November in Deventer averages a daily high of 9.7°C with nights around 3.7°C. Expect roughly 16 wet days totalling 63.2mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Deventer is May–September.
Based on HEINO, NL (20.9km), 1995–2024. 29 years of November data.