Owosso Weather Forecast

    • 43
    • 59

    Rain Showers

    • 45
    • 61

    Rain Showers

    • 41
    • 57

    Rain Showers

    • 37
    • 52

    Rain Showers

    • 33
    • 51

    Partly Sunny

    • 39
    • 55

    Mostly Cloudy

Today 19 Oct Shiawassee

Showers. Highs around 60. Northwest Winds 10 to 20 Mph. Chance of rain near 100 percent.

Tonight 19 Oct Shiawassee

Partly cloudy with a chance of Showers in the Evening, then mostly clear after midnight. Lows in the lower 40s. West Winds 5 to 15 Mph. Chance of rain 40 percent.

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Owosso Temperature Statistics

October Temperature

Owosso, Owosso Community Airport (1.9 miles)

  • Lowest 9 October, 2025

    34.9 °F

  • Average October

    58.6 °F

  • Highest 4 October, 2025

    89.1 °F

Climate (2020–Present)

Owosso, Owosso Community Airport (1.9 miles)

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  • Average Low 2020–2025

    41.4 °F

  • Average 2020–2025

    50.5 °F

  • Average High 2020–2025

    59.5 °F
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