quick calendar tool for people who can't remember what day of week an event is

(Enter months and years numerically. To get a full year, enter year but leave month blank)

   December 2025      
Su Mo Tu We Th Fr Sa  
    1  2  3  4  5  6  
 7  8  9 10 11 12 13  
14 15 _1_6 17 18 19 20  
21 22 23 24 25 26 27  
28 29 30 31