Lebel-sur-Quévillon has a humid continental climate (Dfb) bordering closely on a subarctic climate (Dfc). Summers are short, but warm with cool nights and plentiful rainfall. Winters are long, bitterly cold, and very snowy, with yearly snowfall averaging 225.6 cm (88.8 inches). Precipitation peaks from July to September, with July being the wettest month of the year.
