877  
CDUS46 KMTR 230029  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
429 PM PST FRI DEC 22 2023  
   
...............................  
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR DECEMBER 22 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 68 2:08 PM 71 1999 57 11 51  
MINIMUM 44 7:52 AM 18 1990 37 7 36  
AVERAGE 56 47 9 44  
 
PRECIPITATION (IN)  
TODAY 0.00 1.54 1982 0.10 -0.10 0.00  
MONTH TO DATE 1.83 1.95 -0.12 2.62  
SINCE OCT 1 2.48 4.38 -1.90 4.45  
SINCE JAN 1 13.75 14.33 -0.58 6.50  
 
DEGREE DAYS  
HEATING  
TODAY 9 18 -9 21  
MONTH TO DATE 288 378 -90 434  
SINCE DEC 1 288 378 -90 434  
SINCE JUL 1 656 835 -179 931  
 
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 1 RESULTANT WIND DIRECTION W (280)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 2.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 9:00 AM  
LOWEST 55 2:00 PM  
AVERAGE 78  
   
......................................................  
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 57 70 2014  
MINIMUM TEMPERATURE (F) 37 19 1990  
 
SUNRISE AND SUNSET  
DECEMBER 22 2023......SUNRISE 7:19 AM PST SUNSET 4:53 PM PST  
DECEMBER 23 2023......SUNRISE 7:20 AM PST SUNSET 4:53 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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