Pencran has an oceanic climate (Köppen climate classificationCfb). The average annual temperature in Pencran is 11.6 °C (52.9 °F). The average annual rainfall is 1,465.0 mm (57.68 in) with December as the wettest month. The temperatures are highest on average in August, at around 17.3 °C (63.1 °F), and lowest in January, at around 6.8 °C (44.2 °F). The highest temperature ever recorded in Pencran was 35.6 °C (96.1 °F) on 9 August 2003; the coldest temperature ever recorded was −8.1 °C (17.4 °F) on 2 January 1997.
Climate data for Pencran (1981–2010 averages, extremes 1992−2011)