Muir Weather Forecast

    • 50
    • 73

    Becoming Sunny

    • 50
    • 77

    Mostly Sunny

    • 56
    • 80

    Partly Sunny

    • 61
    • 82

    Rain Showers Likely

    • 57
    • 81

    Chance Rain Showers

    • 54
    • 80

    Mostly Sunny

Today 23 Aug Ionia

Sunny in the morning then becoming partly sunny. Highs in the lower 70s. Northwest Winds 10 to 20 Mph with Gusts to around 30 Mph.

Tonight 23 Aug Ionia

Mostly clear. Lows around 50. Northwest Winds 5 to 15 Mph. Gusts up to 30 Mph in the evening.

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Muir Temperature Statistics

August Temperature

Ionia County Airport (6.8 miles)

  • Lowest 9 August, 2026

    55.4 °F

  • Average August

    71.6 °F

  • Highest 4 August, 2026

    86 °F

Climate (2021–2026)

Ionia County Airport (6.8 miles)

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  • Average Low 2021–2026

    40.9 °F

  • Average 2021–2026

    50 °F

  • Average High 2021–2026

    59 °F
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