151  
CDUS46 KSTO 210834  
CLIVCB  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
134 AM PDT FRI APR 21 2023  
   
...............................
 
 
   
..THE VACAVILLE CLIMATE SUMMARY FOR APRIL 20 2023
 
 
CLIMATE NORMAL PERIOD: 1998 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2023  
 
WEATHER ITEM OBSERVED LAST  
VALUE YEAR    
..............................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 73 73  
MINIMUM 41 46  
AVERAGE 57  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.15  
MONTH TO DATE 0.09 0.58  
SINCE OCT 1 33.74 4.09  
SINCE JAN 1 24.27 1.84  
 
DEGREE DAYS  
HEATING  
YESTERDAY 8 5  
MONTH TO DATE 190 86  
SINCE JUL 1 2641 2062  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 10  
SINCE JAN 1 0 17    
..............................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION NW (300)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (220)  
AVERAGE WIND SPEED 4.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 3:00 AM  
LOWEST 27 2:00 PM  
AVERAGE 53  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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