April in Barnsley averages a daily high of 13.4°C with nights around 5°C. Expect roughly 12.5 wet days totalling 56.3mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Barnsley is June–September.
Based on SHEFFIELD, UK (18.8km), 1995–2024. 30 years of April data.