237  
CDUS46 KMTR 300039  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
539 PM PDT THU MAY 29 2025  
   
...............................  
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR MAY 29 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 86 2:37 PM 99 1978 78 8 86  
MINIMUM 51 2:27 AM 41 1964 51 0 50  
AVERAGE 69 64 5 68  
 
PRECIPITATION (IN)  
TODAY 0.00 0.70 1948 0.01 -0.01 0.00  
MONTH TO DATE 0.07 0.54 -0.47 0.51  
SINCE OCT 1 8.68 14.85 -6.17 14.23  
SINCE JAN 1 4.49 9.62 -5.13 11.04  
 
DEGREE DAYS  
HEATING  
TODAY 0 3 -3 0  
MONTH TO DATE 75 122 -47 81  
SINCE MAR 1 639 729 -90 630  
SINCE JUL 1 2349 2670 -321 2207  
 
COOLING  
TODAY 4 2 2 3  
MONTH TO DATE 29 42 -13 25  
SINCE MAR 1 30 50 -20 30  
SINCE JAN 1 30 50 -20 30    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 7.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 5:00 AM  
LOWEST 31 2:00 PM  
AVERAGE 60  
   
......................................................  
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 101 1950  
MINIMUM TEMPERATURE (F) 51 40 1974  
 
SUNRISE AND SUNSET  
MAY 29 2025...........SUNRISE 5:48 AM PDT SUNSET 8:22 PM PDT  
MAY 30 2025...........SUNRISE 5:48 AM PDT SUNSET 8:22 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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