697  
CDUS46 KMTR 260039  
CLISJC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
539 PM PDT FRI APR 25 2025  
   
...............................
 
 
   
..THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR APRIL 25 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 59 12:29 PM 92 1926 71 -12 68  
MINIMUM 51 4:34 AM 32 1893 49 2 55  
AVERAGE 55 60 -5 62  
 
PRECIPITATION (IN)  
TODAY 0.05 0.71 1994 0.03 0.02 T  
MONTH TO DATE 0.30 0.98 -0.68 0.81  
SINCE OCT 1 9.19 12.70 -3.51 16.39  
SINCE JAN 1 5.55 8.55 -3.00 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 10 6 4 3  
MONTH TO DATE 142 172 -30 117  
SINCE MAR 1 454 450 4 353  
SINCE JUL 1 1625 2033 -408 1417  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 1 3 -2 15  
SINCE MAR 1 6 5 1 15  
SINCE JAN 1 6 5 1 15    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 4.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 2:00 PM  
LOWEST 47 12:00 PM  
AVERAGE 64  
   
......................................................
 
 
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 92 2004  
MINIMUM TEMPERATURE (F) 50 37 1932  
 
SUNRISE AND SUNSET  
APRIL 25 2025.........SUNRISE 6:19 AM PDT SUNSET 7:52 PM PDT  
APRIL 26 2025.........SUNRISE 6:18 AM PDT SUNSET 7:53 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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