Osage Weather Forecast

    • 65
    • 90

    Chance Thunderstorms

    • 63
    • 88

    Chance Thunderstorms

    • 63
    • 89

    Chance Thunderstorms

    • 63
    • 85

    Chance Thunderstorms

    • 62
    • 82

    Chance Rain Showers

    • 63
    • 83

    Chance Rain Showers

Today 15 Sep Carroll

Partly sunny this Morning, then mostly cloudy with a chance of Showers and Thunderstorms this afternoon. Highs in the lower 90s. Temperature falling into the mid 80s this afternoon. West Winds around 5 Mph this Morning, becoming light and variable. Chance of rain 40 percent.

Tonight 15 Sep Carroll

Mostly cloudy with a slight chance of Showers and Thunderstorms in the Evening, then partly cloudy after midnight. Lows in the mid 60s. Light and variable Winds. Chance of rain 20 percent.

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Osage Temperature Statistics

September Temperature

Harrison, Boone County Airport (14.9 miles)

  • Lowest 7 September, 2025

    51.1 °F

  • Average September

    70.8 °F

  • Highest 12 September, 2025

    93 °F

Climate (2020–Present)

Harrison, Boone County Airport (14.9 miles)

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  • Average Low 2020–2025

    49.3 °F

  • Average 2020–2025

    59.5 °F

  • Average High 2020–2025

    70.3 °F
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