April in Glasgow averages a daily high of 12.3°C with nights around 4.2°C. Expect roughly 13.5 wet days totalling 54.3mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Glasgow is June–September.
Based on AUCHINCRUIVE, UK (47.3km), 1995–2024. 25 years of April data.