656  
CDUS46 KMTR 150827  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
127 AM PDT WED OCT 15 2025  
   
...............................  
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR OCTOBER 14 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 63 12:58 PM 100 1950 79 -16 80  
MINIMUM 50 7:26 AM 37 1960 50 0 56  
AVERAGE 57 64 -7 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 1.28 1962 0.03 -0.01 0.00  
MONTH TO DATE 1.86 0.23 1.63 0.00  
SINCE OCT 1 1.86 0.23 1.63 0.00  
SINCE JAN 1 6.48 10.18 -3.70 11.05  
 
DEGREE DAYS  
HEATING  
YESTERDAY 8 2 6 0  
MONTH TO DATE 26 24 2 0  
SINCE SEP 1 26 39 -13 2  
SINCE JUL 1 26 46 -20 4  
 
COOLING  
YESTERDAY 0 2 -2 3  
MONTH TO DATE 23 38 -15 161  
SINCE SEP 1 253 208 45 367  
SINCE JAN 1 840 834 6 1289    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NE (60)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 4.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 4:00 AM  
LOWEST 58 12:00 PM  
AVERAGE 77  
   
......................................................  
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 95 1991  
MINIMUM TEMPERATURE (F) 50 36 1968  
 
SUNRISE AND SUNSET  
OCTOBER 15 2025.......SUNRISE 7:16 AM PDT SUNSET 6:29 PM PDT  
OCTOBER 16 2025.......SUNRISE 7:17 AM PDT SUNSET 6:28 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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