December 17th, 2021 - Tear-Off Calendar 📆☼Sunrise 7:16 AMSunset 4:17 PM♐☽Moonset 5:52 AMMoonrise 3:16 PM♊December 16th‹Friday17December 18th›December 2021Day of the year: 351, Week of the year: 50Holidays and observances in December 17th, 2021Wright Brothers DayInternational Day to End Violence Against Sex WorkersUnderdog DayMaple Syrup DayHolidays in the worldPoland 🇵🇱 - Polish Foundryman's DayReligious holidays in December 17th, 2021Advent