| Oletta | |
| Commune Status: | Commune |
| Arrondissement: | Calvi |
| Canton: | Biguglia-Nebbio |
| Insee: | 2B185 |
| Postal Code: | 20232 |
| Mayor: | Jean-Pierre Leccia[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 42.6333°N 9.3561°W |
| Elevation M: | 250 |
| Elevation Min M: | 0 |
| Elevation Max M: | 959 |
| Area Km2: | 26.61 |
Oletta (in French pronounced as /ɔlɛta/) is a commune in the Haute-Corse department of France on the island of Corsica.
Oletta has a hot-summer Mediterranean climate (Köppen climate classification Csa). The average annual temperature in Oletta 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 Oletta was on 1 August 2017; the coldest temperature ever recorded was on 15 February 2012.