524  
CDUS46 KMTR 210857  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1257 AM PST SAT JAN 21 2023  
   
...............................  
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR JANUARY 20 2023  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1930 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 52 2:46 PM 72 2014 57 -5 65  
MINIMUM 33 11:13 PM 21 1963 38 -5 37  
AVERAGE 43 48 -5 51  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.02 2010 0.08 -0.08 0.00  
MONTH TO DATE 6.35 1.88 4.47 0.02  
SINCE OCT 1 16.27 7.11 9.16 10.80  
SINCE JAN 1 6.35 1.88 4.47 0.02  
 
DEGREE DAYS  
HEATING  
YESTERDAY 22 17 5 14  
MONTH TO DATE 295 357 -62 309  
SINCE DEC 1 855 895 -40 863  
SINCE JUL 1 1352 1352 0 1257  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION NE (50)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 6.6  
 
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 89 12:00 AM  
LOWEST 37 4:00 AM  
AVERAGE 63  
   
......................................................  
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 57 70 1976  
2014  
MINIMUM TEMPERATURE (F) 38 21 1961  
 
SUNRISE AND SUNSET  
JANUARY 21 2023.......SUNRISE 7:19 AM PST SUNSET 5:19 PM PST  
JANUARY 22 2023.......SUNRISE 7:18 AM PST SUNSET 5:20 PM PST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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