| Wy-dit-Joli-Village | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Wy-dit-Joli-Village (Val-d'Oise).svg |
| Coordinates: | 49.1031°N 1.8358°W |
| Arrondissement: | Pontoise |
| Canton: | Vauréal |
| Intercommunality: | Vexin-Val de Seine |
| Mayor: | Laurent Bossu[1] |
| Term: | 2020 - 2026 |
| Elevation M: | 115 |
| Elevation Min M: | 99 |
| Elevation Max M: | 199 |
| Area Km2: | 8.37 |
| Insee: | 95690 |
| Postal Code: | 95420 |
Wy-dit-Joli-Village (pronounced as /fr/) is a commune in the Val-d'Oise department and Île-de-France region of France.
The name Wy comes from the Latin vicus – meaning "village" or cluster of houses (as opposed to a villa, an isolated farm and master's residence).
The full name Wy-dit-Joli-Village ("Wy-called-Pretty-Village") is said to have arisen from an incident in which King Henry IV of France, hunting in the area and enquiring what the settlement was called, exclaimed Ah! Quel joli village! : "Oh, what a pretty village!"
Wy-dit-Joli-Village has an oceanic climate (Köppen climate classification Cfb). The average annual temperature in Wy-dit-Joli-Village is . The average annual rainfall is with October as the wettest month. The temperatures are highest on average in August, at around, and lowest in December, at around . The highest temperature ever recorded in Wy-dit-Joli-Village was on 25 July 2019; the coldest temperature ever recorded was on 7 January 2009.