107  
CDUS46 KMTR 110029  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
529 PM PDT WED MAY 10 2023  
   
...............................
 
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR MAY 10 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 64 2:42 PM 99 1934 74 -10 62  
MINIMUM 50 2:20 AM 35 1968 49 1 40  
AVERAGE 57 61 -4 51  
 
PRECIPITATION (IN)  
TODAY 0.00 0.42 1957 0.02 -0.02 0.00  
MONTH TO DATE 0.34 0.23 0.11 0.00  
SINCE OCT 1 21.13 14.54 6.59 12.34  
SINCE JAN 1 11.21 9.31 1.90 1.56  
 
DEGREE DAYS  
HEATING  
TODAY 8 5 3 14  
MONTH TO DATE 97 53 44 60  
SINCE MAR 1 798 660 138 570  
SINCE JUL 1 2858 2601 257 2335  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 0 10 -10 3  
SINCE MAR 1 13 18 -5 14  
SINCE JAN 1 13 18 -5 14    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION W (260)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 10.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 12:00 AM  
LOWEST 50 2:00 PM  
AVERAGE 67  
   
......................................................
 
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 101 1934  
MINIMUM TEMPERATURE (F) 49 36 2010  
 
SUNRISE AND SUNSET  
MAY 10 2023...........SUNRISE 6:02 AM PDT SUNSET 8:06 PM PDT  
MAY 11 2023...........SUNRISE 6:01 AM PDT SUNSET 8:07 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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