Grain Valley Weather Forecast

    • 42
    • 65

    Increasing Clouds

    • 39
    • 66

    Chance Thunderstorms

    • 40
    • 62

    Partly Sunny

    • 43
    • 65

    Mostly Sunny

    • 51
    • 75

    Partly Sunny

    • 50
    • 74

    Partly Sunny

Today 29 Apr Jackson

Mostly sunny. Highs in the mid 60s. North Winds 5 to 10 Mph.

Tonight 29 Apr Jackson

Partly cloudy in the Evening, then clearing. Lows in the lower 40s. Northeast Winds around 5 Mph, becoming south after midnight.

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Grain Valley Temperature Statistics

April Temperature

Lee's Summit, Lee's Summit Municipal Airport (9.9 miles)

  • Lowest 5 April, 2026

    37.7 °F

  • Average April

    60.7 °F

  • Highest 14 April, 2026

    84.7 °F

Climate (2021–Present)

Lee's Summit, Lee's Summit Municipal Airport (9.9 miles)

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  • Average Low 2021–2026

    48.4 °F

  • Average 2021–2026

    58 °F

  • Average High 2021–2026

    67.8 °F
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