December 20th, 1980 - Tear-Off Calendar 📆☼Sunrise 7:18 AMSunset 4:18 PM♐☽Moonset 5:43 AMMoonrise 3:51 PM♊December 19th‹Saturday20December 21st›December 1980Day of the year: 355, Week of the year: 51Holidays and observances in December 20th, 1980Games DayReligious holidays in December 20th, 1980Advent