PM  
AVERAGE 67  
   
......................................................
 
 
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 90 1910  
1946  
MINIMUM TEMPERATURE (F) 49 34 1894  
 
SUNRISE AND SUNSET  
APRIL 22 2025.........SUNRISE 6:23 AM PDT SUNSET 7:50 PM PDT  
APRIL 23 2025.........SUNRISE 6:22 AM PDT SUNSET 7:51 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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