826  
CDUS46 KMTR 200045  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
445 PM PST TUE DEC 19 2023  
   
...............................
 
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR DECEMBER 19 2023
 
 
VALID TODAY AS OF 0400 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 66 1:51 PM 70 1958 57 9 42  
MINIMUM 57 8:42 AM 23 1965 37 20 35  
AVERAGE 62 47 15 39  
 
PRECIPITATION (IN)  
TODAY 0.40 1.13 2010 0.09 0.31 0.00  
MONTH TO DATE 1.35 1.66 -0.31 2.62  
SINCE OCT 1 2.00 4.09 -2.09 4.45  
SINCE JAN 1 13.27 14.04 -0.77 6.50  
 
DEGREE DAYS  
HEATING  
TODAY 3 18 -15 26  
MONTH TO DATE 258 324 -66 375  
SINCE DEC 1 258 324 -66 375  
SINCE JUL 1 626 781 -155 872  
 
COOLING  
TODAY 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 5 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 7.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 5:00 AM  
LOWEST 63 1:00 PM  
AVERAGE 80  
   
......................................................
 
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 57 67 1969  
MINIMUM TEMPERATURE (F) 37 23 1978  
 
SUNRISE AND SUNSET  
DECEMBER 19 2023......SUNRISE 7:18 AM PST SUNSET 4:51 PM PST  
DECEMBER 20 2023......SUNRISE 7:18 AM PST SUNSET 4:52 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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