January in Ajaccio averages a daily high of 14.2°C with nights around 4.8°C. Expect roughly 9.2 wet days totalling 57.7mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Ajaccio is May–October.
Based on AJACCIO, FR (4.5km), 1995–2024. 30 years of January data.