December in Columbus averages a daily high of 16°C with nights around 4.7°C. Expect roughly 10.1 wet days totalling 122mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Columbus is March–April.
Based on COLUMBUS METROPOLITAN AIRPORT, GA US (7.5km), 1995–2024. 30 years of December data.