Muskegon weather in August 2025

Expect 26°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Muskegon in August. Check more long-term weather averages for Muskegon in August before you book your next holiday to Michigan in 2025/2026.

  • 26°C maximum daytime temperature in August in Muskegon26
    26°C max day temperature
  • 9 hours of sunshine per day
  • 9 days with some rainfall in August in Muskegon9
    9 days with some rainfall
  • 15°C minimum night-time temperature in August in Muskegon15
    15°C min night temperature
  • 14 hours of daylight per day in August in Muskegon14
    14 hours of daylight per day
  • Low heat & humidity in August in MuskegonL
    Low heat & humidity
  • 87 mm monthly rainfall in August in Muskegon87
    87 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in August in Muskegon8
    8 (Very High) UV index
  • 21°C sea temperature in August in Muskegon21
    21°C sea temperature

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The August weather guide for Michigan (Muskegon) 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 / mm)  |  Imperial (°F / inches)

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How hot is it in Muskegon in August?

Daytime temperatures usually reach 26°C in Muskegon in August with low heat and humidity, falling to 15°C at night.

How sunny is it in Muskegon in August?

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

How warm is the sea around Muskegon in August?

The average sea temperature around Muskegon in August is 21°C.

Does it rain in Muskegon in August?

There are usually 9 days with some rain in Muskegon in August and the average monthly rainfall is 87mm.

Muskegon August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:36 20:06
Saturday, 16th August 2025 05:52 19:46
Sunday, 31st August 2025 06:08 19:21

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