April in Asker averages a daily high of 10.4°C with nights around 1.2°C. Expect roughly 10.1 wet days totalling 60.5mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Asker is June–August.
Based on ASKER, NO (2.5km), 1995–2024. 30 years of April data.