657  
CDUS46 KMTR 170841  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1241 AM PST SUN DEC 17 2023  
   
...............................
 
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR DECEMBER 16 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 67 1:03 PM 72 1958 58 9 53  
MINIMUM 33 5:33 AM 25 1971 37 -4 30  
AVERAGE 50 47 3 42  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.08 2002 0.09 -0.09 0.00  
MONTH TO DATE 0.14 1.38 -1.24 2.62  
SINCE OCT 1 0.79 3.81 -3.02 4.45  
SINCE JAN 1 12.06 13.76 -1.70 6.50  
 
DEGREE DAYS  
HEATING  
YESTERDAY 15 18 -3 23  
MONTH TO DATE 232 270 -38 303  
SINCE DEC 1 232 270 -38 303  
SINCE JUL 1 600 727 -127 800  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 928 849 79 1195    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION E (80)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 3.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 6:00 AM  
LOWEST 32 1:00 PM  
AVERAGE 62  
   
......................................................
 
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 57 74 1958  
MINIMUM TEMPERATURE (F) 37 22 1965  
 
SUNRISE AND SUNSET  
DECEMBER 17 2023......SUNRISE 7:16 AM PST SUNSET 4:50 PM PST  
DECEMBER 18 2023......SUNRISE 7:17 AM PST SUNSET 4:51 PM PST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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