March in Poole averages a daily high of 10.8°C with nights around 4.9°C. Expect roughly 13.2 wet days totalling 59.7mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Poole is June–September.
Based on SWANAGE, UK (11.3km), 1995–2024. 29 years of March data.