January in Catania averages a daily high of 16.2°C with nights around 5.3°C. Expect roughly 8.4 wet days totalling 58.5mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Catania is April–May.
Based on SIGONELLA, IT (17km), 1995–2024. 24 years of January data.