January in Poole averages a daily high of 9.2°C with nights around 3.8°C. Expect roughly 16 wet days totalling 91.6mm. 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 January data.