Worthing's winters are cool and often frosty, with temperatures rarely rising above 13°C in January. Spring is a gradual warming of temperatures, with March marking the turning point towards milder days. Summer brings warmth, with July being the warmest month on average at 18°C. Autumn sees a gentle cooling of temperatures, before winter's chill returns. Overall, Worthing's temperature range is relatively mild compared to other parts of the UK.