576  
CDUS46 KMTR 110840  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1240 AM PST SUN DEC 11 2022  
   
...............................
 
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR DECEMBER 10 2022
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1930 TO 2022  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 59 10:37 AM 71 1958 58 1 56  
MINIMUM 48 10:58 PM 20 1972 38 10 34  
AVERAGE 54 48 6 45  
 
PRECIPITATION (IN)  
YESTERDAY 1.12 1.38 1937 0.09 1.03 0.00  
MONTH TO DATE 2.29 0.84 1.45 0.09  
SINCE OCT 1 4.12 3.27 0.85 6.02  
SINCE JAN 1 6.17 13.22 -7.05 10.18  
 
DEGREE DAYS  
HEATING  
YESTERDAY 11 17 -6 20  
MONTH TO DATE 178 165 13 149  
SINCE DEC 1 178 165 13 149  
SINCE JUL 1 675 622 53 543  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1195 849 346 1089    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 12.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1:00 PM  
LOWEST 68 4:00 AM  
AVERAGE 81  
   
......................................................
 
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 58 72 1958  
MINIMUM TEMPERATURE (F) 38 20 1972  
 
SUNRISE AND SUNSET  
DECEMBER 11 2022......SUNRISE 7:12 AM PST SUNSET 4:49 PM PST  
DECEMBER 12 2022......SUNRISE 7:13 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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