173  
CDUS46 KMTR 210034  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
534 PM PDT TUE JUN 20 2023  
   
...............................
 
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR JUNE 20 2023
 
 
VALID TODAY AS OF 0500 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 77 2:46 PM 107 1981 84 -7 92  
MINIMUM 46 4:40 AM 43 1933 54 -8 53  
AVERAGE 62 69 -7 73  
 
PRECIPITATION (IN)  
TODAY 0.00 0.01 1951 0.01 -0.01 0.00  
MONTH TO DATE 0.01 0.12 -0.11 T  
SINCE OCT 1 21.14 14.99 6.15 12.34  
SINCE JAN 1 11.22 9.76 1.46 1.56  
 
DEGREE DAYS  
HEATING  
TODAY 3 1 2 0  
MONTH TO DATE 13 29 -16 7  
SINCE JUN 1 13 29 -16 7  
SINCE JUL 1 2908 2703 205 2372  
 
COOLING  
TODAY 0 5 -5 8  
MONTH TO DATE 29 69 -40 94  
SINCE JUN 1 29 69 -40 94  
SINCE JAN 1 76 121 -45 162    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 4.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 4:00 AM  
LOWEST 25 1:00 PM  
AVERAGE 57  
   
......................................................
 
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 108 1981  
MINIMUM TEMPERATURE (F) 54 44 1984  
 
SUNRISE AND SUNSET  
JUNE 20 2023..........SUNRISE 5:46 AM PDT SUNSET 8:32 PM PDT  
JUNE 21 2023..........SUNRISE 5:46 AM PDT SUNSET 8:32 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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