342  
CDUS46 KSTO 010028  
CLIVCB  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
528 PM PDT SUN MAY 31 2026  
   
...............................
 
 
   
..THE VACAVILLE CLIMATE SUMMARY FOR MAY 31 2026
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1998 TO 2026  
 
WEATHER ITEM OBSERVED LAST  
VALUE YEAR    
..............................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 89 105  
MINIMUM 51 58  
AVERAGE 70  
 
PRECIPITATION (IN)  
TODAY 0.00 0.00  
MONTH TO DATE 0.62 0.16  
SINCE OCT 1 20.20 21.32  
SINCE JAN 1 10.10 10.98  
 
DEGREE DAYS  
HEATING  
TODAY 0 0  
MONTH TO DATE 31 33  
SINCE JUL 1 2008 2245  
 
COOLING  
TODAY 5 17  
MONTH TO DATE 116 119  
SINCE JAN 1 154 129    
..............................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION SE (120)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 3.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 300 AM  
LOWEST 29 200 PM  
AVERAGE 58  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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