Loudervielle (; ) is a commune in the Hautes-Pyrénées department in south-western France.
Loudervielle sits in the Bigorre region, in the valley of the river Louron. The west side of the mountain pass Col de Peyresourde lies on the eastern edge of the commune.
The village's original Latin name, found in the church register of Comminges, was De Lodirvilla, and the name in Occitan is Lodervièla.
The village arms are described as azure, a lion or, a chief argent with three crescents of the field, the largest in the middle.
Geography
Sights and monuments
Church of Sainte-Marie-Madeleine
12th-century Tour de Moulor, the ruins of a medieval castle.
Climate
Loudervielle has a oceanic climate (Köppen climate classification Cfb). The average annual temperature in Loudervielle is . The average annual rainfall is with November as the wettest month. The temperatures are highest on average in July, at around , and lowest in February, at around . The highest temperature ever recorded in Loudervielle was on 18 August 2012; the coldest temperature ever recorded was on 1 March 2005.