December in Hoover averages a daily high of 14.4°C with nights around 3.3°C. Expect roughly 10.8 wet days totalling 117.8mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Hoover is March–April.
Based on HELENA, AL US (14.9km), 1995–2024. 16 years of December data.