248  
CDUS46 KMTR 230845  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
145 AM PDT MON OCT 23 2023  
   
...............................
 
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR OCTOBER 22 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 72 10:13 AM 90 1964 76 -4 71  
MINIMUM 56 12:13 AM 35 1961 48 8 51  
AVERAGE 64 62 2 61  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 0.54 2021 0.03 -0.01 0.00  
MONTH TO DATE 0.03 0.44 -0.41 0.00  
SINCE OCT 1 0.03 0.44 -0.41 0.00  
SINCE JAN 1 11.30 10.39 0.91 2.05  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 4 -3 4  
MONTH TO DATE 11 51 -40 12  
SINCE SEP 1 19 66 -47 14  
SINCE JUL 1 29 73 -44 20  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 83 48 35 94  
SINCE SEP 1 196 218 -22 390  
SINCE JAN 1 924 844 80 1195    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 6.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 11:00 PM  
LOWEST 57 11:00 AM  
AVERAGE 77  
   
......................................................
 
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 91 1942  
MINIMUM TEMPERATURE (F) 48 33 1961  
 
SUNRISE AND SUNSET  
OCTOBER 23 2023.......SUNRISE 7:23 AM PDT SUNSET 6:19 PM PDT  
OCTOBER 24 2023.......SUNRISE 7:24 AM PDT SUNSET 6:18 PM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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