Rocheservière has an oceanic climate (Köppen climate classificationCfb). The average annual temperature in Rocheservière is 12.4 °C (54.3 °F). The average annual rainfall is 831.3 mm (32.73 in) with December as the wettest month. The temperatures are highest on average in July, at around 19.6 °C (67.3 °F), and lowest in January, at around 6.1 °C (43.0 °F). The highest temperature ever recorded in Rocheservière was 41.8 °C (107.2 °F) on 18 July 2022; the coldest temperature ever recorded was −17.0 °C (1.4 °F) on 10 February 1986.
Climate data for Rocheservière (1991−2020 normals, extremes 1985−present)