742  
CDUS46 KMTR 050028  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
528 PM PDT WED OCT 04 2023  
   
...............................
 
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR OCTOBER 4 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 87 3:45 PM 106 1980 82 5 84  
MINIMUM 55 5:55 AM 40 1981 52 3 56  
AVERAGE 71 67 4 70  
 
PRECIPITATION (IN)  
TODAY 0.00 0.20 2008 0.01 -0.01 0.00  
MONTH TO DATE T 0.05 -0.05 0.00  
SINCE OCT 1 T 0.05 -0.05 0.00  
SINCE JAN 1 11.27 10.00 1.27 2.05  
 
DEGREE DAYS  
HEATING  
TODAY 0 1 -1 0  
MONTH TO DATE 1 4 -3 0  
SINCE SEP 1 9 19 -10 2  
SINCE JUL 1 19 26 -7 8  
 
COOLING  
TODAY 6 3 3 5  
MONTH TO DATE 9 14 -5 13  
SINCE SEP 1 122 184 -62 309  
SINCE JAN 1 850 810 40 1114    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION NE (50)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 4.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 69 6:00 AM  
LOWEST 26 3:00 PM  
AVERAGE 48  
   
......................................................
 
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 100 1980  
MINIMUM TEMPERATURE (F) 52 37 1969  
 
SUNRISE AND SUNSET  
OCTOBER 4 2023.......SUNRISE 7:05 AM PDT SUNSET 6:46 PM PDT  
OCTOBER 5 2023.......SUNRISE 7:06 AM PDT SUNSET 6:44 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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