577  
CDUS46 KMTR 210826  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
126 AM PDT TUE JUL 21 2026  
   
...............................  
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR JULY 20 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 90 12:36 PM 109 1960 88 2 78  
MINIMUM 60 5:41 AM 46 1963 57 3 56  
AVERAGE 75 72 3 67  
 
PRECIPITATION (IN)  
YESTERDAY T R 0.00 2006 0.00 0.00 0.00  
MONTH TO DATE T 0.00 0.00 0.00  
SINCE OCT 1 12.21 15.01 -2.80 8.68  
SINCE JAN 1 6.55 9.78 -3.23 4.49  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 2 0 2 0  
SINCE JUN 1 6 33 -27 13  
SINCE JUL 1 2 0 2 0  
 
COOLING  
YESTERDAY 10 8 2 2  
MONTH TO DATE 149 145 4 125  
SINCE JUN 1 296 270 26 217  
SINCE JAN 1 371 322 49 274    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION W (290)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 7.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 6:00 AM  
LOWEST 23 1:00 PM  
AVERAGE 52  
   
......................................................  
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 109 2006  
MINIMUM TEMPERATURE (F) 57 45 1963  
 
SUNRISE AND SUNSET  
JULY 21 2026..........SUNRISE 6:02 AM PDT SUNSET 8:25 PM PDT  
JULY 22 2026..........SUNRISE 6:03 AM PDT SUNSET 8:24 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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