Sullivan Regional Airport Weather Forecast

    • 64
    • 83

    Chance Thunderstorms

    • 64
    • 83

    Rain Showers Likely

    • 63
    • 86

    Chance Rain Showers

    • 57
    • 83

    Mostly Sunny

    • 57
    • 81

    Mostly Sunny

    • 63
    • 83

    Slight Chance Thunderstorms

Today 30 May Franklin

Areas of fog this morning. Mostly cloudy with a slight chance of Showers and Thunderstorms this Morning, then partly sunny with a chance of Showers and Thunderstorms this afternoon. Highs in the mid 80s. Southeast Winds around 5 Mph. Chance of rain 50 percent.

Tonight 30 May Franklin

Mostly cloudy with a chance of Showers. A chance of Thunderstorms, mainly in the evening. Lows in the lower 60s. East Winds around 5 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • 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

    65.8 °F
  • Highest 27 May, 2026

    87.8 °F

Climate (2021–Present)

Washington Regional Airport (26.1 miles)

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  • Average Low 2021–2026

    47.7 °F
  • Average 2021–2026

    58.5 °F
  • Average High 2021–2026

    69.7 °F
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