355  
CDUS46 KMTR 210845  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1245 AM PST FRI FEB 21 2025  
   
...............................  
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR FEBRUARY 20 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1930 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 68 3:23 PM 74 1982 62 6 60  
MINIMUM 41 5:25 AM 26 2018 40 1 45  
AVERAGE 55 51 4 53  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.06 2017 0.12 -0.12 0.18  
MONTH TO DATE 2.06 2.07 -0.01 2.77  
SINCE OCT 1 6.45 10.13 -3.68 9.17  
SINCE JAN 1 2.26 4.90 -2.64 5.98  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 14 -4 12  
MONTH TO DATE 305 301 4 275  
SINCE DEC 1 1240 1378 -138 1098  
SINCE JUL 1 1639 1835 -196 1466  
 
COOLING  
YESTERDAY 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 3 RESULTANT WIND DIRECTION NE (50)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 3.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 12:00 AM  
LOWEST 31 3:00 PM  
AVERAGE 66  
   
......................................................  
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 73 1995  
2014  
MINIMUM TEMPERATURE (F) 40 27 1955  
 
SUNRISE AND SUNSET  
FEBRUARY 21 2025......SUNRISE 6:49 AM PST SUNSET 5:53 PM PST  
FEBRUARY 22 2025......SUNRISE 6:48 AM PST SUNSET 5:54 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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