| Mandagout | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Mandagout 30.svg |
| Arrondissement: | Le Vigan |
| Canton: | Le Vigan |
| Insee: | 30154 |
| Postal Code: | 30120 |
| Mayor: | Emmanuel Grieu[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Pays Viganais |
| Coordinates: | 44.0216°N 3.6261°W |
| Elevation M: | 550 |
| Elevation Min M: | 239 |
| Elevation Max M: | 1240 |
| Area Km2: | 15.12 |
Mandagout (pronounced as /fr/; oc|Mandagon) is a commune in the Gard department in southern France. The 18th-century French pharmacist, chemist and encyclopediste Jacques Montet (1722-1782) was born in Mandagout.
Mandagout has a hot-summer Mediterranean climate (Köppen climate classification Csa) closely bordering on a warm-summer Mediterranean climate (Csb). The average annual temperature in Mandagout 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 Mandagout was on 28 June 2019; the coldest temperature ever recorded was on 12 January 1987.