December in Anderson averages a daily high of 4.2°C with nights around -3.8°C. Expect roughly 10.8 wet days totalling 80.4mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Anderson is August–September.
Based on ANDERSON 1 N, IN US (1.3km), 1995–2024. 27 years of December data.