068  
CDUS46 KMTR 140827  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
127 AM PDT THU AUG 14 2025  
   
...............................
 
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR AUGUST 13 2025
 
 
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)  
YESTERDAY  
MAXIMUM 81 2:12 PM 110 1933 88 -7 86  
MINIMUM 59 3:22 AM 47 1972 57 2 56  
AVERAGE 70 72 -2 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.03 1991 0.00 0.00 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  
YESTERDAY 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  
YESTERDAY 5 7 -2 6  
MONTH TO DATE 110 91 19 135  
SINCE JUN 1 364 442 -78 754  
SINCE JAN 1 421 494 -73 798    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION W (290)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 11.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 12:00 AM  
LOWEST 45 3:00 PM  
AVERAGE 68  
   
......................................................
 
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 106 1967  
2020  
MINIMUM TEMPERATURE (F) 57 45 1974  
 
SUNRISE AND SUNSET  
AUGUST 14 2025........SUNRISE 6:22 AM PDT SUNSET 8:01 PM PDT  
AUGUST 15 2025........SUNRISE 6:23 AM PDT SUNSET 7:59 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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