Grain Valley Weather Forecast

    • 35
    • 59

    Becoming Sunny

    • 44
    • 63

    Mostly Cloudy

    • 40
    • 54

    Rain

    • 41
    • 61

    Mostly Sunny

    • 50
    • 65

    Mostly Cloudy

    • 49
    • 69

    Partly Sunny

Today 12 Feb Jackson

Mostly cloudy. Highs in the upper 50s. Southeast Winds 5 to 10 Mph, becoming south this afternoon.

Tonight 12 Feb Jackson

Mostly clear. Lows in the mid 30s. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grain Valley Temperature Statistics

February Temperature

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

  • Lowest 1 February, 2026

    12.7 °F

  • Average February

    38.9 °F

  • Highest 9 February, 2026

    73.9 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    48.1 °F

  • Average 2021–2026

    57.7 °F

  • Average High 2021–2026

    67.4 °F
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