263  
CDUS46 KSTO 200152  
CLIVCB  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
552 PM PST THU DEC 19 2024  
   
...............................  
 
   
..THE VACAVILLE CLIMATE SUMMARY FOR DECEMBER 19 2024  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2024  
 
WEATHER ITEM OBSERVED LAST  
VALUE YEAR    
..............................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 49 66  
MINIMUM 36 54  
AVERAGE 43  
 
PRECIPITATION (IN)  
TODAY 0.00 0.48  
MONTH TO DATE 3.18 2.28  
SINCE OCT 1 8.44 4.15  
SINCE JAN 1 24.66 28.85  
 
DEGREE DAYS  
HEATING  
TODAY 22 5  
MONTH TO DATE 290 275  
SINCE JUL 1 716 641  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 0 0  
SINCE JAN 1 1840 1370    
..............................  
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION N (20)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 3.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 2:00 AM  
LOWEST 86 12:00 PM  
AVERAGE 93  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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