About Iron Mountain, MI

With a population of around 7,500, Iron Mountain sits in Michigan, United States. The city operates in the America/Menominee time zone.

Across a typical year Iron Mountain sees about 21 inches of precipitation, with June the wettest month and January the driest. Temperatures range from January lows near 6°F up to July highs around 80°F, averaging 42°F annually — characteristic of a humid continental climate.