270  
CDUS46 KMTR 210032  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
432 PM PST MON FEB 20 2023  
   
...............................
 
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR FEBRUARY 20 2023
 
 
VALID TODAY AS OF 0400 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 68 3:59 PM 74 1982 62 6 59  
MINIMUM 36 5:20 AM 26 2018 40 -4 36  
AVERAGE 52 51 1 48  
 
PRECIPITATION (IN)  
TODAY 0.00 2.06 2017 0.12 -0.12 0.00  
MONTH TO DATE 0.76 2.07 -1.31 0.00  
SINCE OCT 1 17.04 10.13 6.91 10.80  
SINCE JAN 1 7.12 4.90 2.22 0.02  
 
DEGREE DAYS  
HEATING  
TODAY 13 14 -1 17  
MONTH TO DATE 351 301 50 233  
SINCE DEC 1 1401 1378 23 1224  
SINCE JUL 1 1898 1835 63 1618  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION NE (60)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 10 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 2.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 8:00 AM  
LOWEST 37 2:00 PM  
AVERAGE 60  
   
......................................................
 
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 73 1995  
2014  
MINIMUM TEMPERATURE (F) 40 27 1955  
 
SUNRISE AND SUNSET  
FEBRUARY 20 2023......SUNRISE 6:51 AM PST SUNSET 5:52 PM PST  
FEBRUARY 21 2023......SUNRISE 6:49 AM PST SUNSET 5:53 PM PST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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