Gray Summit Weather Forecast

    • 29
    • 39

    Decreasing Clouds

    • 21
    • 39

    Mostly Cloudy

    • 5
    • 29

    Chance Snow

    • 10
    • 21

    Mostly Sunny

    • 26
    • 43

    Partly Sunny

    • 35
    • 47

    Mostly Cloudy

Today 11 Dec Franklin

Mostly cloudy. Highs in the lower 40s. South Winds 5 to 10 Mph.

Tonight 11 Dec Franklin

Mostly cloudy. Cooler with Lows in the mid 20s. Northwest Winds around 5 Mph.

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Gray Summit Temperature Statistics

December Temperature

Washington Regional Airport (11.2 miles)

  • Lowest 3 December, 2025

    14 °F

  • Average December

    30.4 °F

  • Highest 6 December, 2025

    51.8 °F

Climate (2020–Present)

Washington Regional Airport (11.2 miles)

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  • Average Low 2020–2025

    47.6 °F

  • Average 2020–2025

    58.1 °F

  • Average High 2020–2025

    69 °F
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