Sullivan Regional Airport Weather Forecast

    • 67
    • 87

    Slight Chance Thunderstorms

    • 65
    • 85

    Rain Showers Likely

    • 70
    • 91

    Mostly Sunny

    • 70
    • 89

    Chance Thunderstorms

    • 60
    • 85

    Rain Showers Likely

    • 57
    • 78

    Chance Thunderstorms

Today 15 May Franklin

Partly sunny. A slight chance of Showers and Thunderstorms this morning. Highs in the mid 80s. South Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 20 percent.

Tonight 15 May Franklin

Mostly cloudy. A slight chance of Showers and Thunderstorms after midnight. Lows in the mid 60s. South Winds 5 to 10 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

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  • Temperature Real-Time

Sullivan Regional Airport Temperature Statistics

May Temperature

Washington Regional Airport (26.1 miles)

  • Lowest 7 May, 2026

    39.2 °F

  • Average May

    60.6 °F

  • Highest 4 May, 2026

    84.2 °F

Climate (2021–Present)

Washington Regional Airport (26.1 miles)

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  • Average Low 2021–2026

    47.7 °F

  • Average 2021–2026

    58.4 °F

  • Average High 2021–2026

    69.6 °F
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