Harrisonville Weather Forecast

    • 74
    • 92

    Chance Thunderstorms

    • 75
    • 94

    Mostly Sunny

    • 75
    • 96

    Mostly Sunny

    • 74
    • 96

    Slight Chance Thunderstorms

    • 70
    • 94

    Chance Thunderstorms

    • 65
    • 83

    Slight Chance Thunderstorms

    • 63
    • 80

    Partly Sunny

Today 26 Jul Cass

Mostly sunny with a chance of Showers and Thunderstorms. Near steady temperature in the upper 80s. Southwest Winds 5 to 10 Mph. Chance of rain 50 percent. Heat index Values up to 105.

Tonight 26 Jul Cass

Partly cloudy this Evening, then becoming mostly cloudy. Lows in the mid 70s. South Winds 5 to 10 Mph. Heat index Values up to 103 early this evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Harrisonville Temperature Statistics

July Temperature

Lee's Summit, Lee's Summit Municipal Airport (21.1 miles)

  • Lowest 1 July, 2025

    66 °F

  • Average July

    81.6 °F

  • Highest 6 July, 2025

    105.7 °F

Climate (2020–Present)

Lee's Summit, Lee's Summit Municipal Airport (21.1 miles)

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  • Average Low 2020–2025

    48 °F

  • Average 2020–2025

    57.4 °F

  • Average High 2020–2025

    67.1 °F
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