Inhabitants of Nainville-les-Roches are known as Nainvillois. The historian Jean Gagé (1902–1986) was born in Nainville-les-Roches.
Geography
Climate
Nainville-les-Roches has an oceanic climate (Köppen climate classificationCfb)). The average annual temperature in Nainville-les-Roches is 11.5 °C (52.7 °F). The average annual rainfall is 702.3 mm (27.65 in) with December as the wettest month. The temperatures are highest on average in July, at around 20.1 °C (68.2 °F), and lowest in January, at around 4.1 °C (39.4 °F). The highest temperature ever recorded in Nainville-les-Roches was 39.0 °C (102.2 °F) on 4 August 1990; the coldest temperature ever recorded was −17.5 °C (0.5 °F) on 9 January 1985.
Climate data for Nainville-les-Roches (1991−2020 normals, extremes 1979−2006)