698  
CDUS46 KMTR 210036  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
536 PM PDT FRI JUN 20 2025  
   
...............................
 
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR JUNE 20 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 70 2:54 PM 107 1981 84 -14 80  
MINIMUM 51 2:34 AM 43 1933 54 -3 51  
AVERAGE 61 69 -8 66  
 
PRECIPITATION (IN)  
TODAY 0.00 0.01 1951 0.01 -0.01 0.00  
MONTH TO DATE 0.00 0.12 -0.12 T  
SINCE OCT 1 8.68 14.99 -6.31 14.23  
SINCE JAN 1 4.49 9.76 -5.27 11.04  
 
DEGREE DAYS  
HEATING  
TODAY 4 1 3 0  
MONTH TO DATE 11 29 -18 2  
SINCE JUN 1 11 29 -18 2  
SINCE JUL 1 2360 2703 -343 2209  
 
COOLING  
TODAY 0 5 -5 1  
MONTH TO DATE 37 69 -32 99  
SINCE JUN 1 37 69 -32 99  
SINCE JAN 1 94 121 -27 143    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION SW (230)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 12.7  
 
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 83 5:00 AM  
LOWEST 39 12:00 PM  
AVERAGE 61  
   
......................................................
 
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 108 1981  
MINIMUM TEMPERATURE (F) 54 44 1984  
 
SUNRISE AND SUNSET  
JUNE 20 2025..........SUNRISE 5:46 AM PDT SUNSET 8:32 PM PDT  
JUNE 21 2025..........SUNRISE 5:46 AM PDT SUNSET 8:32 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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