January in Shiraz averages a daily high of 13.3°C with nights around 0.7°C. Expect roughly 5.8 wet days totalling 61.8mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Shiraz is March–April.
Based on SHIRAZ, IR (8.6km), 1995–2024. 28 years of January data.