| Saint-Martin-de-Londres | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Saint-Martin-de-Londres (Hérault).svg |
| Arrondissement: | Lodève |
| Canton: | Lodève |
| Insee: | 34274 |
| Postal Code: | 34380 |
| Mayor: | Gérard Brunel[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 43.7917°N 3.7325°W |
| Elevation M: | 194 |
| Elevation Min M: | 91 |
| Elevation Max M: | 488 |
| Area Km2: | 38.2 |
Saint-Martin-de-Londres (in French pronounced as /sɛ̃ maʁtɛ̃ də lɔ̃dʁ/; Occitan (post 1500);: Sant Martin de Londras) is a commune in the Hérault department in the Occitanie region in southern France.
Saint-Martin-de-Londres has a mediterranean climate (Köppen climate classification Csa). The average annual temperature in Saint-Martin-de-Londres is . The average annual rainfall is with October as the wettest month. The temperatures are highest on average in July, at around, and lowest in January, at around . The highest temperature ever recorded in Saint-Martin-de-Londres was on 1 August 1947; the coldest temperature ever recorded was on 4 February 1963.