159  
CDUS46 KMTR 260029  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
529 PM PDT FRI JUL 25 2025  
   
...............................
 
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR JULY 25 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 1:22 PM 111 1980 88 -12 97  
MINIMUM 57 6:14 AM 42 1977 57 0 67  
AVERAGE 67 72 -5 82  
 
PRECIPITATION (IN)  
TODAY 0.00 0.08 1946 0.00 0.00 0.00  
MONTH TO DATE 0.00 0.00 0.00 0.00  
SINCE OCT 1 8.68 15.01 -6.33 14.23  
SINCE JAN 1 4.49 9.78 -5.29 11.04  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 13 33 -20 2  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 2 8 -6 17  
MONTH TO DATE 134 185 -51 381  
SINCE JUN 1 226 310 -84 583  
SINCE JAN 1 283 362 -79 627    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION W (290)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 11.8  
 
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 89 12:00 AM  
LOWEST 48 2:00 PM  
AVERAGE 69  
   
......................................................
 
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 109 1933  
MINIMUM TEMPERATURE (F) 57 48 1984  
 
SUNRISE AND SUNSET  
JULY 25 2025..........SUNRISE 6:06 AM PDT SUNSET 8:22 PM PDT  
JULY 26 2025..........SUNRISE 6:06 AM PDT SUNSET 8:21 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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