406  
CDUS46 KMTR 230827  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
127 AM PDT SUN JUL 23 2023  
   
...............................
 
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR JULY 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 105 3:21 PM 111 2006 88 17 91  
MINIMUM 58 5:08 AM 45 1964 57 1 56  
AVERAGE 82 72 10 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2014 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 17 8 9 9  
MONTH TO DATE 219 161 58 163  
SINCE JUN 1 273 286 -13 367  
SINCE JAN 1 320 338 -18 435    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (290)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 4.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 67 6:00 AM  
LOWEST 19 2:00 PM  
AVERAGE 43  
   
......................................................
 
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 112 2006  
MINIMUM TEMPERATURE (F) 57 44 1973  
 
SUNRISE AND SUNSET  
JULY 23 2023..........SUNRISE 6:04 AM PDT SUNSET 8:24 PM PDT  
JULY 24 2023..........SUNRISE 6:04 AM PDT SUNSET 8:23 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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