How April Fools’ Day is celebrated in several countries April 1 is the 91st day of the year in the Gregorian calendar; 274 days remain until the end of the year. It is the first day of the second quarter of the year, and the midway point of the first half of the year. In leap years, the second quarter of the year begins at noon on this day. Each year on April 1, April Fools’ Day is celebrated in several countries by different cultures, with the goal being to try and play...