What's open and closed on Louis Riel Day in Manitoba Though recently relaxed pandemic restrictions in Manitoba allowed some businesses to reopen, many will be closed or operate with reduced hours on Monday, which marks Louis Riel Day in the province. Social Sharing CBC News · Posted: Feb 14, 2021 10:56 AM CT | Last Updated: February 14 Louis Riel Day in Manitoba takes place on the third Monday in February. In 2021, the holiday falls on Monday, Feb. 15.(National Archives of Canada)