663  
CDUS46 KSTO 230030  
CLIVCB  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
530 PM PDT THU MAY 22 2025  
   
...............................
 
 
   
..THE VACAVILLE CLIMATE SUMMARY FOR MAY 22 2025
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1998 TO 2025  
 
WEATHER ITEM OBSERVED LAST  
VALUE YEAR    
..............................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 86 87  
MINIMUM 56 54  
AVERAGE 71  
 
PRECIPITATION (IN)  
TODAY 0.00 0.00  
MONTH TO DATE 0.16 0.52  
SINCE OCT 1 21.32 22.55  
SINCE JAN 1 10.98 16.22  
 
DEGREE DAYS  
HEATING  
TODAY 0 0  
MONTH TO DATE 32 42  
SINCE JUL 1 2244 2178  
 
COOLING  
TODAY 6 6  
MONTH TO DATE 67 87  
SINCE JAN 1 77 94    
..............................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 8.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 53 300 AM  
LOWEST 25 100 PM  
AVERAGE 39  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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