December in Aluche averages a daily high of 11.4°C with nights around 3°C. Expect roughly 7.9 wet days totalling 46.5mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Aluche is April–June.
Based on MADRID CUATROVIENTOS, SP (3.2km), 1995–2024. 30 years of December data.