Charleroi, Belgium experiences a temperate climate with significant seasonal variation. Winters are cold and unpredictable, with temperatures often below freezing in January and February but occasionally rising into double digits by the end of March. As spring approaches, temperatures gradually warm up, with April and May averaging around 11°C, bringing mild conditions ideal for outdoor activities. Summer months are generally pleasant, with June and July averaging around 18-17°C respectively, although August can be quite warm. Autumn brings a return to cooler temperatures, with October and November averaging around 11°C and 6°C respectively, while December is typically the coldest month of the year.