238  
CDUS46 KMTR 260825  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1225 AM PST TUE DEC 26 2023  
   
...............................  
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR DECEMBER 25 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 60 3:02 PM 78 1946 57 3 62  
MINIMUM 37 7:25 AM 21 1963 37 0 41  
AVERAGE 49 47 2 52  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.94 1971 0.10 -0.10 0.00  
MONTH TO DATE 1.83 2.24 -0.41 2.62  
SINCE OCT 1 2.48 4.67 -2.19 4.45  
SINCE JAN 1 13.75 14.62 -0.87 6.50  
 
DEGREE DAYS  
HEATING  
YESTERDAY 16 18 -2 13  
MONTH TO DATE 336 432 -96 479  
SINCE DEC 1 336 432 -96 479  
SINCE JUL 1 704 889 -185 976  
 
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 0 RESULTANT WIND DIRECTION NE (40)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 2.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 2:00 AM  
LOWEST 58 2:00 PM  
AVERAGE 77  
   
......................................................  
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 57 70 1967  
MINIMUM TEMPERATURE (F) 37 22 1968  
 
SUNRISE AND SUNSET  
DECEMBER 26 2023......SUNRISE 7:21 AM PST SUNSET 4:55 PM PST  
DECEMBER 27 2023......SUNRISE 7:21 AM PST SUNSET 4:56 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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