Sullivan Regional Airport Weather Forecast

    • 65
    • 87

    Decreasing Clouds

    • 62
    • 84

    Mostly Sunny

    • 64
    • 86

    Mostly Sunny

    • 60
    • 87

    Mostly Sunny

    • 56
    • 81

    Mostly Sunny

    • 53
    • 74

    Partly Sunny

Today 20 Aug Franklin

Partly sunny this Morning, then clearing. Patchy fog this morning. Highs in the upper 80s. Northeast Winds 5 to 10 Mph.

Tonight 20 Aug Franklin

Mostly clear in the Evening, then becoming partly cloudy. Lows in the mid 60s. Northeast Winds around 5 Mph.

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Sullivan Regional Airport Temperature Statistics

August Temperature

Washington Regional Airport (26.1 miles)

  • Lowest 3 August, 2025

    57.2 °F

  • Average August

    77.3 °F

  • Highest 16 August, 2025

    100.4 °F

Climate (2020–Present)

Washington Regional Airport (26.1 miles)

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  • Average Low 2020–2025

    47.4 °F

  • Average 2020–2025

    57.9 °F

  • Average High 2020–2025

    68.7 °F
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