908  
CDUS46 KMTR 030837  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
137 AM PDT SUN SEP 03 2023  
   
...............................
 
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 2 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 71 5:27 PM 111 1952 87 -16 98  
MINIMUM 60 12:53 AM 45 1970 56 4 61  
AVERAGE 66 72 -6 80  
 
PRECIPITATION (IN)  
YESTERDAY T 0.01 2000 0.00 0.00 0.00  
2000  
2013  
MONTH TO DATE T 0.00 0.00 0.00  
SINCE OCT 1 21.14 15.10 6.04 12.34  
SINCE JAN 1 11.22 9.87 1.35 1.56  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 10 7 3 6  
 
COOLING  
YESTERDAY 1 7 -6 15  
MONTH TO DATE 3 14 -11 33  
SINCE SEP 1 3 14 -11 33  
SINCE JAN 1 731 640 91 838    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 3.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 1:00 AM  
LOWEST 57 11:00 AM  
AVERAGE 72  
   
......................................................
 
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 115 1950  
MINIMUM TEMPERATURE (F) 56 44 1970  
 
SUNRISE AND SUNSET  
SEPTEMBER 3 2023.....SUNRISE 6:39 AM PDT SUNSET 7:34 PM PDT  
SEPTEMBER 4 2023.....SUNRISE 6:40 AM PDT SUNSET 7:32 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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