18 maggio 2827

• Flag and Universities' Day (Haiti)
  18 maggio
• International Museum Day
  18 maggio

18 maggio 2827 is the 138^th day of the year 2827 in the Gregorian calendar.
The day of the week is Tuesday. There are 227 days remaining until the end of this year.
Chinese New Year 2827 will be from 17 febbraio to 3 marzo,
Muslim New Year - 11 novembre,
Jewish New Year, or Rosh Hashanah - from 13 settembre to 14 settembre.