A mobile terminal and a method of setting an alarm therein are provided. The mobile terminal includes a controller, a display unit, and a memory unit. The controller controls the display unit to display an alarm setting screen on which alarm dates are arranged in a first direction and alarm time points are arranged in a second direction, the alarm screen being displayed in an alarm setting mode and sets an alarm at a selected time point of each alarm date in response to selection of the alarm time point. The controller also controls the memory unit to store a set alarm on an alarm date and alarm time point. The display unit displays an alarm image at an intersection of an alarm date and an alarm time point of each set alarm.