Plœuc-l'Hermitage (French pronunciation: [plœk lɛʁmitaʒ]; Breton: Ploheg-Peniti) is a commune in the Côtes-d'Armor department of western France.

The municipality was established on 1 January 2016 and consists of the former communes of Plœuc-sur-Lié and L'Hermitage-Lorge.

The average annual rainfall is 929.8 mm (36.61 in) with December as the wettest month.

The temperatures are highest on average in August, at around 17.3 °C (63.1 °F), and lowest in January, at around 5.0 °C (41.0 °F).

This Côtes-d'Armor geographical article is a stub.