December in Zarrīn Shahr averages a daily high of 10.4°C. Expect roughly 4.7 wet days totalling 38.5mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Zarrīn Shahr is September–October.
Based on SHAHRE KORD, IR (51.3km), 1995–2024. 14 years of December data.