Saint-Martin-de-Londres (French pronunciation: [sɛ̃ maʁtɛ̃ də lɔ̃dʁ]; Occitan: Sant Martin de Londras) is a commune in the Hérault department in the Occitanie region in southern France.

The average annual temperature in Saint-Martin-de-Londres is 13.5 °C (56.3 °F).

The average annual rainfall is 1,075.6 mm (42.35 in) with October as the wettest month.

The temperatures are highest on average in July, at around 22.7 °C (72.9 °F), and lowest in January, at around 5.5 °C (41.9 °F).

This Hérault geographical article is a stub.