660  
CDUS46 KMTR 200836  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
136 AM PDT FRI SEP 20 2024  
   
...............................  
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 19 2024  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1930 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 80 2:42 PM 103 2000 85 -5 80  
MINIMUM 57 11:59 PM 41 1965 55 2 57  
AVERAGE 69 70 -1 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.53 1959 0.00 0.00 0.00  
MONTH TO DATE 0.01 0.03 -0.02 T  
SINCE OCT 1 14.24 15.13 -0.89 21.14  
SINCE JAN 1 11.05 9.90 1.15 11.22  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 2 0 2 0  
SINCE SEP 1 2 0 2 0  
SINCE JUL 1 4 7 -3 10  
 
COOLING  
YESTERDAY 4 5 -1 4  
MONTH TO DATE 111 120 -9 102  
SINCE SEP 1 111 120 -9 102  
SINCE JAN 1 1033 746 287 830    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION W (280)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 7.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 3:00 AM  
LOWEST 37 1:00 PM  
AVERAGE 67  
   
......................................................  
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 103 1936  
MINIMUM TEMPERATURE (F) 55 40 1968  
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2024.....SUNRISE 6:54 AM PDT SUNSET 7:06 PM PDT  
SEPTEMBER 21 2024.....SUNRISE 6:55 AM PDT SUNSET 7:05 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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