A thermally controllable cupholder that is advantageously designed for marine and other outdoor implementations. The thermally controllable cupholder includes a beverage receptacle and a thermal control device configured to change a temperature of the beverage receptacle. In one embodiment, the cupholder includes a drain passageway and a drain hole that connects the beverage receptacle to the drain passageway. In one embodiment, the cupholder includes a perforated heat sink to promote the thermal conductivity of the thermal control device.