654  
CDUS46 KMTR 010832  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
132 AM PDT THU OCT 01 2026  
   
...............................  
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 30 2026  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1930 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 96 3:29 PM 101 2020 83 13 78  
MINIMUM 56 6:15 AM 35 1950 53 3 60  
AVERAGE 76 68 8 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.02 1983 0.01 -0.01 T  
MONTH TO DATE 0.02 0.08 -0.06 0.13  
SINCE OCT 1 12.23 15.18 -2.95 8.81  
SINCE JAN 1 6.57 9.95 -3.38 4.62  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 3 10 -7 0  
SINCE SEP 1 3 10 -7 0  
SINCE JUL 1 7 17 -10 0  
 
COOLING  
YESTERDAY 11 4 7 4  
MONTH TO DATE 138 170 -32 230  
SINCE SEP 1 138 170 -32 230  
SINCE JAN 1 864 796 68 817    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION W (260)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 3.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 57 5:00 AM  
LOWEST 19 2:00 PM  
AVERAGE 38  
   
......................................................  
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 103 2024  
MINIMUM TEMPERATURE (F) 53 36 1971  
 
SUNRISE AND SUNSET  
OCTOBER 1 2026.......SUNRISE 7:03 AM PDT SUNSET 6:50 PM PDT  
OCTOBER 2 2026.......SUNRISE 7:04 AM PDT SUNSET 6:49 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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