Saint-Paul-d'Oueil has an oceanic climate (Köppen climate classificationCfb). The average annual temperature in Saint-Paul-d'Oueil is 9.8 °C (49.6 °F). The average annual rainfall is 989.6 mm (38.96 in) with May as the wettest month. The temperatures are highest on average in August, at around 17.0 °C (62.6 °F), and lowest in January, at around 3.2 °C (37.8 °F). The highest temperature ever recorded in Saint-Paul-d'Oueil was 37.5 °C (99.5 °F) on 18 August 2012; the coldest temperature ever recorded was −16.6 °C (2.1 °F) on 8 February 2012.
Climate data for Saint-Paul-d'Oueil (1981−2010 normals, extremes 1999−2020)