December in Abilene averages a daily high of 15.1°C with nights around 1.9°C. Expect roughly 4.2 wet days totalling 26.4mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Abilene is March–April.
Based on ABILENE REGIONAL AIRPORT, TX US (6.4km), 1995–2024. 30 years of December data.