690  
CDUS46 KMTR 190826  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1226 AM PST SUN JAN 19 2025  
   
...............................  
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR JANUARY 18 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 62 3:45 PM 75 2021 57 5 57  
MINIMUM 38 11:59 PM 23 1961 38 0 40  
AVERAGE 50 48 2 49  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.16 1973 0.09 -0.09 0.00  
MONTH TO DATE 0.14 1.72 -1.58 1.58  
SINCE OCT 1 4.33 6.95 -2.62 4.77  
SINCE JAN 1 0.14 1.72 -1.58 1.58  
 
DEGREE DAYS  
HEATING  
YESTERDAY 15 17 -2 16  
MONTH TO DATE 280 323 -43 304  
SINCE DEC 1 694 861 -167 706  
SINCE JUL 1 1093 1318 -225 1074  
 
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 1 RESULTANT WIND DIRECTION SE (120)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 2.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 10:00 AM  
LOWEST 35 2:00 PM  
AVERAGE 66  
   
......................................................  
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 57 70 1976  
MINIMUM TEMPERATURE (F) 38 21 1943  
 
SUNRISE AND SUNSET  
JANUARY 19 2025.......SUNRISE 7:19 AM PST SUNSET 5:17 PM PST  
JANUARY 20 2025.......SUNRISE 7:19 AM PST SUNSET 5:18 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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