Grain Valley Weather Forecast

    • 33
    • 52

    Becoming Sunny

    • 24
    • 56

    Mostly Sunny

    • 36
    • 48

    Partly Sunny

    • 34
    • 58

    Mostly Sunny

    • 43
    • 62

    Partly Sunny

    • 40
    • 63

    Chance Rain

Today 5 Feb Jackson

Mostly sunny. Not as cool with Highs in the lower 50s. Southwest Winds 10 to 15 Mph, becoming west in the afternoon.

Tonight 5 Feb Jackson

Mostly clear. Lows in the lower 30s. West Winds 5 to 10 Mph.

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  • Temperature Real-Time

Grain Valley Temperature Statistics

February Temperature

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

  • Lowest 1 February, 2026

    12.9 °F

  • Average February

    28.4 °F

  • Highest 2 February, 2026

    43 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    48 °F

  • Average 2021–2026

    57.6 °F

  • Average High 2021–2026

    67.3 °F
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