🎨 Arts & Entertainment
Back to the Future Day
Oct 21
Back to the Future Day on October 21 marks the 'future' date visited in a 1989 sci-fi sequel. Learn how fans celebrate and which predictions came true.
October 21, 2027: National Days & Holidays
October 21 is Back to the Future Day. Here’s the story behind it and how to celebrate.
1observance on this date
294thday of 2027 (out of 365)
71days left in 2027
Weekly observances on October 21
2 week-long observances include October 21, 2027.
National Chemistry Week comes each October from the American Chemical Society. See how long it has run, the latest theme and simple ways to take part.
About National Chemistry WeekNational School Bus Safety Week comes each October. Learn how the poster contest sets the theme, what the crash data show and how to stay safe…
About National School Bus Safety WeekOctober 21 at a glance
- What national days are on October 21, 2027?
- October 21, 2027 has 1 observance: Back to the Future Day.
- Which weekly observances include October 21, 2027?
- October 21, 2027 falls during National Chemistry Week (Oct 17–23) and National School Bus Safety Week (Oct 18–22).
- What day of the year is October 21?
- October 21 is the 294th day of 2027, out of 365 days.
- How many days are left in the year after October 21?
- There are 71 days left in 2027 after October 21.
- What day of the week is October 21, 2027?
- October 21, 2027 falls on a Thursday.
Key dates in October 2027
More in October
October 2027
SunMonTueWedThuFriSat1World Vegetarian Day2National Name Your Car Day3National Boyfriend Day4National Taco Day5World Teachers’ Day6National Noodle Day7National Frappe Day8National Pierogi Day9Leif Erikson Day10World Mental Health Day11International Day of the Girl12National Farmer’s Day13National Train Your Brain Day14National Dessert Day15Global Handwashing DayNational Boss’s Day1617National Pasta Day18National Chocolate Cupcake Day19Evaluate Your Life Day20International Sloth Day21Back to the Future Day22National Color Day23Mole Day24United Nations Day25International Artist Day26National Pumpkin Day27National Black Cat Day28National Chocolate Day29National Cat Day30National Candy Corn Day31Halloween