188  
CDUS46 KSTO 020139  
CLIVCB  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
539 PM PST THU JAN 01 2026  
   
...............................  
 
   
..THE VACAVILLE CLIMATE SUMMARY FOR JANUARY 1 2026  
 
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 56 53  
MINIMUM 46 37  
AVERAGE 51  
 
PRECIPITATION (IN)  
TODAY 0.68 0.00  
MONTH TO DATE 0.68 0.00  
SINCE OCT 1 10.78 10.34  
SINCE JAN 1 0.68 0.00  
 
DEGREE DAYS  
HEATING  
TODAY 14 20  
MONTH TO DATE 14 20  
SINCE JUL 1 931 893  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 0 0  
SINCE JAN 1 0 0    
..............................  
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION N (10)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 5.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 90 300 PM  
AVERAGE 95  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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