455  
CDUS46 KMTR 010038  
CLISJC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
538 PM PDT SUN MAY 31 2026  
   
...............................  
 
   
..THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR MAY 31 2026  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1893 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 81 2:05 PM 98 1970 77 4 90  
MINIMUM 50 5:00 AM 37 1893 54 -4 61  
AVERAGE 66 65 1 76  
 
PRECIPITATION (IN)  
TODAY 0.00 0.65 1899 0.01 -0.01 0.00  
MONTH TO DATE 0.14 0.39 -0.25 0.11  
SINCE OCT 1 12.73 13.18 -0.45 9.31  
SINCE JAN 1 7.37 9.03 -1.66 5.67  
 
SNOWFALL (IN)  
TODAY MM 0.0 1947  
MONTH TO DATE T  
SINCE MAR 1 T  
SINCE JUL 1 T  
 
DEGREE DAYS  
HEATING  
TODAY 0 2 -2 0  
MONTH TO DATE 60 103 -43 62  
SINCE MAR 1 278 578 -300 545  
SINCE JUL 1 1535 2161 -626 1716  
 
COOLING  
TODAY 1 2 -1 11  
MONTH TO DATE 29 38 -9 35  
SINCE MAR 1 82 51 31 41  
SINCE JAN 1 86 51 35 41    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION NW (320)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 4.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 1:00 AM  
LOWEST 35 1:00 PM  
AVERAGE 59  
   
......................................................  
 
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 99 1996  
MINIMUM TEMPERATURE (F) 54 35 1895  
 
SUNRISE AND SUNSET  
MAY 31 2026...........SUNRISE 5:49 AM PDT SUNSET 8:22 PM PDT  
JUNE 1 2026..........SUNRISE 5:49 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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