934  
CDUS46 KMTR 250839  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
139 AM PDT TUE JUL 25 2023  
   
...............................
 
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR JULY 24 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 90 2:29 PM 110 2006 88 2 90  
MINIMUM 57 5:44 AM 47 1977 57 0 55  
AVERAGE 74 72 2 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.16 1946 0.00 0.00 0.00  
MONTH TO DATE T 0.00 0.00 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 0 0 0 0  
MONTH TO DATE 10 0 10 6  
SINCE JUN 1 34 33 1 14  
SINCE JUL 1 10 0 10 6  
 
COOLING  
YESTERDAY 9 8 1 8  
MONTH TO DATE 242 177 65 178  
SINCE JUN 1 296 302 -6 382  
SINCE JAN 1 343 354 -11 450    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION W (290)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 8.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 5:00 AM  
LOWEST 22 2:00 PM  
AVERAGE 55  
   
......................................................
 
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 111 1980  
MINIMUM TEMPERATURE (F) 57 42 1977  
 
SUNRISE AND SUNSET  
JULY 25 2023..........SUNRISE 6:05 AM PDT SUNSET 8:22 PM PDT  
JULY 26 2023..........SUNRISE 6:06 AM PDT SUNSET 8:21 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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