099  
CDUS46 KSTO 180946  
CLIVCB  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
146 AM PST THU JAN 18 2024  
   
...............................
 
 
   
..THE VACAVILLE CLIMATE SUMMARY FOR JANUARY 17 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2024  
 
WEATHER ITEM OBSERVED LAST  
VALUE YEAR    
..............................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 62 59  
MINIMUM 40 35  
AVERAGE 51  
 
PRECIPITATION (IN)  
YESTERDAY T 0.00  
MONTH TO DATE 2.22 10.28  
SINCE OCT 1 8.55 19.75  
SINCE JAN 1 2.22 10.28  
 
DEGREE DAYS  
HEATING  
YESTERDAY 14 18  
MONTH TO DATE 309 228  
SINCE JUL 1 1106 1292  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE JAN 1 0 0    
..............................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION SW (210)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 4.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 3:00 AM  
LOWEST 64 4:00 PM  
AVERAGE 80  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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