109  
CDUS46 KMTR 110029  
CLISJC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
529 PM PDT WED MAY 10 2023  
   
...............................
 
 
   
..THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR MAY 10 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 64 3:44 PM 96 1941 73 -9 63  
MINIMUM 47 3:56 AM 32 1896 51 -4 41  
AVERAGE 56 62 -6 52  
 
PRECIPITATION (IN)  
TODAY 0.00 0.56 1900 0.02 -0.02 0.00  
MONTH TO DATE 0.44 0.17 0.27 T  
SINCE OCT 1 15.22 12.96 2.26 7.29  
SINCE JAN 1 10.11 8.81 1.30 0.65  
 
SNOWFALL (IN)  
TODAY MM 0.0 1947  
MONTH TO DATE MM  
SINCE MAR 1 MM  
SINCE JUL 1 MM  
 
DEGREE DAYS  
HEATING  
TODAY 9 4 5 13  
MONTH TO DATE 79 44 35 54  
SINCE MAR 1 693 519 174 463  
SINCE JUL 1 2354 2102 252 1869  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 0 10 -10 4  
SINCE MAR 1 13 23 -10 20  
SINCE JAN 1 13 23 -10 20    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NW (310)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 5.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 3:00 AM  
LOWEST 56 3:00 PM  
AVERAGE 71  
   
......................................................
 
 
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 96 1934  
MINIMUM TEMPERATURE (F) 52 37 1909  
 
SUNRISE AND SUNSET  
MAY 10 2023...........SUNRISE 6:03 AM PDT SUNSET 8:05 PM PDT  
MAY 11 2023...........SUNRISE 6:02 AM PDT SUNSET 8:06 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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