467  
CDUS46 KMTR 290835  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
135 AM PDT TUE AUG 29 2023  
   
...............................
 
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR AUGUST 28 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1930 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 95 2:50 PM 107 2017 87 8 84  
MINIMUM 56 6:09 AM 44 1980 56 0 56  
AVERAGE 76 72 4 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.14 1949 0.01 -0.01 0.00  
MONTH TO DATE T 0.08 -0.08 0.00  
SINCE OCT 1 21.14 15.09 6.05 12.34  
SINCE JAN 1 11.22 9.86 1.36 1.56  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 34 37 -3 14  
SINCE JUL 1 10 4 6 6  
 
COOLING  
YESTERDAY 11 7 4 5  
MONTH TO DATE 297 196 101 287  
SINCE JUN 1 650 547 103 711  
SINCE JAN 1 697 599 98 779    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 5.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 6:00 AM  
LOWEST 17 2:00 PM  
AVERAGE 47  
   
......................................................
 
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 104 2008  
2009  
MINIMUM TEMPERATURE (F) 56 44 1969  
 
SUNRISE AND SUNSET  
AUGUST 29 2023........SUNRISE 6:35 AM PDT SUNSET 7:41 PM PDT  
AUGUST 30 2023........SUNRISE 6:36 AM PDT SUNSET 7:39 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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