Eastbourne's winters are mild but chilly, with temperatures often below freezing and averaging around 4-6°C. Spring arrives in March, bringing warmer days with highs reaching up to 23°C, although nights can still be cool. Summer months see consistent warmth, with July typically being the hottest month, while August is a close second. Autumn brings a gradual cooling trend, with temperatures dropping back down into double digits by October and November. December's chill returns, with temperatures averaging around 7°C, marking the start of another cold winter.