Lee's Summit Weather Forecast

    • 18
    • 23

    Sunny

    • 29
    • 44

    Sunny

    • 32
    • 52

    Mostly Sunny

    • 41
    • 54

    Partly Sunny

    • 21
    • 51

    Mostly Sunny

    • 37
    • 44

    Partly Sunny

    • 31
    • 56

    Partly Sunny

Today 14 Dec Jackson

Sunny. Highs in the lower 20s. Southeast Winds around 5 Mph.

Tonight 14 Dec Jackson

Clear and not as cold. Near steady temperature around 19. South Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lee's Summit Temperature Statistics

December Temperature

Lee's Summit, Lee's Summit Municipal Airport (3.1 miles)

  • Lowest 4 December, 2025

    12 °F

  • Average December

    31.7 °F

  • Highest 9 December, 2025

    55 °F

Climate (2020–Present)

Lee's Summit, Lee's Summit Municipal Airport (3.1 miles)

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  • Average Low 2020–2025

    48.1 °F

  • Average 2020–2025

    57.6 °F

  • Average High 2020–2025

    67.2 °F
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