November in Semnan averages a daily high of 16.6°C with nights around 7°C. Expect roughly 3.4 wet days totalling 11.5mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Semnan is March–April.
Based on SEMNAN, IR (9.4km), 1995–2024. 20 years of November data.