523  
CDUS46 KMTR 130033  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
533 PM PDT TUE AUG 12 2025  
   
...............................  
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR AUGUST 12 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 87 2:30 PM 105 1998 88 -1 84  
MINIMUM 56 5:51 AM 44 1972 57 -1 55  
AVERAGE 72 72 0 70  
 
PRECIPITATION (IN)  
TODAY 0.00 0.21 1965 0.01 -0.01 0.00  
MONTH TO DATE 0.00 0.03 -0.03 T  
SINCE OCT 1 8.68 15.04 -6.36 14.23  
SINCE JAN 1 4.49 9.81 -5.32 11.04  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 13 37 -24 4  
SINCE JUL 1 0 4 -4 2  
 
COOLING  
TODAY 7 7 0 5  
MONTH TO DATE 105 84 21 129  
SINCE JUN 1 359 435 -76 748  
SINCE JAN 1 416 487 -71 792    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION W (290)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 9.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 3:00 AM  
LOWEST 31 3:00 PM  
AVERAGE 60  
   
......................................................  
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 110 1933  
MINIMUM TEMPERATURE (F) 57 47 1972  
 
SUNRISE AND SUNSET  
AUGUST 12 2025........SUNRISE 6:21 AM PDT SUNSET 8:03 PM PDT  
AUGUST 13 2025........SUNRISE 6:22 AM PDT SUNSET 8:02 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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