A luteum function evaluation apparatus includes a body temperature obtainment unit that obtains basal body temperature data including information of basal body temperature measurement values, a menstrual cycle obtainment unit that obtains information of a menstruation start day and a menstruation end day corresponding to the menstruation start day, an evaluation unit that evaluates luteum function based on the basal body temperature measurement values, and an output unit that outputs a luteum function evaluation result from the evaluation unit.
