Sullivan Regional Airport Weather Forecast

    • 30
    • 36

    Gradual Clearing

    • 19
    • 44

    Chance Snow

    • 10
    • 26

    Partly Sunny

    • 16
    • 32

    Partly Sunny

    • 10
    • 25

    Mostly Sunny

    • 26
    • 38

    Mostly Sunny

    • 23
    • 46

    Partly Sunny

Today 15 Jan Franklin

Sunny. Highs in the upper 30s. West Winds around 5 Mph.

Tonight 15 Jan Franklin

Mostly cloudy this Evening, then clearing. Not as cool with Lows around 30. Southwest Winds 5 to 10 Mph with Gusts up to 25 Mph.

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Sullivan Regional Airport Temperature Statistics

January Temperature

Washington Regional Airport (26.1 miles)

  • Lowest 4 January, 2026

    21.2 °F

  • Average January

    42.5 °F

  • Highest 6 January, 2026

    68 °F

Climate (2021–Present)

Washington Regional Airport (26.1 miles)

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  • Average Low 2021–2026

    47.6 °F

  • Average 2021–2026

    58.2 °F

  • Average High 2021–2026

    69.2 °F
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