Climate ▸Forecast ▸December ▸January ▸
JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember

Iron Mountain (MI) Weather and Climate: A Comprehensive Guide

Iron Mountain experiences great temperature shifts. The city's weather can transition from warm days to very cold weather. It maintains moderate precipitation patterns. Let’s explore the climate details in depth to provide you with a complete overview.

Average maximum day and minimum night temperature

The climate in Iron Mountain is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a comfortable 27°C in July to a very cold -5°C in the coolest month, February.

Nights are cooler, with lows often dropping to around -16°C during the colder months. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Generally, Iron Mountain receives mid-range precipitation levels, with 725 mm annually. The climate in Iron Mountain shows significant variation throughout the year. Expect moderate rainfall in June, with an average of 90 mm of precipitation over 13 rainy days.

In contrast, February offers drier and sunnier days, with around 23 mm of snowfall over 7 snowy days. For more details, please visit our Iron Mountain Precipitation page.

The mean monthly precipitation over the year, including rain, hail and snow

Forecast for Iron Mountain (MI)

Sat   Dec 21
-8°C | -15°C
N 4 m/s
broken clouds and no rain

broken clouds and no rain

Sun   Dec 22
-4°C | -16°C
S 4 m/s
broken clouds and no rain

broken clouds and no rain

Mon   Dec 23
0°C | -5°C
N 4 m/s
12 mm
overcast and heavy snow

overcast and heavy snow

The best time of year to visit Iron Mountain in the United States of America

During the months of June, August and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • When is winter in Iron Mountain?
    The coldest season / winter is in the following months: January, February and December.
  • Which is the warmest month in Iron Mountain?
    July has an average maximum temperature of 27°C and is the warmest month of the year.
  • Which is the coldest month in Iron Mountain?
    The coldest month is February with an average maximum temperature of -5°C.
  • Which is the wettest month in Iron Mountain?
    June tops the wettest month list with 90 mm of rainfall.
  • Which is the driest month in Iron Mountain?
    February is the driest month with 23 mm of precipitation.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.