Iron Mountain weather in August 2025

Expect 77°F daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Iron Mountain in August. Check more long-term weather averages for Iron Mountain in August before you book your next holiday to Michigan in 2025/2026.

  • 77°F maximum daytime temperature in August in Iron Mountain77
    77°F max day temperature
  • 9 hours of sunshine per day
  • 11 days with some rainfall in August in Iron Mountain11
    11 days with some rainfall
  • 54°F minimum night-time temperature in August in Iron Mountain54
    54°F min night temperature
  • 14 hours of daylight per day in August in Iron Mountain14
    14 hours of daylight per day
  • No heat & humidity in August in Iron Mountain0
    No heat & humidity
  • 3.8 inches monthly rainfall in August in Iron Mountain3.8
    3.8 inches of monthly rainfall
  • UV (maximum) index 7 (High) in August in Iron Mountain7
    7 (High) UV index

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The August weather guide for Michigan (Iron Mountain) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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How hot is it in Iron Mountain in August?

Daytime temperatures usually reach 77°F in Iron Mountain in August with no heat and humidity, falling to 54°F at night.

How sunny is it in Iron Mountain in August?

There are normally 9 hours of bright sunshine each day in Iron Mountain in August - that's 63% of daylight hours.

Does it rain in Iron Mountain in August?

There are usually 11 days with some rain in Iron Mountain in August and the average monthly rainfall is 3.8 inches.

Iron Mountain August sunrise & sunset times

Browse the sunrise and sunset times for Iron Mountain in August 2025. Select a month to view Iron Mountain sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 04:36 19:21
Saturday, 16th August 2025 04:54 18:58
Sunday, 31st August 2025 05:12 18:32

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