December in Shiraz averages a daily high of 15.4°C with nights around 2.3°C. Expect roughly 4.4 wet days totalling 52.4mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Shiraz is March–April.
Based on SHIRAZ, IR (8.6km), 1995–2024. 24 years of December data.