January in Siracusa averages a daily high of 15.8°C with nights around 9.2°C. Expect roughly 8.9 wet days totalling 70.1mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Siracusa is April–June.
Based on COZZO SPADARO, IT (45.7km), 1995–2024. 15 years of January data.