280  
CDUS46 KMTR 230826  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
126 AM PDT WED APR 23 2025  
   
...............................  
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR APRIL 22 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 77 1:05 PM 89 2013 71 6 83  
MINIMUM 48 11:59 PM 33 1968 46 2 52  
AVERAGE 63 58 5 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.50 1961 0.03 -0.03 0.00  
MONTH TO DATE 0.19 0.91 -0.72 1.36  
SINCE OCT 1 8.57 14.14 -5.57 13.71  
SINCE JAN 1 4.38 8.91 -4.53 10.52  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 7 -5 0  
MONTH TO DATE 143 197 -54 161  
SINCE MAR 1 500 555 -55 498  
SINCE JUL 1 2210 2496 -286 2075  
 
COOLING  
YESTERDAY 0 0 0 3  
MONTH TO DATE 0 0 0 5  
SINCE MAR 1 1 0 1 5  
SINCE JAN 1 1 0 1 5    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (290)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 7.4  
 
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 86 5:00 AM  
LOWEST 43 2:00 PM  
AVERAGE 65  
   
......................................................  
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 93 1946  
MINIMUM TEMPERATURE (F) 46 32 1964  
 
SUNRISE AND SUNSET  
APRIL 23 2025.........SUNRISE 6:21 AM PDT SUNSET 7:51 PM PDT  
APRIL 24 2025.........SUNRISE 6:20 AM PDT SUNSET 7:52 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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