837  
CDUS46 KMTR 010039  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
539 PM PDT MON AUG 31 2026  
   
...............................
 
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR AUGUST 31 2026
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 70 2:59 PM 106 1955 87 -17 101  
MINIMUM 56 3:40 AM 46 1973 56 0 61  
AVERAGE 63 72 -9 81  
 
PRECIPITATION (IN)  
TODAY 0.00 0.12 1964 0.00 0.00 0.00  
MONTH TO DATE T 0.09 -0.09 0.00  
SINCE OCT 1 12.21 15.10 -2.89 8.68  
SINCE JAN 1 6.55 9.87 -3.32 4.49  
 
DEGREE DAYS  
HEATING  
TODAY 2 0 2 0  
MONTH TO DATE 2 0 2 0  
SINCE JUN 1 8 37 -29 13  
SINCE JUL 1 4 4 0 0  
 
COOLING  
TODAY 0 7 -7 16  
MONTH TO DATE 278 223 55 276  
SINCE JUN 1 651 574 77 530  
SINCE JAN 1 726 626 100 587    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 12.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 1:00 AM  
LOWEST 53 2:00 PM  
AVERAGE 72  
   
......................................................
 
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 109 1952  
2017  
MINIMUM TEMPERATURE (F) 56 41 1960  
 
SUNRISE AND SUNSET  
AUGUST 31 2026........SUNRISE 6:37 AM PDT SUNSET 7:38 PM PDT  
SEPTEMBER 1 2026.....SUNRISE 6:38 AM PDT SUNSET 7:36 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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