Old Mission State Park Weather Forecast

    • 46
    • 59

    Rain Showers

    • 39
    • 54

    Rain Showers

    • 46
    • 54

    Mostly Sunny

    • 50
    • 61

    Mostly Sunny

    • 48
    • 62

    Mostly Sunny

    • 49
    • 64

    Mostly Sunny

Today 15 Oct Grand Traverse

Mostly cloudy. Rain Showers in the afternoon. Highs in the upper 50s. Southeast Winds up to 10 Mph with Gusts to around 20 Mph.

Tonight 15 Oct Grand Traverse

Rain Showers. Lows in the lower 40s. Light Winds becoming north up to 10 Mph with Gusts to around 25 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Old Mission State Park Temperature Statistics

October Temperature

Bellaire, Antrim County Airport (13.7 miles)

  • Lowest 6 October, 2026

    33.4 °F

  • Average October

    57.1 °F

  • Highest 10 October, 2026

    81.5 °F

Climate (2021–2026)

Bellaire, Antrim County Airport (13.7 miles)

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  • Average Low 2021–2026

    37.5 °F

  • Average 2021–2026

    47.5 °F

  • Average High 2021–2026

    56.4 °F
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