780  
CDUS46 KMTR 010828  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
128 AM PDT SUN JUN 01 2025  
   
...............................
 
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR MAY 31 2025
 
 
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)  
YESTERDAY  
MAXIMUM 99 1:35 PM 104 2001 78 21 92  
MINIMUM 61 4:53 AM 41 1971 52 9 54  
AVERAGE 80 65 15 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.21 1944 0.01 -0.01 0.00  
MONTH TO DATE 0.07 0.56 -0.49 0.51  
SINCE OCT 1 8.68 14.87 -6.19 14.23  
SINCE JAN 1 4.49 9.64 -5.15 11.04  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 75 126 -51 81  
SINCE MAR 1 639 733 -94 630  
SINCE JUL 1 2349 2674 -325 2207  
 
COOLING  
YESTERDAY 15 2 13 8  
MONTH TO DATE 56 44 12 39  
SINCE MAR 1 57 52 5 44  
SINCE JAN 1 57 52 5 44    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION W (280)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 5.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 67 5:00 AM  
LOWEST 19 4:00 PM  
AVERAGE 43  
   
......................................................
 
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 105 1938  
MINIMUM TEMPERATURE (F) 52 41 1965  
 
SUNRISE AND SUNSET  
JUNE 1 2025..........SUNRISE 5:47 AM PDT SUNSET 8:24 PM PDT  
JUNE 2 2025..........SUNRISE 5:47 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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