To provide a drying heater for a bathroom capable of elongating a service life of a power relay and suppressing cost by preventing unevenness in the number of times of operations of the specific power relay.

The drying heater for the bathroom including a circulation air distributing means for circulating air in the bathroom, a ventilation air distributing means for discharging the air in the bathroom to the outside, a plurality of heaters H1-H3 for heating the air circulated by the circulation air distributing means, and plurality of the power relays S1-S3 connected to the heaters further includes a storing section for storing a plurality of heater drive patterns different in the order of operating the power relays, and a control section 2 for successively driving the plurality of heaters by successively operating the power relays on the basis of one of the heater drive patterns, and the control section switches the heater drive pattern on the basis of a prescribed condition.