868  
CDUS46 KMTR 310045  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
545 PM PDT THU OCT 30 2025  
   
...............................  
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR OCTOBER 30 2025  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 76 2:07 PM 87 1931 73 3 69  
MINIMUM 49 5:58 AM 29 1971 46 3 41  
AVERAGE 63 59 4 55  
 
PRECIPITATION (IN)  
TODAY 0.00 0.72 1933 0.03 -0.03 0.00  
MONTH TO DATE 1.89 0.71 1.18 T  
SINCE OCT 1 1.89 0.71 1.18 T  
SINCE JAN 1 6.51 10.66 -4.15 11.05  
 
DEGREE DAYS  
HEATING  
TODAY 2 6 -4 10  
MONTH TO DATE 73 91 -18 42  
SINCE SEP 1 73 106 -33 44  
SINCE JUL 1 73 113 -40 46  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 26 50 -24 167  
SINCE SEP 1 256 220 36 373  
SINCE JAN 1 843 846 -3 1295    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 3.8  
 
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 86 7:00 AM  
LOWEST 50 2:00 PM  
AVERAGE 68  
   
......................................................  
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 88 2015  
MINIMUM TEMPERATURE (F) 46 29 1935  
 
SUNRISE AND SUNSET  
OCTOBER 30 2025.......SUNRISE 7:31 AM PDT SUNSET 6:10 PM PDT  
OCTOBER 31 2025.......SUNRISE 7:32 AM PDT SUNSET 6:09 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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