Beckenham's winters are cool and temperamental, with temperatures often dropping below freezing in January and February, but also rising to mild highs. As spring approaches, the temperature gradually warms up, reaching average highs of around 17°C by May. Summer is warm and sunny, with July being the warmest month, while August and September remain pleasant, albeit slightly cooler. Autumn brings a return to milder temperatures, although October can be quite chilly. By winter's return in November and December, Beckenham experiences a similar pattern of cool highs and lows as seen at the start of the year.