It shall be the duty of the governing body of every school district in the state and of the supervisory authority of every private and parochial school to provide an official state flag for the school district or for the school under its jurisdiction and control, and to have said state flag displayed on the school grounds each day during the school year: Provided, That when the weather is inclement, the flag may be displayed within the school building.
K.S.A. 73-712