Côtes-d'Armor
The Côtes-d'Armor ( , ; ; , ), formerly known as Côtes-du-Nord until 1990 (, ), is a department in the north of Brittany, in northwestern France. In 2019, it had a population of 600,582.department of
Brittany
Brittany ( ) is a peninsula, historical country and cultural area in the north-west of modern France, covering the western part of what was known as Armorica in Roman Gaul. It became an Kingdom of Brittany, independent kingdom and then a Duch ...
in northwestern
France
France, officially the French Republic, is a country located primarily in Western Europe. Overseas France, Its overseas regions and territories include French Guiana in South America, Saint Pierre and Miquelon in the Atlantic Ocean#North Atlan ...
. It was established on 1 January 2019 by merger of the former communes of Plouguenast (the seat) and
Langast
Langast (; ; Gallo: ''Langau'') is a former commune in the Côtes-d'Armor department of Brittany in northwestern France. On 1 January 2019, it was merged into the new commune Plouguenast-Langast.Arrêté préfectoral 19 October 2018
Geography
Climate
Plouguenast-Langast has an
oceanic climate
An oceanic climate, also known as a marine climate or maritime climate, is the temperate climate sub-type in Köppen climate classification, Köppen classification represented as ''Cfb'', typical of west coasts in higher middle latitudes of co ...
(
Köppen climate classification
The Köppen climate classification divides Earth climates into five main climate groups, with each group being divided based on patterns of seasonal precipitation and temperature. The five main groups are ''A'' (tropical), ''B'' (arid), ''C'' (te ...
''Cfb''). The average annual temperature in Plouguenast-Langast is . The average annual rainfall is with January 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 Plouguenast-Langast was on 9 August 2003; the coldest temperature ever recorded was on 2 January 1997.
Population
See also
*
Communes of the Côtes-d'Armor department
The following is a list of the 348 communes of the Côtes-d'Armor department of France.
The communes cooperate in the following intercommunalities (as of 2025):