642  
CDUS46 KMTR 090036  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
436 PM PST MON DEC 08 2025  
   
...............................
 
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR DECEMBER 8 2025
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1930 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 52 3:49 PM 72 1943 58 -6 69  
2014  
2020  
MINIMUM 41 8:41 AM 21 1978 38 3 39  
AVERAGE 47 48 -1 54  
 
PRECIPITATION (IN)  
TODAY 0.00 0.91 1950 0.08 -0.08 0.00  
MONTH TO DATE 0.00 0.66 -0.66 T  
SINCE OCT 1 3.76 3.09 0.67 1.21  
SINCE JAN 1 8.38 13.04 -4.66 12.26  
 
DEGREE DAYS  
HEATING  
TODAY 18 17 1 11  
MONTH TO DATE 146 131 15 84  
SINCE DEC 1 146 131 15 84  
SINCE JUL 1 481 588 -107 483  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 845 849 -4 1295    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION NE (60)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 10.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 2:00 AM  
LOWEST 80 2:00 PM  
AVERAGE 90  
   
......................................................
 
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 58 72 1940  
MINIMUM TEMPERATURE (F) 38 18 1972  
 
SUNRISE AND SUNSET  
DECEMBER 8 2025......SUNRISE 7:10 AM PST SUNSET 4:48 PM PST  
DECEMBER 9 2025......SUNRISE 7:11 AM PST SUNSET 4:49 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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