Rostrenen (; ) is a commune in the French department of Côtes-d'Armor, in Brittany.
The commune is listed as a Village étape.
Geography
Neighbouring communes
Rostrenen is border by Mellionnec to the south, Plouguernevel to the east, Kergrist-Moëlou to the north, and Glomel to the west.
Climate Rostrenen has an oceanic climate (Köppen climate classification Cfb). The average annual temperature in Rostrenen is . The average annual rainfall is with December as the wettest month. The temperatures are highest on average in August, at around , and lowest in January, at around . The highest temperature ever recorded in Rostrenen was on 18 July 2022; the coldest temperature ever recorded was on 20 January 1963.
Population
In French the inhabitants of Rostrenen are known as Rostrenois.
Map
Breton language On 13 September 2004 the municipality launched a linguistic plan as part of the Ya d'ar brezhoneg (Yes to Breton) campaign. In 2008, 34.5% of primary children attended bilingual schools. Ofis ar Brezhoneg: Enseignement bilingue
See also Communes of the Côtes-d'Armor department
References
External links
Official website