Grain Valley Weather Forecast

    • 53
    • 79

    Becoming Sunny

    • 52
    • 84

    Mostly Sunny

    • 63
    • 87

    Mostly Sunny

    • 40
    • 80

    Partly Sunny

    • 43
    • 60

    Partly Sunny

    • 46
    • 69

    Partly Sunny

    • 56
    • 78

    Mostly Sunny

Today 19 Mar Jackson

Sunny. Highs around 80. North Winds around 5 Mph.

Tonight 19 Mar Jackson

Sunny, then becoming partly cloudy this Evening, then becoming mostly clear. Lows in the lower 50s. North Winds around 5 Mph, becoming east this Evening, then becoming southwest after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grain Valley Temperature Statistics

March Temperature

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

  • Lowest 16 March, 2026

    9 °F

  • Average March

    46.1 °F

  • Highest 10 March, 2026

    82 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    48.3 °F

  • Average 2021–2026

    57.8 °F

  • Average High 2021–2026

    67.6 °F
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