373  
CDUS46 KMTR 290832  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
132 AM PDT THU JUN 29 2023  
   
...............................
 
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR JUNE 28 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 75 3:51 PM 109 2009 86 -11 93  
MINIMUM 53 2:40 AM 41 1964 55 -2 57  
AVERAGE 64 71 -7 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.78 2011 0.01 -0.01 0.00  
MONTH TO DATE 0.01 0.14 -0.13 T  
SINCE OCT 1 21.14 15.01 6.13 12.34  
SINCE JAN 1 11.22 9.78 1.44 1.56  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 0 1 0  
MONTH TO DATE 24 32 -8 7  
SINCE JUN 1 24 32 -8 7  
SINCE JUL 1 2919 2706 213 2372  
 
COOLING  
YESTERDAY 0 6 -6 10  
MONTH TO DATE 29 113 -84 201  
SINCE JUN 1 29 113 -84 201  
SINCE JAN 1 76 165 -89 269    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION NW (300)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 10.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 10:00 PM  
LOWEST 45 2:00 PM  
AVERAGE 68  
   
......................................................
 
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 107 1934  
MINIMUM TEMPERATURE (F) 55 40 1952  
 
SUNRISE AND SUNSET  
JUNE 29 2023..........SUNRISE 5:48 AM PDT SUNSET 8:33 PM PDT  
JUNE 30 2023..........SUNRISE 5:49 AM PDT SUNSET 8:33 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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