December in Tripoli averages a daily high of 18.9°C with nights around 9.4°C. Expect roughly 19.5 wet days totalling 258.4mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Tripoli is April–June.
Based on TRIPOLI, LE (4.4km), 1995–2024. 16 years of December data.