Sullivan Regional Airport Weather Forecast

    • 35
    • 52

    Mostly Cloudy

    • 20
    • 39

    Mostly Cloudy

    • 27
    • 37

    Partly Sunny

    • 41
    • 54

    Partly Sunny

    • 29
    • 48

    Mostly Cloudy

    • 20
    • 41

    Mostly Cloudy

    • 11
    • 29

    Partly Sunny

Today 6 Dec Franklin

Partly sunny. Highs in the upper 40s. Southeast Winds around 5 Mph.

Tonight 6 Dec Franklin

Cloudy. Lows in the mid 30s. South Winds 5 to 10 Mph with Gusts up to 30 Mph.

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Sullivan Regional Airport Temperature Statistics

December Temperature

Washington Regional Airport (26.1 miles)

  • Lowest 3 December, 2025

    14 °F

  • Average December

    25.8 °F

  • Highest 3 December, 2025

    39.2 °F

Climate (2020–Present)

Washington Regional Airport (26.1 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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