481  
CDUS46 KMTR 230035  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
535 PM PDT WED OCT 22 2025  
   
...............................  
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR OCTOBER 22 2025  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1930 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 66 3:59 PM 90 1964 76 -10 77  
MINIMUM 58 3:13 AM 35 1961 48 10 48  
AVERAGE 62 62 0 63  
 
PRECIPITATION (IN)  
TODAY 0.00 0.54 2021 0.03 -0.03 0.00  
MONTH TO DATE 1.87 0.44 1.43 T  
SINCE OCT 1 1.87 0.44 1.43 T  
SINCE JAN 1 6.49 10.39 -3.90 11.05  
 
DEGREE DAYS  
HEATING  
TODAY 3 4 -1 2  
MONTH TO DATE 50 51 -1 8  
SINCE SEP 1 50 66 -16 10  
SINCE JUL 1 50 73 -23 12  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 26 48 -22 167  
SINCE SEP 1 256 218 38 373  
SINCE JAN 1 843 844 -1 1295    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 11.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 3:00 AM  
LOWEST 59 4:00 PM  
AVERAGE 72  
   
......................................................  
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 91 1942  
MINIMUM TEMPERATURE (F) 48 33 1961  
 
SUNRISE AND SUNSET  
OCTOBER 22 2025.......SUNRISE 7:23 AM PDT SUNSET 6:20 PM PDT  
OCTOBER 23 2025.......SUNRISE 7:24 AM PDT SUNSET 6:19 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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