October in Willich averages a daily high of 15.8°C with nights around 7.9°C. Expect roughly 14 wet days totalling 65.6mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Willich is May–September.
Based on TONISVORST, GM (7.7km), 1995–2024. 30 years of October data.