December in Bethlehem averages a daily high of 27.4°C with nights around 12.5°C. Expect roughly 20.8 wet days totalling 128.1mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Bethlehem is April–June.
Based on BETHLEHEM, SF (3.4km), 1995–2024. 28 years of December data.