September in Worthing averages a daily high of 19.4°C with nights around 12.7°C. Expect roughly 10 wet days totalling 55.4mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Worthing is June–September.
Based on EASTBOURNE, UK (46.9km), 1995–2024. 27 years of September data.